Dusek, R. J., Bortner, J. B., DeLiberto, T. J., Hoskins, J., Franson, J. C., Bales, B. D., Yparraguirre, D., Ip, H. S., Surveillance for Highly Pathogenic H5N1 Avian Influenza virus in the Western United States in Wild Birds, 2006-2007. Avian Diseases. 53:222-230.
Pearce, J. M., Ramey, A. M., Flint, P. L., Koehler, A. V., Fleskes, J. P., Franson, J. C., Hall, J. S., Derksen, D. V., and Ip, H. S., 2009. Avian influenza at both ends of a migratory flyway: characterizing viral genomic diversity to optimize surveillance plans for North America. Evolutionary Applications. In press.
Docherty, D. E., Samuel, M. D., Egstad, K. F., Griffin, K. M., Nolden, C. A., Karwal, L., and Ip, H. S., 2008. Changes in West Nile virus seroprevalence and antibody titers among Wisconsin mesopredators, 2003-2006. American Journal of Tropical Medicine and Hygiene. 81:177-179.
Iverson, S. A., Takekawa, J. Y., Schwarzbach, S., Cardona, C. J., Warnock, N., Bishop, M. A., Shirato, G. A., Paroulek, S., Ackerman, J. T., Ip, H. S., and Boyce, W. M., 2008. Low prevalence of avian influenza virus in shorebirds on the Pacific Coast of North America. Waterbirds 31:602-610.
Koehler, A. V., Pearce, J. M., Flint, P. L., Franson, J. C., and Ip, H. S., 2008. Genetic evidence of intercontinental movement of avian influenza in a migratory bird: the northern pintail (Anas acuta). Molecular Ecology. 17:4754-4762.
Petersen, A. T., Bush, S. E., Spackman, E., Swayne, D. E., and Ip, H. S., 2008. Influenza A virus infections in Asian landbirds. Emerging Infectious Disease. 14:1644-1646.
Sandercock, B. K., Casey, A. E., Green, D. E., Ip, H. S., Converse, K. A., 2008. Reovirus associated with mortality of an Upland Sandpiper. Wader Study Group Bulletin. 115:60-61.
Spackman, E., Ip, H. S., Suarez, D. L., Slemons, R., Stallknecht, D., 2008. Analytical validation of a real-time RT-PCR test for Pan-American lineage H7 subtype avian influenza viruses. Journal of Veterinary Diagnostic Investigations. 20:612-616.
Ip, H. S., Flint, P. L., Franson, J. C., Dusek, R. J., Derksen, D. V., Gill, R. E., Jr., Ely, C. R., Pearce, J. M., Lanctot, R. B., Matsuoka, S. M., Irons, D. B., Fischer, J. B., Oates, R. M., Petersen, M. R., Fondell, T. F., Rocque, D. A., Petersen, J. C., and Rothe, T. C., Prevalence of influenza A viruses in wild migratory birds in Alaska: Patterns of variation in detection at a crossroads of intercontinental flyways. Virology Journal 5:71.
Heard, D. J., Mulcahy, D. M., Iverson, S. A., Rizzolo, D. J., Greiner, E. C., Hall, J., Ip, H., and Esler, D., 2008. A blood survey of elements, viral antibodies, and hemoparasites in wintering harlequin ducks (Histrionicus histrionicus) and Barrow’s Goldeneyes (Bucephala islandica). Journal of Wildlife Diseases 44:486-493.
Sovada, M. A., Pietz, P. J., Converse, K. A., King, D. T., Hofmeister, E. K., Sherr, P., and Ip, H. S., 2008. Impact of West Nile virus and other mortality factors on American white pelicans at breeding colonies in the northern plains of North America. Biological Conservancy 141:1021-1031.
Spackman E., Swayne, D. E., Suarez, D. L., Senne, D.A., Pedersen, J. C., Killian, M. L., Pasick, J., Handel, K., Somanathan Pillai, S. P., Lee, C. W., Stallknecht, D., Slemons, R., Ip, H. S., Deliberto, T., 2007. Characterization of low pathogenicity H5N1 avian influenza viruses from North America. Journal of Virology 81:11612-11619.
Dierauf, L. A, Karesh, W. B., Ip, H. S., Gilardi, K. V., and Fischer, J. R., 2006. Avian influenza virus and free-ranging wild birds. Journal of American Veterinary Medical Association 228:1887-1882.