Pathogenic Micro-organisms: A Text-book of Microbiology for Physicians and Students of Medicine

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P. Blakiston's son & Company, 1914 - BPathogenic bacteria - 462 pages

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Page 7 - And the leper in whom the plague is, his clothes shall be rent, and his head bare, and he shall put a covering upon his upper lip, and shall cry, Unclean, unclean. 46 All the days wherein the plague shall be in him he shall be defiled; he is unclean: he shall dwell alone; without the camp shall his habitation be.
Page 7 - And every open vessel, which hath no covering bound upon it, is unclean. 16 And whosoever toucheth one that is slain with a sword in the open fields, or a dead body, or a bone of a man, or a grave, shall be unclean seven days.
Page 93 - ... solutions give a clear rose-color which disappears in the presence of acids. Blood-serum. — The blood of the ox or cow may be obtained easily at the abattoir. It should be collected in a clean jar. When it has coagulated, the clot should be separated from the sides of the jar with a glass rod. It may be left on the ice for from twenty-four to forty-eight hours. At the end of that time the serum will have separated from the clot and may be drawn off with a siphon into tubes. These tubes are...
Page 8 - Only the gold, and the silver, the brass, the iron, the tin, and the lead, 23 Every thing that may abide the fire, ye shall make it go through the fire, and it shall be clean...
Page 30 - A 1 inch and 1 inch eye-piece (Zeiss No. 2 and No. 4) serve well for most purposes. The eye-pieces are usually named arbitrarily, like the objectives. The oil-immersion objective is used in the examination of bacteria where a very high power is desired. A layer of thickened oil of cedar-wood is placed between the lower surface of the objective and the upper surface of the glass covering the object under examination. The oil must be wiped away from the surface of the objective when the examination...
Page 53 - Tannic acid, 10 to 25 per cent. solution 2 parts. (c) Wash carefully in distilled water and then in alcohol. (d) Place for a few seconds in a 0.25 to 0.50 per cent. solution of nitrate of silver — "the sensitizing bath.
Page 61 - Nuclear stains, which may be used as contrast-stains for sections: DELAFIELD'S HEMATOXYLIN. Hematoxylin crystals 4 grams. Alcohol 25 cc Ammonia alum 50 grams. Water 400 cc Glycerin 100 cc Methyl alcohol 100 cc Dissolve the hematoxylin in the alcohol, and the ammonia alum in the water. Mix the two solutions. Let the mixture stand four or five days uncovered; it should have become a deep purple. Filter and add the glycerin and the methyl alcohol.
Page 236 - I, m, n, o, p, s, types of germination of oidia under varying conditions; /, diagram of a portion of a colony showing habit of Oidium lactis as seen in culture media.
Page 181 - Longleyf found that the efficacy of mechanical filters with the addition of alum depends somewhat upon the character of the alum. They find that the alum shall be shown by analysis to contain 17 per cent. of alumina (Ai2 03) soluble in water, and of this- amount at least 5 per cent.
Page 172 - BRIEF CHARACTERIZATION Mark + or O, and when two terms occur on a line erase the one which does not apply unless both apply MORPHOLOGY Diameter over 1/j, Chains, filaments CULTURAL FEATURES Endospores Capsules Zooglcea. Pseudozoogloea Motile Involution forms Gram's stain Cloudy, turbid BROTH AGAB Ring Pellicle Sediment Shining Dull Wrinkled...

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