Investigators in China and the United States have injected human stem cells into primate embryos and were able to grow chimeric embryos for a significant period of time—up to 20 days. The research, despite its ethical concerns, ...
Biotechnology
Apr 15, 2021
6
612
One of the best ways to study human evolution is by comparing us with nonhuman species that, evolutionarily speaking, are closely related to us. That closeness can help scientists narrow down precisely what makes us human, ...
Biotechnology
Mar 17, 2021
3
1985
In a discovery that will revolutionize research into the causes of early miscarriage, infertility and the study of early human development—an international team of scientists led by Monash University in Melbourne, Australia ...
Molecular & Computational biology
Mar 17, 2021
1
122
A new class of protein material that interacts with living cells without being absorbed by them can influence cell signaling, a new study shows. The material does this by binding and sequestering cell surface receptors.
Molecular & Computational biology
Jan 6, 2021
1
222
By growing mouse stem cells in a special gel, a Berlin research team succeeded in producing structures similar to parts of an embryo. The trunk-like structures develop the precursors for neural, bone, cartilage and muscle ...
Cell & Microbiology
Dec 10, 2020
0
96
For a tiny embryo to develop into an adult organism, its cells must develop in precise patterns and interact with their neighbors in carefully orchestrated ways. To create complex tissues and organs—from the pattern of ...
Molecular & Computational biology
Oct 15, 2020
0
188
Using specialized nanoparticles, MIT engineers have developed a way to turn off specific genes in cells of the bone marrow, which play an important role in producing blood cells. These particles could be tailored to help ...
Bio & Medicine
Oct 5, 2020
0
597
For the first time, scientists have created pigs, goats and cattle that can serve as viable "surrogate sires," male animals that produce sperm carrying only the genetic traits of donor animals.
Biotechnology
Sep 14, 2020
10
378
The self-eating process in embryonic stem cells known as chaperone-mediated autophagy (CMA) and a related metabolite may serve as promising new therapeutic targets to repair or regenerate damaged cells and organs, Penn Medicine ...
Molecular & Computational biology
Jul 23, 2020
0
432
Molecular biologists and bioengineers at the University of California San Diego have unraveled key mechanisms behind the mysteries of aging. They isolated two distinct paths that cells travel during aging and engineered a ...
Molecular & Computational biology
Jul 16, 2020
1
2290
