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Table 2 Respective comparison of the percentage of surface receptors and cytotoxic granules positive NK cells in healthy controls and three kinds of cancer patients

From: Comprehensive analysis of the percentage of surface receptors and cytotoxic granules positive natural killer cells in patients with pancreatic cancer, gastric cancer, and colorectal cancer

  Healthy controls Pancreatic cancer Gastric cancer Colorectal cancer
  % % P % P % P
NKG2A 1.5 ± 1.0 1.9 ± 1.0 ns U 1.3 ± 1.2 ns U 1.4 ± 1.0 ns U
NKG2D 92.1 ± 2.7 83.4 ± 8.4 < 0.001 T 86.9 ± 2.9 < 0.001 T 84.9 ± 10.0 < 0.01 U
NKp30 71.8 ± 15.3 46.5 ± 20.2 < 0.001 U 36.6 ± 21.3 < 0.001 U 42.6 ± 19.4 < 0.001 U
NKp44 1.8 ± 0.9 2.4 ± 1.7 ns U 1.7 ± 1.4 ns U 0.9 ± 1.3 ns U
NKp46 84.8 ± 5.1 56.4 ± 22.2 < 0.001 U 50.1 ± 29.5 < 0.001 U 55.1 ± 24.0 < 0.001 U
DNAM-1 91.4 ± 4.6 87.2 ± 5.5 < 0.01 U 87.7 ± 7.8 ns U 89.5 ± 5.1 ns U
KIR3DL1 9.6 ± 2.7 19.8 ± 11.4 < 0.001 U 17.9 ± 12.3 < 0.001 U 19.5 ± 13.1 < 0.001 U
Granzyme B 97.9 ± 1.6 96.9 ± 2.4 ns U 97.8 ± 2.0 ns U 97.4 ± 2.5 ns U
Perforin 95.2 ± 3.0 79.9 ± 16.0 < 0.01 U 81.2 ± 15.5 < 0.001 U 76.3 ± 19.1 < 0.001 U
  1. U represented Mann–Whitney U-tests and T represented independent t-tests. Data were expressed as means ± standard deviations (Mean ± SD).