News tagged with biochemical mechanisms
Lactating tsetse flies models for lactating mammals?
An unprecedented study of intra-uterine lactation in the tsetse fly, published 18 April 2012 in Biology of Reproduction's Papers-in-Press, reveals that an enzyme found in the fly's milk functions similarly in ...
Apr 18, 2012 |
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New microfluidic chip can generate microbubbles to break open cells for biochemical analysis
Scientists have made many important discoveries in biology and medicine through studying the internal contents of cells. Some have isolated or identified nucleic acids or proteins with special functions, while ...
Chemistry / Analytical Chemistry
Mar 15, 2012 |
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A surprising molecular switch: Lipids help control the development of cell polarity
In a standard biology textbook, cells tend to look more or less the same from all sides. But in real life cells have fronts and backs, tops and bottoms, and they orient many of their structures according to ...
Feb 19, 2012 |
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Winning fights increases aggression, even in crickets
Winning a fight can raise aggressiveness, and a study of fighting crickets, published Dec. 21 in the online journal PLoS ONE, provides new insight into the biochemical mechanism that may be responsible.
Dec 21, 2011 |
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Protein associated with learning implicated in causing grasshoppers to swarm
New research has found that a protein associated with learning and memory plays an integral role in changing the behaviour of locusts from that of harmless grasshoppers into swarming pests.
Dec 19, 2011 |
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Newfound hijacked proteins linked to salmonella virulence
Scientists have discovered that bacteria like E. coli and Salmonella have a sneaky way of making minor alterations to their genes to boost their chances for infection.
Aug 23, 2011 |
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How microbes take out the trash
(PhysOrg.com) -- The molecular machinery bacteria use to rid themselves of toxic substances including antimicrobial drugs has been studied in detail by a UA-led team of researchers. A better understanding ...
May 10, 2011 |
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Gatekeeper for tomato pollination identified
Tomato plants use similar biochemical mechanisms to reject pollen from their own flowers as well as pollen from foreign but related plant species, thus guarding against both inbreeding and cross-species hybridization, report ...
Dec 23, 2010 |
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Discovery of new gene called Brd2 that regulates obesity and diabetes
The chance discovery of a genetic mutation that makes mice enormously fat but protects them from diabetes has given researchers at Boston University School of Medicine, USA, new insights into the cellular mechanisms that ...
Dec 15, 2009 |
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Discovery could help stem infections of parasitic roundworms (w/ Video)
Working with researchers in China, biologists at UC San Diego have discovered how a Chinese drug effective in killing parasitic roundworms works.
Aug 11, 2009 |
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Biologists Discover Missing Piece of Plant Clock
(PhysOrg.com) -- Biologists at the University of California, San Diego have identified a key protein that links the morning and evening components of the daily biological clock of plants.
Mar 12, 2009 |
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