Life & Chemistry

Life & Chemistry

Rutgers Researchers Uncover HIV Resistance to AZT

Rutgers researchers have discovered how HIV-1, the virus that causes AIDS, resists AZT, a drug widely used to treat AIDS. The scientists, who report their…

Life & Chemistry

Biologists Reveal Link Between Biological Clock and Diabetes

Their discovery, detailed in this week's advanced online publication of the journal Nature Medicine, provides an entirely new biochemical approach for…

Life & Chemistry

Genetic Variants Impacting Breast Cancer Risk Discovered

“These findings should be useful in helping determine individual risk for breast cancer in BRCA1 carriers,” says Fergus Couch, Ph.D., Mayo investigator and…

Life & Chemistry

New Insights on APC Gene Mutants and Demethylation Mechanisms

It has been known for some time that mutations in the APC gene occur in more than 85 percent of all sporadic colon cancers. Now researchers at Huntsman Cancer…

Life & Chemistry

New MRI Thermometry Technique Uses Encaged Hyperpolarized Xenon

Researchers in Germany and the US have developed a new approach to magnetic resonance imaging (MRI) thermometry using encaged hyperpolarized xenon as a…

Life & Chemistry

RGS14 Gene Disables Learning and Memory in Mice

Mice with a disabled RGS14 gene are able to remember objects they'd explored and learn to navigate mazes better than regular mice, suggesting that RGS14's…

Life & Chemistry

Rods Help Set Internal Clocks, Biologist Explains

In addition to those ubiquitous timekeepers, though, we have internal “clocks” that are part of our biological machinery and which help set our circadian…

Life & Chemistry

Protein clamps tight to telomeres to help prevent aging … and support cancer

Now, scientists at The Wistar Institute have published the first detailed report on the structure and function of a crucial domain in the protein known as…

Life & Chemistry

New Cacao Genome Findings Promise Gains for Chocolate Farmers

Despite being led and funded by a private company, Mars Inc., Cacao Genome Database scientists say one of their chief concerns has been making sure the…

Life & Chemistry

AIDS Virus Lineage Dates Back Thousands of Years Further

An ancestor of HIV that infects monkeys is thousands of years older than previously thought, suggesting that HIV, which causes AIDS, is not likely to stop…

Life & Chemistry

Artificial Night Lighting Impacts Songbird Behavior and Reproduction

Scientists of the Max Planck Institute for Ornithology have now shown that permanent night lighting alters the reproductive behaviour of birds. In those…

Life & Chemistry

Combating Drug-Resistant HIV with New Protease Inhibitors

HIV-1 protease inhibitors were added as a component of highly active antiretroviral therapy (HAART) in the mid-1990s, and have played a key role in that…

Life & Chemistry

Scientists Find Gene Responsible for High-Cholesterol Levels in Blood

Scientists at the Southwest Foundation for Biomedical Research (SFBR) have found a gene that causes high levels of bad cholesterol to accumulate in the blood…

Life & Chemistry

Link Between Missing DNA And Autism Risk In Boys

The scientists discovered that males who carry specific alterations of DNA on the sole X-chromosome they carry are at high risk of developing ASD. The research…

Life & Chemistry

Toward resolving Darwin's 'abominable mystery'

What, in nature, drives the incredible diversity of flowers? This question has sparked debate since Darwin described flower diversification as an 'abominable…

Life & Chemistry

Children’s brain development is linked to physical fitness

A bigger hippocampus in nine- and ten-year-old children appears to boost their performance on a relational memory task, said University of Illinois doctoral…

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