St. Jude Children's Research Hospital scientists found that cytonemes (thin, long, hair-like projections on cells) are important during neural development. Cytonemes connect cells communicating across vast distances but are ...
Cell & Microbiology
Jan 2, 2024
0
40
In a complex called chromatin, long strands of DNA in cells' nuclei are tightly wrapped around a scaffolding of proteins, like a rolled-up ball of yarn. A new study by Weill Cornell Medicine investigators reveals that beyond ...
Cell & Microbiology
Jan 2, 2024
0
70
Bacillus anthracis lethal toxin (LT) is a determinant of lethal anthrax. Its function in myeloid cells is required for bacterial dissemination, and LT itself can directly trigger dysfunction of the cardiovascular system. ...
Cell & Microbiology
Dec 27, 2023
0
8
Researchers at the University of Exeter, U.K., have discovered intricate mechanisms of ligand–receptor complex transport via specialized protrusions transporting signaling components between cells, challenging the conventional ...
At about the size of a pinkie nail, the jellyfish species Cladonema can regenerate an amputated tentacle in two to three days—but how? Regenerating functional tissue across species, including salamanders and insects, relies ...
Plants & Animals
Dec 22, 2023
0
76
Down syndrome, a congenital disorder stemming from abnormal cell division and differentiation, is most common in newborns fated to neurodevelopmental delays and other health complications.
Cell & Microbiology
Dec 19, 2023
0
14
Researchers at the Institute for Advanced Materials at the Universitat Jaume I in Castelló have created a method for synthesizing organic-inorganic tin halide perovskites and generating thin films or coatings from them, ...
Materials Science
Dec 11, 2023
0
1
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
The field of epigenetics focuses on alterations in gene function that are inherited without changes in the DNA sequence, including histone modifications, post-translational modifications of amino acids, and covalent modifications ...
Molecular & Computational biology
Dec 6, 2023
0
2
A cell nucleus is a busy place. Cellular proteins twist and pull DNA, folding the genome into intricate 3D structures that support functioning of its coding parts.
Cell & Microbiology
Nov 27, 2023
0
64
