2016 - 2019 Identification of anti-HIV immunity information from Asia, and its application to international HIV vaccine development.
2015 - 2018 Over the IGRAs-analysis of Tuberculosis specific CD4+T cells
2014 - 2018 Evaluation of the risk of infectious/immunity-related diseases conferred by genetic polymorphisms in the HLA system
2011 - 2014 Molecular Epidemiology of HPV and HBV in men who have sex with men in South East Asia
2010 - 2012 Investigation of change in HIV-1 replication capacityover the epidemic
2009 - 2011 Impacts of Congenital Infections : A Birth Cohort Study in a Mid Southern Region in Vietnam
2007 - 2008 Effecth of persistent viral infection with no or minimal pathogenicity on AIDS patients in Northern Thailand
2006 - 2008 Host gene polymorphisms associated with HIV-transmission and AIDS-progression among HIV-1-infected individuals in northern Thailand
2005 - 2008 Social network and role of public sector related to care for AIDS orphans
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Papers (253):
Bhim Gopal Dhoubhadel, Ikumi Sawada, Dhruba Shrestha, Yoshifumi Fukuya, Ganendra Bhakta Raya, Eric Ipyn Nébié, Yumiko Hayashi, Rasila Pasakhala, Motoi Suzuki, Konosuke Morimoto, et al. A description of a pre-emptive typhoid Vi capsular polysaccharide vaccination campaign after the 2015 earthquake in Nepal and vaccine effectiveness evaluation. Tropical medicine and health. 2024. 52. 1. 14-14
Takeshi Arashiro, Maki Miwa, Hidenori Nakagawa, Junpei Takamatsu, Kunihiro Oba, Satoshi Fujimi, Hitoshi Kikuchi, Takamasa Iwasawa, Fumiko Kanbe, Keisuke Oyama, et al. COVID-19 vaccine effectiveness against severe COVID-19 requiring oxygen therapy, invasive mechanical ventilation, and death in Japan: A multicenter case-control study (MOTIVATE study). Vaccine. 2023
Takeshi Arashiro, Yuzo Arima, Jin Kuramochi, Hirokazu Muraoka, Akihiro Sato, Kumi Chubachi, Kunihiro Oba, Atsushi Yanai, Hiroko Arioka, Yuki Uehara, et al. Immune escape and waning immunity of COVID-19 monovalent mRNA vaccines against symptomatic infection with BA.1/BA.2 and BA.5 in Japan. Vaccine. 2023