Life & Chemistry

Life & Chemistry

New Muscle Repair Gene Discovered by Leeds and Berlin Researchers

The work, which was co-led from the University of Leeds' School of Medicine and the Charité, Berlin, is published this week in the journal Nature Genetics.The…

Life & Chemistry

Molecular Barcodes Identify 16 New Caenorhabditis Species

These tiny worms have been at the forefront of three Nobel prizes and have even been sent into space! However all other known Caenorhabditis species are as…

Life & Chemistry

Recipient's immune system governs stem cell regeneration

A new study in Nature Medicine describes how different types of immune system T-cells alternately discourage and encourage stem cells to regrow bone and…

Life & Chemistry

Making liquid crystals stand tall

Most liquid-crystalline displays contain rod-like molecules that quickly switch from one orientation to another when subjected to electric fields. This…

Life & Chemistry

Crystalizing the foundations of better antihistamines

Researchers in Japan have solved the structure of a complex between the antihistamine drug doxepin and its target receptor histamine H1 receptor (H1R)1. Led by…

Life & Chemistry

One for You, One for Me: Researchers Gain New Insight Into the Chromosome Separation Process

In a study published in the Nov. 17, 2011 issue of PLoS Genetics, they demonstrate that a protein known as Mps3 not only ensures that cells have two functional…

Life & Chemistry

In an Enzyme Critical for Life, X-Ray Emission Cracks Mystery Atom

But now an international team of scientists led by Serena DeBeer, Cornell assistant professor of chemistry and chemical biology, has pulled back the curtain…

Life & Chemistry

Researchers Discover New Way To Form Extracellular Vesicles

When released extracellular vesicles can affect tumor spread, blood clotting and inflammation. Their discovery gives new insight into how extracellular…

Life & Chemistry

Eleven New Bee Species – Including One Named for New York City – Discovered in Eastern United States

Lasioglossum gotham is one of 11 new bees discovered in the Eastern U.S. It earned its “Gotham” tag because it is one of four found living in New York City and…

Life & Chemistry

Worms Reveal Secrets of Wound Healing Response

That’s the conclusion of biologists at the University of California, San Diego who have discovered genes in the laboratory roundworm C. elegans that signal the…

Life & Chemistry

Researchers Develop Speedy Software Designed to Improve Drug Development

Similarly, when a newly created drug doesn’t bind well to its intended target, the drug won’t work. Scientists are then forced to go back to the lab, often…

Life & Chemistry

How Sickle Cell Mutation Offers Protection Against Severe Malaria

Why do people with a hereditary mutation of the red blood pigment hemoglobin (as is the case with sickle-cell anemia prevalent in Africa) not contract severe…

Life & Chemistry

What bacteria don't know can hurt them

Many infections, even those caused by antibiotic-sensitive bacteria, resist treatment. This paradox has vexed physicians for decades, and makes some infections…

Life & Chemistry

UofL researcher determines how Legionnaires’ bacteria proliferate, cause disease

A University of Louisville scientist has determined for the first time how the bacterium that causes Legionnaires’ disease manipulates our cells to generate…

Life & Chemistry

Molecules on Branched-Polymer Surfaces Capture Tumor Cells

Dendrimers have been used to encapsulate drug molecules and serve as a delivery vehicle, but in the new study they were employed to capture circulating tumor…

Life & Chemistry

Flower Petal Study Reveals Evolutionary Insights

The findings are reported by a scientist from UC Santa Barbara and a research team from Harvard University in the Proceedings of the Royal Society B this week.Columbine flowers, known as Aquilegia, evolved several lengths of petal spurs that match the tongue lengths of their pollinators, including bees, hummingbirds, and hawkmoths. The petal spurs are shaped like a tubular pocket and contain nectar at the tip. The spurs grow from 1 to 16 centimeters in length, depending on the species….

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