Development of genetic marker for artemisinin-resistant malaria: Field-genomics analysis
Project/Area Number |
26305015
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Partial Multi-year Fund |
Section | 海外学術 |
Research Field |
Parasitology (including sanitary zoology)
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Research Institution | Juntendo University |
Principal Investigator |
Mita Toshihiro 順天堂大学, 医学(系)研究科(研究院), 教授 (80318013)
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Co-Investigator(Kenkyū-buntansha) |
大橋 順 東京大学, 大学院理学系研究科(理学部), 准教授 (80301141)
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Project Period (FY) |
2014-04-01 – 2019-03-31
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Project Status |
Completed (Fiscal Year 2018)
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Budget Amount *help |
¥16,380,000 (Direct Cost: ¥12,600,000、Indirect Cost: ¥3,780,000)
Fiscal Year 2017: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2016: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2015: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2014: ¥6,110,000 (Direct Cost: ¥4,700,000、Indirect Cost: ¥1,410,000)
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Keywords | マラリア / アルテミシニン / 薬剤耐性 / 遺伝子マーカー / 早期診断 / 分子疫学 / 耐性進化 / K13 / Kelch13 / 分子マーカー / 耐性 |
Outline of Final Research Achievements |
The aim of this research is to develop genetic maker(s) that is useful for the containment strategy of resistant parasites. We achieved, 1) first identification of artemisinin-resistant parasites in Africa and identification of potential resistant marker, and 2) detection of malaria parasites harboring mutant PfKelch13 allele (C580Y) and elucidation of its origin and route of their spread. These achievement would greatly contribute the practical application toward the surveillance of resistant parasites.
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Academic Significance and Societal Importance of the Research Achievements |
マラリアは世界3大感染症の一つである。その根絶のために抗マラリア薬は不可欠であるが、容易に耐性化する。本研究でアフリカでの有用性が期待される新規候補マーカーが明らかになった。今後のさらなる検討によって、その有用性が確認されれば、今後はアフリカにおける耐性原虫の出現と拡散を簡便に評価することが可能になる。これは、耐性マラリア原虫の封じ込め対策へ大きく貢献する。
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Report
(6 results)
Research Products
(70 results)
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[Journal Article] Lack of significant recovery of chloroquine sensitivity in Plasmodium falciparum parasites following discontinuance of chloroquine use in Papua New Guinea2018
Author(s)
Sekihara M, Tachibana S-I, Yamauchi M, Yatsushiro S, Tiwara S, Fukuda N, Ikeda M, Mori T, Hirai M, Hombhanje F, Mita T
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Journal Title
Malaria Journal
Volume: 17
Issue: 1
Pages: 434-434
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Artemisinin-Resistant Plasmodium falciparum with High Survival Rates, Uganda, 2014-20162018
Author(s)
Ikeda M, Kaneko M, Tachibana S-I, Balikagala B, Sakurai-Yatsushiro M, Yatsushiro S, Takahashi N, Yamauchi M, Sekihara M, Hashimoto M, Katuro OT, Olia A, Obwoya PS, Auma MA, Anywar DA, Odongo-Aginya EI, Okello-Onen J, Hirai M, Ohashi J, Palacpac NMQ, Kataoka M, Tsuboi T, Kimura E, Horii T, Mita T.
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Journal Title
Emerging Infectious Diseases
Volume: 24
Issue: 4
Pages: 718-726
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Absence of in vivo selection for K13 mutations after artemether-lumefantrine treatment in Uganda.2017
Author(s)
Balikagala B, Mita T, Ikeda M, Sakurai M, Yatsushiro S, Takahashi N, Tachibana SI, Auma M, Ntege EH, Ito D, Takashima E, Palacpac NM, Egwang TG, Onen JO, Kataoka M, Kimura E, Horii T, Tsuboi T.
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Journal Title
Malar J.
Volume: 16(1)
Issue: 1
Pages: 1-23
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Absence of in-vivo selection for K13 mutations after artemether-lumefantrine treatment in Uganda.2017
Author(s)
Balikagala B, Mita T*, Ikeda M, Sakurai M, Yatsushiro S, Takahashi N, Tachibana SI, Auma M, Ntege EH, Ito D, Takashima E, Palacpac NM, Egwang TG, Ohashi J, Kataoka M, Kimura E, Horii T and Tsuboi T.
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Journal Title
Malaria J
Volume: 16
Pages: 23-23
Related Report
Peer Reviewed / Int'l Joint Research
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[Journal Article] Honma H, Niikura M, Kobayashi F, Horii T, Mita T, Endo H and Hirai M.2016
Author(s)
Honma H, Niikura M, Kobayashi F, Horii T, Mita T, Endo H and Hirai M.
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Journal Title
Sci Rep
Volume: 6
Pages: 36971-36971
Related Report
Peer Reviewed
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[Journal Article] Household clustering of asymptomatic malaria infections in Xepon district, Savannakhet province, Lao PDR.2016
Author(s)
Pongvongsa T, Nonaka D, Iwagami M, Nakatsu M, Phongmany P, Nishimoto F, Kobayashi J, Hongvanthon B, Brey PT, Moji K, Mita T, Kano S.
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Journal Title
Malar J.
Volume: 15
Pages: 508-508
Related Report
Peer Reviewed / Int'l Joint Research
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[Journal Article] Application of a cell microarray chip system for accurate, highly sensitive, and rapid diagnosis for malaria in Uganda.2016
Author(s)
Yatsushiro S, Yamamoto T, Yamamura S, Abe K, Obana E, Nogami T, Hayashi T, Sesei T, Oka H, Okello-Onen J, Odongo-Aginya EI, Alai MA, Olia A, Anywar D, Sakurai M, Palacpac NM, Mita T, Horii T, Baba Y and Kataoka M.
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Journal Title
Scientific reports
Volume: 6
Pages: 30136-30136
Related Report
Peer Reviewed / Int'l Joint Research
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[Journal Article] Little polymorphism at the K13 propeller locus in worldwide Plasmodium falciparum populations prior to the introduction of artemisinin combination therapies.2016
Author(s)
Mita T*, Culleton R, Takahashi N, Nakamura M, Tsukahara T, Hunja CW, Win ZZ, Htike WW, Marma AS, Dysoley L, Ndounga M, Dzodzomenyo M, Akhwale WS, Kobayashi J, Uemura H, Kaneko A, Hombhanje F, Ferreira MU, Bjorkman A, Endo H, Ohashi J.
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Journal Title
Antimicrobial agents and chemotherapy
Volume: 60
Pages: 3340-3347
Related Report
Peer Reviewed / Int'l Joint Research
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[Presentation] Altered gut microbiota composition in Plasmodium falciparum patients in Uganda.2018
Author(s)
Taniguchi T, Miyauchi E, Olia A, Nagayasu E, Osbert K, Suzue K, Imai T, Shimokawa C, Onishi R, Odongo-Aginya E, Palacpac N, Maruyama H, Kimura E, Mita T, Ohno H, Horii T, Hisaeda H.
Organizer
14th International congress of parastiology.
Related Report
Int'l Joint Research
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[Presentation] Detection of Artemisinin-resistant Plasmodium falciparum with High Survival Rates in Uganda.2018
Author(s)
Mita T, Ikeda M, Kaneko M, Tachibana S, Balikagala B, Sakurai-Yatsushiro M, Yatsushiro S, Takahashi N, Yamauchi M, Sekihara M, Hashimoto M, Obwoya P, Auma M, Anywar D, Odongo-Aginya E, Hirai M, Ohashi J, Palacpac N, Kataoka M, Tsuboi T, Kimura E, Horii T.
Organizer
14th International congress of parastiology.
Related Report
Int'l Joint Research
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[Presentation] Detection of artemisinin-resistant Plasmodium falciparum isolates with ex-vivo ring-stage survival assay in Uganda.2017
Author(s)
Mita T, Ikeda M, Kaneko M, Balikagala B, Tachibana S-I, Sakurai-Yatsushiro M, Yatsushiro S, Takahashi N, Hashimoto M, Katuro O, Olia A, Obwoya P, Auma M, Anywar D, Odongo-Aginya E, Hirai M, Palacpac N, Kataoka M, Tsuboi T, Kimura E,Horii T.
Organizer
Keystone Symposia Conference: Malaria: From Innovation to Eradication.
Place of Presentation
Speke Resort & Conference Centre, Kampala. Uganda
Year and Date
2017-02-19
Related Report
Int'l Joint Research
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[Presentation] ウガンダにおけるin vivo薬剤耐性試験およびRSAを用いたアルテミシニン耐性疫学調査.2017
Author(s)
池田美恵, 橘真一郎, 山内祐人, Auma M, 関原誠, 森稔幸, 平井誠, Palacpac N, 木村英作, Aginya E, 堀井俊宏, 美田敏宏.
Organizer
第86回日本寄生虫学会大会.
Related Report
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[Presentation] ウガンダ国の熱帯熱マラリア患者において腸内細菌叢の変化が起こる.2017
Author(s)
谷口委代, 宮内栄治, OliaAlex, 長安英治, OsbertKaturo, 鈴江一友, 今井孝, 下川周子, 大西里咲, I. O-A, PalacpacNirianne, 丸山治彦, 木村英作, 美田敏宏, 大野博司, 堀井俊宏, 久枝一.
Organizer
グローバルヘルス合同大会プログラム・抄録集.
Related Report
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[Presentation] ウガンダにおける熱帯熱マラリア原虫キニーネ感受性の実態.2017
Author(s)
山内祐人, 橘真一郎, 池田美恵, 関原誠, Balikagala B, 八代&櫻井美樹, 平井誠, Palacpac N, 木村英作, 堀井俊宏, 美田敏宏.
Organizer
第86回日本寄生虫学会大会
Related Report
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[Presentation] 宿主内競争による熱帯熱マラリア原虫のクロロキン感受性の回復.2017
Author(s)
橘真一郎, 池田美恵, Balikagala B, 櫻井美樹, 八代聖基, 関原誠, 山内祐人, Auma MA, 平井誠, 森稔幸, Palacpac N, 片岡正俊, 木村英作, 堀井俊宏, 美田敏宏.
Organizer
第86回日本寄生虫学会大会
Related Report
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[Presentation] Detection of artemisinin-resistant Plasmodium falciparum isolates with ex-vivo ring-stage survival assay in Uganda.2017
Author(s)
Mita T, Ikeda M, Kaneko M, Balikagala B, Tachibana S-I, Sakurai-Yatsushiro M, Yatsushiro S, Takahashi N, Hashimoto M, Katuro O, Olia A, Obwoya P, Auma M, Anywar D, Odongo-Aginya E, Hirai M, Palacpac N, Kataoka M, Tsuboi T, Kimura E, Horii T.
Organizer
Keystone Symposia Conference: Malaria
Related Report
Int'l Joint Research
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[Presentation] Application of a cell microarray chip system for accurate, highly sensitive, and rapid diagnosis for malaria.2017
Author(s)
Kataoka M, Yatsushiro S, Yamamoto T, Oka H, Okello-Onen J, Odongo-Aginya E, Palacpac N, Mita T, Baba Y, Horii T.
Organizer
Keystone Symposia Conference: Malaria:
Related Report
Int'l Joint Research
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[Presentation] Comprehensive analysis of Artemether-Lumefantrine efficacy among children with uncomplicated malaria in Northern Uganda.2015
Author(s)
Betty Balikagala1, Miki Sakurai2, Mie Ikeda3, Yatsushiro Shouki5, Nobuyuki Takahashi 2, Mary Auma6, Edward H. Ntege1, Daisuke Ito1, Eizo Takashima, Nirianne Marie Q Palacpac4, Joseph Okello Onen7, Masatoshi Kataoka 5, Kimura Eisaku4, Toshihiro Horii4, Toshihiro Mita3, Takafumi Tsuboi1
Organizer
64th Annual Meeting American Society of Tropical Medicine and Hygiene
Place of Presentation
Philadelphia
Year and Date
2015-10-25
Related Report
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