研究キーワード (2件)：
epidemiology, surveillance, prevention, control, infectious disease, molecular, genomes, viral hepatitis, health services, public health
, 疫学、感染症、公衆衛生、肝炎、HBV、HCV、HAV、HEV、HDV、SARS-CoV-2、HIV
競争的資金等の研究課題 (3件)：
2024 - 2025 Validation on capability and effectiveness of Dried Blood Spot sampling tool for detection of total anti-HEV antibodies using in-house double antigen Sandwich ELISA
2023 - 2025 Prevalence and Genotype Distribution of HDV using in-house developed ELISA in both serum and dried blood spots samples of pregnant women and their newborns in Siem Reap, Cambodia
2021 - 2022 Molecular characterization, its mutation pattern and the molecular surveillance of SARS-CoV-2 in Hiroshima
論文 (46件)：
Ulugbek Khudayberdievich Mirzaev, Ko Ko, Bunthen E, Zayar Phyo, Chanroth Chhoung, Akuffo Golda Ataa, Aya Sugiyama, Tomoyuki Akita, Kazuaki Takahashi, Junko Tanaka. Epidemiological assessment of hepatitis E virus infection among 1565 pregnant women in Siem Reap, Cambodia using an in-house double antigen sandwich ELISA. Hepatology Research. 2024
Sok, Savoeun, Chhoung, Chanroth, Sun, Bunlorn, Ko, Ko, Sugiyama, Aya, Akita, Tomoyuki, Fukuma, Shingo, Tanaka, Junko. Knowledge of hepatitis B infection, hepatitis B vaccine, and vaccination status with its associated factors among healthcare workers in Kampot and Kep Provinces, Cambodia. BMC INFECTIOUS DISEASES. 2024. 24. 1
Mirzaev, Ulugbek Khudayberdievich, Ouoba, Serge, Ko, Ko, Phyo, Zayar, Chhoung, Chanroth, Ataa, Akuffo Golda, Sugiyama, Aya, Akita, Tomoyuki, Tanaka, Junko. Systematic review and meta-analysis of hepatitis E seroprevalence in Southeast Asia: a comprehensive assessment of epidemiological patterns. BMC INFECTIOUS DISEASES. 2024. 24. 1
Kanon Abe, Aya Sugiyama, Noriaki Ito, Kei Miwata, Yoshihiro Kitahara, Mafumi Okimoto, Ulugbek Mirzaev, Akemi Kurisu, Tomoyuki Akita, Ko Ko, et al. Variant-specific Symptoms After COVID-19: A Hospital-based Study in Hiroshima. Journal of Epidemiology. 2024. 34. 5. 238-246
Sugiyama, Aya, Takafuta, Toshiro, Sato, Tomoki, Kitahara, Yoshihiro, Yoshinaga, Yayoi, Abe, Kanon, Chanroth, Chhoung, Ataa, Akuffo Golda, Phyo, Zayar, Kurisu, Akemi, et al. Natural course of post-COVID symptoms in adults and children. SCIENTIFIC REPORTS. 2024. 14. 1
Seroprevalence of enteric hepatitis A and E viruses among general residents in Binh Thuan
(The Asian Pacific Association for the Study of Liver, Kyoto, Japan 2024)
Disease Burden of Viral Hepatitis B and C in 2020, Japan: with a view to elimination
(The Asian Pacific Association for the Study of the liver, Kyoto, Japan 2024)
Prevalence of Anti-HDV Among 67 HBsAg positive Pregnant Women in Siem Reap, Cambodia
(The Asian Pacific Association for the Study of Liver, Kyoto, Japan 2024)
HCV Transmission among Japan’s limited Risk Groups
(The Asian Pacific Association for the Study of Liver, Kyoto, Japan 2024)
HBV Vaccination Status and Associated Factors Among Healthcare Workers in Kampot and Kep, Cambodia
(The Asian Pacific Association for the Study of the liver, Kyoto, Japan 2024)
2024/03/29 - Hepatitis C Virus (HCV) Transmission among Japan's Limited Risk Groups the Presidential Award-The 33rd Annual Meeting of the Asian Pacific Association for the Study of the Liver President, APASL 2024 Kyoto-The Center of Hepatology The 33rd Annual Meeting of the Asian Pacific Association for the Study of the Liver
2022/09/02 - President, the Asian Pacific Association for the Study of the Liver (APASL) Oncology 2022 Takamatsu Investigator Award Sero-epidemiological study on HBV and HCV infection in elderly care facility staff and residents in Japan
2022/09/02 - President, the Asian Pacific Association for the Study of the Liver (APASL) Oncology 2022 Takamatsu Investigator Award The Prevalence of Hepatitis B Virus Infection among the Pregnant Women and Their Newborn Babies in Siem Reap Province, Cambodia
