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Table 2 Effects of low salinity (18 psu) on the variations of physiological indexes of A. japonicus

From: Effect of acute salinity stress on ion homeostasis, Na+/K+-ATPase and histological structure in sea cucumber Apostichopus japonicus

Times/indexes Na+ (mmol L−1) K+ (mmol L−1) Cl (mmol L−1) Total counts of coelomocytes (cells mL−1) The phagocytosis of coelomocytes
Control (32 psu) 130.64 ± 1.59a 28.91 ± 0.25a 111.81 ± 0.24a 3.43 ± 0.17 × 106a 0.087 ± 0.004b
1.5 h 195.09 ± 14.79bcd 26.80 ± 0.16b 108.55 ± 1.15b 1.42 ± 0.12 × 106d 0.115 ± 0.013a
3 h 182.24 ± 12.53bc 25.26 ± 0.11c 99.63 ± 0.74c 2.04 ± 0.08 × 106b 0.061 ± 0.002c
6 h 117.49 ± 7.19a 22.75 ± 0.23d 98.84 ± 0.76c 1.69 ± 0.12 × 106bcd 0.063 ± 0.004bc
12 h 184.51 ± 7.19bc 3.31 ± 0.10f 85.09 ± 0.23d 1.51 ± 0.14 × 106cd 0.062 ± 0.005bc
24 h 171.50 ± 14.23b 3.13 ± 0.06f 79.57 ± 0.61e 1.93 ± 0.25 × 106bc 0.073 ± 0.012c
48 h 128.55 ± 14.22a 3.71 ± 0.05e 76.27 ± 0.12f 2.11 ± 0.10 × 106b 0.096 ± 0.021b
  1. Within rows, different superscript letters indicate significant differences (P < 0.05). Values are mean ± SE (n = 3)