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Volume 9, Issue 4
20 March 1926
Journal of General Physiology Cover Image for Volume 9, Issue 4
Article| March 20 1926

THE RESISTANCE OF LIVING ORGANISMS TO DIGESTION BY PEPSIN OR TRYPSIN

John H. Northrop
John H. Northrop
From the Laboratories of The Rockefeller Institute for Medical Research.
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Author and Article Information
John H. Northrop
From the Laboratories of The Rockefeller Institute for Medical Research.
Accepted: January 20 1926
Online ISSN: 1540-7748
Print ISSN: 0022-1295
Copyright, 1926, by The Rockefeller Institute for Medical Research
1926
J Gen Physiol (1926) 9 (4): 497–502.
https://doi.org/10.1085/jgp.9.4.497
Article history
Accepted:
January 20 1926

1. Pepsin and trypsin are quickly removed from solution by dead organisms. They are not able to penetrate into living organisms.

2. Trypsin injected into a living Amœba results in the death and disintegration of the cell.

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Copyright, 1926, by The Rockefeller Institute for Medical Research
1926
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