Table 1 Thickness in each component layer and the number of outer nuclear layer of retina in diploid and triploid far eastern catfish, Silurus asotus

Diploid Triploid Ratio*
Thickness of retina (μm)** 251.79 ± 10.216a 246.68 ± 10.639a 0.98
Thickness of each layer of retina (%)**
Inner limiting membrane (ILM) 4.05 ± 0.549a 4.31 ± 0.303a 1.06
Layer of optic nerve fibers (ONF) 3.75 ± 0.312a 3.45 ± 0.164a 0.92
Layer of ganglion cell (LGC) 7.99 ± 0.598a 8.25 ± 0.604a 1.03
Inner plexible layer (IPL) 6.28 ± 0.698b 5.54 ± 0.569a 0.88
Outer plexible layer (OPL) 5.60 ± 0.205b 4.76 ± 0.587a 0.85
Outer nuclear layer (ONL) 8.21 ± 0.642b 6.89 ± 0.463a 0.84
Pigment epithelium and bacillary layer (PE) 70.28 ± 8.687b 63.92 ± 7.003a 0.91
Number of outer nuclear layers in retina 3 2 1.50
*Triploid/diploid.
**Values are means ± SD. Values in same row having the different superscripts are significantly different (P<0.05).