Scientists as well as fertility doctors have long tried to figure out what makes a good egg that will produce a healthy embryo. It's a particularly critical question for fertility doctors deciding which eggs isolated from ...
Cell & Microbiology
Aug 9, 2010
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Contrary to predictions, males of high genetic quality are not very successful when it comes to fertilizing eggs. A new study on seed beetles by Swedish and Danish scientists Göran Arnqvist and Trine Bilde shows that when ...
Plants & Animals
Jun 25, 2009
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A calf was born from an embryo lacking cells which form a large part of the placenta, providing new insight into the regenerative capacity of mammalian embryos.
Biochemistry
Feb 7, 2020
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In a study published in Behavioral Ecology researchers from Uppsala University show that the same type of sperm is not always the best for all male birds. Depending on how attractive or dominant you are you might be more ...
Plants & Animals
Aug 16, 2018
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A team of Wildlife Conservation Society (WCS)/Turtle Survival Alliance (TSA) scientists working in Myanmar have reported the successful recovery of 44 fertile eggs of the critically endangered Burmese roofed turtle (Batagur ...
Ecology
Apr 12, 2017
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22
Genetic studies in mice have identified a molecular mechanism crucial to maintaining egg cells in a dormant state to ensure female fertility. This work by A*STAR identifies a potential method to prevent infertility when the ...
Cell & Microbiology
Apr 5, 2017
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4
Scallop gonads may seem like fun and games to Skylar Bayer given that her missing samples landed her on "The Colbert Report" in 2013.
Plants & Animals
Aug 25, 2016
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81
Pollen tubes are attracted by LURE peptides, which are produced from ovules, to bring about fertilization. In their recent report published in Nature, a pair of plant biologists at Nagoya University has now revealed for the ...
Plants & Animals
Mar 10, 2016
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3
Flowering plants naturally know when they need to spare or perish their cells. In a new study reported in Cell, an international group of plant biologists at ITbM, Nagoya University and other research institutes, have examined ...
Cell & Microbiology
Apr 23, 2015
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29
German researchers have demonstrated for the first time why the molecular cocktail responsible for generating stem cells works. Sox2 and Oct4 are proteins whose effect on cells resembles that of an eraser: They remove all ...
Cell & Microbiology
Aug 19, 2013
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