THE ERGASTOPLASM IN THE MAMMARY GLAND AND ITS TUMOURS l8l 



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H. 







Fig. io. Human mammary carcinoma. An example of one of the most frequent 

 aspects. The cytoplasm is almost devoid of ergastoplasm and other organelles. 

 These cells correspond to the B type of Caspersson and Santesson. x 3950. 



