Scientists in California have shed light on a marine mystery: how diving mammals can hunt for food at great depths without getting the "bends," according to a new study.
Plants & Animals
Sep 19, 2012
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When you get a cut, blood starts to flow from the wound. But very quickly, complex biochemical processes spring into action, creating a scaffolding of molecules to block the hole, and then building up an impervious clot to ...
Materials Science
Jan 9, 2013
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(PhysOrg.com) -- Researchers at Purdue University have developed a potential new tool for medical diagnostics, testing food and water for contamination, and crime-scene forensics.
Analytical Chemistry
Jun 7, 2010
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MicroRNA can serve as a "decoder ring" for understanding complex biological processes, a team of New York University chemists has found. Their study, which appears in Proceedings of the National Academy of Sciences, points ...
Biochemistry
May 26, 2015
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Areas of hypoxia, or low oxygen in tissue, are hallmarks of fast-growing cancers and of blockages or narrowing in blood vessels, such as stroke or peripheral artery disease. University of Illinois researchers have developed ...
Biochemistry
Dec 8, 2017
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In order to function properly, the brain requires a steady flow of blood through the cerebral arteries and veins, which deliver oxygen and nutrients and also remove metabolic byproducts. Therefore, cerebral blood flow is ...
Bio & Medicine
Aug 19, 2021
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(PhysOrg.com) -- Collagen, a type of connective tissue that makes up about 30 percent of the human body, plays many roles. The structural protein is an important component of muscle, skin, bones and cartilage, and forms scar ...
Biochemistry
May 14, 2010
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What would it be like to dive into the veins and arteries of the human body or weave through the layers of the brain? With the AlloSphere, a 33-foot diameter sphere built inside of a three-story echo-free cube, these ...
Computer Sciences
Sep 7, 2011
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In diseases like cancer, diabetes, rheumatism and stroke, a disorder develops in the blood vessels that exacerbates the condition and obstructs treatment. Researchers at Karolinska Institutet now show how blood vessels can ...
Cell & Microbiology
May 22, 2017
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Ultrasound images, known as sonograms, have become a familiar part of pregnancy, allowing expectant parents a view of their unborn child. But new research at MIT could improve the ability of untrained workers to perform ...
Engineering
Jun 18, 2012
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