Page:Defensive Ferments of the Animal Organism (3rd edition).djvu/88

 of a 10 per cent. gelatine-peptone solution, and 2.5 c.c. of normal salt solution (see fig. 2).

. 2.

(3) The dog in this experiment was given on October 18, 3 c.c. of a 10 per cent. silk-peptone solution by subcutaneous injection. On October 21 blood was taken. The serum split up both silk-peptone (curve a in fig. 3), and gelatine (curve c in fig. 3). At a temperature of 60°C. the serum became inactive (curve b in fig. 3).

We may point out here that we thought it possible, at first, that the phenomena observed by us might have some connection with what is called anaphylaxy, or supersensibility. By this we understand the