( 39 ) 

 TABLE III. 



Table 111 shows iis, thai wlicii a ïvw drops of tVesIi. pressed oiil 

 pancreas juice, w liicdi accoi-dhig lo liu'. 1>, 10, 11 and 12 coiilaincd 

 no trypsin, are mixed with acetic acid of 2' ,,, 1, O.T) and 0.1 "'„, 

 there is no diL>-estion of w iiite of e.u.ii'. Ihil w Ihmi iIk- acclic acid is 

 used more dihiled, \\a. 0.0.1, then after a lonu time, formation (»f 

 trv|)sin takes place, hut not to a .urealer extent lliau when walei- 

 is taken instea<l of acetic acid. 



It coidd now he supposed that liie trypsin \\(udd. under tlie 

 iidhience of the acetic acid Ix- liherated. hut couhhad opei'ate acti\ dv 

 in the present acid reaction. Tai)h' 1\ shows ihal this is partly the 

 case. For wIkmi an old ])ancreas is taken, in which according to U, 



^) Extract froni llic inlesliiiai iniieesa may l>r \\<ri\ U>v \\\r lihnahoM nj' trypsin 

 instead »)t' llie natural intestinal juice. In a I'ulluwiny eonnnuiiicaliiui we expect 

 to treat this subject more fully. 



