Female mammals—including humans—are born with all of their egg cells. Of a woman's one to two million egg cells, about 400 mature before menopause and can be fertilized. Some egg cells therefore survive for several decades—and ...
Cell & Microbiology
Jul 9, 2024
0
32
Research at the Institute of Molecular Biology and Biotechnology (IMBB) of the Foundation for Research and Technology-Hellas (FORTH) and at the University of Cologne, published in Cell Reports, reveals that germline reproductive ...
Cell & Microbiology
Jun 17, 2024
0
17
Transposable elements are mobile genetic elements that can relocate within the genome and disrupt the normal function of genes, but are at the same time a source of evolutionary diversity. The lab of Tugce Aktas at the Max ...
Evolution
Feb 15, 2024
0
26
Scientists in China on Tuesday announced that they have cloned the first healthy rhesus monkey, a two-year-old named Retro, by tweaking the process that created Dolly the sheep.
Biotechnology
Jan 16, 2024
0
196
Non-human primates (NHPs) have a high degree of similarity to humans compared to other animal models. These similarities manifest at the genetic, physiological, socio-behavioral, and central nervous system levels, making ...
Cell & Microbiology
Dec 26, 2023
0
20
The gene editing technique CRISPR/Cas9 has allowed researchers to make precise and impactful changes to an organism's DNA to fix mutations that cause genetic disease. However, the CRISPR/Cas9 method can also result in unintended ...
Biotechnology
Sep 15, 2023
0
58
Single-cell RNA sequencing data are useful for studying cell phenotypes and function. However, deciphering the clonal relationships of cells is critical to understanding the patterns of cell migration during development and ...
Biotechnology
Aug 10, 2023
0
14
In multicellular organisms, all cells of an individual normally contain the same genetic information and cell differentiation is achieved through regulation of gene expression. There are exceptions, however, where, instead ...
Evolution
Aug 9, 2023
0
37
Plants have the unique ability to regenerate entirely from a somatic cell, i.e., an ordinary cell that does not typically participate in reproduction. This process involves the de novo (or new) formation of a shoot apical ...
Plants & Animals
Jul 7, 2023
0
351
A study published today in Trends in Ecology & Evolution unveils an intriguing connection between hot testicles and the evolution of potent anti-cancer genes in elephants.
Plants & Animals
Jun 27, 2023
0
240
