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disease

Study: Environmental epigenetics affects disease, evolution

By Eric Sorensen, WSU science writer PULLMAN, Wash. – Washington State University researchers say environmental factors are having an underappreciated effect on the course of disease and evolution by prompting genetic mutations through epigenetics, a process by which genes are turned on and off independent of an organism’s DNA sequence.

Tiny parasite, big disease: 22 years since fatal outbreak

By Linda Weiford, WSU News PULLMAN, Wash. – Twenty-two years ago this month, residents of Milwaukee started falling ill with nausea, diarrhea and abdominal cramps. At first, a highly contagious intestinal virus was blamed. But as symptoms struck tens of thousands of people – closing schools and businesses and nearly bringing the city to a […]