الأحد، 28 فبراير 2016

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News


Combination therapy may be better than radiotherapy alone to treat aggressive brain cancer

Posted: 26 Feb 2016 09:53 AM PST

Radiotherapy effectively damages brain tumors but the cancer cells can repair themselves in order to live on. Now, researchers have tested a strategy that combines radiotherapy with a drug that shuts down the ability of tumor to mend themselves.

Structure of a hantavirus protein as a promising model for drug design

Posted: 26 Feb 2016 09:53 AM PST

There is no treatment for infection with the dangerous hantavirus. Scientists have now identified the three-dimensional structure of a hantavirus protein that is essential for replication of the virus. They have published their findings, providing a blueprint for the design of antiviral drugs.

Researchers find association between oral bacteria and esophageal cancer

Posted: 26 Feb 2016 09:53 AM PST

Researchers have found a bacterial species responsible for gum disease, Porphyromonas gingivalis, is present in 61 percent of patients with esophageal squamous cell carcinoma.

Determining the structures of nanocrystalline pharmaceuticals by electron diffraction

Posted: 26 Feb 2016 08:52 AM PST

Reliable information about the structure of pharmaceutical compounds is important for patient safety, for the development of related drugs and for patenting purposes. However, working out the structures of pharmaceuticals can be tough.

Unveiling the maturation mechanism of germline genome guardians

Posted: 25 Feb 2016 10:52 AM PST

A research group has identified a Pac-Man-like enzyme called 'Trimmer' involved in the generation of a class of small RNAs, which protect the genome of germ cells from unwanted genetic rewriting.

'Big data' helps to discover key factors driving blood cell specification

Posted: 25 Feb 2016 10:52 AM PST

New research has identified key factors that drive blood cell development by recapitulating this process in a culture dish. Cells with the ability to give rise to blood are normally specified in the early embryo over a number of developmental stages and eventually form blood stem cells that are maintained for life and generate trillions of blood cells every day.

New formulation of FDA-approved drug may help treat Niemann-Pick Type C disease

Posted: 25 Feb 2016 10:50 AM PST

Niemann-Pick Type C (NPC) disease is a rare, fatal neurodegenerative disease for which there is currently no cure. NPC primarily strikes children before and during adolescence and affects one in every 150,000 children. Researchers have used an existing FDA-approved drug in a novel approach to treatment of NPC with promising results.

People in Food Deserts Eat Much Differently Than the Rest of America

Posted: 25 Feb 2016 10:50 AM PST

A new study identifies the food choices and nutritional profiles of people living in America's food deserts. People with less access to grocery stores eat food that is 5 to 17 percent higher in fat, cholesterol and sugars compared to those shared in non-food deserts areas.

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