. Quarterly journal of experimental physiology and cognate medical sciences. 200 1-060 ) 1 One of these animals (No. 68) died on the second day, probably from some accidentalcause. It showed on post-mortem a considerable amount of general congestionof the intestines. 298 Kojima Potassium Iodide. An experiment similar to that with sodium iodide was made withpotassium iodide, 0*1 grm. being administered to two rats (Nos. 64 and 65)for three and four daj^s respectively, and to two others (Nos, 66 and 67) forfive days. Beyond slight diarrhcea, which began on the fourth day, nospecial
. Quarterly journal of experimental physiology and cognate medical sciences. 200 1-060 ) 1 One of these animals (No. 68) died on the second day, probably from some accidentalcause. It showed on post-mortem a considerable amount of general congestionof the intestines. 298 Kojima Potassium Iodide. An experiment similar to that with sodium iodide was made withpotassium iodide, 0*1 grm. being administered to two rats (Nos. 64 and 65)for three and four daj^s respectively, and to two others (Nos, 66 and 67) forfive days. Beyond slight diarrhcea, which began on the fourth day, nospecial symptoms were observable, and there was no important difference inweight at the end of the time (Table XVI.). Post-mortem.—The duodenum is congested in 64 and 65, but in theothers there is nothing noticeable. Table XVI. Date,1916. KI for five days. KI for fourdays. KI for threedays. No. 66. No. 67. No. 65. No. 64. Body-weight in grin. July 20 175 180 n „ 25 1701 1801 )) Aug. 5 ... 180 190 )5 „ 9 ... ... 1851 !» „ 10 ... 1801 ... 1 Killed on this date. 5 ift !•. Fig. 20.—Section of pancreas of rat (male) fed with an addition to its ordinary food of Olgrm. of potassium iodide per diem during five days. Microphotograph ; magnified400 diameters. Hsematoxylin preparation. Most of the alveolar cells are small, but their nuclei are larger than normal; theystain deeply \yith hsmatoxylin. Many of them have central nucleoli. There is agreat diminution in the amount of zymogen, which is absent from many of the cells. Studies on the Endocrine Glands 299 Vyv. ? »r «*^f /» V -^: ,/ - >.^- Fio. 21.—Section fioiii j)ancreas of rat (male) fed witli an addition to the ordinary dietofOl grm. of potassium iodide per diem during five days. This is from the samepancreas as that shown in fig. 20, hut is stained witli MaUory instead of baema-toxylin, and is magnified only 120 diameters. The section shows considerahle diminution in the amount of zymogen as com-pared with the normal
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