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1941 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 16, 1941: Recent submissions

  • Studies on the neurotropic virus of horsesickness. VII. Transmitted immunity 
    Alexander, R.A.; Mason, J.H.; Du Toit, P.J. (Pretoria : The Government Printer, 1941)
    1. At birth the serum of foals from immune dams contained no antibodies to neurotropic attenuated horsesickness virus demonstrable by the intracerebral protection test in mice. 2. Less than 30 hours after birth, that is ...
  • The transmission of tick-bite fever by the dog tick Rhipicephalus sanguineus, Labr. 
    Neitz, W.O.; Alexander, R.A.; Mason, J.H.; Du Toit, P.J. (Pretoria : The Government Printer, 1941)
    1. The technique adopted for the feeding of ticks on guinea-pigs in investigations into the tick transmission of South African tick-bite fever is described. 2. Since the reactions produced in guinea-pigs by the intraperitoneal ...