How do organisms form limbs in the womb? Scientists have been striving to answer this question not only to deepen our understanding of evolution and embryonic development, but also to help make the dream of regenerating partial ...
Cell & Microbiology
Feb 5, 2024
0
91
An unexpected observation has led researchers at the Weizmann Institute of Science to challenge a 200-year-old doctrine regarding the embryonic origins of the pituitary gland.
Cell & Microbiology
Feb 2, 2024
0
40
Researchers at Karolinska Institutet in Sweden have used DNA origami, the art of folding DNA into desired structures, to show how an important cell receptor can be activated in a previously unknown way. The result opens new ...
Cell & Microbiology
Jan 18, 2024
0
83
Supersulfides are gaining prominence for their occurrence as low-molecular-weight thiols or persulfidated cysteine residues, observed more frequently in both prokaryotic and eukaryotic cells. These compounds, which are characterized ...
Molecular & Computational biology
Jan 16, 2024
0
1
Sequencing all of the RNA in a cell can reveal a great deal of information about that cell's function and what it is doing at a given point in time. However, the sequencing process destroys the cell, making it difficult to ...
Biotechnology
Jan 10, 2024
0
9
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
University of Birmingham researchers are working to understand how cells are prompted to develop into different cell types, vital for performing different functions within the body. In this study published in Life Science ...
Cell & Microbiology
Nov 24, 2023
0
6
