The structure of a key part of the machinery that allows cells to divide has been identified by researchers at the University of California, Davis—opening new possibilities for throwing a wrench in the machine and blocking ...
Cell & Microbiology
Apr 8, 2014
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College biology textbooks cater to the needs of pre-med majors and not those of the majority of students who take introductory science classes, a new study reveals.
Social Sciences
Sep 4, 2013
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Proteins are the chief actors in cells, carrying out the duties specified by information encoded in our genes. Most proteins live only two days or less, ensuring that those damaged by inevitable chemical modifications are ...
Cell & Microbiology
Sep 3, 2013
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(Phys.org) —Much of biomedical science – both mystifying and awe-inspiring to the lay public – depends on an unwavering focus on things that can't be easily seen, like the inner-workings of cells, in order to determine ...
Cell & Microbiology
Jul 15, 2013
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A team of researchers, led by academics at The University of Nottingham, has explained why the so-called 'jumping genes' found in most living organisms don't ultimately kill off their hosts, putting an end to a long-standing ...
Biotechnology
Jun 20, 2013
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It's common wisdom that one rotten apple in a barrel spoils all the other apples, and that an apple ripens a green banana if they are put together in a paper bag. Ways to ripen, or spoil, fruit have been known for thousands ...
Biotechnology
Jun 11, 2013
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How does the bacterium Shigella—the cause of a deadly diarrheal disease—detect that it's in a human host? Ohio University scientists have found that a biological "RNA thermometer" monitors whether the environment is right ...
Cell & Microbiology
May 21, 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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In the spring following a forest fire, trees that survived the blaze explode in new growth and plants sprout in abundance from the scorched earth. For centuries, it was a mystery how seeds, some long dormant in the soil, ...
Biotechnology
Apr 29, 2013
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Many proteins undergo extensive modification after being synthesized, particularly those that are secreted or embedded in the cell membrane. This is achieved within the Golgi apparatus (see image), a cellular organelle consisting ...
Cell & Microbiology
Apr 24, 2013
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