the total epididymal sperm reserves and the sperm content of each of the caput , corpus and cauda of the epididymis were correlated with the paired weights of the epididymis ( r = 0.73 , 0.75 , 0.73 and 0.70 ) , the testis ( r = 0.76 , 0.83 , 0.91 and 0.72 ) , the total spermatid numbers in testicular homogenates ( r = 0.70 , 0.85 , 0.91 and 0.64 ) , and spermatid concentration ( r = 0.56 , 0.75 , 0.72 and 0.49 ) .
C0228024
cauda
C0014533
epididymis