Fifty years since its discovery, scientists have finally worked out how a molecular machine found in mitochondria, the 'powerhouses' of our cells, allows us to make the fuel we need from sugars, a ...

Department of Otorhinolaryngology- Head and Neck Surgery, Samsung Changwon Hospital, Sungkyunkwan University School of Medicine, Changwon 51353, Republic of Korea ...

IT is well known that glycogen is utilized during muscular work, but there is very little information available about the resynthesis of glycogen after exhaustive exercise. Goldstein 1 has shown ...

Smooth muscle lacks the striated structure of skeletal muscle and instead consists of sheets or layers of smooth muscle cells. When stimulated by the autonomic nervous system to contract from the ...

The study, titled “Anatomy of Terrorist Cells: A Critical Examination and Identified Gaps in Current Research,” examines how terrorist organizations employ cell structures to maintain secrecy while ...

Researchers already knew that enteric neurons — nerve cells contained completely within the intestines — interact with smooth muscle cells to drive peristalsis, but exactly what happens at the ...

© 2025 American Heart Association, Inc. Department of Cell Biology and Anatomy (X.W., M.A., C.E.E.), University of South Carolina School of Medicine, Columbia ...

We move thanks to coordination among many skeletal muscle fibers, all twitching and pulling in sync. While some muscles align in one direction, others form intricate patterns, helping parts of the ...

Other important functions of the kidneys include blood pressure regulation and the production of erythropoietin, which controls red blood cell production in the bone marrow. Kidneys also regulate the ...

3. Then, when you rest your muscles, your body begins repairing your damaged muscle cells. 4. The repair process involves fusing torn muscle fibers back together, as well as laying down new ...