New University of Colorado Boulder-led research finds that the traits that make vertebrates distinct from invertebrates were made possible by the emergence of a new set of genes 500 million years ago, documenting an important ...
Evolution
Sep 16, 2020
0
3664
One of just two vertebrates without a jaw, sea lampreys that are wreaking havoc in Midwestern fisheries are simultaneously helping scientists understand the origins of two important stem cells that drove the evolution of ...
Plants & Animals
Jul 26, 2024
0
50
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
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
The vivid pigmentation of zebras, the massive jaws of sharks, the fight or flight instinct and the diverse beaks of Darwin's finches. These and other remarkable features of the world's vertebrates stem from a small group ...
Cell & Microbiology
Apr 30, 2015
0
1388
Physical cues in the womb, and not just genetics, influence the normal development of neural crest cells, the embryonic stem cells that form facial features, finds a new study led by UCL researchers.
Cell & Microbiology
Apr 22, 2024
0
42
If you've ever wondered how your beloved pet pooch came to look so different from its wild relatives, biologists now have another piece of the puzzle.
Plants & Animals
Jun 22, 2021
0
199
A mechanism that cells use to group together and move around the body – called 'chase and run' - has been described for the first time by scientists at UCL.
Cell & Microbiology
Jun 16, 2013
0
0
A Singapore-based research team has used fluorescent labeling of embryonic cell populations to pinpoint the origin of scales and fins in modern-day fish. These tissues are evolutionary relics of the first skeletons and were ...
Evolution
Aug 28, 2013
0
0
(PhysOrg.com) -- A team of University of Massachusetts Amherst researchers has identified unexpected and powerful cell-regulating functions in a protease known as ADAM 13, a discovery that holds promise for understanding ...
Cell & Microbiology
Feb 15, 2011
0
0
