acute toxoplasmosis in three wild arctic foxes (alopex lagopus) from svalbard; one with co-infections of salmonella enteritidis pt1 and yersinia pseudotuberculosis serotype 2b.acute disseminated toxoplasmosis was diagnosed in three wild arctic foxes (alopex lagopus) that were found dead in the same locality on svalbard (norway). the animals included one adult female and two 4-months-old pups. the adult fox was severely jaundiced. necropsy revealed multifocal, acute, necrotizing hepatitis, acute interstitial pneumonia, and scattered foci of brain gliosis, often associated with toxoplasma tachyzoites. one pup also had toxoplasma-associated meningitis. in addition, the l ...200515563924
necrotizing encephalitis of unknown cause in fennoscandian arctic foxes (alopex lagopus).a neurologic disease affected a colony of endangered fennoscandian arctic foxes (alopex lagopus) kept in captivity for breeding purposes. several outbreaks of disease occurred between 1994 and 2004. the clinical signs included ataxia, indications of anosmia, blindness, and abnormal behavior. the disease was characterized by severe necrotizing encephalitis affecting mostly the cranial cerebrum, basal ganglia, and olfactory bulbs. investigations to identify the etiology of the disease included tes ...200717459845
serosurvey for canine distemper virus, canine adenovirus, leptospira interrogans, and toxoplasma gondii in free-ranging canids in scandinavia and svalbard.prevalence of antibodies reactive to canine distemper virus (cdv), canine adenovirus type 1 (cav-1), leptospira interrogans serovars canicola and icterohaemorrhagiae, and toxoplasma gondii were examined in free-ranging scandinavian canids. sampling included 275 red foxes (vulpes vulpes) from mainland norway, 60 arctic foxes (vulpes lagopus) from the high-arctic islands of svalbard, and 98 wolves (canis lupus) from the joint swedish-norwegian population. methods used included virus neutralization ...201020688639
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