السبت، 22 أكتوبر 2016

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News


New way to attack gastro bug

Posted: 21 Oct 2016 09:16 AM PDT

Researchers have discovered a potential way to create an antimicrobial drug that would stop one of the world's most prevalent foodborne bugs causing gastroenteritis in humans.

New compound shows promise in treating multiple human cancers

Posted: 21 Oct 2016 09:15 AM PDT

A newly discovered compound has been shown by researchers to block a protein that is essential for the sustained growth of up to a quarter of all cancers.

Study links changes in collagen to worse pancreatic cancer prognosis

Posted: 21 Oct 2016 09:06 AM PDT

The first evidence linking a disturbance of the most common protein in the body with a poor outcome in pancreatic cancer has been uncovered by a team of researchers.

New smart gloves to monitor Parkinson's disease patients

Posted: 21 Oct 2016 09:06 AM PDT

Prescribing a medication plan for a patient with Parkinson's disease is a big challenge for doctors, but now a biomedical engineering professor and his students are making great strides in solving that problem with their groundbreaking research.

Discrimination Based on Weight Doubles Health Risks

Posted: 21 Oct 2016 09:06 AM PDT

How society treats overweight people makes health matters worse, a new study has found. Among the findings, authors note that people who experience weight discrimination often shun social interaction and skip doctor visits.

Mortality and cardiovascular disease: you don't have to be an Olympic athlete to reduce the many risk factors

Posted: 21 Oct 2016 09:04 AM PDT

A new study shows that even low physical fitness, up to 20% below the average for healthy people, is sufficient to produce a preventive effect on most of the risk factors that affect people with cardiovascular disease.

Sixty percent of Americans with diabetes skip annual sight-saving exams

Posted: 21 Oct 2016 06:38 AM PDT

People with diabetes are at increased risk of developing serious eye diseases, yet most do not have sight-saving annual eye exams, according to a large study.

How does friendly fire happen in the pancreas?

Posted: 21 Oct 2016 05:45 AM PDT

In type 1 diabetes, the body attacks its own insulin-producing cells. Scientists have now reported on a mechanism used by the immune system to prepare for this attack. They were able to inhibit this process through targeted intervention and are now hoping this will lead to new possibilities for treatment.

Paving the road to drug discovery

Posted: 21 Oct 2016 05:45 AM PDT

There are many disadvantages to using human cells in the initial stages of creating a new therapy. Scientists often have to test a large number of compounds in order to find one that is effective against a particular target. Human cells are costly to take care of and require a lot of time and specific conditions in order to grow. Now researchers say that fission yeast may be used to find the next cancer cure.

Basic structure of ultrasound power supply, communication

Posted: 21 Oct 2016 05:43 AM PDT

Unlike drugs, active implants such as electroceuticals act locally, have fewer side effects and function directly through electrical signals, much like the body itself. Now researchers present a new technology platform that can power active implants wirelessly via ultrasound. The experts are targeting widespread diseases such as high blood pressure, diabetes and Parkinson's.

New nanomedicine approach aims to improve HIV drug therapies

Posted: 21 Oct 2016 05:43 AM PDT

New research aims to improve the administration and availability of drug therapies to HIV patients through the use of nanotechnology.

First atomic-level image of the human 'marijuana receptor' unveiled

Posted: 20 Oct 2016 07:39 PM PDT

In a discovery that advances the understanding of how marijuana works in the human body, an international group of scientists has, for the first time, created a three-dimensional atomic-level image of the molecular structure activated by tetrahydrocannabinol (THC), the active chemical in marijuana.

TB tricks the body's immune system to allow it to spread

Posted: 20 Oct 2016 07:38 PM PDT

Tuberculosis (TB) tricks the immune system into attacking the body's lung tissue so the bacteria are allowed to spread to other people, new research. The concept proposes that current ideas about how tuberculosis develops in patients may be incomplete and that, in fact, infection causes autoimmunity, where the immune system reacts incorrectly to its own tissue.

CDC recommends only two HPV shots for younger adolescents

Posted: 20 Oct 2016 02:05 PM PDT

The U.S. CDC is recommending that 11- to 12-year-olds receive two doses of HPV vaccine at least six months apart rather than the previously recommended three doses to protect against cancers caused by human papillomavirus (HPV) infections.

Smartphones alone not the smart choice for teen weight control, study finds

Posted: 20 Oct 2016 01:54 PM PDT

Teens use smartphones successfully to do almost anything: learn new skills, communicate with friends, do research and catch Pokémon. But a new study finds smartphones aren't as useful for helping teens maintain weight loss.

New testing method allows more effective diagnosis of genetically based high cholesterol

Posted: 20 Oct 2016 01:52 PM PDT

A new genetic testing method called LipidSeq can identify a genetic basis for high-cholesterol in almost 70 per cent of a targeted patient population. Using next-generation sequencing (NGS) technology, researchers were able to pinpoint specific areas of a person's DNA to more effectively diagnose genetic forms of high-cholesterol, which markedly increase risk for heart attack and stroke.

Strain-level profiling yields new insights into mother-infant microbiomes

Posted: 18 Oct 2016 11:35 AM PDT

Direct microbial sequencing of environmental samples, such as from ocean water, hospital surfaces, and the human gut, have illuminated the vast number of microbes present in our world. However, a microbial species can be genetically diverse, and this variability is often not captured during metagenomic analysis. In a new study, scientists developed a new tool to examine genetic differences within bacterial species and uncover novel transmission patterns in mother-infant microbiomes and marine metagenomes not previously appreciated by species-level analyses.

Resveratrol can help correct hormone imbalance in women with polycystic ovary syndrome

Posted: 18 Oct 2016 11:34 AM PDT

Resveratrol -- a natural compound found in red wine and grapes -- can help address a hormone imbalance in women with polycystic ovary syndrome (PCOS), a leading cause of infertility in women, according to a new study.

Impaired recycling of mitochondria in autism?

Posted: 18 Oct 2016 11:33 AM PDT

Tuberous sclerosis complex (TSC), a genetic disorder that causes autism in about half of those affected, could stem from a defect in a basic system cells use to recycle their mitochondria, report scientists. They believe their findings open new treatment possibilities not just for TSC, but possibly for other forms of autism and some neurologic disorders.

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