Thomas H F, Payne R C
J Dent Res. 1983 May;62(5):532-6. doi: 10.1177/00220345830620050201.
Different regions of crown dentin from erupted human premolars were examined ultrastructurally to determine the contents of the dentinal tubules. Odontoblast processes were limited to inner dentin, and nerve fibers were not observed in any tubules examined.
对已萌出的人类前磨牙牙冠牙本质的不同区域进行了超微结构检查,以确定牙本质小管的内容物。成牙本质细胞突起仅限于牙本质内层,在所检查的任何小管中均未观察到神经纤维。