IT seems to have been generally assumed that the structure of myofibrils in skeletal, or striated, muscle is fundamentally similar in all the vertebrate classes, and, in addition, observations on ...

Why do some people find a short jog exhausting, while others seem to run effortlessly? Of course, part of the answer lies in training and muscle strength. But the brain also plays a role, particularly ...

SINCE the classic studies of Volkmann 1 there has been abundant experimental work which shows that, following local injury, mammalian striated muscle is capable of some degree of regeneration. But ...

A new study on mouse models has revealed transcripts encoding a longevity-determining protein that traverse through the systemic circulation in miniscule shuttles called extracellular vesicles (EVs) ...

Danielle “Nellie” Bruns, an associate professor in the University of Wyoming’s Department of Zoology and Physiology, has received a five-year, $1.78 million research grant from the National Institutes ...

Researchers have just made the unexpected discovery of a novel organization of muscle fibers in Parophidion vassali, a fish that lives in the Mediterranean Sea and, like many fish, uses specialized ...

Actomyosin is a protein complex composed of actin and myosin. It is found in muscle fibers where it plays a role in muscle contraction. Actin is one of the most abundant proteins in eukaryotes. It ...