Publications by authors named "Yushi Koshida"

Tsushima leopard cats (TLC; ) only inhabit Tsushima Island, Nagasaki, Japan and are critically endangered and threatened by infectious diseases. The feline foamy virus (FFV) is widely endemic in domestic cats. Therefore, its transmission from domestic cats to TLCs may threaten the TLC population.

View Article and Find Full Text PDF
Article Synopsis
  • - The study aimed to determine the presence of severe fever with thrombocytopenia syndrome (SFTS) virus in various wild and companion animals on Tsushima Island, Japan, using specific tests on a total of 534 animals.
  • - Results showed that a small percentage of animals tested positive for antibodies against the virus: 1.8% of wild boars, 2.4% of dogs, 2.2% of domestic cats, and significantly, 16.7% of Tsushima leopard cats, with most positives occurring after 2019 in the southern area of the island.
  • - The findings suggest that SFTSV is circulating in a limited region of Tsushima Island, highlighting the need for protective measures
View Article and Find Full Text PDF

gammaherpesvirus 1 (FcaGHV1) is a widely endemic infection of domestic cats. Current epidemiological data identify domestic cats as the sole natural host for FcaGHV1. The Tsushima leopard cat (TLC; is a critically endangered species that lives only on Tsushima Island, Nagasaki, Japan.

View Article and Find Full Text PDF

The Tsushima leopard cat (TLC) Prionailurus bengalensis euptilurus, a subspecies of P. bengalensis, is designated a National Natural Monument of Japan, and lives only on Tsushima Island, Nagasaki Prefecture, Japan. TLCs are threatened by various infectious diseases.

View Article and Find Full Text PDF

To identify the incidence of Babesia gibsoni (B. gibsoni) in Aomori Prefecture, northeastern Japan, dogs with acute B. gibsoni infection were investigated at the Animal Teaching Hospital, Kitasato University, between April 2002 and March 2003.

View Article and Find Full Text PDF

The therapeutic efficacy of atovaquone against Babesia gibsoni was examined in three dogs experimentally infected with B. gibsoni isolated from naturally infected dogs in Aomori Prefecture, Japan. Once parasitemia reached 10%, atovaquone was administered orally (30 mg/kg twice daily for 7 days).

View Article and Find Full Text PDF