Modern cetaceans—which include dolphins, whales and porpoises—are well adapted for aquatic life. They have blubber to insulate and fins to propel and steer. Today's cetaceans also sport a unique type of nasal passage: ...
Plants & Animals
Aug 5, 2021
3
492
A woman's supply of eggs is finite, so it is crucial that the quality of their genetic material is ensured. New work from Carnegie's Marla Tharp, Safia Malki, and Alex Bortvin elucidates a mechanism by which, even before ...
Biotechnology
Jan 16, 2020
0
172
There is a large, untapped potential for developing drugs against cancer, fibrosis and cardiovascular diseases by targeting a family of receptors known as Frizzleds, researchers at Karolinska Institutet in Sweden believe. ...
Biochemistry
Dec 4, 2018
0
71
A Penn team describes how a key cell-movement protein called IRSp53 is regulated in a resting and active state, and what this means for cancer-cell metastasis. They characterized how IRSp53 connects to the cell-motility machinery ...
Cell & Microbiology
Mar 12, 2014
0
0
Approximately 30 million pounds of fumigant pesticides are sprayed on valuable California crops each year—strawberries, tomatoes, peppers and the like—in an attempt to control pests. Responsibility for the safety of pesticides ...
Environment
Sep 23, 2013
0
0
Scientists at the Danish Stem Cell Center, DanStem, at the University of Copenhagen have discovered that they can make embryonic stem cells regress to a stage of development where they are able to make placenta cells as well ...
Cell & Microbiology
Jun 6, 2013
0
0
Scientists have visualised the short pregnancy of a small species of the kangaroo and wallaby family of marsupials, the tammar wallaby (Macropus eugenii), for the first time by high-resolution ultrasound. The study has shed ...
Plants & Animals
Mar 18, 2013
0
0
A Swedish–Norwegian research team shows in a new study that the intestines of the peculiar Penis worm develop in the same way as those in humans, fish and starfish. This surprising discovery shows that stomachs of very ...
Plants & Animals
Oct 26, 2012
9
1
University of Warwick scientists have discovered a "nourishing gene" which controls the transfer of nutrients from plant to seed - a significant step which could help increase global food production.
Biotechnology
Jan 13, 2012
1
0
Knowledge about the development of the nervous system is of the greatest importance for us to understand the function of the brain and brain disorders. Researchers at Uppsala University have examined the key step when genes ...
Cell & Microbiology
Nov 7, 2011
0
0
