Enzootic bovine leucosis is an infectious disease of cattle caused by the bovine leukemia virus that results in lymphoma within target tissues. Cattle might demonstrate four clinicopathological age-related manifestations of the disease: juvenile, adult, thymic, and cutaneous form. This article describes the unusual manifestation of this disease in a 4-yr-old cow. Regional lymph nodes were enlarged during clinic...
The RT-PCR technique was optimized and evaluated to detect the 5’ untranslated region of bovine viral diarrhea virus (BVDV) from clinical samples that consisted of blood serum and whole blood artificially contaminated with the NADL strain of BVDV. To optimization of technique, the following conditions were evaluated: i) two pairs of primers, 103 / 372 (WEINSTOCK et al., 2001) and 324 / 326 (VILCEK et al., 1994)...