Normal development and function in multicellular organisms relies on tight control of cell growth, yet surprisingly little is known about how such control is achieved. Although some promoters of growth have been identified, ...
Biotechnology
Mar 15, 2013
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For about a dozen years, synthetic biologists have been working on ways to design genetic circuits to perform novel functions such as manufacturing new drugs, producing fuel or even programming the suicide of cancer cells.
Cell & Microbiology
Aug 3, 2012
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Planarian flatworms have come under intense study for their renowned ability to regenerate any missing body part, even as adults. But now they may take on a starring role as a model system for studying eye development and ...
Cell & Microbiology
Aug 2, 2012
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Every organism produces a staggering variety of molecules, each with its own particular biological function. Complex interplay between genetic and environmental factors determines the production levels for each compound. ...
Biotechnology
Jul 13, 2012
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The autoimmune condition, Celiac disease, afflicts roughly one in 133 Americans. It is caused by a combination of genetic and environmental factors. Now a team of investigators from Spain shows that the level of genetic risk ...
Cell & Microbiology
Aug 16, 2011
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Studies of heavy, fast-growing hens and small, slow-growing hens provide important new knowledge on the origin of the genetic variation that has enabled them to adapt rapidly to new extreme environments. This is shown by ...
Biotechnology
Nov 5, 2010
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DNA replication, the process by which a strand of DNA is copied during cell proliferation , and DNA transcription, the process by which the message in the DNA is translated into messenger RNA, involve the same "track" or ...
Cell & Microbiology
May 13, 2010
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Human embryonic stem cells (hESCs) possess remarkable properties of self-renewal and pluripotency, the ability to become almost any kind of cell within the body. And yet they share the same genome or set of genes with lineage-committed ...
Biotechnology
May 6, 2010
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Identification of two new proteins in the Fanconi anemia DNA repair pathway may help explain genetic instability in people with Fanconi anemia and how otherwise healthy people are susceptible to cancer from environmentally ...
Cell & Microbiology
Mar 25, 2010
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Embryonic development is like a well-organised building project, with the embryo's DNA serving as the blueprint from which all construction details are derived. Cells carry out different functions according to a developmental ...
Cell & Microbiology
Nov 4, 2009
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