BGLAP and ocular melanoma: In contrast, there were significant negative correlations between total Na, dehydrogenase (r = − 0.92, p < 0.01), FDA hydrolase (r = − 0.79, p < 0.05), OC (r = − 0.96, p < 0.01), OM (r = − 0.97, p < 0.01), total N (r = − 0.78, p < 0.01) and total P (r = − 0.82, p < 0.01).