Membrane proteins are of immense biological and pharmaceutical importance. But so far there are only a handful of cases in which the exact structure could be successfully determined. Scientists at Columbia University, New ...
Oct 27, 2010
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(PhysOrg.com) -- Almost all information, in a sense, can be represented by symbols. In order to extract this embedded information, the symbols and the rules governing their sequence formation need to be deciphered. ...
Sep 27, 2010
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(PhysOrg.com) -- On average, one hundred billion cells in the human body divide over the course of a day. Most of the time the body gets it right but sometimes, problems in cell replication ...
Sep 16, 2010
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An Iowa State University team of researchers has developed a type of hybrid proteins that can make double-strand DNA breaks at specific sites in living cells, possibly leading to better gene replacement and ...
Aug 30, 2010
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Errors in the copying of genes during cell division can cause numerous diseases, including cancer. Yale School of Medicine scientists, however, have unraveled the secrets of a much more rare phenomenon with ...
Aug 26, 2010
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The virus that causes AIDS may undergo changes in the genital tract that make HIV-1 in semen different than what it is in the blood, according to a study led by researchers from the University of North Carolina ...
Aug 19, 2010
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(PhysOrg.com) -- A breakthrough on how cells regulate their energy is promising for clinical gains into diseases such as obesity, diabetes and cancer. Researchers at McGill University and University of Pennsylvania have uncovered ...
Jul 20, 2010
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Metals and proteins are crucial partners in keeping organisms healthy and stable. And yet the extent to which this molecular metalloprotein team works at the cellular level is not known because the numbers, ...
Jul 18, 2010
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AMP-activated protein kinase, or AMPK, is a master regulator protein of metabolism that is conserved from yeast to humans. When a cell is low on fuel, AMPK shuts down processes that use energy and turns on ...
Jul 15, 2010
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Using molecular techniques, Agricultural Research Service (ARS) and collaborating scientists have shown how the subversion of a single gene in wheat by two fungal foes triggers a kind of cellular suicide in the grain crop's ...
Jul 13, 2010
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The central dogma of molecular biology, as proposed in 1970 by Francis Crick and James Watson, holds that genetic information is transferred from DNA to functional proteins by way of messenger RNA (mRNA). This suggests that ...
Jun 23, 2010
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Researchers at the Stanford University School of Medicine have identified a new group of proteins involved in determining the life span of laboratory roundworms. Blocking the expression of one member of the group can extend ...
Jun 16, 2010
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Antibodies are the immune system's warriors. Their role is to pinpoint disease pathogens, attaching to them and neutralizing their effects. Though antibodies are of great value for biomedical research, the process of creating ...
May 19, 2010
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Viruses can wreak havoc on bacteria as well as humans and, just like us, bacteria have their own defence system in place, explains Professor John van der Oost, at the Society for General Microbiology's spring ...
Mar 31, 2010
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