What's the difference between muskrat and rodent?

Muskrat


Definition:

  • (n.) A North American aquatic fur-bearing rodent (Fiber zibethicus). It resembles a rat in color and having a long scaly tail, but the tail is compressed, the bind feet are webbed, and the ears are concealed in the fur. It has scent glands which secrete a substance having a strong odor of musk. Called also musquash, musk beaver, and ondatra.
  • (n.) The musk shrew.
  • (n.) The desman.

Example Sentences:

  • (1) Respiration was disrupted and bradycardia induced in anesthetized muskrats by stimulating the nasal cavity with a stream of either water or various concentrations of ammonia vapors.
  • (2) A total of 189 muskrat fecal samples were surveyed for Campylobacter and Giardia species.
  • (3) Genetic relationships were reported for Chlamydia psittaci derived from psittacine birds, pigeons, turkeys, humans, cats, muskrats, cattle, and sheep and for C. trachomatis, including representative strains of the three biovars, through physical analysis of genomic DNA including DNA fingerprinting with restriction endonuclease SalI, DNA-DNA hybridization in solution with S1 nuclease, and Southern analysis with genomic DNA probes.
  • (4) Glucose uptake (amount removed from the perfusion fluid) was 3 times greater in the muskrat hearts than in the guinea pig heart.
  • (5) (Ryan, Wyand & Nielsen, 1982) from the skeletal muscles of the muskrat Ondatra zibethica in North America.
  • (6) The prevalence of Giardia infection in juvenile and adult live-trapped muskrats was similar (92.5 and 94.4%, respectively), but the prevalence in juvenile live-trapped beavers (23.2%) was significantly greater than that seen in the adult animals (12.6%).
  • (7) A high infection rate of muskrat with the trematode Q. quinqueserialis was recorded in Pribaikalje.
  • (8) However, because natal dispersal in muskrats is male biased, it is unlikely that two brothers would associate with the same female.
  • (9) From the comparison of the sequence with those of other mammalian species we found that Spalax diverged from the myomorph rodent branch before the divergence of the Muridae (mouse, rat) from the Cricetidae (hamster, muskrat).
  • (10) Our data shows mature muskrats have relatively uniform craniometric dimensions promoting their use for stereotaxic placements in their brains.
  • (11) The receptor density was about 40% greater in the guinea pig heart than in the muskrat heart.
  • (12) But this function of muskrat was weaker than that of musk.
  • (13) Microsporida similar morphologically to Encephalitozoon cuniculi were found in granulomatous foci in the brain of 5 of 29 wild-caught muskrats (Ondatra zibethica) held in captivity for various periods of time, but not in any of 36 free-living muskrats examined.
  • (14) Specific antibodies were found in 11.8% of 127 sera of muskrats trapped form the wild in Saskatchewan, the Canadian Arctic, and Wisconsin.
  • (15) Chlamydia psittaci (strain M56, the agent of epizootic chlamydiosis of muskrats and hares) was highly lethal for the snowshoe hare (Lepus americans) following intravenous inoculation, whereas the agent was much less virulent for cottontail (Sylvilagus floridanus) and albino domestic rabbits (Oryctolagus cuniculus).
  • (16) Agents lethal to chicken embryos and mice were isolated from the blood and spleen of 2 muskrats and 2 snowshoe hares which died during the cataclysmic die-off of 1961 in Central Saskatchewan.
  • (17) Similarities in the pathology and epizootiology of Tyzzer's and Errington's diseases of muskrats support an hypothesis that these diseases are a single entity.
  • (18) Antibody positive rodents included muskrats, Ondatra zebethica, (11%), Rattus spp.
  • (19) The similarity between both ribonucleases was used to confirm a few less certain parts of the muskrat RNase sequence.
  • (20) Of 220 muskrat fecal specimens collected from 12 sites in southwestern New Jersey, 154 (70%) were found to contain cysts of the protozoan parasite Giardia spp.

Rodent


Definition:

  • (v. t.) Gnawing; biting; corroding; (Med.) applied to a destructive variety of cancer or ulcer.
  • (v. t.) Gnawing.
  • (v. t.) Of or pertaining to the Rodentia.
  • (n.) One of the Rodentia.

Example Sentences:

  • (1) Intoxicating concentrations of ethanol also inhibit excitatory synaptic transmission mediated by N-methyl-D-aspartate receptors in hippocampal slices from adult rodents.
  • (2) This is the first clear example of activation of the K-ras gene by ethylating agents in a rodent lung tumor system.
  • (3) The relatively high incidence of nephroblastoma in the Nb rat using transplacentally administered ENU appears to represent a suitable basis for developing a rodent model of human nephroblastoma or Wilms' tumor.
  • (4) Male Sprague Dawley rats either trained (T, N = 9) for 11 wk on a rodent treadmill, remained sedentary, and were fed ad libitum (S, N = 8) or remained sedentary and were food restricted (pair fed, PF, N = 8) so that final body weights were similar to T. After training, T had significantly higher red gastrocnemius muscle citrate synthase activity compared with S and PF.
  • (5) This model of protective immunity in a Brugia-susceptible small rodent may provide a useful system for identification of molecularly defined filarial-protective immunogens.
  • (6) The receptor pattern observed in tumors does not support the hypothesis previously raised in the case of chemically induced colonic tumors in rodents.
  • (7) It is concluded that these rodent studies do not implicate any specific inhalational anesthetic agent in fetal toxicity, and that the effects of additional factors, such as stress, must be considered.
  • (8) In the course of routinely performed subchronic toxicity studies with laboratory rodents, functional neurotoxicity, i.e.
  • (9) Particularly striking is the distribution of CpG dinucleotides within human and rodent APRT genes.
  • (10) There was less of an increase following a blood meal infected with the rodent malaria parasite, Plasmodium berghei.
  • (11) An analysis of 54 protein sequences from humans and rodents (mice or rats), with the chicken as an outgroup, indicates that, from the common ancestor of primates and rodents, 35 of the proteins have evolved faster in the lineage to mouse or rat (rodent lineage) whereas only 12 proteins have evolved faster in the lineage to humans (human lineage).
  • (12) The differences in immunoreactivity between rodent and human amyloid plaques are consistent with other findings showing that cellular genes, not infectious purified prions, encode PrP.
  • (13) These products, as well as several synthetic intermediates, were evaluated for antifilarial activity against Molinema dessetae either in vivo in its natural host, the rodent Proechimys oris, or in vitro by a new test using cultures of the infective larvae.
  • (14) An increased neuronal activity was obtained by exercising the rats in a commercial rodent treadmill a couple of hours per day for 14 days.
  • (15) In a series of experiments we found that 1) growth rates of hamsters offered the Lyric diet alone or in conjunction with the standard rodent diet exceeded those of hamsters offered only the standard rodent diet.
  • (16) A model system of exfoliated normal human cervicovaginal squamous cells, exfoliated rodent tumor cells, and acellular, viscous, mucuslike material was used to investigate cell deposition on smear preparations made with three different instruments: plastic spatulas, wooden spatulas, and brush-tipped collectors.
  • (17) With repeated administrations, rodents become increasingly sensitive to the stimulant properties of amphetamine, a phenomenon termed sensitization.
  • (18) Although the overall rate of thymidine incorporation was lower than that for rodent cells, human hepatocytes were sensitive to lower concentrations of these growth factors, and the degree of stimulation was similar.
  • (19) Daily cocaine injection into rodents produces a progressive increase in the motor stimulant effect of acute cocaine administration.
  • (20) Since PEG-1000 treatment of HPRT- Chinese hamster cells in the absence of human cells yielded no HPRT+ cells, it is concluded that the element responsible for the restoration of rodent HPRT was contributed by the human cells and not by the agent employed to promote fusion.

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