| prevalence of dirofilaria immitis and dipetalonema reconditum in greyhounds. | blood samples from 331 greyhounds in the hunter valley and nearby coastal areas of new south wales were examined for microfilariae using a filtration technique. species were identified by histochemical staining; 10.9% of the greyhounds were infected with dirofilaria immitis and 3.6% with dipetalonema reconditum. the prevalence of infection of both species was significantly greater in summer than in winter (p = less than 0.05). infection with d. immitis was correlated with differences in age, sex ... | 1985 | 3842800 |