Browsing 1907 Report of the Government Veterinary Bacteriologist of the Transvaal 1907 - 1908 by Type "Text"

Please be advised that the site will be down for maintenance on Sunday, September 1, 2024, from 08:00 to 18:00, and again on Monday, September 2, 2024, from 08:00 to 09:00. We apologize for any inconvenience this may cause.

Browsing 1907 Report of the Government Veterinary Bacteriologist of the Transvaal 1907 - 1908 by Type "Text"

Sort by: Order: Results:

  • The loss of virulency of horsesickness virus in practice 
    Theiler, Arnold, Sir, 1867-1936; Transvaal Department of Agriculture (Pretoria: Government Printer and Stationery Office, 1909)
    Resume: The experiments prove that a virus may become inert in practice; this avirulency is due to some foreign matter, inasmuch as inert virus added to virulent sterile virus promptly produces avirulency. It is probable ...