Microscopic examinations of blood : and vegetations found in variola, vaccina, and typhoid fever / by J. H. Salisbury.

  • James H. Salisbury
Date:
1868
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Licence: Public Domain Mark

Credit: Microscopic examinations of blood : and vegetations found in variola, vaccina, and typhoid fever / by J. H. Salisbury. Source: Wellcome Collection.

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    Experiment 3, October 13, 1867.—Drew two drams of blood from the arm of Dr. D., who is in perfect health, and placed it in a clean glass-stoppered bottle, and set aside at a temperature ranging from 60° to 75^ Fahrenheit. A drop of this blood, freshly drawn, placed between the slides of the microscope and allowed to stand for twenty-four hours, afforded no crystals of cholesterine. October 16.—At ]2i p. m., shook up the bottle well, and placed a drop of the blood between the glass slides and allowed to stand till 3 p. m., when it was examined. Found beautiful cholesterine crystals all around, just inside the edges of the thin glass. Experiment 4, October 13, 1867.:—Drew two drams of blood from the arm of Dr. S., who is in perfect health, and placed it in a clean glass-stoppered bottle, and set aside at a temperature ranging from 60^ to 75® Fahrenheit. A drop of this freshly drawn blood placed between the slides and allowed to stand for twenty-four hours, exhibited no signs of cholesterine crystals. October 16.—At i p. m., shook up the bottle well, and placed a drop of the blood between the slides of the microscope and allowed to stand till 3 p. m., when, on examination, a.beautiful row of crystalline plates of cholesterine was found just inside the edges of the thin glass. Experiment 5, October 1867.—Drew two drams of blood from the arm of Dr. G., who is laboring under severe rheumatic neuralgia in small of back and
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