Researchers have captured the first 3D video of a living algal embryo turning itself inside out, from a sphere to a mushroom shape and back again. The results could help unravel the mechanical processes at work during a similar ...
General Physics
Apr 27, 2015
0
142
Scientists have for the first time created embryo-like structures in the lab from stem cells, without recourse to eggs or sperm, they reported Wednesday.
Cell & Microbiology
May 3, 2018
0
390
The cooling of the Southern Ocean surrounding Antarctica, which began approximately 35 million years ago and gave rise to its present icy state, has for decades been considered a classic example of climate change triggering ...
Ecology
Jun 11, 2019
0
146
In animals that reproduce by internal fertilization, as humans do, you'd think a penis would be an organ you couldn't really do without, evolutionarily speaking. Surprisingly, though, most birds do exactly that, and now researchers ...
Plants & Animals
Jun 6, 2013
0
0
Just as users of Google Earth can zoom in from space to a view of their own backyard, researchers can now navigate biological tissues from a whole embryo down to its subcellular structures thanks to recent advances in electron ...
Cell & Microbiology
Aug 6, 2012
0
0
Researchers from Huntsman Cancer Institute (HCI) at the University of Utah have discovered that while the genes provided by the father arrive at fertilization pre-programmed to the state needed by the embryo, the genes provided ...
Cell & Microbiology
May 9, 2013
0
0
Each of our cells contains about 40 million proteins that together perform all the tasks the cell needs to survive. For a smooth action, the right proteins must be concentrated in specific amounts, at a specific time and ...
Molecular & Computational biology
Mar 7, 2022
3
386
Scientists at the University of Cambridge have managed to create a structure resembling a mouse embryo in culture, using two types of stem cells - the body's 'master cells' - and a 3D scaffold on which they can grow.
Cell & Microbiology
Mar 2, 2017
0
789
One of the most enduring, basic questions of life is: How does it happen? For instance, in human development, how do cells self-organize into skin, muscles or bones? How do they form a brain, a finger, a spine?
Molecular & Computational biology
Dec 6, 2023
0
739
More than a year ago, the world was shocked by Chinese biophysicist He Jiankui's attempt to use CRISPR technology to modify human embryos and make them resistant to HIV, which led to the birth of twins Lulu and Nana.
Biotechnology
Dec 6, 2019
4
51
