AUTHOR 8 ABSTRACT OP THIS PAPER ISSUED 

 BY THE BIBLIOGRAPHIC SERVICE, NOVEMBER 17 



STUDIES ON THE GLANDULAR CELLS OF THE FROG'S 



PANCREAS 



S. SAGUCHI 

 Medical Academy, Kanazawa, Japan 



FIVE PLATES 



CONTENTS 



1. Introduction 348 



2. The nucleus 349 



Historical 349 



Observations 349 



1. Chromatin network 349 



2. Nucleoli and nucleolar corpuscles 350 



3. The cell-body 356 



A. Structure of the cytoplasm 356 



Observations 356 



Historical and critical 360 



B. Mitochondrial apparatus 364 



1. Technique 364 



2. Shape, structure, and position 366 



3. Genesis 369 



C. Fat-like granules 375 



1. Technique 375 



2. Shape and position 376 



3. Genesis 376 



4. Significance 377 



D. Zymogen granules 379 



1 . Technique 379 



2. Shape, size, and position 379 



3. Genesis 380 



4. Extrusion 386 



E. Intracellular net- and canalicular apparatus 388 



Historical 388 



Observations 388 



1. Intracellular network 388 



2. Canalicules 392 



3. Significance and genesis of the intracellular net-apparatus... 393 



4. Physiological degeneration 396 



5. Mitosis 399 



6. The so-called 'nebenkerne' 400 



Historical 400 



Critical 402 



347 



THE AMERICAN JOURNAL OF ANATOMY, VOL. 26, NO. 3 



