an average of 1.5 , 2.3 and 4.6 layers of spermatogenic cells , and mean seminiferous tubule diameters of approximately 66.2 , 83.6 and 146.6 micron in the abdominal , inguinal and scrotal testes , respectively , were recorded .
C1519449
spermatogenic cells
C0036630
seminiferous tubule