Publications
| increased recognition of powassan encephalitis in the united states, 1999-2005. | powassan virus (powv) disease is a rare human disease caused by a tick-borne encephalitis group flavivirus maintained in a transmission cycle between ixodes cookei and other ixodid ticks and small and medium-sized mammals. during 1958-1998, only 27 powv disease cases (mostly powassan encephalitis) were reported from eastern canada and the northeastern united states (average, 0.7 cases per year). during 1999-2005, nine cases (described herein) of serologically confirmed powv disease were reported ... | 2008 | 18959500 |
| latitudinal differences in the hibernation characteristics of woodchucks (marmota monax). | there is little information on the phenotypic flexibility of hibernation characteristics within species. to address this issue, we observed differences in hibernation characteristics of three free-ranging populations of woodchucks (marmota monax) distributed along a latitudinal gradient from maine to south carolina. data from free-ranging animals exhibited a direct relationship between latitude and length of the hibernation season. as expected, woodchucks in the northern latitudes hibernated lon ... | 2010 | 19958172 |