A detail of experiments confirming the power of cow pox to protect the constitution from a subsequent attack of small pox, by proving the identity of the two diseases / by John Badcock.

  • Badcock, John, active 1816-1830.
Date:
1845
Catalogue details

Licence: Public Domain Mark

Credit: A detail of experiments confirming the power of cow pox to protect the constitution from a subsequent attack of small pox, by proving the identity of the two diseases / by John Badcock. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.

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    twenty or twenty-five years;—secondly, the cases of small pox are less severe in subjects who have been vaccinated than others;—- thirdly, the only mode of renewing the vacci- nating virus, is by application to the cow. On the Continent it has been deemed expedient to try a fresh stock of vaccine, and I believe I am correct in stating that the Neapolitan Government has at this time agents seeking new supplies in Gloucester- shire, where Dr. Jenner originally obtained it. Why it is that in our own country similar propositions are unheeded, and fresh supplies of vaccine, however efficient, are refused, I am at a loss to conjecture. The statements issued periodically by the Officers of the National Vaccine Institution, of continued confidence in their vaccine, &c, may certainly lead many to suppose no change is necessary; but that supplied from this establishment has not for years past given perfect satisfaction ; and, if we refer to the Government returns of deaths from small pox during the last year, we shall be led to the conclusion that our system of vaccination is at present very defective. The returns pub- lished from the registrars of the several dis-