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Article
July 29, 1911

COMPARATIVE VALUE OF SOME URETHRAL AND OTHER GERMICIDES

Author Affiliations

Assistant Genito-Urinary Surgeon to Bellevue Hospital; Pathological Intern, Bellevue Hospital NEW YORK

JAMA. 1911;LVII(5):394-395. doi:10.1001/jama.1911.04260070398016
Abstract

The experiments which form the basis of this contribution were done under the kind direction of Dr. Charles Norris, director of the pathologic department of Bellevue Hospital.

The method employed was as follows: To 2 c.c. of the various dilutions of antiseptics to be tested, were added 2 c.c. of a salt emulsion of the organisms used. It will immediately be seen that this procedure diluted to one-half the antiseptic solution. To equalize this, double the strength of the antiseptic solution was used. The silver preparations were bought in original bottles and prepared according to directions. The liquor cresolis compositus, under the commercial name of lysol, was from the hospital drug supply.

In the case of each organism but a single strain was employed. Controls for each organism were made and the average number of colonies, per plate, were noted. The tubes in which the bacteria were exposed to the

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