D. Verwoerd

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Specific Partial Hydrolysis of Nucleic Acids in Nucleotide Sequence Studies

W. Zillig, D. Verwoerd, H. Kohlhage, 1961, Nature.

D W Verwoerd, P G Howell, D. Verwoerd, 1971, Virology monographs. Die Virusforschung in Einzeldarstellungen.

Isolation, identification, and partial cDNA cloning of genomic RNA of jaagsiekte retrovirus, the etiological agent of sheep pulmonary adenomatosis

G. Quérat, R. Vigne, D. York, 1991, Journal of virology.

Characteristics of a novel lentivirus derived from South African sheep with pulmonary adenocarcinoma (jaagsiekte).

V. Barban, E. de Villiers, G. Quérat, 1987, Virology.

STUDIES ON THE MULTIPLICATION OF A MEMBER OF THE COLUMBIA SK GROUP (ME VIRUS) IN L CELLS. III. ALTERATION OF RNA AND PROTEIN SYNTHETIC PATTERNS IN VIRUS-INFECTED CELLS.

P. Hausen, D. Verwoerd, Peter Hausen, 1963, Virology.

Purification and characterization of bluetongue virus.

D. Verwoerd, 1969, Virology.

Production of a macrophage chemotactic factor by cultured jaagsiekte tumour cells.

H. Garnett, M. Myer, D. Verwoerd, 1987, The Onderstepoort journal of veterinary research.

Isolation and preliminary characterization of the jaagsiekte retrovirus (JSRV).

D. York, M. Myer, D. Verwoerd, 1983, The Onderstepoort journal of veterinary research.

Some characteristics of a retrovirus isolated from transformed bovine cells.

B. Barnard, A. Williamson, D. York, 1989, Virology.

The localization of a Mason-Pfizer monkey virus-related antigen in jaagsiekte tumour tissue and cell lines.

H. Garnett, D. Verwoerd, A. Payne, 1986, The Onderstepoort journal of veterinary research.

Isolation and identification of a South African lentivirus from jaagsiekte lungs.

V. Barban, E. de Villiers, G. Quérat, 1986, The Onderstepoort journal of veterinary research.

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

D. Verwoerd, K. Roos, T. Gerdes, 1997, Avian diseases.

Plaque formation by bluetongue virus.

D. Verwoerd, P. G. Howell, R. Oellermann, 1967, The Onderstepoort journal of veterinary research.

On the relationship between bluetongue, African horsesickness and reoviruses: hybridization studies.

H. Huismans, D. Verwoerd, Verwoerd Dw, 1969, The Onderstepoort journal of veterinary research.

African Swine Fever Virus

W. Hess, D. Verwoerd, P. G. Howell, 2016 .

A scanning and transmission electron microscopy study of jaagsiekte lesions.

D. Verwoerd, A. Payne, 1984, The Onderstepoort journal of veterinary research.

The morphology and morphogenesis of jaagsiekte retrovirus (JSRV).

H. Garnett, D. Verwoerd, A. Payne, 1983, The Onderstepoort journal of veterinary research.

Control of transcription during the expression of the bluetongue virus genome.

H. Huismans, D. Verwoerd, 1973, Virology.

The possible involvement of immunosuppression caused by a lentivirus in the aetiology of jaagsiekte and pasteurellosis in sheep.

H. Garnett, D. York, M. Myer, 1988, The Onderstepoort journal of veterinary research.

A century of research achievements by the Onderstepoort Veterinary Institute

R. D. Bigalke, D. Verwoerd, 2008 .

The serological relationship of South African bovine enterovirus strains (Ecbo SA-I and-II) and the growth characteristics in cell culture of the prototype strain (Ecbo SA-I).

K. E. Weiss, J. Broekman, D. Verwoerd, 1967, The Onderstepoort journal of veterinary research.

Infectious diseases of livestock, 2nd edition, editors : J.A.W. Coetzer and R.C. Tustin : book review

D. Verwoerd, B. Penzhorn, 2005 .

Transmission of jaagsiekte (ovine pulmonary adenomatosis) by means of a permanent epithelial cell line established from affected lungs.

H. Els, D. Verwoerd, S. Coetzee, 1976, The Onderstepoort journal of veterinary research.

History of Orbivirus research in South Africa.

D. Verwoerd, 2012, Journal of the South African Veterinary Association.

Establishment of the viral nature of the aetiological agent

D. Verwoerd, 2012 .

History of bluetongue research at Onderstepoort.

D. Verwoerd, 2009, The Onderstepoort journal of veterinary research.

Morphology of bluetongue virus.

H. Els, D. Verwoerd, 1969, Virology.

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.

B. Dungu, D. York, J. Conradie, 1997, Journal of virological methods.

Nucleotide sequence of the jaagsiekte retrovirus, an exogenous and endogenous type D and B retrovirus of sheep and goats

G. Quérat, R. Vigne, D. York, 1992, Journal of virology.

The effect of a natural maedi-visna virus infection on the productivity of South African sheep.

B. Dungu, G. Bath, D. Verwoerd, 2000, The Onderstepoort journal of veterinary research.

Isolation, Identification, andPartial cDNA Cloning ofGenomic RNA ofJaagsiekte Retrovirus, theEtiological Agent ofSheepPulmonary Adenomatosis

G. Quérat, R. Vigne, D. Verwoerd, 1991 .

Aetiology of jaagsiekte: transmission by means of subcellular fractions and evidence for the involvement of a retrovirus.

E. de Villiers, A. Williamson, A. Williamson, 1980, The Onderstepoort journal of veterinary research.

Failure to demonstrate in vitro as opposed to in vivo transcription of the bluetongue virus genome.

D. Verwoerd, 1970, The Onderstepoort journal of veterinary research.

[THE REACTION OF NUCLEIC ACIDS WITH HYDROXYLAMINE AS AN AID FOR SPECIFIC PARTIAL HYDROLYSIS].

W. Zillig, D. Verwoerd, H. Kohlhage, 1963, Hoppe-Seyler's Zeitschrift fur physiologische Chemie.

STUDIES ON THE MULTIPLICATION OF A MEMBER OF THE COLUMBIA SK GROUP (ME VIRUS) IN L CELLS. IV. ROLE OF "EARLY PROTEINS" IN VIRUS INDUCED METABOLIC CHANGES.

P. Hausen, D. Verwoerd, 1963, Virology.

A specific partial hydrolysis procedure for soluble RNA.

W. Zillig, D. Verwoerd, 1963, Biochimica et biophysica acta.

Structure of the Bluetongue Virus Capsid

E. de Villiers, H. Huismans, H. Els, 1972, Journal of virology.

Characterization of Bluetongue Virus Ribonucleic Acid

D. Verwoerd, H. Louw, R. Oellermann, 1970, Journal of virology.

A SCANNING AND TRANSMISSION ELECTRON MICROSCOPY STUDY OF JAAG-SIEKTE LESIONS

D. Verwoerd, A. Payne, 2014 .

Chapter 42 – Jaagsiekte (Ovine Pulmonary Adenomatosis) Virus

D. Verwoerd, 1990 .

Definition of a vector and a vector-borne disease.

D. Verwoerd, 2015, Revue scientifique et technique.

Studies on the in vitro and the in vivo transcription of the bluetongue virus genome.

H. Huismans, D. Verwoerd, 1972, The Onderstepoort journal of veterinary research.

Immunosuppression in new-born lambs.

J. Broekman, D. Verwoerd, P. Eksteen, 1977, The Onderstepoort journal of veterinary research.

Demonstration of growth-inhibitory as well as growth-stimulatory factors in medium conditioned by lung lavage cells stimulated with a chemotactic factor secreted by jaagsiekte tumour cells.

H. Garnett, M. Myer, D. Verwoerd, 1987, The Onderstepoort journal of veterinary research.

Aetiology of jaagsiekte: experimental transmission to lambs by means of cultured cells and cell homogenates.

E. de Villiers, D. Verwoerd, R. Tustin, 1980, The Onderstepoort journal of veterinary research.

William Horner Andrews (1887-1953)- first professor of physiology at Onderstepoort.

D. Verwoerd, W. Andrews, 2011, Journal of the South African Veterinary Association.

Induction of type C virus‐related functions in normal rat embryo fibroblasts by treatment with 5‐iododeoxyuridine

P. Sarma, D. Verwoerd, Daniel W. Verwoerd, 1973, International journal of cancer.

Presence of Herpesvirus ovis DNA sequences in cellular DNA from sheep lungs affected with jaagsiekte (pulmonary adenomatosis).

E. de Villiers, D. Verwoerd, 1980, The Onderstepoort journal of veterinary research.

Mortality of suckling athymic nude mice associated with Staphylococcus aureus.

D. Verwoerd, M. Henton, J. D. du Plessis, 1978, Journal of the South African Veterinary Association.

Purification and physico-chemical characterization of Ecbovirus type SA-I.

R A Oellermann, H J Els, D W Verwoerd, 1967, The Onderstepoort journal of veterinary research.

Isolation of the prototoxin of Clostridium welchii Type D.

D. Verwoerd, 1960 .