Abstract
Microscopic examination of a drop of blood from the finger of a patient with lymphadenorua of long standing, revealed several interesting phenomena. The examination was made with a B. and L homogeneous immersion objective, N. A. 1.43, and Zeiss' compensating eye-pieces, giving a magnifying power of 800 to 2,400 diameters. Lower powers are of little use in examining blood corpuscles. The drop of blood was placed upon a thin cover-glass, which was quickly dropped upon a slide and gentle pressure made upon it, so as to obtain a thin layer. A little more than a year ago, in an essay read before the California State Medical Society, and published in its Transactions, I reported my observation upon the structure of normal blood corpuscles, as seen in a solution of bichromate of potass. These observations showed a great difference in size, shape and activity among the corpuscles, corresponding, in all probability,
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callMore From: JAMA: The Journal of the American Medical Association
Disclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
