Life & Chemistry

Life & Chemistry

Columbine Flowers: How Cell Shape Creates Stunning Diversity

Columbine flowers are recognizable by the long, trailing nectar spurs that extend from the bases of their petals, tempting the taste buds of their insect…

Life & Chemistry

Milk Thistle Shows Promise Against Lung Cancer in Mice

Though the natural extract has been used for more than 2,000 years, mostly to treat disorders of the liver and gallbladder, this is one of the first carefully…

Life & Chemistry

Key Player in Metastasis: New Insights on Cancer Spread

About 90 percent of cancer deaths are caused by secondary tumors, known as metastases, which spread from the original tumor site.To become mobile and break…

Life & Chemistry

Fetal Stem Cells From Placenta Aid Maternal Heart Recovery

The research, which marks a significant advancement in cardiac regenerative medicine, was presented today at the American Heart Association's (AHA) Scientific…

Life & Chemistry

New study finds that even the cleanest wastewater contributes to more 'super bacteria'

A new University of Minnesota study reveals that the release of treated municipal wastewater – even wastewater treated by the highest-quality treatment…

Life & Chemistry

Molecular Link Between Diabetes and Cancer Uncovered

Developing type 2 diabetes is a lengthy process. An early sign that it has begun is high levels of insulin in the blood. As long as the insulin-producing beta…

Life & Chemistry

Yawning May No Longer be a Wide Open Question

In the current edition of the journal Medical Hypotheses, Gallup and Hack tackle the question of why humans yawn, and explore the possible function of the…

Life & Chemistry

Enzyme Enhances Metabolism and Weight Control in Mice

In a new study, scientists report that they substantially curbed weight gain, improved metabolism, and improved the efficacy of insulin in mice by engineering…

Life & Chemistry

New Biosensor Combines Carbon Nanotubes and DNA for Improved Sensing

Standard sensors employ metal electrodes coated with enzymes that react with compounds and produce an electrical signal that can be measured. But the…

Life & Chemistry

Paying for sex and 'playing dead' – the deceitful gift-giving spider

Males will also 'play dead' if a female moves away and then attempt to re-establish mating. New research published in BioMed Central's open access journal BMC…

Life & Chemistry

Bacterial genes tell the tale of an outbreak's evolution

A significant achievement in genetic pathology, the work also suggests a new way to recognize adaptive mutations—to see evolution as it happens—and sheds new…

Life & Chemistry

Inheriting stress

Most people don’t realize the extent of the biochemical and physiological changes that stress causes; indeed, new research suggests that offspring might even…

Life & Chemistry

Researchers Discover Key to Cell Specialization

A fundamental question in biology is how a fertilized egg gives rise to many different cells in the body, such as nerve, blood and liver. By providing insight…

Life & Chemistry

A more flexible window into the brain

A team of researchers co-led by the University of Pennsylvania has developed and tested a new high-resolution, ultra-thin device capable of recording brain…

Life & Chemistry

New Gene Mutation Linked to Increased Melanoma Risk

A major international study has identified a novel gene mutation that appears to increase the risk of both inherited and sporadic cases of malignant melanoma,…

Life & Chemistry

CSHL team solves a protein complex's molecular structure to explain its role in gene silencing

In the comparatively simple organism fission yeast, a cellular phenomenon known as RNA interference (RNAi) plays an essential role in assembling…

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