Research Topics
| L EisenSummaryAffiliation: Colorado State University Country: USA Publications
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Publications
Irrigated agriculture is an important risk factor for West Nile virus disease in the hyperendemic Larimer-Boulder-Weld area of north central ColoradoLars Eisen
Department of Microbiology, Immunology, and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Med Entomol 47:939-51. 2010....- What is the risk for exposure to vector-borne pathogens in United States national parks?Lars Eisen
Department of Microbiology, Immunology and Pathology, Colorado State University, 3195 Rampart Road, Fort Collins, CO 80523, USA
J Med Entomol 50:221-30. 2013.... 
Aedes (Stegomyia) aegypti and Aedes (Howardina) cozumelensis in Yucatán State, México, with a summary of published collection records for Ae. cozumelensisJulián E García-Rejón
Laboratorio de Arbovirologia, Centro de Investigaciones Regionales Dr Hideyo Noguchi, Universidad Autonoma de Yucatan, Calle 96 s n Av Jacinto Canek y Calle 47, Paseo de las Fuentes, Merida, Yucatan, Mexico
J Vector Ecol 37:365-72. 2012..We also summarize the published records for Ae. cozumelensis, which are restricted to collections from México's Yucatán Peninsula and Belize, and uniformly represent geographic locations where Ae. aegypti can be expected to occur...
Changes in the geographical distribution and abundance of the tick Ixodes ricinus during the past 30 years in SwedenThomas G T Jaenson
Medical Entomology Unit, Department of Systematic Biology, Evolutionary Biology Centre, Uppsala University, Norbyvagen 18D, SE 752 36 Uppsala, Sweden
Parasit Vectors 5:8. 2012..To investigate whether the expansion of the tick's northern geographical range and the increasing abundance of ticks in Sweden were still occurring, in 2009 we performed a follow-up survey 16 years after the initial study...- Need for improved methods to collect and present spatial epidemiologic data for vectorborne diseasesLars Eisen
Colorado State University, Fort Collins, Colorado, USA
Emerg Infect Dis 13:1816-20. 2007..Such fine-scale spatial risk patterns can be communicated to the public and medical community through Web-mapping approaches... - Mosquito species richness, composition, and abundance along habitat-climate-elevation gradients in the northern Colorado Front RangeLars Eisen
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Med Entomol 45:800-11. 2008..5 degrees C). These findings suggest that future climate warming may lead to shifts in distribution patterns of West Nile virus vectors (e.g., Cx. tarsalis) toward higher elevations in Colorado... - Climate-based model predicting acarological risk of encountering the human-biting adult life stage of Dermacentor andersoni (Acari: Ixodidae) in a key habitat type in ColoradoL Eisen
Department of Microbiology, Immunology and Pathology, Colorado State University, Ft Collins, CO 80523, USA
J Med Entomol 44:694-704. 2007..andersoni adults occurring in sheltered northern/eastern exposures, rather than in drier and hotter southern/ western exposures, at elevations below 2,100 m... - A call for renewed research on tick-borne Francisella tularensis in the Arkansas-Missouri primary national focus of tularemia in humansL Eisen
Department of Microbiology, Immunology, and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Med Entomol 44:389-97. 2007..tularensis tularensis and F. tularensis holarctica; and (4) presence of infection with F. tularensis tularensis or F tularensis holarctica in ticks collected from humans in Arkansas-Missouri... - Seasonal pattern of host-seeking activity by the human-biting adult life stage of Dermacentor andersoni (Acari: Ixodidae)L Eisen
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Med Entomol 44:359-66. 2007.... - Use of mapping and spatial and space-time modeling approaches in operational control of Aedes aegypti and dengueLars Eisen
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
PLoS Negl Trop Dis 3:e411. 2009..This will enable control programs to, for example, generate risk maps for exposure to dengue virus, develop Priority Area Classifications for vector control, and explore socioeconomic associations with dengue risk... - ProactiveVector control strategies and improved monitoring and evaluation practices for dengue preventionLars Eisen
Department of Microbiology, Immunology, and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Med Entomol 46:1245-55. 2009.... - Using geographic information systems and decision support systems for the prediction, prevention, and control of vector-borne diseasesLars Eisen
Department of Microbiology, Immunology, and Pathology, Colorado State University, Fort Collins, Colorado 80523, USA
Annu Rev Entomol 56:41-61. 2011..We see great potential for the use of new technologies and approaches to more effectively target limited surveillance, prevention, and control resources and to reduce vector-borne and other infectious diseases... - Multi-disease data management system platform for vector-borne diseasesLars Eisen
Colorado State University, Fort Collins, Colorado, United States of America
PLoS Negl Trop Dis 5:e1016. 2011.... - Spatial risk assessments based on vector-borne disease epidemiologic data: importance of scale for West Nile virus disease in ColoradoAnna M Winters
Division of Vector Borne Infectious Diseases, National Center for Vector Borne, Zoonotic and Enteric Diseases, Centers for Disease Control and Prevention, Fort Collins, Colorado, USA
Am J Trop Med Hyg 82:945-53. 2010..We discuss how these findings impact on practices to develop spatial epidemiologic data for vector-borne diseases and present data to stakeholders... - A spatial model of shared risk for plague and hantavirus pulmonary syndrome in the southwestern United StatesRebecca J Eisen
Division of Vector Borne Infectious Diseases, National Center for Vector Borne, Zoonotic and Enteric Diseases, Centers for Disease Control and Prevention, Fort Collins, CO 80522, USA
Am J Trop Med Hyg 77:999-1004. 2007..88). Increased risk for both diseases occurred for approximately 37% of the coverage area... - Predictive spatial models for risk of West Nile virus exposure in eastern and western ColoradoAnna M Winters
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado 80523 1690, USA
Am J Trop Med Hyg 79:581-90. 2008.... - Seasonal patterns for entomological measures of risk for exposure to Culex vectors and West Nile virus in relation to human disease cases in northeastern ColoradoBethany G Bolling
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Med Entomol 46:1519-31. 2009..tarsalis females and the vector index for infected females were strongly associated with weekly numbers of WNV disease cases with onset 4-7 wk later (female abundance) or 1-2 wk later (vector index)... - Spatial modeling of human risk of exposure to vector-borne pathogens based on epidemiological versus arthropod vector dataRebecca J Eisen
Division of Vector Borne Infectious Diseases, Centers for Disease Control and Prevention, 3150 Rampart Rd, Fort Collins, CO 80522, USA
J Med Entomol 45:181-92. 2008.... - Combining mosquito vector and human disease data for improved assessment of spatial West Nile virus disease riskAnna M Winters
Department of Microbiology, Immunology, and Pathology, Colorado State University, Fort Collins, Colorado 80523, USA
Am J Trop Med Hyg 78:654-65. 2008..The entomological risk model performed well when applied to the western, mountainous part of Colorado and validated against epidemiologic data... - Use of Google Earth to strengthen public health capacity and facilitate management of vector-borne diseases in resource-poor environmentsSaul Lozano-Fuentes
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO, United States of America
Bull World Health Organ 86:718-25. 2008.... - Predicting density of Ixodes pacificus nymphs in dense woodlands in Mendocino County, California, based on geographic information systems and remote sensing versus field-derived dataRebecca J Eisen
Division of Vector Borne Infectious Diseases, Centers for Disease Control and Prevention, Fort Collins, Colorado 80522, USA
Am J Trop Med Hyg 74:632-40. 2006..Furthermore, high-risk areas (> 10.5 nymphs per 100 m(2); 1.7% of the county) tended to cluster in the central interior and most heavily populated region of Mendocino County, but were rare in the proximity of coastal population centers... - Indicators for elevated risk of human exposure to host-seeking adults of the Rocky Mountain wood tick (Dermacentor andersoni) in ColoradoLars Eisen
Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO 80523, USA
J Vector Ecol 33:117-28. 2008..andersoni and its associated pathogens... - Studies of vector competency and efficiency of North American fleas for Yersinia pestis: state of the field and future research needsRebecca J Eisen
Bacterial Diseases Branch, Division of Vector Borne Infectious Diseases, National Center for Zoonotic, Enteric and Vector Borne Diseases, Centers for Disease Control and Prevention, 3150 Rampart Rd, Fort Collins, CO 80522, USA
J Med Entomol 46:737-44. 2009..pestis... - Ecoepidemiology of tularemia in the southcentral United StatesRebecca J Eisen
Division of Vector Borne Infectious Diseases, National Center for Zoonotic, Vector Borne, and Enteric Diseases, Centers for Disease Control and Prevention, Fort Collins, Colorado 80522, USA
Am J Trop Med Hyg 78:586-94. 2008..The study shows the potential for research on tularemia ecoepidemiology and highlights the need for further modeling efforts based on acarologic data and more fine-scale point or zip code/census tract epidemiologic data... - Spatial risk models for human plague in the West Nile region of UgandaAnna M Winters
Division of Vector Borne Infectious Diseases, National Center for Vector Borne, Zoonotic and Enteric Diseases, Centers for Disease Control and Prevention, Fort Collins, Colorado 80522, USA
Am J Trop Med Hyg 80:1014-22. 2009.... - Relative importance of lizards and mammals as hosts for ixodid ticks in northern CaliforniaLeslie Casher
Department of Environmental Science, Policy and Management, University of California, Berkeley 94720, USA
Exp Appl Acarol 26:127-43. 2002..In conclusion, the western fence lizard was more heavily utilized by I. pacificus immatures, especially nymphs, than were rodents... - Spatial patterns of Lyme disease risk in California based on disease incidence data and modeling of vector-tick exposureRebecca J Eisen
Department of Environmental Science, Policy and Management, University of California, Berkeley, CA 94720, USA
Am J Trop Med Hyg 75:669-76. 2006.... - Vector competence of Ixodes pacificus and I. spinipalpis (Acari: Ixodidae), and reservoir competence of the dusky-footed woodrat (Neotoma fuscipes) and the deer mouse (Peromyscus maniculatus), for Borrelia bissettiiLars Eisen
Department of Environmental Science, Policy and Management, University of California, Berkeley, CA 94720, USA
J Med Entomol 40:311-20. 2003..pacificus are efficient experimental vectors of B. bissettii. However, the reluctance of I. pacificus nymphs to feed on certain rodents may limit its importance as an enzootic vector of B. burgdorferi sensu lato spirochetes... - Life stage-related differences in density of questing ticks and infection with Borrelia burgdorferi sensu lato within a single cohort of Ixodes pacificus (Acari: Ixodidae)Rebecca J Eisen
Division of Insect Biology, University of California, Berkeley, CA 94720, USA
J Med Entomol 41:768-73. 2004..burgdorferi s.l. spirochetes. This is the first study comparing both density of I. pacificus nymphs and adults and prevalence of infection with B. burdorferi s.l in these ticks within the same generational cohort and sampling area... - Habitat-related variation in infestation of lizards and rodents with Ixodes ticks in dense woodlands in Mendocino County, CaliforniaRebecca J Eisen
Department of Environmental Science, Policy, and Management, University of California, Berkeley, CA 94720, USA
Exp Appl Acarol 33:215-33. 2004..burgdorferi s.l. (I. angustus and I. spinipalpis) were recorded from rodents in three of six oak woodland areas, two of five oak/Douglas fir woodland areas, and two of three redwood/tanoak woodland areas... - Remote sensing (normalized difference vegetation index) classification of risk versus minimal risk habitats for human exposure to Ixodes pacificus (Acari: Ixodidae) nymphs in Mendocino County, CaliforniaRebecca J Eisen
Division of Insect Biology, University of California, Berkeley, CA 94720, USA
J Med Entomol 42:75-81. 2005..In conclusion, our model successfully used remotely sensed data as a predictor of habitats where humans are at risk for Lyme disease in the far-western United States... - The roles of birds, lizards, and rodents as hosts for the western black-legged tick Ixodes pacificusLars Eisen
University of California Hopland Research and Extension Center, Hopland, CA 95449, USA
J Vector Ecol 29:295-308. 2004..pacificus larvae and nymphs and commonly utilized dense woodland habitats... - Western gray squirrel (Rodentia: Sciuridae): a primary reservoir host of Borrelia burgdorferi in Californian oak woodlands?Robert S Lane
Division of Insect Biology, Department of Environmental Science, Policy and Management, University of California, Berkeley, CA 94720, USA
J Med Entomol 42:388-96. 2005..burgdorferi s.s. in certain types of woodlands. The findings with respect to A. phagocytophilum, although of less certain significance, suggest that S. griseus could serve as a secondary host of this rickettsia... - Detection of a Borrelia miyamotoi sensu lato relapsing-fever group spirochete from Ixodes pacificus in CaliforniaJeomhee Mun
Division of Insect Biology, 201 Wellman Hall, University of California, Berkeley, CA 94720 3112, USA
J Med Entomol 43:120-3. 2006..Phylogenetic analysis based on these two genes revealed that the borreliae detected in these ticks belong to the relapsing-fever group and that these are closely related to, if not identical with, B. miyamotoi... - Prevention of tick-borne diseasesJoseph Piesman
Division of Vector Borne Infectious Diseases, Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, Fort Collins, CO 80522, USA
Annu Rev Entomol 53:323-43. 2008..Both new approaches to tick and pathogen control and novel ways of translating research findings into practical control measures are needed to prevent tick-borne diseases in the twenty-first century... - Host usage and seasonal activity patterns of Ixodes kingi and I. sculptus (Acari: Ixodidae) nymphs in a Colorado prairie landscape, with a summary of published North American host records for all life stagesDaniel J Salkeld
Department of Biological Science, California State University, Fullerton, CA 92834, USA
J Vector Ecol 31:168-80. 2006..The potential roles of I. kingi and I. sculptus as enzootic vectors of human pathogens, particularly the agents of tularemia (Francisella tularensis), Q fever (Coxiella burnetii), and Colorado tick fever (CTF virus), are discussed...