550 



Dr. J. O. W. Barratt. 



[July 20 : 



mitoses in the implanted epithelium is the same as that noted before 

 implantation, both somatic and reduction mitoses being seen, the former 

 predominating, as described and figured in a previous communication.* 









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How long active proliferation continues in implanted skin cannot be 

 definitely determined from the experiments so far made, but it was found 



* J. O. Wakelin Barratt, "Mitosis in Proliferating Epithelium," 'Koy. Soc. Proc.,' 

 B, vol. 79, 1907, p. 372. 



