. A text-book upon the pathogenic Bacteria and Protozoa for students of medicine and physicians. Bacteriology; Pathogenic bacteria; Protozoa. S64 Kala-Azar Leishman's, or Jenner's stains) and examined under a high magnifi- cation, it is found that the protoplasm takes a pinkish color and contains two well-defined bright red bodies. The larger of these is ovoid and lies excentrically, its long diameter corresponding to (W âº, ^'*>i. ..«â â >Â¥ -? -^^ 'mi (S» ^J» ^y 4, ^nJr^-^'. Fig. 220.âEvolution of the parasite of kata-azar: i to $. Parasites of kala- azar. i. Isolated parasites o


. A text-book upon the pathogenic Bacteria and Protozoa for students of medicine and physicians. Bacteriology; Pathogenic bacteria; Protozoa. S64 Kala-Azar Leishman's, or Jenner's stains) and examined under a high magnifi- cation, it is found that the protoplasm takes a pinkish color and contains two well-defined bright red bodies. The larger of these is ovoid and lies excentrically, its long diameter corresponding to (W âº, ^'*>i. ..«â â >Â¥ -? -^^ 'mi (S» ^J» ^y 4, ^nJr^-^'. Fig. 220.âEvolution of the parasite of kata-azar: i to $. Parasites of kala- azar. i. Isolated parasites of different forms in the spleen and liver; 2, division forms from liver and bone-marrow; 3, mononuclear spleen cells containing the parasites; 4, group of parasites; s, phagocytosis of a parasite by a polynuclear leukocyte. 6 to 15. Parasites from cultures. 6, First changes in the parasites. The protoplasm has increased in bulk and the nucleus has become larger; 7, further increase in size; vacuolization of the protoplasm; 8, division of the en- larged parasite; 9, evolution of the flagella; 10, smaU pyriform parasite showing flagellum; 11, further development and division of the parasite; i2,flagellated trypanosoma-like form; 13, 14, flagellated forms dividing by a splitting off of a portion of the protoplasm; 15, narrow flagellated parasites which have arisen by the type of division shown in 13 and 14 (From Mense's "Handbuch," after Leishman). the long diameter of the organism. This is regarded as the nucleus. The second body is smaller, of bacillary shape, usually lies with its long diameter transverse to the nucleus, stains more intensely than the nucleus, and is looked upon as the blepharoplast. In addition to these bodies the protoplasm may contain one or two 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


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbacteri, bookyear1919