Plants are capable of producing powerful movement that is initiated at the molecular level. This fast motion is often supported by helix-based architectures, for example in vetches or orchids that spread seeds by explosive ...
Materials Science
Feb 15, 2017
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174
For a long time dismissed as "junk DNA", we now know that also the regions between the genes fulfil vital functions. Mutations in those DNA regions can severely impair development in humans and may lead to serious diseases ...
Biotechnology
Jun 2, 2016
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23
A molecular switch that seems to be essential for embryonic heart cells to grow into more mature, adult-like heart cells has been discovered.
Cell & Microbiology
May 12, 2015
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25
If scientists can control cellular functions such as movement and development, they can cripple cells and pathogens that are causing disease in the body.
Cell & Microbiology
Dec 17, 2013
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0
The refractive power of the human eye lens relies on a densely packed mixture of proteins. Special protective proteins ensure that these proteins do not clump together as time passes. When this protective mechanism fails, ...
Biochemistry
Oct 23, 2013
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0
Scientists at the University of Groningen have developed an antibiotic whose activity can be controlled using light. It is possible to 'switch on' the substance immediately before use, after which it will slowly lose its ...
Biochemistry
Sep 16, 2013
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0
For the first time, researchers have found a particular kind of molecular switch in the food poisoning bacteria Salmonella Typhimurium under infection-like conditions. This switch, using a process called S-thiolation, appears ...
Biochemistry
May 27, 2013
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0
(Phys.org) —Newcastle University scientists have revealed the mechanism that causes a slime to form, making bacteria hard to shift and resistant to antibiotics.
Biochemistry
Apr 12, 2013
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0
(Phys.org)—Scientists from the Florida campus of The Scripps Research Institute (TSRI) have developed a new method of screening more than three million combinations of interactions between RNA and small molecules to identify ...
Biotechnology
Oct 9, 2012
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0
When an invading bacterium or virus starts rummaging through the contents of a cell nucleus, using proteins like tiny hands to rearrange the host's DNA strands, it can alter the host's biological course. The invading proteins ...
General Physics
Aug 30, 2012
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