1974 Onderstepoort Journal of Veterinary Research, Volume 41, 1974

1974 Onderstepoort Journal of Veterinary Research, Volume 41, 1974

 

Contentes Pages: Onderstepoort Journal of Veterinary Research, Vol 41, 1974

CONTENTS

Volume 41: Number 1

Immunization against bovine besnoitiosis with a live vaccine prepared from a blue wildebeest strain of Besnoitia besnoiti grown in cell cultures. 1. Studies on rabbits Bigalke, R.D.; Schoeman, J.H.; McCully, R.M. 1

Serum protein fractions as determined by cellulose acetate electrophoresis in Schistosoma matheei infested sheep Van Zyl, L.C. 7

The effect of immunosuppression on the development of immunity to fowl typhoid
Cameron, C.M.; Brett, O.L.; Fuls, W.J.P.;
15

The golden hamster as a definitive host of Taenia solium and Taenia saginata Verster, A.J.M. 23

Studies on the effect of cortisol on the primary immune response to sheep erythrocytes in vivo by mouse spleen cells Hellig, H.; Waldek, J.F. 29

Volume 41: Number 2

Studies on schistosomiasis . 6. A field outbreak of bilharzia in cattle Van Wyk, J.A.; Bartsch, R.C.; Van Rensburg, L.J.; Heitmann, L.P.; Goosen, P.J. 39

The diagnosis of subclinical mastitis in lactating cows: a comparison of cytological methods and a monovalent radial immunodiffusion test. Giesecke, W.H.; Viljoen, M.H. 51

Sedimentation of bacteria with polyethylene glycol. Cameron, C.M.; Weiss, K.E. 75

RESEARCH NOTE: The transmission of Babesia bovis using frozen infective material obtained from Boophilus microplus larvae. Potgieter, F.T.;Van Vuuren, A.S. 79

Volume 41: Number 3

A Comparative study on the immunogenicity of live and inactivated Salmonella typhimurium vaccines in mice Cameron, C.M.; Fuls, W.P.J. 81

The isolation and identification of an antigen for the diagnosis of bovine mastitis by radial immunodiffusion Viljoen, M.H. 93

A survey of diseases among 100 free-ranging baboons (Papio ursinus) from The Kruger National Park McConnell, E.E.; Basson, P.A.; De Vos, V.; Myers, B.J.; Kuntz, R.E. 97

Volume 41: Number 4

The diagnosis of bovine mastitis with particular reference to subclinical mastitis : a critical review of relevant literature Giesecke, W.H.; Van den Heever, L.W. 169

Studies on Haemonchus contorus. 1. The influence of previous exposure to Trichostrongylus axei on infestation with H. contortus Reinecke, R.K. 213

Stimulation of the immune response in vivo by different nucleic acids Oellermann, R.A. 217

The elimination of ribonucleic acid interference in the spectrophotometric determination of protein concentration Oellermann, R.A. 221

Author index

225

Subject index

227



Recent Submissions

  • Anonymous; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Pretoria : The Government Printer, 1974)
  • Anonymous; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Pretoria : The Government Printer, 1974)
  • Oellermann, R.A.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Pretoria : The Government Printer, 1974)
    A simple, sensitive and rapid spectrophotometric method for the determination of protein concentration in the presence of RNA contaminants is described. Only small spectral differences exist between RNAs from different ...
  • Van Wyk, J.A. (Jan Aucamp); Bartsch, R.C.; Van Rensburg, L.J.; Heitmann, L.P.; Goosen, P.J.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Pretoria : The Government Printer, 1974)
    An outbreak of bilharzia (Schistosoma mattheei) infestation involving about 100 oxen on the farm Otthilie near Tolwe in northern Transvaal is described. Infestation of the cattle appears to have occurred per os from a ...
  • Van Zyl, L.C.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Pretoria : The Government Printer, 1974)
    The serum protein fraction values of Dorper sheep infested with Schistosoma mattheei were determined by cellulose acetate electrophoresis at regular intervals for 15 months. Statistical analyses showed that increases in ƴ ...
  • Waldek, J.F.; Hellig, H.R.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    Female mice were injected with a suspension of 0, 2 ml of 10 per cent v/v sheep red blood cells (SRBC) and sacrificed on the 5th day for recording of spleen mass and assay of plaque-forming cells (PFCs) in the spleens. ...
  • Van Vuuren, A.S.; Potgieter, F.T.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    Boophilus microplus larvae infected with Babesia bovis were removed from a susceptible ox approximately 72 hours after attachment, triturated and stored in liquid nitrogen refrigerator with dimethyl sulphoxide as ...
  • Verster, Anna J.M.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    The susceptibility of golden hamsters to infestation with Taenia solium is increased by treatment with antilymphocytic scrum (ALS) or whole body irradiation or chemical immunosuppressants, viz. methylprednisolone acetate ...
  • Cameron, Colin McKenzie; Weiss, K.E.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    Experiments are reported which show that the addition of 4,0% polyethylene glycol (6 000 MW) to liquid cultures of Clostridium welchii Type D , Pasteurella and Vibrio fetus (venerialis) will effectively sediment the bacteria. ...
  • Brett, O.L.; Fuls, W.J.P.; Cameron, Colin McKenzie; De Kock, V.E.; Verster, Anna J.M.; Walker, Jane B.; Bigalke, R.D.; Cameron, Colin McKenzie (Published by The Government Printer, Pretoria, 1974)
    Chickens which were given cyclophosphamide during the first three to five days of life showed a marked depression in their humoral antibody response to sheep erythrocytes and Brucella antigen. Their ability to develop ...
  • Giesecke, W.H.; Viljoen, M.H.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    The diagnostic accuracy of conventional methods for the diagnosis of subclinical mastitis, such as the direct microscopic count (DMC) and electronic cell count (ECC) either used alone or in combination with bacteriological ...
  • Bigalke, R.D.; Schoeman, J.H.; McCully, R.M.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    The immunizing potency of a live vaccine prepared from a strain of Besnoitia besnoiti isolated from blue wildebeest and stored frozen as a low passage stabilate was studied in adult male rabbits. The vaccine consisted of ...
  • Oellermann, R.A.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    The number of haemolytic plaque forming cells (PFCs) in the spleens of normal mice could not be increased by the injection of nucleic acids. However, when nucleic acids were injected into mice simultaneously with a priming ...
  • Reinecke, R.K.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    A group of Merino sheep, aged 6-7 months was infested orally with 50 000 infective larvae of Trichostrongylus axei. This group and a control group were challenged 90-92 days later with 50 000 infective larvae of Haemonchus ...
  • Giesecke, W.H.; Van den Heever, L.W.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    From a review of literature on bovine mastitis published between 1833 and 1973 it is concluded that although herd control has caused a shift of emphasis from the clinical to the subclinical forms, diagnostic criteria have ...
  • McConnell, E.E.; Basson, P.A.; De Vos, Valerius; Myers, Betty J.; Kuntz, R.E.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    The pathological and parasitological findings from 100 free-ranging chacma baboons are described. One of the most striking discoveries was a heretofore unknown coccidian parasite, Isospora papionis, and even more important ...
  • Viljoen, M.H.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    An antigen associated with the somatic cells obtained from mastitic milk, which is also present in the whey and can be used for the diagnosis of mastitis in a radial immunodiffusion (RID) test, has been purified and ...
  • Cameron, Colin McKenzie; Fuls, W.J.P.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J.M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1974)
    Mice were very successfully immunized against intraperitoneal infection with virulent Salmonella typhimurium by fluid and lyophilized formalin inactivated vaccines prepared from a smooth strain of the microorganism. A ...