3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine

Surra and Dourine are widespread diseases caused by two protozoan parasites Trypanosoma brucei evansi and Trypanosoma brucei equiperdum, respectively. A wide range of animals including camels, horses, cattle and buffaloes are susceptible to infection. These diseases pose a significant socio-economic...

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Main Authors: Kayhan Ilbeigi, Dorien Mabille, Rajdeep Roy, Mirco Bundschuh, Ewout Van de Velde, Fabian Hulpia, Serge Van Calenbergh, Guy Caljon
Format: Article
Language:English
Published: Elsevier 2025-04-01
Series:International Journal for Parasitology: Drugs and Drug Resistance
Online Access:http://www.sciencedirect.com/science/article/pii/S221132072500003X
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author Kayhan Ilbeigi
Dorien Mabille
Rajdeep Roy
Mirco Bundschuh
Ewout Van de Velde
Fabian Hulpia
Serge Van Calenbergh
Guy Caljon
author_facet Kayhan Ilbeigi
Dorien Mabille
Rajdeep Roy
Mirco Bundschuh
Ewout Van de Velde
Fabian Hulpia
Serge Van Calenbergh
Guy Caljon
author_sort Kayhan Ilbeigi
collection DOAJ
description Surra and Dourine are widespread diseases caused by two protozoan parasites Trypanosoma brucei evansi and Trypanosoma brucei equiperdum, respectively. A wide range of animals including camels, horses, cattle and buffaloes are susceptible to infection. These diseases pose a significant socio-economic burden, primarily due to the limited therapeutic options and the complications associated with toxicity and drug resistance, making disease management particularly challenging. This study evaluated the potential of 3′-deoxytubercidin, a previously identified antitrypanosomal nucleoside, as a therapeutic candidate for Surra and Dourine using mouse models. Mice infected with either T. b. evansi or T. b. equiperdum were treated with 3′-deoxytubercidin at a dosage of 6.25 mg kg−1 administrated intraperitoneally once daily for five consecutive days. The treatment resulted in full cure, as confirmed by both microscopic examination and quantitative PCR, without any observed toxicity. Given the importance of considering the One Health concept in developing new antiparasitic drugs for veterinary use, the environmental impact of 3′-deoxytubercidin was assessed through the ecotoxicity tests on aquatic organisms, conducted in accordance with OECD guidelines. The compound showed some toxicity to Daphnia (EC50 = 0.54 mg L−1 in acute Daphnia test) but had no significant adverse effects on green alga at concentrations tested (up to 50 mg L−1). This study confirms the suitability of 3′-deoxytubercidin as an effective and safe therapeutic candidate for further development in the treatment of Surra and Dourine, highlighting its potential for improving disease management in affected regions.
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spelling doaj-art-69dbfadaf1d74e0ebbfdd9d5fb2164692025-08-20T03:08:37ZengElsevierInternational Journal for Parasitology: Drugs and Drug Resistance2211-32072025-04-012710058010.1016/j.ijpddr.2025.1005803′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and DourineKayhan Ilbeigi0Dorien Mabille1Rajdeep Roy2Mirco Bundschuh3Ewout Van de Velde4Fabian Hulpia5Serge Van Calenbergh6Guy Caljon7Laboratory of Microbiology, Parasitology and Hygiene, Infla-Med Centre of Excellence, University of Antwerp, 2610, Wilrijk, BelgiumLaboratory of Microbiology, Parasitology and Hygiene, Infla-Med Centre of Excellence, University of Antwerp, 2610, Wilrijk, BelgiumiES Landau, Institute for Environmental Sciences, University of Kaiserslautern-Landau (RPTU), 76829, Landau, GermanyiES Landau, Institute for Environmental Sciences, University of Kaiserslautern-Landau (RPTU), 76829, Landau, GermanyLaboratory for Medicinal Chemistry (Campus Heymans), Ghent University, 9000, Gent, BelgiumLaboratory for Medicinal Chemistry (Campus Heymans), Ghent University, 9000, Gent, BelgiumLaboratory for Medicinal Chemistry (Campus Heymans), Ghent University, 9000, Gent, BelgiumLaboratory of Microbiology, Parasitology and Hygiene, Infla-Med Centre of Excellence, University of Antwerp, 2610, Wilrijk, Belgium; Corresponding author.Surra and Dourine are widespread diseases caused by two protozoan parasites Trypanosoma brucei evansi and Trypanosoma brucei equiperdum, respectively. A wide range of animals including camels, horses, cattle and buffaloes are susceptible to infection. These diseases pose a significant socio-economic burden, primarily due to the limited therapeutic options and the complications associated with toxicity and drug resistance, making disease management particularly challenging. This study evaluated the potential of 3′-deoxytubercidin, a previously identified antitrypanosomal nucleoside, as a therapeutic candidate for Surra and Dourine using mouse models. Mice infected with either T. b. evansi or T. b. equiperdum were treated with 3′-deoxytubercidin at a dosage of 6.25 mg kg−1 administrated intraperitoneally once daily for five consecutive days. The treatment resulted in full cure, as confirmed by both microscopic examination and quantitative PCR, without any observed toxicity. Given the importance of considering the One Health concept in developing new antiparasitic drugs for veterinary use, the environmental impact of 3′-deoxytubercidin was assessed through the ecotoxicity tests on aquatic organisms, conducted in accordance with OECD guidelines. The compound showed some toxicity to Daphnia (EC50 = 0.54 mg L−1 in acute Daphnia test) but had no significant adverse effects on green alga at concentrations tested (up to 50 mg L−1). This study confirms the suitability of 3′-deoxytubercidin as an effective and safe therapeutic candidate for further development in the treatment of Surra and Dourine, highlighting its potential for improving disease management in affected regions.http://www.sciencedirect.com/science/article/pii/S221132072500003X
spellingShingle Kayhan Ilbeigi
Dorien Mabille
Rajdeep Roy
Mirco Bundschuh
Ewout Van de Velde
Fabian Hulpia
Serge Van Calenbergh
Guy Caljon
3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine
International Journal for Parasitology: Drugs and Drug Resistance
title 3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine
title_full 3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine
title_fullStr 3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine
title_full_unstemmed 3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine
title_short 3′-deoxytubercidin: A potent therapeutic candidate for the treatment of Surra and Dourine
title_sort 3 deoxytubercidin a potent therapeutic candidate for the treatment of surra and dourine
url http://www.sciencedirect.com/science/article/pii/S221132072500003X
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