Cells in the developing embryo can sense the stiffness of other cells around them, which is key to them moving together to form the face and skull, finds a new study by UCL researchers.
Molecular & Computational biology
Dec 8, 2021
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478
Specialized structures used by cancer cells to invade tissues could also help them escape protection mechanisms aimed at eliminating them, a UA-led research team has discovered.
Cell & Microbiology
Jul 26, 2011
0
0
Free fingers have many obvious advantages on land, such as in locomotion and grasping, while webbed fingers are typical of aquatic or gliding animals. But both amphibians and amniotes—which include mammals, reptiles, and ...
Ecology
Jun 13, 2019
0
102
The creation of artificial embryos has moved a step forward after an international team of researchers used mouse stem cells to produce artificial embryo-like structures capable of 'gastrulation', a key step in the life of ...
Cell & Microbiology
Jul 23, 2018
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56
In humans, a fertilized egg is no guarantee of reproductive success. Most embryos stop developing and perish within days of fertilization, usually because they have an abnormal number of chromosomes. Now, researchers at Columbia ...
Cell & Microbiology
Jul 19, 2022
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47
A so-called "jumping gene" that researchers long considered either genetic junk or a pernicious parasite is actually a critical regulator of the first stages of embryonic development, according to a new study in mice led ...
Cell & Microbiology
Jun 21, 2018
0
143
Studied for decades for their essential role in making proteins within cells, several amino acids known as tRNA synthetases were recently found to have an unexpected – and critical – additional role in cancer metastasis ...
Biochemistry
Mar 4, 2013
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0
(AP) -- The Vatican is pushing for research of adult stem cells as an alternative to the use of embryonic stem cells, which the Catholic Church opposes because it maintains that the destruction of the embryo amounts to the ...
Biotechnology
Apr 23, 2010
1
0
A group of researchers in Israel, the United States and other nations have made important advances in the rapidly-expanding field of "regenerative medicine," outlining for the first time connections in genetic regulation ...
Cell & Microbiology
Oct 30, 2012
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0
The finding that some genes are active from the get-go challenges the textbook view that genes don't become active in human embryos until they are made up of four-to-eight cells, two or three days after fertilization.
Cell & Microbiology
Dec 21, 2021
0
156
