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Do long sleepers have an increased risk of stroke?

( Source: MEDICA.de )

Photo: Sleeping woman [27/02/2015] People who sleep more than eight hours a night may have an increased risk of stroke, according to a new study published in the medical journal of the American Academy of Neurology. Do long sleepers have an increased risk of stroke? - Read more

Omega-3 fatty acids and vitamin D may control brain serotonin

( Source: MEDICA.de )

Photo: Tablet with the formula of serotonin [27/02/2015] Although essential marine omega-3 fatty acids and vitamin D have been shown to improve cognitive function and behavior in the context of certain brain disorders, the underlying mechanism has been unclear. In a new paper serotonin is explained as the missing link tying together why vitamin D and omega-3 fatty acids might ameliorate the symptoms associated with a broad array of brain disorders.Omega-3 fatty acids and vitamin D may control brain serotonin - Read more

Cutting-edge technology optimizes cancer therapy with nanomedicine drug combinations

( Source: MEDICA.de )

Graphic: Schematic of a combination therapy [26/02/2015] UCLA bioengineers develop platform that offers personalized approach to cancer treatment. Cutting-edge technology optimizes cancer therapy with nanomedicine drug combinations - Read more

Scientists grow leg muscle from cells in a dish

( Source: MEDICA.de )

Photo: Man in laboratory [26/02/2015] A team of researchers from Italy, Israel and the United Kingdom has succeeded in generating mature, functional skeletal muscles in mice using a new approach for tissue engineering.Scientists grow leg muscle from cells in a dish - Read more

Evolutionary approach reveals clues toward understanding the roots of schizophrenia

( Source: MEDICA.de )

Graphic: Pencil erases a signed gene [25/02/2015] In a new study appearing in Molecular Biology and Evolution, Mount Sinai researcher Joel Dudley has led a new study that suggests that the very changes specific to human evolution may have come at a cost, contributing to the genetic architecture underlying schizophrenia traits in modern humans. Evolutionary approach reveals clues toward understanding the roots of schizophrenia - Read more

Vitamin D deficiency linked more closely to diabetes than obesity

( Source: MEDICA.de )

Photo: Woman sitting in the sun [25/02/2015] People who have low levels of vitamin D are more likely to have diabetes, regardless of how much they weigh, according to a new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism.Vitamin D deficiency linked more closely to diabetes than obesity - Read more

Bio-inspired robotic sock promotes blood circulation and prevents blood clots in legs

( Source: MEDICA.de )

Photo: Patient with robotic sock [24/02/2015] Patients who are bedridden or unable to move their legs are often at risk of developing Deep Vein Thrombosis (DVT), a potentially life-threatening condition caused by blood clots forming along the lower extremity veins of the legs. A team of researchers has invented a novel sock that can help prevent DVT and improve survival rates of patients.Bio-inspired robotic sock promotes blood circulation and prevents blood clots in legs - Read more

Quick test for Ebola

( Source: MEDICA.de )

Photo: Ebola [24/02/2015] Simple paper strip can diagnose Ebola and other fevers within 10 minutes.Quick test for Ebola - Read more

Reducing energy efficiency boosts calorie burning in muscle

( Source: MEDICA.de )

Photo: Colorized infrared images of mice after performing low-intensity exercise on a treadmill [23/02/2015] Injection that makes muscles less energy efficient may have potential as weight-loss therapy to treat obesity.Reducing energy efficiency boosts calorie burning in muscle - Read more

Teens increasingly sleep deprived

( Source: MEDICA.de )

Photo: Sleeping teenage girl [23/02/2015] Sufficient sleep is critical for adolescent health, yet the number of hours slept per night has decreased among teenagers in the United States over the last 20 years. Teens increasingly sleep deprived - Read more

Molecular trigger of IBD discovered

( Source: MEDICA.de )

Photo: Zebrafish fluorescing in green and red [20/02/2015] Cells lining the intestinal tract form a critical barrier, protecting our bodies from the billions of bacteria living in the gut. Breaches in this barrier are driven largely by a single signaling molecule called tumor necrosis factor (TNF), elevated amounts of which are associated with inflammatory bowel diseases like Crohn's disease and ulcerative colitis.Molecular trigger of IBD discovered - Read more

Parkinson’s: Growth factor for possible regenerative effects

( Source: MEDICA.de )

Graphic: Two hands protecting a brain icon [20/02/2015] Researchers have long sought treatments that can slow the progression of Parkinson's disease. Current treatments have for decades been only symptomatic in nature, supplying the neurotransmitter dopamine, which the dying nerve cells can no longer produce.Parkinson’s: Growth factor for possible regenerative effects - Read more

Cancer: 90% approve of screening but uptake is lower

( Source: MEDICA.de )

Graphic: Cancer-related words forming a cloud [19/02/2015] Nine in 10 people think that cancer screening is ‘almost always a good idea’ despite the fact that screening uptake is lower, a Cancer Research UK study in the British Journal of Cancer shows.Cancer: 90% approve of screening but uptake is lower - Read more

MRI: DVD helps patients to prepare

( Source: MEDICA.de )

Photo: Woman during an MRI scan [19/02/2015] A DVD designed to help people prepare for a Magnetic Resonance Imaging (MRI) scan, including guidance on how to relax, led to more successful scans. The patients receiving the DVD also felt less anxious during the scan says a paper published in the British Journal of Health Psychology.MRI: DVD helps patients to prepare - Read more

Cross-border intensive care medicine

( Source: MEDICA.de )

Graphic: Map of Europe in shades of blue [18/02/2015] Anyone who becomes seriously ill or has an accident while on holiday would like to be treated as well as they are at home. It is vitally important for the patient that the doctor has been well trained, in particular in intensive care medicine.Cross-border intensive care medicine - Read more

Transplantation of adrenal cells encapsulated in a bioreactor

( Source: MEDICA.de )

Graphic: Kidneys in the body [18/02/2015] If the function of the adrenal gland is disturbed it does not produce enough stress-adjusting messengers. The results are serious and cause life-threatening diseases. Till now academic medicine provides only limited. Researchers developed an artificial adrenal system in an animal model. This makes future human transplantation of adrenal cells possible. Transplantation of adrenal cells encapsulated in a bioreactor - Read more

Human neural stem cells restore cognitive functions impaired by chemotherapy

( Source: MEDICA.de )

Photo: Patient during a chemotherapy [17/02/2015] Human neural stem cell treatments are showing promise for reversing learning and memory deficits after chemotherapy, according to the researchers of the University of California, Irvine (UCI).Human neural stem cells restore cognitive functions impaired by chemotherapy - Read more

Tracking parasites with satellites

( Source: MEDICA.de )

Photo: Prof Archie Clements [17/02/2015] Scientists are teaming up to use satellite data to target deadly parasites to help predict patterns of parasitic diseases such as malaria, worms and hydatids.Tracking parasites with satellites - Read more

Hand washing focus in hospitals leads to dermatitis

( Source: MEDICA.de )

Photo: Team of physicians washing their hands [13/02/2015] Researchers from the University's Institute of Population Health studied reports voluntarily submitted by dermatologists to a national database which is run by the University (THOR), between 1996 and 2012. Sixty percent of eligible UK dermatologists used this database which is designed to report skin problems caused or aggravated by work.Hand washing focus in hospitals leads to dermatitis - Read more

Stem cell transplants may work better than drug for multiple sclerosis

( Source: MEDICA.de )

Graphic: Demyelination of a nerve [13/02/2015] The study involved 21 people whose disability due to multiple sclerosis had increased during the previous year even though they were taking conventional medications (also known as first-line treatments). The participants, who were an average age of 36, were at an average disability level where a cane or crutch was needed to walk.Stem cell transplants may work better than drug for multiple sclerosis - Read more

Engineered insulin could offer better diabetes control

( Source: MEDICA.de )

Photo: Insulin shot in front of sugar cubes [12/02/2015] MIT engineers hope to improve treatment for diabetes patients with a new type of engineered insulin. In tests in mice, the researchers showed that their modified insulin can circulate in the bloodstream for at least 10 hours. This could eliminate the need for patients to repeatedly monitor their blood sugar levels and inject insulin throughout the day.Engineered insulin could offer better diabetes control - Read more

Smartphone apps vs. wearable devices

( Source: MEDICA.de )

Photo: Smartphone [12/02/2015] Although wearable devices have received significant attention for their ability to track an individual's physical activity, most smartphone applications are just as accurate, according to a new research letter in JAMA. Smartphone apps vs. wearable devices - Read more

Need for transplants rises in US

( Source: MEDICA.de )

Photo: Surgeons transplant an organ [11/02/2015] Surgeons and transplant centers nationwide increasingly have rejected hearts donated for transplantation despite a growing need for them, according to a new study by researchers at the Stanford University School of Medicine. Need for transplants rises in US - Read more

The radiation therapy of the future adjusts itself to the patient

( Source: MEDICA.de )

Photo: Physicians and scientists working together [11/02/2015] Radiation therapy for cancer therapy usually lasts for several weeks. During this time, the situation of the patient changes often: bodyweight decreases, causing the tumor to shrink or change shape. In the worst case, the radiation can no longer fully hit the tumor, causing part of the radiation to reach and damage healthy tissue.The radiation therapy of the future adjusts itself to the patient - Read more

Do clothes make the doctor?

( Source: MEDICA.de )

Photo: Doctors in scrubs and white coats [10/02/2015] What should doctors wear? And how does something as simple as their choice of a suit, scrubs or slacks influence how patients view them? A new analysis takes a comprehensive look - and finds that the answer isn't as simple as you might think. It also finds that doctors don't seem to be getting a lot of guidance on how to dress. Do clothes make the doctor? - Read more

Poor access to primary care results in poorer health for deaf people

Photo: Girl and woman signing [10/02/2015] Deaf people who sign have poorer health than the general population, according to a study led by researchers from the School for Social and Community Medicine at the University of Bristol, UK.Poor access to primary care results in poorer health for deaf people - Read more

Fluorescent probe tracks osteoarthritis development

( Source: MEDICA.de )

Photo: X-ray image of osteoarthritic knees [09/02/2015] A fluorescent probe may make it easier to diagnose and monitor osteoarthritis, a painful joint disease. The disease is often detected late in development after painful symptoms occur. Earlier diagnosis might lead to better management and patient outcomes. A new study reports that a fluorescent probe tracked the development of osteoarthritis in male mice, brightening as the disease progressed. Fluorescent probe tracks osteoarthritis development - Read more

New method for minimally invasive tissue ablation surgery

( Source: MEDICA.de )

Photo: Masson's trichromatic staining of the liver tissue [09/02/2015] A team of researchers that includes scientists from the Quinnipiac University and the University of California, Berkeley reports a new method for minimally invasive tissue ablation surgery that combines electrolysis with reversible electroporation. New method for minimally invasive tissue ablation surgery - Read more

Improving genome editing with drugs

( Source: MEDICA.de )

Photo: An gemone made of paper in the hands of a woman [06/02/2015] One of the most exciting scientific advances made in recent years is CRISPR--the ability to precisely edit the genome of cells. However, although this method has incredible potential, the process is extremely inefficient. Fortunately, scientists at the Gladstone Institutes have discovered a way to enhance the efficiency of CRISPR with the introduction of a few key chemical compounds.Improving genome editing with drugs - Read more

New source of cells for modeling malaria

( Source: MEDICA.de )

Photo: Doctor with sign [06/02/2015] In 2008, the World Health Organization announced a global effort to eradicate malaria, which kills about 800,000 people every year. As part of that goal, scientists are trying to develop new drugs that target the malaria parasite during the stage when it infects the human liver, which is crucial because some strains of malaria can lie dormant in the liver for several years before flaring up.New source of cells for modeling malaria - Read more

Kidney images reveal the secrets of how organ develops

( Source: MEDICA.de )

Photo: Nephrons [05/02/2015] Striking images reveal new insights into how the kidney develops from a group of cells into a complex organ.Kidney images reveal the secrets of how organ develops - Read more

Large study of hypertension patients highlights key moments at which to intervene

( Source: MEDICA.de )

Photo: Nurse with a patient [05/02/2015] In a new study published this week in the British Medical Journal, researchers from Brigham and Women's Hospital (BWH) examined the outcomes of 88,000 adults with hypertension to pinpoint the precise high-blood-pressure level and critical time points at which intervening was tied to a decrease in the risk of death. Large study of hypertension patients highlights key moments at which to intervene - Read more

How the brain controls robotic grasping tools

( Source: MEDICA.de )

Graphic: Head and brain of a person [04/02/2015] Grasping an object involves a complex network of brain functions. New findings from researchers at the University of Missouri suggest that the cerebellum, a region of the brain that has changed very little over time, may play a critical role. Findings could lead to advancements in assistive technologies benefiting the disabled.How the brain controls robotic grasping tools - Read more

Patients may avoid topic of work-related asthma for fear of losing jobs

( Source: MEDICA.de )

Photo: Man with inhaler [04/02/2015] According to a new study published in the Annals of Allergy, Asthma and Immunology, the scientific publication of the American College of Allergy, Asthma and Immunology (ACAAI), only 15 percent of employed adults with asthma discussed with their doctor how work might affect their condition.Patients may avoid topic of work-related asthma for fear of losing jobs - Read more

DNA nanoswitches reveal how life's molecules connect

( Source: MEDICA.de )

Photo: Switch [03/02/2015] A complex interplay of molecular components governs almost all aspects of biological sciences. Understanding these bio-molecular interactions is critical for the discovery of new, more effective therapeutics and diagnostics to treat cancer and other diseases, but currently requires scientists to have access to expensive and elaborate laboratory equipment. DNA nanoswitches reveal how life's molecules connect - Read more

New metabolic biomarkers predict future cardiovascular diseases

( Source: MEDICA.de )

Graphic: Heart rate [03/02/2015] Four biomarkers in the blood are indicative of future cardiovascular disease risk independently of known risk factors. This opens up new possibilities for diagnosis and prevention of these diseases, such as heart attack or stroke, reports an international research team.New metabolic biomarkers predict future cardiovascular diseases - Read more

Anti-microbial coatings with a long-term effect for surfaces

( Source: MEDICA.de )

Photo: Man in a clean, public bathroom [02/02/2015] Researchers at the INM – Leibniz Institute for New Materials have now produced antimicrobial abrasion-resistant coatings with both silver and copper colloids with a long-term effect that kill germs reliably and at the same time prevent germs becoming established. The coatings are particularly suitable for the application on large and solid surfaces, on doorhandles and for textiles.Anti-microbial coatings with a long-term effect for surfaces - Read more

Study links deficiency of cellular housekeeping gene with aggressive forms of breast cancer

( Source: MEDICA.de )

Graphic: Tumor cell [02/02/2015] UT Southwestern Medical Center scientists have identified a strong link between the most aggressive type of breast cancer and a gene that regulates the body's natural cellular recycling process, called autophagy.Study links deficiency of cellular housekeeping gene with aggressive forms of breast cancer - Read more

Beer compound could help fend off brain disorders

( Source: MEDICA.de )

Photo: A cold glass of beer [30/01/2015] The health-promoting perks of wine have attracted the spotlight recently, leaving beer in the shadows. But scientists are discovering new ways in which the latter could be a more healthful beverage than once thought.Beer compound could help fend off brain disorders - Read more

Communication is key to Emergency Department success

( Source: MEDICA.de )

Photo: Three paramedics talking [30/01/2015] The high-risk, rapidly changing nature of hospital Emergency Departments creates an environment where stress levels and staff burnout rates are high, but researchers at St. Michael's Hospital have identified the secret sauce that helps many emergency clinicians flourish - communication.Communication is key to Emergency Department success - Read more

Epilepsy: Surgery effective for more than 15 years

( Source: MEDICA.de )

Photo: X-ray image of a skull [29/01/2015] Brain surgery for otherwise hard-to-treat epilepsy is effective for up to 15 years, according to a new survey by Henry Ford Hospital physicians.Epilepsy: Surgery effective for more than 15 years - Read more

HIV: Persistent adaptability

( Source: MEDICA.de )

Photo: The word [29/01/2015] Drug-resistant HIV viruses can spread rapidly. This is the conclusion of a study conducted as part of the SWISS HIV Cohort Study, which is supported by the SNSF. Only the continuous introduction of new drugs can stop the virus from getting the upper hand.HIV: Persistent adaptability - Read more

Aortic dissection: Changing patterns in patient care

( Source: MEDICA.de )

Graphic: Stent is placed inside a blood vessel [28/01/2015] Cardiothoracic surgeons have long played a central role in the care of patients with aortic dissection, a life-threatening condition that in the past was treated only with open surgery or medicines.Aortic dissection: Changing patterns in patient care - Read more

Five strategies to write medical review articles

( Source: MEDICA.de )

Photo: Doctor writing with a pen [28/01/2015] Review articles in medical journals inform and enlighten physicians and other readers by summarizing the research on a given topic and setting the stage for further studies.Five strategies to write medical review articles - Read more

ICU: Patients on ventilators often able to communicate

( Source: MEDICA.de )

Photo: Hand and pen on a writing pad [27/01/2015] A new study reveals that more than half of patients in intensive care units (ICU) using ventilators to help them breathe could benefit from assistive communication tools.ICU: Patients on ventilators often able to communicate - Read more

Practicing nursing care in a virtual world

( Source: MEDICA.de )

Photo: Woman wearing Oculus Rift headset [27/01/2015] Oculus Rift, a gaming headset, can help teach nurses how to communicate better, researchers at the Norwegian University of Science and Technology have found.Practicing nursing care in a virtual world - Read more

Cancer: Dismissing 'trivial' symptoms could delay diagnosis

( Source: MEDICA.de )

Photo: Patient talking to a physician [26/01/2015] People who dismiss their symptoms as trivial or worry about wasting the doctor's time may decide against going to their GP with red-flag cancer warning symptoms, according to a Cancer Research UK study published in the British Journal of General Practice.Cancer: Dismissing 'trivial' symptoms could delay diagnosis - Read more

Dragnet for epilepsy genes

( Source: MEDICA.de )

Photo: Surgical specimen of brain tissue [26/01/2015] An international team of scientists together with the University of Bonn Hospital have taken a new path in the research into causes of epilepsy: The researchers determined the networks of the active genes and, like a dragnet, looked for the "main perpetrators" using a computer model.Dragnet for epilepsy genes - Read more

World Cancer Day (February 4th): "Not beyond us"

( Source: MEDICA.de )

Graphic: Official logo of World Cancer Day [26/01/2015] "Not beyond us" – this is the motto of World Cancer Day 2015. It means that the knowledge we have collected about cancer already contains a lot of solutions that we can and should use in the battle against the deadly disease.World Cancer Day (February 4th): "Not beyond us" - Read more

Antibiotic use by travelers may add to global spread of superbugs

( Source: MEDICA.de )

Photo: Tablets lying around a sun bed [23/01/2015] Taking antibiotics for diarrhea may put travelers visiting developing parts of the world at higher risk for contracting superbugs and spreading these daunting drug-resistant bacteria to their home countries.Antibiotic use by travelers may add to global spread of superbugs - Read more

Device lowers blood pressure

( Source: MEDICA.de )

Photo: Person measuring blood pressure at the wrist [23/01/2015] A new device has been shown to significantly lower blood pressure among patients with uncontrolled high blood pressure, compared to those treated with usual drug measures - according to research from Queen Mary University of London. Device lowers blood pressure - Read more

New preservation system for organ transplantation

( Source: MEDICA.de )

Photo: doctors transplanting an organ [22/01/2015] A new preservation system that pumps cooled, oxygen-rich fluid into donor livers not only keeps the organs in excellent condition for as long as nine hours before transplantation, but also leads to dramatically better liver function and increases survival of recipients, according to a series of animal studies. The system could be tested with transplant patients later this year. New preservation system for organ transplantation - Read more

Only half of teenage girls receive HPV vaccine

( Source: MEDICA.de )

Photo: girl being skeptic of injection [22/01/2015] It's a virus that is responsible for almost all cases of cervical cancer but a new study by University of Texas Medical Branch at Galveston researchers indicates that only about half of the girls receive the vaccine at the recommended age to best protect themselves.Only half of teenage girls receive HPV vaccine - Read more

Possible new general anesthetics discovered

( Source: MEDICA.de )

Photo: doctor of anesthesia in OR [21/01/2015] Penn Medicine researchers, in a continuation of their groundbreaking work to better understand how anesthesia works in the body, have found the first new class of novel anesthetics since the 1970s. Their findings detail the processes through which the group uncovered these compounds.Possible new general anesthetics discovered - Read more

Wearable sensor clears path to long-term EKG

( Source: MEDICA.de )

Photo: electrode sensor [21/01/2015] Researchers from North Carolina State University have developed a new, wearable sensor that uses silver nanowires to monitor electrophysiological signals, such as electrocardiography (EKG) or electromyography (EMG). The new sensor is as accurate as the "wet electrode" sensors used in hospitals, but can be used for long-term monitoring.Wearable sensor clears path to long-term EKG - Read more

Bone stem cells shown to regenerate bones and cartilage

( Source: MEDICA.de )

Photo: osteochondroretricular stem cells visualized in red [20/01/2015] Cells, called osteochondroreticular (OCR) stem cells, were discovered by tracking a protein expressed by the cells. Using this marker, researchers at Columbia University Medical Center found that OCR cells self-renew and generate key bone and cartilage cells, including osteoblasts and chondrocytes. Bone stem cells shown to regenerate bones and cartilage - Read more

Tiny 'microcapsules' could repair osteoarthritis damage

( Source: MEDICA.de )

Photo: tiny microcapsule containing CNP [20/01/2015] A new 'microcapsule' treatment delivery method developed by researchers at Queen Mary University of London could reduce inflammation in cartilage affected by osteoarthritis and reverse damage to tissue. The research was funded by Arthritis Research UK and the AO Foundation. Tiny 'microcapsules' could repair osteoarthritis damage - Read more

Is it possible to reset our biological clocks?

( Source: MEDICA.de )

Photo: Woman with a clock in her hand [19/01/2015] Imagine being able to easily get over all of the discomfort and problems of jet lag or night-shift work. Science is not quite there, but recent work by Marc Cuesta, Nicolas Cermakian and Diane B. Boivin from the Douglas Mental Health University Institute and McGill University has opened new therapeutic avenues for improving the synchronization of the body's different biological clocks. Is it possible to reset our biological clocks? - Read more

Success for first tumor tissue samples biobank

( Source: MEDICA.de )

Photo: Man working in a laboratory [19/01/2015] SPECTAcolor's successful start has demonstrated its viability to facilitate next generation cancer clinical trials. It has been successfully implemented across 19 clinical centers located in nine countries in Europe, has now recruited over 500 patients since its launch in September 2013, and the observed frequency of mutations is similar to that in previous colorectal cancer clinical trials. Success for first tumor tissue samples biobank - Read more

Do vascular diseases deliver clues to treat Alzheimer's?

( Source: MEDICA.de )

Graphic: Iconic man on a seesaw between heart and brain [16/01/2015] A growing body of research suggests that the most common cause of dementia in older people is a mix of vascular and Alzheimer's-related brain abnormalities, and that approximately half of people who die with Alzheimer's also have evidence of strokes in their brains.Do vascular diseases deliver clues to treat Alzheimer's? - Read more

Tattoo monitors glucose levels without needle

( Source: MEDICA.de )

Photo: Patch with printed electronics on an arm [16/01/2015] Nanoengineers at the University of California, San Diego have tested a temporary tattoo that both extracts and measures the level of glucose in the fluid in between skin cells. This first-ever example of the flexible, easy-to-wear device could be a promising step forward in noninvasive glucose testing for patients with diabetes.Tattoo monitors glucose levels without needle - Read more

Cardiac specialists recommend donor heart allocation changes

( Source: MEDICA.de )

Photo: Hands with surgical gloves hold a symbolic heart [15/01/2015] A group of leading cardiac specialists has proposed new guidelines for the allocation of donor hearts to patients awaiting transplant. The changes are aimed at improving the organ distribution process to increase the survival rate of patients awaiting transplant and posttransplant.Cardiac specialists recommend donor heart allocation changes - Read more

Cone snail venom holds promise for medical treatments

( Source: MEDICA.de )

Photo: Man holding a cone snail in his hand [15/01/2015] The venom is extraordinary complex mixture of compounds with medicinal properties. They could be used to treat cancer and addictions.Cone snail venom holds promise for medical treatments - Read more

Designing effective health messages

( Source: MEDICA.de )

Photo: Cartoons showing health messages [14/01/2015] Is it better to tell people about the harms of certain health decisions or about the benefits of positive health related decisions? Studies that delve into this very question have differing results. A new paper just published by Cornell Food & Brand Lab, finds that the type of health messaging that is most effective might vary depending on certain characteristics of the target audience.Designing effective health messages - Read more

Social Media could impact on quality of conference presentations

( Source: MEDICA.de )

Photo: Letters on wood cubes spelling [14/01/2015] A new pilot study into the impact of Twitter on conferences suggests that social media may impact on quality of presentations as speakers receive real-time feedback.Social Media could impact on quality of conference presentations - Read more

Do viruses make us smarter?

( Source: MEDICA.de )

Photo: Young female student with a laptop and a book [13/01/2015] A new study from Lund University in Sweden indicates that inherited viruses that are millions of years old play an important role in building up the complex networks that characterize the human brain.Do viruses make us smarter? - Read more

Optimistic people have healthier hearts

( Source: MEDICA.de )

Photo: Happy couple bathed in sunlight [13/01/2015] People who have upbeat outlooks on life have significantly better cardiovascular health, suggests a new study that examined associations between optimism and heart health in more than 5,100 adults.Optimistic people have healthier hearts - Read more

Healthcare: eLearning as good as traditional training

( Source: MEDICA.de )

Graphic: Computer key with the word [12/01/2015] Electronic learning could enable millions more students to train as doctors and nurses worldwide, according to research.Healthcare: eLearning as good as traditional training - Read more

May contain nuts. But how much is too much?

( Source: MEDICA.de )

Photo: Peanuts [12/01/2015] In a new study, researchers from the University of Manchester identified the level of five of the most common food allergens which would cause a reaction in only ten percent of people who are sensitive to them.May contain nuts. But how much is too much? - Read more

Researchers grow functional tissue-engineered intestine from human cells

( Source: MEDICA.de )

Graphic: model of an intestine [09/01/2015] A new study by researchers at Children's Hospital Los Angeles has shown that tissue-engineered small intestine grown from human cells replicates key aspects of a functioning human intestine. The tissue-engineered small intestine they developed contains important elements of the mucosal lining and support structures and even tiny or ultra-structural components like cellular connections. Researchers grow functional tissue-engineered intestine from human cells - Read more

T cell receptor ensures Treg functionality

( Source: MEDICA.de )

Photo: Researcher Christoph Vahl in his laboratory [09/01/2015] T cells play an important role in the immune system, destroying pathogens and controlling the body's immune responses. Every T cell has its own special T cell receptor (TCR) on its surface that only recognizes one specific substance. To protect the body, the majority of these autoreactive cells are destroyed before they fully mature.T cell receptor ensures Treg functionality - Read more

How bacteria control their size

( Source: MEDICA.de )

Photo: MRSA uniform in size [08/01/2015] Staphylococcus aureus are so uniform in size they look like they were made in a factory. How do the bacteria manage to keep their size so uniform? Scientists have traditionally studied bacteria in large numbers, not individually. Working with tens of millions of cells in a culture flask, they tracked their growth by looking at how much the cells dimmed light passing through a tube. How bacteria control their size - Read more

Worsening trends in headache management

( Source: MEDICA.de )

Photo: Man massaging his head [08/01/2015] Each year more than 12 million Americans visit their doctors complaining of headaches, which result in lost productivity and costs of upward of $31 billion annually. A new study by researchers from Beth Israel Deaconess Medical Center (BIDMC) suggests some of that cost could be offset by physicians ordering fewer tests and an increased focus on counseling about lifestyle changes.Worsening trends in headache management - Read more

Early blood glucose control lengthens life in people with type 1 diabetes

( Source: MEDICA.de )

Photo: glucose monitoring tool [07/01/2015] People with type 1 diabetes who intensively control their blood glucose early in their disease are likely to live longer than those who do not, according to research funded by the National Institutes of Health. The findings are the latest results of the Diabetes Control and Complications Trial (DCCT) and its follow-up, the Epidemiology of Diabetes Control and Complications (EDIC) study. Early blood glucose control lengthens life in people with type 1 diabetes - Read more

Importance of bowel cancer screening

( Source: MEDICA.de )

Graphic: red marked bowel in human body [07/01/2015] Almost 40 percent of people who have abnormal results from bowel cancer screening tests and are referred for further investigation ignore their next screening invitation two years later, according to a Cancer Research UK study. In contrast, just 13 percent of those who had a normal result did not continue with screening. Importance of bowel cancer screening - Read more

'Glowing' new nanotechnology guides cancer surgery

( Source: MEDICA.de )

Graphic: Nanoparticle carries drug into cancer cell [06/01/2015] Researchers at Oregon State University have developed a new way to selectively insert compounds into cancer cells - a system that will help surgeons identify malignant tissues and then, in combination with phototherapy, kill any remaining cancer cells after a tumor is removed.'Glowing' new nanotechnology guides cancer surgery - Read more

Novel biomarker could help pathologists assessing tumors during surgery

( Source: MEDICA.de )

Photo: Two doctors during surgery [06/01/2015] Researchers at Cold Spring Harbor Laboratory (CSHL) reported the discovery of a novel cellular biomarker that could make it comparatively easy for cancer surgeons to determine if a patient has a potentially lethal mutation in a protein called p53, the most powerful of the body's natural tumor suppressors and often called "the guardian of the genome."Novel biomarker could help pathologists assessing tumors during surgery - Read more

Predicting superbugs' countermoves to new drugs

( Source: MEDICA.de )

Photo: Petri dish with bacteria inside [05/01/2015] With drug-resistant bacteria on the rise, even common infections that were easily controlled for decades are proving trickier to treat with standard antibiotics. Researchers have developed a computer program called OSPREY to predict how MRSA will adapt to a new experimental drug ahead of time, before the drug is tested on patients.Predicting superbugs' countermoves to new drugs - Read more

Researchers target the cell's 'biological clock'

( Source: MEDICA.de )

Graphic: Cancer cells in the body [05/01/2015] Cell biologists at UT Southwestern Medical Center have targeted telomeres with a small molecule called 6-thiodG that takes advantage of the cell's 'biological clock' to kill cancer cells and shrink tumor growth. Researchers target the cell's 'biological clock' - Read more

49 percent of patients withhold clinically sensitive information

( Source: MEDICA.de )

Photo: Lock and chains around a keyboard [19/12/2014] In the first real-world trial of the impact of patient-controlled access to electronic medical records, almost half of the patients who participated withheld clinically sensitive information in their medical records from some or all of their health care providers.49 percent of patients withhold clinically sensitive information - Read more

New class of synthetic molecules mimics antibodies

( Source: MEDICA.de )

Graphic: Function of Syams [19/12/2014] A Yale University lab has crafted the first synthetic molecules that have both the targeting and response functions of antibodies.New class of synthetic molecules mimics antibodies - Read more

'Radiogenetics' seeks to remotely control cells and genes

( Source: MEDICA.de )

Photo: Colorful cellular structures [18/12/2014] It is the most basic of ways to find out what something does, whether it is an unmarked circuit breaker or an unidentified gene - flip its switch and see what happens. New remote-control technology may offer biologists a powerful way to do this with cells and genes.'Radiogenetics' seeks to remotely control cells and genes - Read more

GPs should be more open when referring patients for cancer investigations

( Source: MEDICA.de )

Photo: Physician talking to a patient [18/12/2014] GPs should consider a more overt discussion with patients when referring them for further investigation of symptoms which may indicate cancer.GPs should be more open when referring patients for cancer investigations - Read more

Children: Open bone breaks can heal safely without surgery

( Source: MEDICA.de )

Photo: Boy with a colorful cast around the arm [17/12/2014] Many children who sustain so-called open bone fractures in the forearm or lower leg can, and do, heal safely without surgery, according to the results of a small study led by investigators at the Johns Hopkins Children's Center.Children: Open bone breaks can heal safely without surgery - Read more

Imaging reveals: Bacterial biofilms associated with colon cancer

( Source: MEDICA.de )

Photo: Fluorescent image of biofilms on cancer tissue [17/12/2014] Since the first "catalog" of the normal bacterial makeup of the human body was published in 2012, numerous connections between illness and disturbances in the human microbiota have been found. Now scientists report yet another: Cancerous tumors in the ascending colon are characterized by biofilms, which are dense clumps of bacterial cells encased in a self-produced matrix.Imaging reveals: Bacterial biofilms associated with colon cancer - Read more

Complications from blood transfusions more common than previously reported

( Source: MEDICA.de )

Photo: Hanging, empty blood bags [16/12/2014] Two studies shed new light on the prevalence of transfusion-related acute lung injury (TRALI) and transfusion-associated circulatory overload (TACO), the number one and two leading causes of blood transfusion-related deaths in the United States.Complications from blood transfusions more common than previously reported - Read more

Patients do not understand risks of unnecessary antibiotics

( Source: MEDICA.de )

Photo: Physician informs a patient about his description [16/12/2014] Over prescription of antibiotics is a major factor driving one of the biggest public health concerns today: antibiotic resistance. In a first-of-its-kind study, research led by the George Washington University suggests that public health educational materials may not address the misconceptions that shape why patients expect antibiotics, driving doctors to prescribe them more.Patients do not understand risks of unnecessary antibiotics - Read more

Male and female breast cancers are not identical

( Source: MEDICA.de )

Photo: Man holding a hand over his breast [15/12/2014] Results of the EORTC10085/TBCRC/BIG/NABCG International Male Breast Cancer Program conducted in both Europe and in the United States found significant improvement in survival for men with breast cancer, but this improvement was not as good as that observed for women.Male and female breast cancers are not identical - Read more

Taming the inflammatory response in kidney dialysis

( Source: MEDICA.de )

Graphic: Structure of a complex molecule [15/12/2014] Frequent kidney dialysis is essential for the approximately 350,000 end-stage renal disease (ESRD) patients in the United States. But it can also cause systemic inflammation, leading to complications such as cardiovascular disease and anemia, and patients who rely on the therapy have a five-year survival rate of only 35 percent.Taming the inflammatory response in kidney dialysis - Read more

Controlling obesity with potato extract

( Source: MEDICA.de )

Photo: Two hands holding potatoes [12/12/2014] A simple potato extract may limit weight gain from a diet that is high in fat and refined carbohydrates, according to scientists at McGill University. The results of their recent study were so surprising that the investigators repeated the experiment just to be sure.Controlling obesity with potato extract - Read more

Drawing lessons from Philadelphia's large-scale ob unit closures

( Source: MEDICA.de )

Photo: [12/12/2014] What does it mean for expectant mothers and hospitals when there are large-scale closures of maternity units? A new study led by researchers at The Children's Hospital of Philadelphia provides an inside view from hospital staff members in Philadelphia, where 13 out of 19 obstetric units closed in a 15-year period.Drawing lessons from Philadelphia's large-scale ob unit closures - Read more

Nanotechnology against malaria parasites

( Source: MEDICA.de )

Graphic: Erythrocytes in a bloodvessel [11/12/2014] Malaria parasites invade human red blood cells, they then disrupt them and infect others. Researchers at the University of Basel and the Swiss Tropical and Public Health Institute have now developed so-called nanomimics of host cell membranes that trick the parasites.Nanotechnology against malaria parasites - Read more

Yeast cells are first known to cure themselves of prions

( Source: MEDICA.de )

Photo: Yeast cells under the microscope [11/12/2014] Yeast cells can sometimes reverse the protein misfolding and clumping associated with diseases such as Alzheimer's, according to new research from the University of Arizona.Yeast cells are first known to cure themselves of prions - Read more

Brain depends on gut bacteria for protection

( Source: MEDICA.de )

Photo: X-Ray showing three different mice [10/12/2014] With the abundance of information available about eating right, no one could question the capacity of your brain to protect your digestive tract. But a recent study shows that the intestines may in turn be protecting the brain, long before you are old enough to surf health and nutrition websites.Brain depends on gut bacteria for protection - Read more

York research spotlights male healthcare attitudes

( Source: MEDICA.de )

Photo: Man balancing an apple on a book [10/12/2014] A researcher at the University of York, studying male attitudes towards self-managing long-term healthcare issues, has discovered that self-management support is better received by men if it does not threaten aspects of masculine identity.York research spotlights male healthcare attitudes - Read more

Experience counts with radiation therapy for head and neck cancer

( Source: MEDICA.de )

Photo: X-Ray of head and neck area [09/12/2014] When it comes to specialized cancer surgery, it is generally true that the more experienced the surgeon, the better the outcome. The same might hold true for radiation therapy used to treat head and neck cancer, according to a new study.Experience counts with radiation therapy for head and neck cancer - Read more

Fewer deaths related to RSV than previously thought

( Source: MEDICA.de )

Photo: Boy with a cough in bed [09/12/2014] It is a virus that has long been characterized as dangerous and even deadly, but new research shows infant deaths from respiratory syncytial virus (RSV) are actually quite uncommon in the 21st century.Fewer deaths related to RSV than previously thought - Read more

Correcting myths about the flu vaccine

( Source: MEDICA.de )

Photo: Physician vaccinates sceptically looking woman [08/12/2014] With health systems in the U.S., U.K., and around the world trying to increase vaccination levels, it is critical to understand how to address vaccine hesitancy and counter myths about vaccine safety.Correcting myths about the flu vaccine - Read more

Technology to help patients with chronic liver disease

( Source: MEDICA.de )

Graphic: Stomach, liver and intestines [08/12/2014] The American Gastroenterological Association (AGA) Research Foundation is pleased to announce that Ashish Nimgaonkar, MBBS, MTech, MS, from John Hopkins University, has received the inaugural AGA-Boston Scientific Career Development Technology & Innovation Award. This award is graciously supported by a grant from Boston Scientific, a leading innovator of medical solutions.Technology to help patients with chronic liver disease - Read more

Colorful nano-guides to the liver

( Source: MEDICA.de )

Graphic: Scheme of a nanoparticle [05/12/2014] Jena scientists have been successful in producing highly specific nanoparticles. Depending on the bound dye the particles are guided to the liver or to the kidney and deliver their payload of active ingredients directly to the targeted tissue. The dyes also enable the tracking of the transport processes by intravital microscopy or, in a non-invasive way, by multi spectral optoacoustic tomography.Colorful nano-guides to the liver - Read more

Joint European implementation strategy for Systems Medicine published

( Source: MEDICA.de )

Graphic: Signpost with the word [05/12/2014] After a two year cross-disciplinary consultation process the Coordinating Action Systems Medicine (CASyM) published its European implementation strategy (roadmap) for Systems Medicine.Joint European implementation strategy for Systems Medicine published - Read more

2D images as the new tool for cancer prevention

( Source: MEDICA.de )

Photo: 2D images identify gastric cancer-prone mutations [04/12/2014] Portuguese researchers have developed a new method, which from images of a protein in a population of cells quantifies its distribution (how much there is, and where in the cell) for that population. The discovery by researchers João Sanches, Raquel Seruca and colleagues has important medical implications since the cellular location of a protein is directly linked to its function.2D images as the new tool for cancer prevention - Read more

Common knee surgery may lead to arthritis and cartilage loss

( Source: MEDICA.de )

Photo: Vertical tear of the medial meniscus [04/12/2014] A popular surgery to repair meniscal tears may increase the risk of osteoarthritis and cartilage loss in some patients, according to research presented today at the annual meeting of the Radiological Society of North America (RSNA). The findings show that the decision for surgery requires careful consideration in order to avoid accelerated disease onset, researchers said. Common knee surgery may lead to arthritis and cartilage loss - Read more

Researchers control adhesion of E. coli bacteria

( Source: MEDICA.de )

Graphic: E Coli [03/12/2014] A research team from Kiel University (CAU) and Goethe University Frankfurt have jointly created a synthetic surface on which the adhesion of E. coli bacteria can be controlled. Researchers control adhesion of E. coli bacteria - Read more

Scientists create new tool for exploring cells in 3D

( Source: MEDICA.de )

Graphic: HIV Cell [03/12/2014] Researchers can now explore viruses, bacteria and components of the human body in more detail than ever before with software developed at The Scripps Research Institute (TSRI). In a study published online ahead of print December 1 by the journal Nature Methods, the researchers demonstrated how the software, called cellPACK, can be used to model viruses such as HIV.Scientists create new tool for exploring cells in 3D - Read more

3-D mammography improves cancer detection in dense breasts

( Source: MEDICA.de )

Photo: 3-D mammography [02/12/2014] A major new study being presented at the annual meeting of the Radiological Society of North America (RSNA) has found that digital breast tomosynthesis, also known as 3-D mammography, has the potential to significantly increase the cancer detection rate in mammography screening of women with dense breasts.3-D mammography improves cancer detection in dense breasts - Read more

Genetic marker may help predict success of kidney transplants

( Source: MEDICA.de )

Graphic: Kidneys [02/12/2014] Kidneys donated by people born with a small variation in the code of a key gene may be more likely, once in the transplant recipient, to accumulate scar tissue that contributes to kidney failure, according to a study led by researchers at the Icahn School of Medicine at Mount Sinai and published in the Journal of Clinical Investigation. Genetic marker may help predict success of kidney transplants - Read more

 
 

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