A protein called Tet1 is partly responsible for giving primordial germ cells a clean epigenetic slate before developing into sperm and egg cells, according to a new study by researchers at Boston Children's Hospital. This ...
Cell & Microbiology
Dec 4, 2013
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The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But live mouse offspring can be generated with assisted reproduction using germ cells from males with the ...
Biotechnology
Nov 21, 2013
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A new control system from Siemens is providing free-range hens with more comfort and also reducing their risk of infection. The system automatically controls the daily routine - e.g. feeding, lighting changes, and chicken ...
Other
Sep 16, 2013
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Pork producers need accurate information on the energy value of fat in feed ingredients to ensure that diets are formulated economically and in a way that maximizes pork fat quality. Researchers at the University of Illinois ...
Plants & Animals
Jul 30, 2013
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Researchers at EPFL have built a matchbox-sized device that can test for the presence of bacteria in a couple of minutes, instead of up to several weeks.
Bio & Medicine
Jun 30, 2013
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From obesity to substance abuse, from anxiety to cancer, genetically modified mice are used extensively in research as models of human disease. Researchers often spend years developing a strain of mouse with the exact genetic ...
Biotechnology
Jun 26, 2013
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Spit. Drool. Dribble. Saliva is not normally a topic of polite conversation, but it may be the key to explaining the age and sex bias exhibited by influenza and other diseases, according to a new study. Published in ACS' ...
Biochemistry
Jun 12, 2013
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A recent paper published in the Journal of Animal Science suggests producers may want to adjust pig diets when including distillers dried grains with solubles (DDGS). Some producers believe that feeding pigs saturated fats ...
Other
May 28, 2013
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Mapping all of the chemical, or epigenetic, changes to chromosomes that affect which genes are turned on or off—and thus determine the fate of genomically identical cells in the body—usually requires a large amount of ...
Cell & Microbiology
May 22, 2013
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Mammalian females ovulate periodically over their reproductive lifetimes, placing significant demands on their ovaries for egg production. Whether mammals generate new eggs in adulthood using stem cells has been a source ...
Cell & Microbiology
Apr 29, 2013
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