The BioRescue project develops and pioneers advanced assisted reproduction technologies (aART) for conservation in the face of the imminent extinction of most rhino species and subspecies. In a new analysis published in the ...
Biotechnology
Oct 31, 2023
0
47
Epidemiological studies have shown that infertility affects 12% to 15% of couples of reproductive age in developed countries, and at least 25% in underdeveloped ones—overall, 186 million people worldwide. In about 40% of ...
Cell & Microbiology
Aug 3, 2023
0
20
Fertility is finite for mammalian females. From birth, females possess a limited number of primordial follicles, collectively called the ovarian reserve. Within each follicle is an oocyte that eventually becomes an egg. But ...
Molecular & Computational biology
Aug 10, 2022
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56
Creating living embryos using artificial reproduction technologies provides a promising avenue to rescue mammalian species at risk of extinction. In order to grow in vitro a sufficient number of female gametes fit for fertilization, ...
Biotechnology
Mar 2, 2021
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12
A research team led by Dr. Alida Bailleul from the Institute of Vertebrate Paleontology and Paleoanthropology (IVPP) of the Chinese Academy of Sciences has put one controversy to rest: whether or not remnants of bird ovaries ...
Paleontology & Fossils
Jul 29, 2020
0
136
By introducing a chemical cocktail to granulosa cells, researchers in China induced the cells to transform into functional oocytes in mice. Once fertilized, these oocytes were then successfully able to produce healthy offspring, ...
Cell & Microbiology
Dec 24, 2019
12
481
"The winner takes it all, the loser standing small"—that's not just true in the famous ABBA song, but also in animal development. Frequently, a group of cells starts out all being the same. But then one cell puts the brake ...
Cell & Microbiology
Feb 15, 2019
0
5
Animal scientist Phil Cardoso knew that milk protein increases when dairy cows are fed the amino acid methionine, but he suspected that the supplement might have additional health benefits.
Other
Apr 17, 2017
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3
One person died and two others fell ill last February in New York City after contracting Leptospirosis, a disease caused by the bacteria Leptospira. The bacteria are transmitted to humans through cattle, pigs, horses, dogs ...
Plants & Animals
Apr 11, 2017
0
59
(Phys.org) —A team of paleontologists with the Chinese Academy of Sciences in Beijing has discovered what are believed to be fossilized ovarian follicles in three birds from approximately 125 million years ago. As they ...
