| the prevalence of serum antibodies to toxoplasma gondii in ontario mammals. | the prevalence of seropositive reactions to toxoplasma gondii was studied in farm animals, companion animals, wild rodents and birds. of the animals tested, 17% of cattle, 65% of sheep, 45% of pigs, 9% of horses, 33% of dogs and 20% of cats were seropositive by the sabin-feldman dye test. in addition 11% of mice (mus musculus), 5% of deer mice (peromyscus), 3% of rats (rattus norvegicus) and less than 2% of sparrows (passer domestcus) were seropositive. all samples from short-tailed field mice ( ... | 1978 | 667705 |
| eimeria zapi sp. n. from the meadow jumping mouse, zapus hudsonius zimmerman in southwestern michigan. | four of 5 meadow jumping mice (zapus hudsonius) captured had in their feces a previously undescribed species of eimeria which is named eimeria zapi sp. n. the sporulated oocysts measured 21.7 (19.5-24.0) x 20.3 (17.5-23.0) micrometer. the single-layered oocyst wall was 1.5 micrometer thick, rough, pitted and appeared clear-to-amber. usually 2 polar granules could be seen. an oocyst residuum was not observed. each sporocyst averaged 16.0 (12.5-18.0) x 9.7 (7.5-11.5)micrometer. a substiedal body w ... | 1977 | 915841 |
| regulation of liver metabolism by enzyme phosphorylation during mammalian hibernation. | kinetic properties of regulatory enzymes of glycolysis in liver of the mouse, zapus hudsonius, were modified during hibernation, the probable mechanism being covalent modification. liver glycogen phosphorylase activity was strongly depressed during both short (less than 24 h) and long (5-8 days) term hibernation, the mechanism involving a decrease in both the percentage of enzyme in the active a form and the total amount (a + b) of enzyme expressed. phosphofructokinase showed kinetic changes (a ... | 1987 | 2948958 |
| a small-scale survey of hantavirus in mammals from indiana. | in order to determine if hantaviruses were present in mice and other small mammals in indiana (usa), small mammals were trapped in brown, laporte, tippecanoe and whitley counties. sixty-seven small mammals were trapped during august and september 1994. sixty-three peromyscus leucopus, one microtus pennsylvanicus, one zapus hudsonius and two blarina brevicauda were captured and tested for hantaviruses. six p. leucopus were found to have antibody to sin nombre virus (sn) by igg elisa, and a 139 bp ... | 1997 | 9391967 |
| ticks and antibodies to borrelia burgdorferi from mammals at cape hatteras, nc and assateague island, md and va. | results of a survey for ixodid ticks and/or serum antibodies to borrelia burgdorferi from 14 species of small to large mammals from eastern coastal areas of the united states are presented. most samples were obtained from july 1987 through june 1989 (excluding december-march) at 3 locales: assateague is. national seashore, worcester co., md., and accomack co., va. (approximately 38 degrees 05' n 75 degrees 10' w), and cape hatteras national seashore, dare co., nc (approximately 35 degrees 30' n ... | 1999 | 10534951 |
| molecular characterization of borrelia spp. isolates from greater metropolitan chicago reveals the presence of borrelia bissettii. preliminary report. | lyme disease in the us is concentrated in three endemic areas: the northeast, the upper mid-west, and the pacific coast. in the mid-west, the range of lyme disease has expanded to include large parts of wisconsin and minnesota. despite its proximity to the mid-western focus, illinois, so far, has not been considered an endemic area. however, more recent data suggest that this situation may be changing. also, the extent of borrelial diversity in the mid-west remains largely unexplored. here, we p ... | 2000 | 11075925 |
| grey flesh fly (wohlfahrtia vigil) parasitism of a preble's meadow jumping mouse (zapus hudsonius preblei). | a preble's meadow jumping mouse (zapus hudsonius preblei) parasitized by five grey flesh fly (wohlfahrtia vigil) larvae was discovered at the united states air force academy in colorado springs, colorado (usa), in june 1998. this is the first documented case of grey flesh fly parasitism of jumping mice (family dipodidae). the lesion was approximately 6 mm wide and was partially hidden under a mat of wet fur. myiasis was found in one (0.7%) of 146 jumping mice captured at the academy in 1998. the ... | 2002 | 12238379 |
| effects of carbaryl-treated bait on maternal behavior and sprint performance in the meadow jumping mouse, zapus hudsonius. | | 2003 | 12945839 |
| chemical and biological assessment of an urban, estuarine marsh in northeastern new jersey usa. | oritani marsh in the hackensack meadowlands of urbanized northeastern new jersey usa was assessed in 2000 for vegetation, soil/sediment chemistry, abundance/diversity of benthic invertebrates, and bird and mammal usage. vegetatively, both marsh and uplands are dominated by tall, dense phragmites australis. small patches (less than 2 hectares total) dominated by spartina spp. were found at the lowest elevations. soil/sediment cores were sliced into 5 intervals and analyzed for metals, pesticides ... | 2007 | 17058019 |
| comprehensive genetic analyses reveal evolutionary distinction of a mouse (zapus hudsonius preblei) proposed for delisting from the us endangered species act. | zapus hudsonius preblei, listed as threatened under the us endangered species act (esa), is one of 12 recognized subspecies of meadow jumping mice found in north america. recent morphometric and phylogenetic comparisons among z. h. preblei and neighbouring conspecifics questioned the taxonomic status of selected subspecies, resulting in a proposal to delist the z. h. preblei from the esa. we present additional analyses of the phylogeographic structure within z. hudsonius that calls into question ... | 2006 | 17107469 |
| effects of disturbance on small mammal community structure in the new jersey pinelands, usa. | we compared small mammal community composition among undisturbed habitats and habitats disturbed by military operations on warren grove gunnery range (wgr) in the new jersey pinelands. wgr is one of the largest tracts of protected land within this globally rare ecosystem. disturbance in the form of fire, mowing, soil disruption and logging has had a large effect on small mammal occurrence and distribution. of the 14 small mammal species that occur in the pinelands, 9 live on wgr, including large ... | 2012 | 22405445 |
| variation in phenology of hibernation and reproduction in the endangered new mexico meadow jumping mouse (zapus hudsonius luteus). | hibernation is a key life history feature that can impact many other crucial aspects of a species' biology, such as its survival and reproduction. i examined the timing of hibernation and reproduction in the federally endangered new mexico meadow jumping mouse (zapus hudsonius luteus), which occurs across a broad range of latitudes and elevations in the american southwest. data from museum specimens and field studies supported predictions for later emergence and shorter active intervals in monta ... | 2015 | 26290794 |
| the importance of an evolutionary perspective in conservation policy planning. | prioritization of taxa for conservation must rest on a foundation of correctly identified species boundaries, enhanced by an understanding of evolutionary history and phylogenetic relationships. therefore, we can incorporate both evolutionary and ecological processes into efforts to sustain biodiversity. in this issue of molecular ecology, malaney & cook (2013) highlight the critical value of an evolutionary biogeographical approach, combining multilocus phylogeography with climatic niche modell ... | 2013 | 24138133 |
| using biogeographical history to inform conservation: the case of preble's meadow jumping mouse. | the last pleistocene deglaciation shaped temperate and boreal communities in north america. rapid northward expansion into high latitudes created distinctive spatial genetic patterns within species that include closely related groups of populations that are now widely spread across latitudes, while longitudinally adjacent populations, especially those near the southern periphery, often are distinctive due to long-term disjunction. across a spatial expanse that includes both recently colonized an ... | 2013 | 24112356 |
| rodent species as possible reservoirs of borrelia burgdorferi in a prairie ecosystem. | lyme borreliosis is the most commonly reported vector-borne disease in the united states and europe. it is caused by a group of spirochete bacteria belonging to the borrelia burgdorferi sensu lato complex. these pathogens are transmitted among vertebrate reservoir hosts through the bite of hard-bodied ticks. while the enzootic cycle of borrelia transmission is well understood in its primary reservoir, the white-footed mouse, peromyscus leucopus, far less is known about other reservoir hosts, par ... | 2019 | 31248821 |
| nesting box imager: contact-free, real-time measurement of activity, surface body temperature, and respiratory rate applied to hibernating mouse models. | noncontact methods to measure animal activity and physiology are necessary to monitor undisturbed states such as hibernation. although some noncontact measurement systems are commercially available, they are often incompatible with realistic habitats, which feature freely moving animals in small, cluttered environments. a growing market of single-board computers, microcontrollers, and inexpensive sensors has made it possible to assemble bespoke integrated sensor systems at significantly lower pr ... | 2019 | 31339883 |
| cutaneous dermatophilosis in a meadow jumping mouse (zapus hudsonius). | a laboratory-housed, wild-caught, subadult, male meadow jumping mouse (zapus hudsonius) presented with extensive scaling of the face, limbs, and tail and severe edema of the paws. postmortem examination revealed marked distal limb edema with focal digital hematomas and white scales, scabs, and crusts affecting the majority of nonhaired skin. histopathologic analysis revealed severe, multifocal, chronic-active exudative and proliferative dermatitis characterized by multilaminated crusts covering ... | 2018 | 29460718 |