Inside every plant or animal, proteins called transporters act as cellular doorkeepers, letting nutrients and other molecules in or out as need be. Although transporter proteins are critical for normal cell function – and ...
Cell & Microbiology
Apr 14, 2017
1
20
Scientists at the Max Planck Institute for Chemical Ecology in Jena, Germany, have discovered the decisive biological stimulator for the accumulation of defensive substances in leaf beetle larvae used by the insects to fend ...
Plants & Animals
Dec 9, 2013
0
0
The bacterial outer envelope is densely packed with proteins that form small pores and facilitate the passage of nutrients, toxins and signaling molecules. Professors Timm Maier and Sebastian Hiller from the Biozentrum of ...
Cell & Microbiology
Sep 23, 2013
0
0
In the early 1990s, Jacqueline Barton, the John G. Kirkwood and Arthur A. Noyes Professor of Chemistry at Caltech, discovered an unexpected property of DNA—that it can act like an electrical wire to transfer electrons quickly ...
Biochemistry
Feb 24, 2017
2
96
(PhysOrg.com) -- Life inside the human body sometimes looks like life on the high seas in the 1600s, when pirates hijacked foreign vessels in search of precious metals.
Cell & Microbiology
Feb 21, 2012
0
0
Poor calcium distribution in agricultural crops causes substantial loss of income every year. Now a Korean-Swiss research team under the co-leadership of plant physiologists at the University of Zurich identified a protein ...
Biotechnology
Nov 23, 2011
1
1
(Phys.org) —Researchers have tried for decades to understand the undulations and gyrations that allow transport proteins to shuttle molecules from one side of a cell membrane to the other. Now scientists report that they ...
Biochemistry
Dec 2, 2013
0
0
Although present almost everywhere - food, soil, toothpaste and especially tap water -, the fluoride ion is highly toxic to microorganisms and cells. To avoid death, cells must remove fluoride that has accumulated inside ...
Biochemistry
Sep 7, 2015
0
115
Up to one-tenth of the proteins encoded in the human genome incorporate zinc, making this element indispensable to biological function. Indeed, most organisms employ a host of specialized transporter proteins to maintain ...
Biochemistry
Feb 24, 2012
0
0
MIT chemists have discovered the structure of a protein that can pump toxic molecules out of bacterial cells. Proteins similar to this one, which is found in E. coli, are believed to help bacteria become resistant to multiple ...
Biochemistry
Feb 18, 2022
0
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