News tagged with genetic imprinting
Mom's influence comes first: Maternal genes dominate in developing brains, while paternal ones lead in adult-hood
(PhysOrg.com) -- Genome-wide analysis of mice brains has found that maternally inherited genes are expressed preferentially in the developing brain, while the pattern shifts decisively in favor of paternal ...
Jul 08, 2010 |
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Search results for genetic imprinting
Adam's rib, revisited: Evolutionary divergence of mammalian sex chromosomes
(Phys.org) -- Males and females... Mars and Venus... XY and XX chromosomes -- all are common memes. At the same time, the evolution of therian (placental and marsupial) sex chromosomes is less widely understood. ...
Apr 18, 2012 |
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Egg Cetera #1: The immortal egg
In the first report of our Egg Cetera series on egg-related research, biologists Dr. Harry Leitch and Professor Azim Surani describe how advances in understanding egg development could transform reproductive ...
Apr 06, 2012 |
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Maternal gene causes more piglets to be born
A sow gives birth to more piglets if the DIO3 gene from its mother is expressed instead of the same gene inherited from its father. This is shown during research conducted by the Animal Breeding and Genomics Centre in Wageningen ...
Mar 26, 2012 |
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Express yourself: How zygotes sort out imprinted genes
Writing in the February 17, 2012 issue of the journal Cell, researchers at the Ludwig Institute for Cancer Research, the University of California, San Diego School of Medicine and the Toronto Western Research Institute peel a ...
Feb 16, 2012 |
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Without second wave of brown fat, young mice can't live without mama
For all those who have wondered where they'd be without their mothers, a study reported in the February Cell Metabolism puts a whole new spin on the question. Mice whose mothers pass along a mutant copy of a single imprin ...
Feb 07, 2012 |
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The genographic project confirms humans migrated out of Africa through Arabia
Evolutionary history shows that human populations likely originated in Africa, and the Genographic Project, the most extensive survey of human population genetic data to date, suggests where they went next. ...
Nov 02, 2011 |
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Ultrasensitive particles offer new way to find cancer
About 10 years ago, scientists discovered a new type of genetic material called microRNA, which appears to turn genes on or off inside a cell. More recently, they found that these genetic snippets often go ...
Aug 31, 2011 |
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Penn anthropologists delve into genetic history of Kazakhstan and the Mongolian expansion
Researchers at the University of Pennsylvania have painted the clearest picture yet of the history of the Kazakhs of the Altai Mountain Range, providing insights into the heritage of a wide swath of people in Central and ...
Apr 28, 2011 |
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Gene discovery shows parents divided over brain and brawn
(PhysOrg.com) -- Scientists at the University of Bath have discovered a gene that defies conventional rules, with the copies inherited from mum and dad doing two very different jobs.
Jan 27, 2011 |
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Babies' biological clocks dramatically affected by birth light cycle
The season in which babies are born can have a dramatic and persistent effect on how their biological clocks function.
Medicine & Health / Neuroscience
Dec 05, 2010 |
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List of search results for genetic imprinting
