How hummingbirds evolved to fly at high altitude
(Phys.org) —High up in the Andes, numerous species of hummingbirds are thriving despite low levels of oxygen.
Evolution
Dec 3, 2013
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News tagged with hemoglobin protein
Unique E. coli protein may be not after all
A bacterial protein recently thought to be a unique mechanism for utilizing iron may not be after all. Researchers from the University of Georgia, the Fellowship for Interpretation of Genomes, the University of Oklahoma and ...
Cell & Microbiology
Jan 3, 2012
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Worm study yields insights on humans, parasites and iron deficiency
Using a tiny bloodless worm, University of Maryland Associate Professor Iqbal Hamza and his team have discovered a large piece in the puzzle of how humans, and other organisms safely move iron around in the body. The findings, ...
Cell & Microbiology
May 26, 2011
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Twisting of protein molecules in water is successfully captured on molecular movie
A research group led by Hyotcherl Ihee at the Korea Advanced Institute of Science and Technology (KAIST) observed twisting of protein molecules in an aqueous solution (which is very similar to the environment in vivo at room ...
Biochemistry
Apr 27, 2012
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Context crucial when it comes to mutations in genetic evolution, study reports
With mutations, it turns out that context can be everything in determining whether or not they are beneficial to their evolutionary fate.
Evolution
Jun 13, 2013
1
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Chemists discover new way to stabilize proteins
(Phys.org) —A UConn research team has found a way to stabilize hemoglobin, the oxygen carrier protein in the blood, a discovery that could lead to the development of stable vaccines and affordable artificial blood substitutes.
Materials Science
Nov 19, 2013
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Researcher reports the way sickle cells form may be key to stopping them
University of Houston associate professor of chemistry, Vassiliy Lubchenko, is reporting a new finding in Nature Communications on how sickle cells are formed. Lubchenko reports that droplets of liquid, enriched in hemoglobin, ...
Biochemistry
Jul 2, 2019
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High-altitude birds evolve similar traits via different mutations
On the Himalayan-enveloped Tibetan Plateau and the Altiplano plateau of South America – the world's two highest tabletops – a select few bird species survive on 35 to 40 percent less oxygen than at sea level.
Biochemistry
Feb 19, 2018
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