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How do cold weather plants survive freezing?
On Jan 30, 3:01 pm, " wrote:
Here's a review on plant cold acclimation. There are recent articles listed at the bottom. Thomashow, M.F. 2001. So What's New in the Field of Plant Cold Acclimation? Lots! Plant Physiology 125: 89-93.http://www.plantphysiol.org/cgi/content/full/125/1/89 David R. Hershey Interesting article. bae mentioned in his response three techniques plants use: dehydration moving water to intercellular spaces increasing solute concentration, for example by storing monosacharides in place of disacharides. One more technique identified in the article was expression of a polypeptide that decreased "the propensity of membranes to form deleterious hexagonal II phase lipids upon freeze-induced dehydration". Just think what Lysenko would have given to know about all this :^) Thanks. Alan |
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