Related topics: genes · embryos

Computers 'taught' to ID regulating gene sequences

Johns Hopkins researchers have succeeded in teaching computers how to identify commonalities in DNA sequences known to regulate gene activity, and to then use those commonalities to predict other regulatory regions throughout ...

3-D models reveal hidden details of zebrafish behavior

Zebrafish have become increasingly popular model animals in preclinical and neurobehavioral research due to their genetic similarity to humans and rapid rate of reproduction. Studies of zebrafish behavior have shed light ...

How cytoplasm separates from yolk

The segregation of yolk from the surrounding cytoplasm in the very early fish embryo is a key process for the development of fish larva. To identify its underlying mechanisms, biologists at the Institute of Science and Technology ...

Painkillers relieve zebrafish larvae discomfort

Lynne Sneddon is a myth buster. Having debunked the fisherman's legend that fish don't feel pain, Sneddon, from the University of Liverpool, UK, has become a leading figure in the movement to reduce, replace and refine the ...

Silver nanoparticles toxic for aquatic organisms

Silver nanoparticles are increasingly being used in consumer products, such as clothing and personal care products, in the medical and pharmaceutical industry, and in the food industry. That is why their presence is expected ...

Repairing our inner clock with a two-inch fish

Circadian rhythms — the natural cycle that dictates our biological processes over a 24-hour day — does more than tell us when to sleep or wake. Disruptions in the cycle are also associated with depression, problems ...

page 15 from 22