The paper surveys pets in households with human COVID-19 cases and finds 29% of pets tested positive for SARS-CoV-2, with cats more frequently infected than dogs.

One Health · Mar 3, 2026Peer-reviewedMicrobiology

Sources and sinks of influenza A virus genomic diversity in swine from 2009 to 2022 in the United States

Garrett M. Janzen, Blake Inderski, Jennifer Chang, Zebulun W. Arendsee, Alicia Janas-Martindale, Mia Kim Torchetti, Amy L. Vincent Baker, Tavis K. Anderson

This study quantifies the sources and sinks of influenza A virus genomic diversity in U.S. swine from 2009 to 2022, showing regional hotspots and the role of swine transport in diversity spread.

Journal of Virology · Aug 26, 2025Peer-reviewedMicrobiology

Emergence and interstate spread of highly pathogenic avian influenza A(H5N1) in dairy cattle

Thao-Quyen Nguyen, Carl R. Hutter, Alexey Markin, Megan N. Thomas, Kristina Lantz, Mary Lea Killian, Garrett M. Janzen, Sriram Vijendran, Sanket Wagle, Blake Inderski, Drew Robert Magstadt, Ganwu Li, Diego G. Diel, Elisha Frye, Kiril M. Dimitrov, , Tavis K. Anderson

This study identifies a reassortment event in wild birds leading to HPAI A(H5N1) infection in cattle and highlights the risk of virus spread through asymptomatic cattle to humans.

Science · Apr 24, 2025Peer-reviewedMicrobiology

Experimental reproduction of viral replication and disease in dairy calves and lactating cows inoculated with highly pathogenic avian influenza H5N1 clade 2.3.4.4b

Amy L. Vincent Baker, Bailey L. Arruda, Mitchell V. Palmer, Paola Mercedes Boggiatto, Kaitlyn M. Sarlo Davila, Alexandra Buckley, Giovana Ciacci Zanella, Celeste A. Snyder, Tavis K. Anderson, Carl R. Hutter, Thao-Quyen Nguyen, Alexey Markin, Kristina Lantz, Erin A Posey, Mia Kim Torchetti, , Patrick J. Gorden

This study experimentally reproduces HPAI H5N1 infection in dairy calves and cows, confirming clinical disease and viral transmission through respiratory and mammary routes.

Nature · Oct 15, 2024Peer-reviewedMicrobiology

Outbreak of Highly Pathogenic Avian Influenza H5N1 in New England Seals

Wendy Blay Puryear, Kaitlin Sawatzki, Nichola J. Hill, Alexa D. Foss, Jonathon J. Stone, Lynda Doughty, Dominique Walk, Katie Gilbert, Maureen Murray, Elena C. Cox, Priya Patel, Zak Mertz, Stephanie Ellis, Jennifer Taylor, Deborah A. Fauquier, , Jonathan A. Runstadler

The paper reports an outbreak of H5N1 in New England seals, linking it to a second wave of H5N1 in wild birds and identifying genetic differences between avian and mammalian infections.

bioRxiv · Jul 29, 2022 · PreprintMolecular Biology

SARS-CoV-2 infection in free-ranging white-tailed deer (Odocoileus virginianus)

Vanessa L. Hale, Patricia M. Dennis, Dillon S. McBride, Jaqueline M. Nolting, Christopher C. Madden, Devra D. Huey, Margot Ehrlich, Jennifer M. Grieser, Jenessa A. Winston, Dusty Lombardi, Stormy Gibson, Linda J. Saif, Mary Lea Killian, Kristina Lantz, Rachel M. Tell, , Andrew S. Bowman

The paper detects SARS-CoV-2 infection in a significant proportion of free-ranging white-tailed deer, suggesting a potential new natural reservoir for the virus.

bioRxiv · Nov 4, 2021 · PreprintMolecular Biology