Effect of toxins and venoms on Protozoa

✍ Scribed by Philpott, Charles H.

• Book ID: 102889856
• Publisher: John Wiley and Sons
• Year: 1930
• Tongue: English
• Weight: 743 KB
• Volume: 56
• Category: Article
• ISSN: 0022-104X
• DOI: 10.1002/jez.1400560203

✦ Synopsis

and from the Zot;logicul Laboratory of the University of ~i s 8 0 u r i 'Acknowledgment is made of my indebtedneas to Dr. J. J. Bronfenbrenner, of the Washington University Medical School, for his interest in, and attention to, the progress of this investigation. The use of Protozoa as 'biological indicators' in pathological studies was initiated by Woodruff and Underhill ( '13). 'This is the 'standard beef extract medium' used by Woodruff and Baitsell ( '11) for culturing Paramecia. 'Standard tetanus toxin was supplied in dry form by the U. S. Hygienic ' This approximates the maximum concentration of heated toxin which fails Laboratory (M.L.D. = 0.0000065 gram).

to kill.