| red deer (cervus elaphus) as a host for the cattle tick rhipicephalus microplus (acari: ixodidae) in yucatan, mexico. | rhipicephalus microplus is the most economically important cattle tick in the mexican tropics. wild ungulate species, including red deer (cervus elaphus), are gaining popularity in diversified livestock ranching operations in mexico. however, there is no information available on the susceptibility of red deer to infestation with the cattle tick, r. microplus, under hot, subhumid tropical conditions in mexico. biological data on r. microplus as an ectoparasite of cattle and red deer in a farm in ... | 2013 | 23423423 |
| the effect of management factors on the seroprevalence of anaplasma marginale in bos indicus cattle in the mexican tropics. | a cross-sectional study with a two-stage design and proportional distribution was carried out to determine the effect of management factors on the seroprevalence of anaplasma marginale in bos indicus cattle in the mexican tropics. serum was obtained from 384 cattle aged 1-2 years on 92 farms. the number of samples was proportionally distributed according to the number of farms in eastern yucatan. antibody activity against a. marginale was assessed using the card agglutination test. a primary scr ... | 2004 | 14998312 |
| use of multiplex polymerase chain reaction-based assay to conduct epidemiological studies on bovine hemoparasites in mexico. | a study was conducted to test the applicability of a polymerase chain reaction (pcr)-based approach for the simultaneous detection of the bovine hemoparasites babesia bigemina, b. bovis and anaplasma marginale. bovine blood samples from cattle ranches of a previously determined enzootic zone in the yucatan peninsula of mexico, were collected from peripheral blood and processed for pcr analysis. blood samples were subjected to dna amplification by placing an aliquot in a reaction tube containing ... | 1993 | 8134659 |