During embryonic development, two different cascades of genetic signals determine whether the embryo's primordial gonad will become testes or ovaries, and thus whether the embryo will develop into a male or a female. Disruptions ...
Molecular & Computational biology
Jan 4, 2023
0
64
A team of researchers at the University of California, San Diego, has developed a green algae capsule for delivering chemotherapy drugs to the gastrointestinal (GI) tract. In their study, published in the journal Science ...
In the 2016 sci-fi movie "Arrival," a linguist and a theoretical physicist race against time to communicate with endangered extraterrestrial heptapods wishing to share their wisdom and technologies with the human race so ...
Plants & Animals
Jul 15, 2022
2
1616
The first large-scale cellular map of gonadal developmental in both sexes has been created by researchers at the Wellcome Sanger Institute, as part of the Human Cell Atlas initiative to map all cell types in the human body.
Cell & Microbiology
Jul 7, 2022
0
19
DNA regulation is a critical process in a cell that allows it to fulfill its function. This process is key during pregnancy, when embryonic cells must develop into all cell types needed to form an embryo. An international ...
Cell & Microbiology
Jun 13, 2022
0
18
Scientists have struggled to fully understand how male sperm cells function and why they sometimes fail to fertilize female eggs, which has implications for both livestock farmers aiming to maximize food production, as well ...
Cell & Microbiology
Jun 13, 2022
0
27
Forget sending bull semen out for complicated laboratory tests to learn whether the agricultural animal is highly virile.
Molecular & Computational biology
Mar 31, 2022
0
53
Scientists at The University of Manchester and Manchester University NHS Foundation Trust have discovered a new way that human embryos are able to communicate with mothers-to-be after just six days.
Molecular & Computational biology
Sep 14, 2021
0
93
University of Oregon biologists have used the model organism Caenorhabditis elegans to identify molecular mechanisms that produce DNA damage in sperm and contribute to male infertility following exposure to heat.
Cell & Microbiology
Oct 23, 2020
0
98
Infertility is a worldwide clinical problem for human health that affects 8 to 12 percent of couples. A new study from Washington University in St. Louis has implications for understanding some age-related aspects of male ...
Plants & Animals
Aug 3, 2020
6
352
