Sentence Examples


  • Bacillus subtilis.
  • The conditions which favour the vitality, growth and multiplication of the typhoid bacillus are the following: the soil should be pervious; it should be permeated with a sufficiency of decaying - preferably animal - organic matters; it should possess a certain amount of moisture, and be subject to a certain temperature.
  • Of the lower animals, mice, rats, guinea-pigs, rabbits, squirrels and monkeys are susceptible to the bacillus; horses, cattle, sheep, goats, pigs, dogs and cats are more or less resistant, but cats and dogs have been known to die of plague (Oporto, Daman, Cutch and Poona).
  • Given the bacillus, the questions arise, How is it disseminated?
  • By growing this bacillus in broth a toxin is formed which remains in solution and can be separated from the bacilli themselves by filtration.