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The Journal of General Physiology|October 30, 2009
THE RESISTANCE OF LIVING ORGANISMS TO DIGESTION BY PEPSIN OR TRYPSINJ H Northrop
The Journal of General Physiology|October 30, 2009
THE PERMEABILITY OF THIN DRY COLLODION MEMBRANESJ H Northrop
The Journal of General Physiology|October 30, 2009
CRYSTALLINE PEPSIN : I. ISOLATION AND TESTS OF PURITYJ H Northrop
The Journal of General Physiology|October 30, 2009
THE PRESENCE OF A GELATIN-LIQUEFYING ENZYME IN CRUDE PEPSIN PREPARATIONSJ H Northrop
The Journal of General Physiology|October 30, 2009
ABSORPTION OF PEPSIN BY CRYSTALLINE PROTEINSJ H Northrop
The Journal of General Physiology|October 30, 2009
ACTION OF PAPAIN AND FICIN ON TADPOLES AND ARBACIA EGGSJ H Northrop
The Journal of General Physiology|October 30, 2009
THE SIGNIFICANCE OF THE HYDROGEN ION CONCENTRATION FOR THE DIGESTION OF PROTEINS BY PEPSINJ H Northrop
The Journal of General Physiology|October 30, 2009
THE ROLE OF THE ACTIVITY COEFFICIENT OF THE HYDROGEN ION IN THE HYDROLYSIS OF GELATINJ H Northrop
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