. Plexus. The Bubonic Plague. 157 Plague bacilli were always found generally distributedthroughout the body of the rat. The blood and lungs,however, did not always show them. Experimental inocula-tion never failed, the anmials dying in three or four lesions were the same as after natural infection, savethat the bubo wasproduced in the glands corresponding to thesite of inoculation. This bears out the view that bubo is in-cidental rather than necessary to The specimens from human plague examined comprisedmaterial from buboes, carbuncles, blood, sputum, urine,feces, and the vis
. Plexus. The Bubonic Plague. 157 Plague bacilli were always found generally distributedthroughout the body of the rat. The blood and lungs,however, did not always show them. Experimental inocula-tion never failed, the anmials dying in three or four lesions were the same as after natural infection, savethat the bubo wasproduced in the glands corresponding to thesite of inoculation. This bears out the view that bubo is in-cidental rather than necessary to The specimens from human plague examined comprisedmaterial from buboes, carbuncles, blood, sputum, urine,feces, and the viscera. The work was so thorough that onefeels that but little of importance is likely to be hereafteradded to the results. The Sydney Health Commissioner is so sure of hisground as regards the etiology of plague that he says: -Iam not afraid if a ship brings in one or more plague cases,but very much afraid if she bring in infected rats. Eventhe pneumonic type in man does not cause an epidemic; theworst it does is to cause an epidemic in the immediatefamily. The most rigid quarantine against human cases does 158 The Plexus. not keep out plague. M. Borel (Revue dhygiene et de-police sanitaire) discourses interestingly of the propagationof plague as follows: Regarding the roles played by ratsand man in its propagation in a contaminated city, he says:Mortality among the rats precedes by about a month thefirst human cases. The part played by inanimate objectsin the cont
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