Medical research

Bacteria producing nitric oxide extend life in roundworms

Nitric oxide, the versatile gas that helps increase blood flow, transmit nerve signals, and regulate immune function, appears to perform one more biological feat— prolonging the life of an organism and fortifying it against ...

Medical research

Worm offers clues to obesity

(Medical Xpress)—As obesity rates continue to rise, experts are searching for answers in the clinic and at the lab bench to determine the types and amounts of food that people should eat.

Medical research

Worms reveal secrets of wound-healing response

The lowly and simple roundworm may be the ideal laboratory model to learn more about the complex processes involved in repairing wounds and could eventually allow scientists to improve the body's response to healing skin ...

Genetics

Live-action films of worm sperm contain clues to male fertility

(Medical Xpress) -- Mouse sperm propel themselves with a whip-like molecular tail that lashes back and forth. Sperm in the roundworm Caenorhabditis elegans crawl along using a flat, fibrous foot called a pseudopod. They couldn’t ...

Neuroscience

Tiny worms change direction using two human-like neural circuits

(Medical Xpress) -- A University of Michigan biologist and his colleagues have found that the strategies used by the tiny C. elegans roundworm to control its motions are remarkably similar to those used by the human brain ...

Genetics

Unexpected function of dyslexia gene

(Medical Xpress) -- Scientists at Karolinska Institutet have discovered that a gene linked to dyslexia has a surprising biological function: it controls cilia, the antenna-like projections that cells use to communicate.

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