Research theme for competitive and other funds (4)：
2010 - 2013 The role of Chlamydia psittaci polymorphic membrane proteins (pmp) in its pathogenesis and in determination of host range.
2008 - 2009 Molecular and cellular biological studies on diversity of inclusion bodies and pathogenesis of Chlamydophila psittaci.
2005 - Pathogenesis of Chlamydial Infection
2005 - Diagnosis of Chlamydial Infection
Appiah-Kwarteng C, Saito T, Toda N, Kitoh K, Nishikawa Y, Adenyo C, Kayang B, Owusu EO, Ohya K, Inoue-Murayama M, Kawahara F, Nagamune K, Takashima Y. Native SAG1 in Toxoplasma gondii lysates is superior to recombinant SAG1 for serodiagnosis of T. gondii infections in chickens. Parasitology international. 2019. 69. 114-120
Komatsu T, Ohya K, Sawai K, Odoi JO, Otsu K, Ota A, Ito T, Kawai M, Maruyama F. Draft genome sequences of Mycolicibacterium peregrinum isolated from a pig with lymphadenitis and from soil on the same Japanese pig farm. BMC research notes. 2019. 12. 1. 341
Ito T, Sawai K, Kawai M, Nozaki K, Otsu K, Fukushi H, Ohya K, Maruyama F. Draft Genome Sequences of Mycolicibacter senuensis Isolate GF74 and Mycobacterium colombiense Isolates GF28 and GF76 from a Swine Farm in Japan. Microbiology resource announcements. 2018. 7. 10
Okubo T, Yossapol M, Maruyama F, Wampande EM, Kakooza S, Ohya K, Tsuchida S, Asai T, Kabasa JD, Ushida K. Phenotypic and genotypic analyses of antimicrobial-resistant bacteria in livestock in Uganda. Transboundary and emerging diseases. 2018. 66. 1. 317-326
Ito T, Maruyama F, Sawai K, Nozaki K, Otsu K, Ohya K. Draft Genome Sequence of Mycobacterium virginiense Strain GF75, Isolated from the Mud of a Swine Farm in Japan. Genome announcements. 2018. 6. 17