Scientists at Oregon Health & Science University and the Oregon National Primate Research Center (ONPRC) have successfully reprogrammed human skin cells to become embryonic stem cells capable of transforming ...
May 15, 2013
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Researchers from Huntsman Cancer Institute (HCI) at the University of Utah have discovered that while the genes provided by the father arrive at fertilization pre-programmed to the state needed by the embryo, the genes provided ...
May 09, 2013
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Berkeley Lab and UC Berkeley researchers have discovered that the transcription factor protein TFIID coexists in two distinct structural states, a key to genetic expression and TFIID's ability to initiate ...
Jan 17, 2013
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(Phys.org) -- In a breakthrough effort for computational biology, the world's first complete computer model of an organism has been completed, Stanford researchers reported in the journal Cell.
Jul 20, 2012
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A blockbuster study in which US researchers reported that they had turned human skin cells into embryonic stem cells contained errors, its lead author has acknowledged. ...
May 23, 2013
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Monash University researchers are shedding light on the complex processes that underpin the creation and differentiation of stem cells, bringing closer the promise of 'miracle' therapies.
May 20, 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 ...
May 09, 2013
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Whitehead Institute Founding Member Rudolf Jaenisch, who helped transform the study of genetics by creating the first transgenic mouse in 1974, is again revolutionizing how genetically altered animal models are created and ...
May 02, 2013
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RNA, once considered a bit player in the grand scheme by which genes encode protein, is increasingly seen to have a major role in human genetics. In a study presented in the April 25 issue of the journal Cell, researchers from T ...
May 01, 2013
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(Phys.org) —In a factory, outside forces dictate the assembly of parts. Robots lift widgets from trays, assemble them and send them on their way. Even though embryos are not factories, theories about embryonic ...
Apr 26, 2013
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(Phys.org) —Proteins, unlike diamonds, aren't forever. And when they wear out, they need to be degraded in the cell back into amino acids, where they will be recycled into new proteins. Researchers at Rockefeller ...
Apr 26, 2013
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RNA molecules, made from DNA, are best known for their role in protein production. MicroRNAs (miRNAs), however, are short (~22) nucleotide RNA sequences found in plants and animals that do not encode pro ...
Apr 25, 2013
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(Phys.org) —Olfactory sensory neurons – nerve cells in the nose – directly sense molecules that convey scent, then send the signals to the brain. Biologists have long wondered how it's possible for ...
Mar 05, 2013
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(Phys.org) —The removal of a genetic roadblock could improve the efficiency of converting adult cells into stem cells by 10 to 30 times, report scientists from The Methodist Hospital Research Institute ...
Mar 04, 2013
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Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...
Feb 28, 2013
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