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jul 28, 1836 - Theodor Schwann

Description:

While investigating digestive processes, he isolated a substance responsible for digestion in the stomach and named it pepsin. It is the first enzyme prepared from animal tissue.

Added to timeline:

27 Sep 2017
0
0
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Ryleigh Hernando
Cell Theory Timeline

Date:

jul 28, 1836
Now
~ 182 years ago
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