(Phys.org)—The most common form of strokes are caused by a sudden reduction in blood flow to the brain (ischemia) that leads to an inadequate supply of oxygen and nutrients. These so-called ischemic strokes are one of the ...
Bio & Medicine
Sep 14, 2012
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A new family of proteins which regulate the human body's 'hypoxic response' to low levels of oxygen has been discovered by scientists at Barts Cancer Institute at Queen Mary, University of London and The University of Nottingham.
Cell & Microbiology
Jan 30, 2012
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Aging-related tissue degeneration can be caused by mitochondrial dysfunction in tissue stem cells. The research group of Professor Anu Suomalainen Wartiovaara in Helsinki University, with their collaborators in Max Planck ...
Cell & Microbiology
Jan 3, 2012
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(PhysOrg.com) -- No doubt proteins are complex. Most are "large" and full of interdependent branches, pockets and bends in their final folded structure. This complexity frustrates biochemists and protein engineers seeking ...
Biochemistry
Mar 23, 2009
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Little Deming Lake doesn't get much notice from visitors to Itasca State Park in Minnesota. There's better boating on nearby Lake Itasca, the headwaters of the Mississippi River. My colleagues and I need to maneuver hundreds ...
Earth Sciences
Oct 23, 2023
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Cells and tissues rely on the circulation of red blood cells (RBCs) for oxygen supply. Two-photon (2P) microscopy is a reference technique for measuring RBC microcirculation and blood oxygenation using exogenous phosphorescent ...
Optics & Photonics
Feb 2, 2023
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2
Carbon monoxide is an odorless and colorless gas made when fossil fuels burn incompletely. It's also a silent killer.
Biochemistry
Apr 29, 2022
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Recently, researchers from the Suzhou Institute of Biomedical Engineering and Technology (SIBET) of the Chinese Academy of Sciences and South China University of Technology collaborated to develop a near-infrared (NIR)-driven ...
Bio & Medicine
Apr 19, 2022
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31
Supplying oxygen to their growing offspring and removing carbon dioxide is a major challenge for every pregnant animal. Humans deal with this problem by developing a placenta, but in seahorses—where the male, not the female, ...
Plants & Animals
Sep 20, 2021
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29
Two Americans and a British scientist won a Nobel Prize on Monday for discovering details of how the body's cells sense and react to low oxygen levels, providing a foothold for developing new treatments for anemia, cancer ...
Other
Oct 7, 2019
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