News tagged with lampreys

Sea lampreys jettison one-fifth of their genome

(PhysOrg.com) -- Researchers have discovered that the sea lamprey, which emerged from jawless fish first appearing 500 million years ago, dramatically remodels its genome. Shortly after a fertilized lamprey ...

Jul 20, 2009
4.9 / 5 (9) 0

Masses of plastic particles found in Great Lakes

Already ravaged by toxic algae, invasive mussels and industrial pollution, North America's Great Lakes now confront another potential threat that few had even imagined until recently: untold millions of plastic litter bits, ...

Jul 30, 2013
5 / 5 (5) 0

Sea lampreys turning up the heat

(Phys.org) —Male sea lampreys may not be the best-looking creatures swimming in our lakes and streams, but they apparently have something going for them that the ladies may find irresistible.

Jun 27, 2013
5 / 5 (3) 0 | with audio podcast

Lampreys give clues to evolution of immune system

Biologists have discovered that primitive, predatory lampreys have structures within their gills that play the same role as the thymus, the organ where immune cells called T cells develop in mammals, birds and fish.

Feb 02, 2011
5 / 5 (1) 0 | with audio podcast