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S. Bisschop · SciRah

Researcher profile · Semantic Scholar

S. Bisschop

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S. Bisschop — researcher profile on SciRah

h-index: 23
Works: 44
Citations: 1,312

Most-cited papers

The value of plant extracts with antioxidant activity in attenuating coccidiosis in broiler chickens.
V. Naidoo, L. Mcgaw, S. Bisschop, Neil M. Duncan +1 more
2008Veterinary parasitology197 citations Open access
Semantic Scholar
A phylogenetic study of South African Newcastle disease virus strains isolated between 1990 and 2002 suggests epidemiological origins in the Far East
C. Abolnik, R. Horner, S. Bisschop, M. Parker +2 more
2004Archives of Virology112 citations
Semantic Scholar
Seroprevalence of Newcastle disease and other infectious diseases in backyard chickens at markets in Eastern Shewa zone, Ethiopia.
H. Chaka, F. Goutard, S. Bisschop, P. Thompson
2012Poultry Science82 citations Open access
Semantic Scholar
Different approaches to the vaccination of free ranging village chickens against Newcastle disease in Qwa-Qwa, South Africa.
M. M. Thekisoe, P. Mbati, S. Bisschop
2004Veterinary Microbiology71 citations
Semantic Scholar
Identification of risk factors associated with highly pathogenic avian influenza H5N1 virus infection in poultry farms, in Nigeria during the epidemic of 2006-2007.
F. Fasina, A. Rivas, S. Bisschop, A. Stegeman +1 more
2011Preventive Veterinary Medicine64 citations
Semantic Scholar
Outbreaks of avian influenza H6N2 viruses in chickens arose by a reassortment of H6N8 and H9N2 ostrich viruses
C. Abolnik, S. Bisschop, T. Gerdes, A. Olivier +1 more
2006Virus genes56 citations
Semantic Scholar
Serological and molecular investigation of Newcastle disease in household chicken flocks and associated markets in Eastern Shewa zone, Ethiopia
H. Chaka, F. Goutard, P. Gil, C. Abolnik +3 more
2012Tropical Animal Health and Production50 citations Open access
Semantic Scholar
A questionnaire survey of poultry layer farmers in Khartoum State, Sudan, to study their antimicrobial awareness and usage patterns.
M. Sirdar, J. Picard, S. Bisschop, B. Gummow
2012Onderstepoort Journal of Veterinary Research46 citations Open access
Semantic Scholar
Lessons from Nigeria: the role of roads in the geo-temporal progression of avian influenza (H5N1) virus
A. Rivas, G. Chowell, S. Schwager, F. Fasina +5 more
2009Epidemiology and Infection46 citations Open access
Semantic Scholar
Characterization of pigeon paramyxoviruses (Newcastle disease virus) isolated in South Africa from 2001 to 2006.
C. Abolnik, G. H. Gerdes, J. Kitching, S. Swanepoel +2 more
2008Onderstepoort Journal of Veterinary Research46 citations Open access
Semantic Scholar
Determination of the distribution of lentogenic vaccine and virulent Newcastle disease virus antigen in the oviduct of SPF and commercial hen using immunohistochemistry.
Dauda Garba Bwala, S. Clift, N. Duncan, S. Bisschop +1 more
2012Research in Veterinary Science45 citations Open access
Semantic Scholar
Virulent Newcastle disease virus in Nigeria: identification of a new clade of sub-lineage 5f from livebird markets
P. Solomon, C. Abolnik, T. Joannis, S. Bisschop
2011Virus genes43 citations
Semantic Scholar
Avian Influenza Risk Perception among Poultry Workers, Nigeria
F. Fasina, S. Bisschop, A. Ibironke, Clement A Meseko
2009Emerging Infectious Diseases39 citations Open access
Semantic Scholar
Molecular characterization and epidemiology of the highly pathogenic avian influenza H5N1 in Nigeria
F. Fasina, S. Bisschop, T. Joannis, L. Lombin +1 more
2008Epidemiology and Infection36 citations Open access
Semantic Scholar
Household-level risk factors for Newcastle disease seropositivity and incidence of Newcastle disease virus exposure in backyard chicken flocks in Eastern Shewa zone, Ethiopia.
H. Chaka, F. Goutard, F. Roger, S. Bisschop +1 more
2013Preventive Veterinary Medicine33 citations
Semantic Scholar
Tracing the origins of genotype VIIh Newcastle disease in southern Africa.
C. Abolnik, C. Mubamba, D. B. R. Wandrag, R. Horner +3 more
2018Transboundary and Emerging Diseases31 citations Open access
Semantic Scholar
Phylogenetic Analysis of Low-Pathogenicity Avian Influenza H6N2 Viruses from Chicken Outbreaks (2001–2005) Suggest That They Are Reassortants of Historic Ostrich Low-Pathogenicity Avian Influenza H9N2 and H6N8 Viruses
C. Abolnik, S. Bisschop, G. H. Gerdes, A. Olivier +1 more
2007Avian diseases31 citations Open access
Semantic Scholar
The financial cost implications of the highly pathogenic notifiable avian influenza H5N1 in Nigeria.
F. Fasina, M. Sirdar, S. Bisschop
2008Onderstepoort Journal of Veterinary Research30 citations Open access
Semantic Scholar
Enterococcal-related vertebral osteoarthritis in South African broiler breeders: A case report.
H. Aitchison, P. Poolman, Marilette Coetzer, C. Griffiths +3 more
2014Journal of the South African Veterinary Association29 citations Open access
Semantic Scholar
Phylogenetic analyses of genes from South African LPAI viruses isolated in 2004 from wild aquatic birds suggests introduction by Eurasian migrants.
C. Abolnik, E. Cornelius, S. Bisschop, M. Romito +1 more
2006Developments in Biologicals28 citations
Semantic Scholar
Diseases of free-ranging chickens in the Qwa-Qwa District of the northeastern Free State province of South Africa.
M. M. Thekisoe, P. Mbati, S. Bisschop
2003Journal of the South African Veterinary Association28 citations Open access
Semantic Scholar
Avian influenza H5N1 in Africa: an epidemiological twist.
F. Fasina, S. Bisschop, R. Webster
2007Lancet. Infectious Diseases (Print)27 citations Open access
Semantic Scholar
A survey of antimicrobial residues in table eggs in Khartoum State, Sudan, 2007-2008.
M. Sirdar, J. Picard, S. Bisschop, A. Jambalang +1 more
2012Onderstepoort Journal of Veterinary Research26 citations Open access
Semantic Scholar
Phylogenetic analysis of Newcastle disease viruses isolated from asymptomatic guinea fowls (Numida meleagris) and Muscovy ducks (Cariana moscata) in Nigeria
P. Solomon, S. Bisschop, T. Joannis, I. Shittu +6 more
2012Tropical Animal Health and Production19 citations
Semantic Scholar
Efficacy of a genotype 2 Newcastle disease vaccine (Avinew) against challenge with highly virulent genotypes 5d and 3d.
Dauda Garba Bwala, C. Abolnik, A. Van Wyk, E. Cornelius +1 more
2009Journal of the South African Veterinary Association15 citations Open access
Semantic Scholar
Molecular characterisation of Newcastle disease virus isolates from different geographical regions in Mozambique in 2005.
R. Fringe, Anna-Marì Bosman, K. Ebersohn, S. Bisschop +2 more
2012Onderstepoort Journal of Veterinary Research14 citations Open access
Semantic Scholar
Floor Pen Study to Evaluate the Serological Response of Broiler Breeders After Vaccination with ts-11 Strain Mycoplasma gallisepticum Vaccine
S. Collett, D. Thomson, D. York, S. Bisschop
2005Avian diseases14 citations
Semantic Scholar
The use of a bacterin vaccine in broiler breeders for the control of Ornithobacterium rhinotracheale in commercial broilers.
S. Bisschop, M. van Vuuren, B. Gummow
2004Journal of the South African Veterinary Association13 citations Open access
Semantic Scholar
A comparison of the oral application and injection routes using the onderstepoort biological products fowl typhoid vaccine, its safety, efficacy and duration of protection in commercial laying hens.
C. Purchase, J. Picard, R. McdonAld, S. Bisschop
2008Journal of the South African Veterinary Association9 citations Open access
Semantic Scholar
The use of dried bakery products in a free-choice feeding method for small-scale broiler production.
A. T. Madiya, C. McCrindle, C. M. Veary, S. Bisschop
2003Journal of the South African Veterinary Association6 citations Open access
Semantic Scholar
Molecular and In Vivo Characterization of the High Pathogenicity H7N6 Avian Influenza Virus That Emerged in South African Poultry in 2023
C. Abolnik, Thandeka Phiri, Christine Strydom, Zehaad Ismail +3 more
2024Transboundary and Emerging Diseases5 citations Open access
Semantic Scholar
A DIAGNOSTIC SURVEY OF AVIAN PARASITIC INFECTIONS FROM VILLAGE POULTRY IN QWA-QWA, SOUTH AFRICA
S. F. C. Nyaile, O. Thekisoe, S. Bisschop, P. Mbati
20035 citations
Semantic Scholar
Evaluation of the application of a thermostable Newcastle disease vaccine by community volunteers in the North West Province of South Africa.
C. McCrindle, S. Bisschop, K. Modise
2007Journal of the South African Veterinary Association4 citations Open access
Semantic Scholar
Uterine adenocarcinoma with transcoelomic metastases in breeder hens (Gallus domesticus).
Dauda Garba Bwala, N. Duncan, S. Bisschop
2011Journal of the South African Veterinary Association3 citations Open access
Semantic Scholar
Newcastle disease vaccine virus I-2 fails to acquire virulence during repeated passage in vivo
S. Bisschop, A. Peters, G. Domingue, M. C. Pearce +2 more
2021Gates Open Research2 citations Open access
Semantic Scholar
Poultry market contact networks in Ethiopia: implications for disease spread and surveillance.
H. Chaka, F. Goutard, R. Duboz, S. Bisschop +1 more
20112 citations
Semantic Scholar
Statins and sepsis: do we really need to further decrease monocyte HLA-DR expression to treat septic patients?
F. Fasina, S. Bisschop, R. Webster
20072 citations
Semantic Scholar
Community measures : a key to highly pathogenic avian influenza control in developing nations
F. Fasina, T. Joannis, C. Abolnik, C. McCrindle +1 more
20062 citations
Semantic Scholar
Household level risk factors for Newcastle disease seropositivity and incidence in backyard chicken flocks in Eastern Shewa zone, Ethiopia
H. Chaka, F. Goutard, S. Bisschop, P. Thompson
20121 citations
Semantic Scholar
A study of the efficacy of a thermostable Newcastle disease vaccine in village chickens when administered by different routes.
S. Bisschop, B. L. Mogoje, M. M. Thekisoe, H. Swatson +1 more
20031 citations
Semantic Scholar
Scotland ' s Rural College Newcastle disease vaccine virus I-2 fails to acquire virulence during repeated passage in vivo
S. Bisschop, Andrew Peters, G. Domingue, M. C. Pearce +2 more
20210 citations
Semantic Scholar
A study in South Africa of the efficacy of a commercially obtained thermostable Newcastle disease vaccine in village chickens when administered by different routes
S. Bisschop, B. L. Mogoje, M. M. Thekisoe
20090 citations
Semantic Scholar
Spatial and temporal spread of avian influenza H5N1 in Nigeria.
F. Fasina, C. Abolnik, D. Shamaki, S. Bisschop +6 more
20070 citations
Semantic Scholar
PHYLOGENETIC ANALYSIS OF LOW PATHOGENICITY AVIAN INFLUENZA (LPAI) H6N2 VIRUSES FROM CHICKEN OUTBREAKS (2001–2005) SUGGESTS THAT THEY ARE REASSORTANTS OF HISTORIC OSTRICH LPAI H9N2 AND H6N8 VIRUSES
C. Abolnik, S. Bisschop, G. H. Gerdes, A. Olivier +1 more
20070 citations
Semantic Scholar

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