Placodes and neural crests are defining features of vertebrates (animals with a spinal cord surrounded by cartilage or bone). Placodes are embryonic structures that develop into sensory organs such as ear, nose, and lens ...
Evolution
Aug 1, 2018
0
86
A new type of zebrafish that produces fluorescent tags in migratory embryonic nerve precursor cells could help a Rice University neurobiologist and cancer researcher find the origins of the third-most common pediatric cancer ...
Cell & Microbiology
Jul 9, 2018
0
139
From pugs to labradoodles to huskies, dogs are our faithful companions. They live with us, play with us and even sleep with us. But how did a once nocturnal, fearsome wolf-like animal evolve over tens of thousands of years ...
Plants & Animals
Jun 27, 2018
2
153
Cells that form facial features need surrounding embryonic tissues to stiffen so they can move and develop, according to new UCL-led research.
Cell & Microbiology
Feb 15, 2018
0
75
In biology, one long-running debate has teeth: whether ancient fish scales moved into the mouth with the origin of jaws, or if the tooth had its own evolutionary inception.
Archaeology
Nov 20, 2017
0
198
A team of developmental biologists at the University of Massachusetts Amherst led by Dominique Alfandari, with others at MIT, report in a new paper that they have for the first time described how two transcription factors ...
Cell & Microbiology
Oct 10, 2017
0
2
Nomad Scythian herders roamed vast areas spanning the Central Asian steppes during the Iron Age, approximately from the 9th to the 1st century BCE (Before Common Era). These livestock pastoralists, who lived on wagons covered ...
Plants & Animals
Apr 27, 2017
4
117
Lamprey are slimy, parasitic eel-like fish, one of only two existing species of vertebrates that have no jaw. While many would be repulsed by these creatures, lamprey are exciting to biologists because they are so primitive, ...
Evolution
Mar 20, 2017
1
16
A discovery, several years in the making, by a University at Buffalo research team has proven that adult skin cells can be converted into neural crest cells (a type of stem cell) without any genetic modification, and that ...
Cell & Microbiology
Mar 15, 2017
0
525
Cadherins are part of the protein family of adhesion molecules. Just like mortar between the bricks in a wall, they ensure that cells stay together, preventing them from breaking away and migrating from a group of cells. ...
Cell & Microbiology
Jul 6, 2016
0
7
