Review
Copyright ©The Author(s) 2000.
World J Gastroenterol. Feb 15, 2000; 6(1): 1-11
Published online Feb 15, 2000. doi: 10.3748/wjg.v6.i1.1
Table 1 Characteristics of LD, HD pit cells and peripheral blood NK cells
ItemLD pit cellHD pit cellBlood NK cell
Morphology*
Size(μm2)27.724.524.8
Rod-cored vesicles per cell1.00.80.5
Microvilli per cell5.25.97.1
Size of granules (μm2)Smaller(0.09)Intermediate(0.1)Larger(0.14)
Number of granules per cellHigher(50)Intermediate(20)Lower(1 0)
Surface antigens+
CD2808080
CD810010040
CD11a909054
CD18909090
CD54353535
Asialo-GM13670100
NKR-P1959594
Functional features
NK activityHighIntermediateLow
P815 cell killingYesNoNo