For more than a decade, scientists have suspected that hairpin-shaped chains of micro-RNA regulate wood formation inside plant cells. Now, scientists at NC State University have found the first example and mapped out key ...
Biotechnology
Jun 10, 2013
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To sustain life, processes in biological cells have to be strictly controlled both in time and in space. Research workers at the Max Planck Institute for Biophysical Chemistry in Göttingen and Freie Universität Berlin have ...
Cell & Microbiology
May 27, 2013
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Scientists have long known that control mechanisms known collectively as "epigenetics" play a critical role in human development, but they did not know precisely how alterations in this extra layer of biochemical instructions ...
Cell & Microbiology
May 9, 2013
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(Phys.org)—The nucleic acid RNA is an essential part of the critical process by which the cells in our bodies manufacture proteins. But noncoding RNAs also exist whose sequences, while not converted into proteins, play ...
Cell & Microbiology
Nov 21, 2012
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(Phys.org)—In a soundproofed, vibration-stabilized, temperature-controlled room, Stanford biophysicist Steven Block was watching a very small origami project.
Biochemistry
Oct 22, 2012
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It was long thought that methylation, a crucial part of normal organism development, was a static modification of DNA that could not be altered by environmental conditions. New findings by researchers at the Salk Institute ...
Biotechnology
Aug 7, 2012
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A team of geneticists and computational biologists in the UK today reveal how an ancient mechanism is involved in gene control and continues to drive genome evolution. The new study is published in the journal Cell.
Biotechnology
Jan 12, 2012
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As countries such as Pakistan, Bangladesh, Vietnam and parts of the United States and United Kingdom have fallen victim to catastrophic flooding in recent years, tolerance of crops to partial or complete submergence is a ...
Biotechnology
Oct 23, 2011
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While trying to find a DNA-based test to determine the sex of lake sturgeon, Purdue University researchers found that the sturgeon genome contains trematode genes that didn't originally belong to it and may harbor a protozoan ...
Biotechnology
May 11, 2010
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(PhysOrg.com) -- A group of Dartmouth researchers have discovered a new role for an important plant gene. Dartmouth Biology Professor Tom Jack and his colleagues have learned that a gene regulator called miR319a (micro RNA ...
Biotechnology
Jan 12, 2010
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