(PhysOrg.com) -- In analyzing malaria mosquitoes in sub-Saharan Africa, a Cornell-led team of researchers finds evidence of two very different evolutionary paths in the immune systems of neighboring mosquito groups.
Cell & Microbiology
Mar 22, 2011
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(PhysOrg.com) -- Individuals from the same species can often be crossed without any trouble. However, genes also have their preferences, and some gene variants are not compatible with those found in other individuals of the ...
Biotechnology
Nov 17, 2010
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(PhysOrg.com) -- Researchers at Imperial College London have uncovered an inherent difference in the way the genes of males or females can be "switched off" or silenced in the body's developing immune system. This finding ...
Cell & Microbiology
Sep 16, 2010
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A team led by Massachusetts General Hospital (MGH) scientists has developed a new microfluidic tool for quickly and accurately isolating neutrophils - the most abundant type of white blood cell - from small blood samples, ...
Biochemistry
Aug 30, 2010
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Human embryonic stem (ES) cells and adult cells reprogrammed to an embryonic stem cell-like state—so-called induced pluripotent stem or iPS cells—exhibit very few differences in their gene expression signatures and are ...
Cell & Microbiology
Aug 5, 2010
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Why does female infidelity occur so frequently throughout the animal kingdom? A 10-year study from the University of East Anglia published today shows that female birds may increase their offspring's survival through their ...
Plants & Animals
Jul 27, 2010
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Researchers at the University of Minnesota have discovered a molecular security system in human cells that deactivates and degrades foreign DNA. This discovery could open the door to major improvements in genetic engineering ...
Cell & Microbiology
Jan 10, 2010
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Bacteria don't have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.
Cell & Microbiology
Nov 25, 2009
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When it comes to plants' innate immunity, like many of the dances of life, it takes two to tango. A receptor molecule in the plant pairs up with a specific molecule on the invading bacteria and, presto, the immune system ...
Cell & Microbiology
Nov 5, 2009
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Scientists have identified how a protein enables sections of so-called junk DNA to be cut and pasted within genetic code - a finding which could speed development of gene therapies.
Biotechnology
Sep 21, 2009
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