. A text-book upon the pathogenic Bacteria and Protozoa for students of medicine and physicians. Bacteriology; Pathogenic bacteria; Protozoa. CHAPTER IX CATARRHAL INFLAMMATION Micrococcus Catarrhalis (Seifert) General Characteristics.—A small, slightly ovoid, non-motile, non-sporulating, non-flagellated, non-liquefying aerobic and optionally anaerobic, non-chromo- genic coccus, pathogenic for man, and not for the lower animals, cultivable upon the ordinary media, staining by the ordinary methods, but not by Gram's metliod. TUs micro-organism, which seems to be closely related to the staphyloco
. A text-book upon the pathogenic Bacteria and Protozoa for students of medicine and physicians. Bacteriology; Pathogenic bacteria; Protozoa. CHAPTER IX CATARRHAL INFLAMMATION Micrococcus Catarrhalis (Seifert) General Characteristics.—A small, slightly ovoid, non-motile, non-sporulating, non-flagellated, non-liquefying aerobic and optionally anaerobic, non-chromo- genic coccus, pathogenic for man, and not for the lower animals, cultivable upon the ordinary media, staining by the ordinary methods, but not by Gram's metliod. TUs micro-organism, which seems to be closely related to the staphylococci, was first observed, in sections of the lung of a case of influenza, by Seifert.* It was successfully cultivated in 1890 by, Kirchnerf from 10 cases of an influenza-like affection. It has since been frequently demonstrated in the exudates from various in-. Fig. 141.—Micrococcus catarrhalis in smear from sputum (F. T. Lord; photo by L. S. Brown). flammatory conditions of the respiratory tract and conjunctiva, and seems to be a not uncommon organism of superficial inflamma- tions. It is a rather troublesome organism, causing some confusion because of its disposition to occur in pairs, which gives it a close resemblance to the pneumococcus except in cases in which the 27 * "Volkmann's klin. Vortr.," Nr. 240. t "Zeitschr. f. Hyg.," Bd. 9. 417. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original McFarland, Joseph, 1868-. Philadelphia and London, W. B. Saunders Company
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