What do frog eggs have in common with anti-aging creams? Their success depends on a group of chemical compounds called retinoids, which are capable of generating and re-generating tissues.
Biotechnology
Aug 26, 2021
0
355
(Phys.org) —The worm Caenorhabditis elegans is one of the most widely studied creatures. Scientists consider the worm a model organism for exploring animal development including neural development. The reasons are basic; ...
A New York Medical College developmental biologist whose life's work has supported the theory of evolution has developed a concept that dramatically alters one of its basic assumptions—that survival is based on a change's ...
Evolution
Oct 11, 2012
8
0
The origin of the exquisitely complex vertebrate brain is somewhat mysterious. "In terms of evolution, it basically pops up out of nowhere. You don't see anything anatomically like it in other animals," says Ariel Pani, an ...
Evolution
Mar 14, 2012
2
0
A new study shows that humans and tiny aquatic animals known as rotifers have something important in common when it comes to sex.
Plants & Animals
Jun 14, 2010
0
0
Animal development requires successive changes in cell and tissue structures. To form complex 3D organs, cell shapes must adapt to support tissue morphogenesis. However, our understanding of how cellular structure changes ...
Cell & Microbiology
Feb 22, 2024
0
51
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
Whether an animal is flying, running or swimming, its traveling speed is limited by how effectively it sheds the excess heat generated by its muscles, according to a new study led by Alexander Dyer from the German Center ...
Plants & Animals
Apr 18, 2023
0
321
A research team led by Dr. Chaogu Zheng from the School of Biological Sciences at the University of Hong Kong (HKU) has made a significant discovery about the evolutionary age of different type of cells in a small animal ...
Evolution
Apr 6, 2023
0
13
In 1922, French physicist Léon Brillouin predicted an interesting phenomenon—when light is shone on a material, it interacts with the naturally occurring thermal vibrations within it, exchanging some energy in the process. ...
Cell & Microbiology
Mar 30, 2023
0
10
