"V * •• • 



Plate 7 



Portion of the basal layer of rat plantar epidermis and of the basal 

 membrane. N, large nucleus of basal layer cell; Nu, nucleolus; BM, 

 continuous basal membrane; C, bundles of dermal collagen fibrils 

 beneath the basal membrane; M, cell membranes; P, RNP particles and 

 G, Golgi cluster. The curious invagination of the nuclear membrane is 

 common in basal layer cells. 



