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WSU News biology

Toxic effects of mercury persists for generations

PULLMAN, Wash. – Zebrafish exposed to very low levels of methylmercury as embryos not only passed on toxic effects of the chemical exposure to their offspring, but also to the third generation, according to a study that investigated both epigenetic changes – chemical modifications to the DNA – and abnormal neuro-behavior associated with exposure. » More …

Tasmanian devils evolve to resist deadly cancer

By Will Ferguson, College of Arts & Sciences

Tasmanian-devil-from-Storfer-lab-websitePULLMAN, Wash. – Tasmanian devils are evolving in response to a highly lethal and contagious form of cancer, a Washington State University researcher has found. » More …

Study clears way for new approaches to plant disease

By Eric Sorensen, WSU science writer

Knoblauch-webPULLMAN, Wash. – A Washington State University biologist has found what he calls “very strong support” for an 86-year-old hypothesis about how nutrients move through plants. His two-decade analysis of the phenomenon has resulted in a suite of techniques that can ultimately be used to fight plant diseases and make crops more efficient. » More …

April 12: Talk on Northwest marine mammal conservation

Deborah-DuffieldPULLMAN, Wash. – The effects of ocean changes on Northwest marine mammals will be discussed by Deborah Duffield, professor of biology at Portland State University, in a free, public talk at 7:30 p.m. Tuesday, April 12, in Abelson 201 at Washington State University. » More …

WSU Tri-Cities students learn to repurpose wine waste

By Maegan Murray, WSU Tri-Cities

mixing-compost-at-wine-centerRICHLAND, Wash. – Students in linked biology and chemistry courses worked with the Wine Science Center this semester to test “recipes” for composting wine pomace – the grape skins, stems and seeds left over from winemaking. The Washington State University Tri-Cities classes will assess and compare results in the next few weeks. » More …