Big Picture Science – Smiley Virus: Marilyn Roossinck

by Gary Niederhoff on May 11, 2014

Smiley Virus – Marilyn Roossinck
Part 2 of Smiley Virus, featuring Marilyn Roossinck, professor of plant pathology and environmental microbiology at Penn State’s Center for Infectious Disease Dynamics, describing her study of viral symbiosis.
(TRT 11:44)

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