R Williams

A study of some infectious causes of reproductive disorders in cattle owned by resource-poor farmers in Gauteng Province, South Africa

S.M. Njiro, A. Kidanemariam, Ana M. Tsotetsi-Khambule et al. · Journal of the South African Veterinary Association · 2011 · 45 citations · Full text

Fertility, Livestock Production, Pathology +22

Detection of Maedi-Visna virus antibodies using a single fusion transmembrane-core p25 recombinant protein ELISA and a modified receiver-operating characteristic analysis to determine cut-off values

C. Boshoff, Baptiste Dungu, R Williams et al. · Journal of Virological Methods · 1997 · 35 citations

Diagnostic Virology, Viral Diagnostics, Pathogenesis +7

Use of specific ELISA for the detection of antibodies directed against p53 protein in patients with hepatocellular carcinoma.

Stephen Ryder, P M Rizzi, Martin Volkmann et al. · Journal of Clinical Pathology · 1996 · 33 citations · Full text

Tumor Biology, P53 Gene Expression, Hepatology +15

Chief, Council and Commissioner

R Williams · African Affairs · 1971 · 32 citations

Colonialism, South African History, Law +24

Detection of antibodies to Newcastle disease virus in ostriches (Struthio camelus) by an indirect ELISA.

R Williams, C. Boshoff, D. J. Verwoerd et al. · PubMed · 1998 · 27 citations

Vaccination, Two-graph Receiver, Veterinary Vaccine +15