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January 15, 1887


JAMA. 1887;VIII(3):68-70. doi:10.1001/jama.1887.02391280012003

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A New Micrococcus as the Pathogenic Agent of Infectious Tumors; its Relations to Pneumonia.  Dr. Manfredi has recently made some researches in regard to the pathogenic agent of morbillous pneumonia in the case of two persons dead of measles complicated with pneumonia. No autopsy could be obtained, and the experiments were made with the saliva, the lachrymal secretion, and scrapings from the skin. The following is a résumé of the results obtained:In the two cases the sputa contained constantly, and independently of the pneumococcus of Friedländer, a specific microccoccus endowed with very pronounced pathogenic properties, to which he gives the name " micrococcus of lymphoma or progressive granuloma," which, when inoculated on animals, gave rise to particular pulmonary lesions analogous to those of pneumonia. From the lack of necroscopic examinations and on account of the small number of cases on which the researches were based it is not yet

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