Osaka University
Graduate School of Medicine, Division of Health Sciences
Research field (4)：
Gerontological and community health nursing
, Hygiene and public health (non-laboratory)
, Hygiene and public health (laboratory)
, Healthcare management, medical sociology
Research keywords (2)：
行動遺伝学
, 双生児研究
Research theme for competitive and other funds (12)：
2017 - 2023 Research for constituents of microbiome in twins
2019 - 2022 Frailty on the Genetic and Environmental Factors in a twin study
2016 - 2019 Evidence for Physical Activity based on the Genetic and Environmental Factors -by Twin Research and International Comparative Research -
2016 - 2019 Twin studies on Tojikomori syndrome in Japanese elderly
2016 - 2019 Relationship between fecal microbiome and lifestyle-related diseases using twin study
2016 - 2019 Twin study for genetic and environmental influence on osteoporosis: Japan and international comparison
2014 - 2016 Comparative study of elderly twin data from Japanese and Northern European countries: building a healthy and logevity society
2011 - 2015 Longitudinal twin study of work and life environmental factors affecting psychosomatic symptoms of nurses.
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Papers (19)：
Karri Silventoinen, Maarit Piirtola, Aline Jelenkovic, Reijo Sund, Adam D. Tarnoki, David L. Tarnoki, Emanuela Medda, Lorenza Nisticò, Virgilia Toccaceli, Chika Honda, et al. Smoking remains associated with education after controlling for social background and genetic factors in a study of 18 twin cohorts. Scientific Reports. 2022. 12. 1
Karri Silventoinen, Aline Jelenkovic, Reijo Sund, Antti Latvala, Chika Honda, Fujio Inui, Rie Tomizawa, Mikio Watanabe, Norio Sakai, Esther Rebato, et al. Genetic and environmental variation in educational attainment: an individual-based analysis of 28 twin cohorts. Scientific Reports. 2020. 10. 1. 12681-12681
Daisuke Matsumoto, Fujio Inui, Chika Honda, Rie Tomizawa, Mikio Watanabe, Karri Silventoinen, Norio Sakai. Heritability and Environmental Correlation of Phase Angle with Anthropometric Measurements: A Twin Study. International Journal of Environmental Research and Public Health. 2020. 17. 21. 7810-7810
Piirtola M, Jelenkovic A, Latvala A, Sund R, Honda C, Inui F, Watanabe M, Tomizawa R, Iwatani Y, Ordoñana JR, et al. Association of current and former smoking with body mass index: A study of smoking discordant twin pairs from 21 twin cohorts. PloS one. 2018. 13. 7. e0200140
Karri Silventoinen, Aline Jelenkovic, Antti Latvala, Reijo Sund, Yoshie Yokoyama, Vilhelmina Ullemar, Catarina Almqvist, Catherine A. Derom, Robert F. Vlietinck, Ruth J. F. Loos, et al. Education in Twins and Their Parents Across Birth Cohorts Over 100 years: An Individual-Level Pooled Analysis of 42-Twin Cohorts. TWIN RESEARCH AND HUMAN GENETICS. 2017. 20. 5. 395-405
Fujio Inui, Karri Silventoinen, Chika Honda, Rie Tomizawa, Daisuke Matsumoto, Kae Nakatani, Norio Sakai. No evidence was found for the influence of genetic effects on sleep duration in the Japanese population. BEHAVIOR GENETICS. 2019. 49. 6. 518-518
Rie Tomizawa, Chika Honda, Fujio Inui, Norio Sakai. Pulse pressure differences in Japanese twins: two wave study. BEHAVIOR GENETICS. 2019. 49. 6. 552-552
Chika Honda, Rie Tomizawa, Soichiro Saeki, Fujio Inui, Norio Sakai. Investigation of environmental influence on bone health among Japanese female twins. BEHAVIOR GENETICS. 2019. 49. 6. 520-520
No Evidence was Found for the Influence of Genetic Effects on Sleep Duration in the Japanese Population
(Behavior Genetics Association 49th Annual Meeting 2019)
自己効力感と疲労およびうつ症状の関連について
(日本双生児研究学会第32回学術講演会 2018)
Genetic and environmental associations between self-efficacy, fatigue and depression.
(Twins2017 (ISTS congress), Madrid 2017)
Genetic and environmental associations between self-efficacy and depressive symptoms in a Japanese population.
(The 16th International Congress on Twin Studies 2016 2016)
Sense of Coherence and subjective well-beings in middle aged population
(The 15th International Congress on Twin Studies. 2014 2014)
