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Darryn   Knobel BVSc MSc MRCVS PhD

Director, Center for Conservation Medicine and Ecosystem Health Associate Professor of Epidemiology and Population Health


Education:

Courses Taught/Teaching:

BVSc Veterinary Medicine Semester 4, VMS 5475: Veterinary Public Health and Epidemiology
University of Pretoria MSc Zoology
University of Pretoria PhD University of Edinburgh

Research

Kolo, F, Conan, A, Clift, S, Henning, A, Knobel, DL. Age- and sex-specific rates and causes of mortality in an owned, free-roaming dog population. University of Pretoria.

Grover, M, Bessell, P, Conan, A, Knobel, DL. Epidemiology of dog rabies at a wildlife interface in the South African lowveld. University of Pretoria/University of Edinburgh.

Publication Highlights

van Schalkwyk OL, Knobel DL, De Clercq EM, De Pus C, Hendrickx G, Van den Bossche P. Description of events where African buffaloes (Syncerus caffer) strayed from the endemic foot-and-mouth disease zone in South Africa, 1998-2008. Transboundary and Emerging Diseases. In press.

Maina AN, Jiang J, Omulo SA, Cutler SJ, Ade F, Ogola E, Feikin DR, Njenga MK, Cleaveland S, Mpoke S, Ng’ang’a Z, Breiman RF, Knobel DL, Richards AL. High prevalence of Rickettsia africae variant in Amblyomma variegatum ticks from domestic mammals in rural western Kenya: implications for human health. Vector Borne and Zoonotic Diseases. In press.

Halliday JEB, Knobel DL, Allan KJ, Bronsvoort M de C, Handel I, Agwanda B, Cutler SJ, Olack B, Ahmed A, Hartskeel RA, Njenga MK, Cleaveland S, Breiman RF. Urban leptospirosis in Africa: A cross-sectional survey of Leptospira infection in rodents in the Kibera urban settlement, Kenya. American Journal of Tropical Medicine and Hygiene. 2013;89(6):1095-1102. doi:10.4269/ajtmh.13-0415

Bai Y, Malania L, Boonmar S, Suksawat F, Castollo DA, Moran D, Maruyama S, Knobel DL, Kosoy M. Global distribution of bartonella infections in domestic bovids and characterization of Bartonella bovis strains using multi-locus sequence typing. PLoS ONE. 2013;8(11):e80894. doi:10.1371/journal.pone.0080894

Townsend SE, Sumantra IP, Pudjiatmoko, Bagus GN, Brum E, Cleaveland S, Crafter S, Dewi APM, Dharma DMN, Dushoff J, Girardi J, Gunata IK, Hiby EF, Kalalo C, Knobel DL, Mardiana IW, Putra AAG, Schoonman L, Scott-Orr H, Shand M, Sukanadi IW, Suseno PP, Haydon DT, Hampson K. Designing programs for eliminating canine rabies from islands: Bali, Indonesia as a case study. PLoS Neglected Tropical Diseases. 2013;7(8):e2372. doi:10.1371/journal.pntd.0002372.

Jiang J, Maina AN, Knobel DL, Cleaveland S, Laudisoit A, Wamburu K, Ogola E, Parola P, Breiman RF, Njenga MK, Richards AL. Molecular detection of Rickettsia felis and Candidatus Rickettsia asemboensis in fleas from human habitats, Asembo, Kenya. Vector Borne and Zoonotic Diseases. 2013;13(8):550-558. doi:10.1089/vbz.2012.1123.

Putra AAG, Hampson K, Girardi J, Hiby E, Knobel DL, Mardiana IW, Townsend S, Scott-Orr H. Response to a rabies epidemic in Bali, Indonesia, 2008-2011. Emerging Infectious Diseases. 2013;19(4):648-651. doi:10.3201/eid1904.120380.

Knobel DL, Maina AN, Cutler SJ, Ogola E, Feikin DR, Junghae M, Halliday JEB, Richards AL, Breiman RF, Cleaveland S, Njenga MK. Coxiella burnetii in humans, domestic ruminants and ticks in rural western Kenya. American Journal of Tropical Medicine and Hygiene. 2013;88(3):513-518. doi:10.4269/ajtmh.12-0169.

Gsell AS, Knobel DL, Kazwala RR, Vounatsou P, Zinsstag J. Domestic dog demographic structure and dynamics relevant to rabies control planning in urban areas in Africa: the case of Iringa, Tanzania. BMC Veterinary Research. 2012;8:236. doi:10.1186/1746-6148-8-236.

Omemo P, Ogola E, Omondi G, Wasonga J, Knobel D. Knowledge, attitude and practice towards zoonoses among public health workers in Nyanza province, Kenya. Journal of Public Health in Africa. 2012;3:e22. doi:10.4081/jphia.2012.e22.

Halliday JEB, Daborn C, Auty H, Mtema Z, Lembo T, Bronsvoort M, Handel I, Knobel DL, Hampson K, Cleaveland S. Bringing together emerging and endemic zoonoses surveillance: shared challenges and a common solution. Philosophical Transactions of the Royal Society of London B. 2012; 367:2872-2880. doi:10.1098/rstb.2011.0362.

Madder M, Walker JG, van Rooyen J, Knobel DL, Vandamme E, Berkvens D, Vanwambeke SO, De Clercq EM. E-Surveillance in animal health: use and evaluation of mobile tools. Parasitology. 2012;139: 1831-1842. doi:10.1017/S0031182012000571.

Maina AN, Knobel DL, Jiang J, Halliday JEB, Feikin DR, Cleaveland S, Ng’ang’a Z, Junghae M, Breiman RF, Richards AL, Njenga MK. Rickettsia felis infection in febrile patients, western Kenya, 2007–2010. Emerging Infectious Diseases. 2012;18: 328-331. doi:10.3201/eid1802.111372.

Kennedy LJ, Randall DA, Knobel DL, Brown JJ, Fooks AR, Argaw K, Shiferaw F, Ollier WER, Sillero-Zubiri C, Macdonald DW, Laurenson K. Major histocompatibility complex diversity in the endangered Ethiopian wolf (Canis simensis). Tissue Antigens. 2011;77:118-125. doi: 10.1111/j.1399-0039.2010.01591.x.

Lembo T, Hampson K, Kaare MT, Ernest E, Knobel DL, Kazwala R, Haydon DT, Cleaveland S. The feasibility of canine rabies elimination in Africa: Dispelling doubts with data. PLoS Neglected Tropical Diseases. 2010;4: e626. doi:10.1371/journal.pntd.0000626.

Presentations

Knobel DL, Akerele OA, Conan A. Dynamics of an owned, free-roaming dog population: Implications for rabies control. 12th Annual Congress of the Southern African Society for Veterinary Epidemiology and Preventive Medicine. Port Elizabeth, South Africa. August 2014.

Knobel DL, Conan A. Dog ecology and rabies control in Africa. 39th World Small Animal Veterinary Association Congress. Cape Town, South Africa. September 2014.

Knobel DL, Bessell P, Grover M, Reininghaus B. Rabies and wildlife conservation in Africa. 39th World Small Animal Veterinary Association Congress. Cape Town, South Africa. September 2014.

Knobel DL, Wassung M, Meyer A, Conan A. Participatory and active surveillance for disease syndromes in communal cattle at the livestock/wildlife interface, South Africa. 14th International Conference of the Association of Institutions for Tropical Veterinary Medicine. Johannesburg, South Africa. August 2013.

Knobel DL. Q fever in humans and animals in rural western Kenya. 30th World veterinary Congress. Cape Town, South Africa. October 2011.

Knobel DL. Cats, rats and kids: preliminary results from a zoonotic enteric disease study in young children in western Kenya. 30th World veterinary Congress. Cape Town, South Africa. October 2011.

Interests

Population ecology and humane population management of owned, free-roaming domestic dogs in underserved communities.

Epidemiology and control of infectious diseases of owned, free-roaming domestic dogs in underserved communities.

Population ecology and humane population management of non-native island fauna in the Caribbean