Douglas Scott Merrell

Douglas Scott Merrell

Director, Animal and Comparative Biomedical Sciences
Member of the Graduate Faculty
Professor, Animal and Comparative Biomedical Sciences

Work Summary

D. Scott Merrell (Scotty) was born and raised in rural Bald Knob, Arkansas but left the south to complete his Ph.D. studies at Tufts Medical School (Ph.D. Molecular Biology and Microbiology, 2001). After a postdoctoral fellowship with world-renowned microbiologist Stanley Falkow at Stanford University, Scotty joined the faculty of the Uniformed Services University (USU) in 2004. There he rose to the rank of Professor and led USU’s Emerging Infectious Diseases Graduate Program. Scotty joined the University of Arizona in April 2023. His research interests center on human pathogens/host-microbe interactions. His scholarship and collaborative partnerships are rooted in the One Health approach that unites the academic, research, and Extension programs in the School of Animal and Comparative Biomedical Sciences, where he currently serves as Director.

Research Interest

Research interests are diverse and include the following: -Stress response and survival mechanisms of pathogenic bacteria -Regulatory mechanisms of H. pylori -Epidemiology and etiology of H. pylori-induced gastric disease/cancer -Role of the microbiome in health and disease -Etiology of Pseudomyxoma Peritonei -MRSA and skin and soft tissue infections -Copper resistance in Acinetobacter baumannii