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
0
5
A team of researchers at the University of Cambridge has found evidence indicating that the human placenta is a sterile environment. In their paper published in the journal Nature, the group describes their study of the placental ...
Evolution is actually a Sadie Hawkins dance, as new research shows females not only determine whether male animals develop bright colors, but also how fast new species develop.
Plants & Animals
Jul 26, 2019
2
118
More than one in 10 babies worldwide are born prematurely, according to the World Health Organization. Now scientists report in ACS Biomaterials Science & Engineering that they have developed an organ-on-a-chip that could ...
Analytical Chemistry
Aug 1, 2018
0
4
Modern mothers, whether they be human or mouse, might be forgiven for envying marsupial mamas. Rather than enduring a long pregnancy and the birth of a relatively well-developed—and comparatively large—baby, kangaroos, ...
Plants & Animals
Sep 12, 2017
0
62
Considering how different they look from the outside, it might be surprising that all vertebrates – animals with a backbone – share the same, conserved set of organs. Chickens, fish, human beings – all have hearts, ...
Evolution
Mar 24, 2017
0
14
It is known that genes inherited from ancient retroviruses are essential to the placenta in mammals, a finding to which scientists in the Laboratoire Physiologie et Pathologie Moleacuteculaires des Retrovirus Endogenes et ...
Biotechnology
Sep 2, 2016
2
663
Pregnancy sounds like the ultimate form of animal cooperation – mothers share their own bodies to grow and support their children's prenatal development. But in reality, embryos use every trick in the book to take more ...
Plants & Animals
May 6, 2016
0
9
In a new study published in the Protein & Cell, Chen-Yu Zhang's group at Nanjing University reports that small non-coding RNAs in maternal food can transfer through placenta to regulate fetal gene expression.
Cell & Microbiology
May 12, 2015
1
144
Have you ever wondered why we give birth to live young rather than lay eggs? Scientists have pondered this for a long time and answers have come from an unlikely source: some of Australia's lizards and snakes!
Plants & Animals
Aug 20, 2014
0
1
