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Ashley Pavia '21
Ashley Pavia ’21 Earns Master’s in Marine Science
May 23
Ashley Pavia ’21 is graduating from the University of Delaware this summer with a Master’s in Marine Studies with a concentration in Oceanography.
Biology students Iris Parke, Eliana Fassihi, and Juliet Hernandez
Biology Students Shine on Honors Day
April 13
Three Natural Sciences students presented their original scientific research at Honors Day on Tuesday, April 11, 2023.
Marjan Khan '20 quantifies fecal indicator bacteria in Professor Leri's biogeochemistry lab.
Student-Professor Team Publish Study of Fecal Pathogens on NYC Sidewalks
February 3

If you live in New York City, avoiding dog feces on the sidewalk is an art form. But do fecal bacteria persist on the sidewalk after the feces are picked up? Can the bacteria transfer to your shoes? And to the indoors?

Professor of Chemistry Alessandra Leri, Ph.D., and Biology alumna Marjan Khan ’20 set out to answer these questions by quantifying the fecal pathogens enterococci and E. coli on New York City sidewalks, on shoe soles, and in the indoor environment.

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