TY - RPRT TI - Evidence for exposure to and infection with H5 clade 2.3.4.4b highly pathogenic avian influenza viruses among polar bears inhabiting Alaska AU - Andrew M. Ramey AU - Lindsey S. Mangipane AU - Todd C. Atwood AU - Raphaela Stimmelmayr AU - David S. Rotstein AU - Christina A. Ahlstrom AU - Kristin S. Simac AU - Sarah M Coburn AU - Mia Kim Torchetti AU - David E. Stallknecht AU - Rebecca L. Poulson PY - 2026 DO - 10.1016/j.isci.2026.117736 UR - https://pubs.usgs.gov/publication/70283032 ID - 70283032 ER -