Sentences with phrase «testing our animals originated»

Not exact matches

Diagnosis of canine dirofilariosis in animals which originate from a low - endemic region is difficult for 3 main reasons: 1) possible absence of circulating microfilariae (occult disease), 2) high frequency of a low number of adults, which in turn produces false negative results, using either ELISA or latex agglutination test, 3) possible false sero - positive results, due to cross-reaction with adult antigens of Dirofilaria (Nochtiella) repens (Schrey, 1996), the agent of subcutaneous dirofilariasis causing chronic pruritic dermatitis in dogs (Tarello, 1999).

«The hope is that by trapping and testing animals caught at Willard Intermediate School and El Sol Science and Arts Academy, officials will be able to determine if a recent case of typhus — the first in Santa Ana this year — originated in the community.