... the superfamily of lipid-binding proteins, which occur in invertebrates and ver-tebrates. Included in this superfamily are the cellular retinoic acid-bindingproteins and retinol-binding proteins, which ... saline; CRABP, cellular retinoic acid-binding protein; CRBP, cellular retinol-binding protein; FABP, fatty acid-binding protein; hpt, hematopoietic tissue; LBP, lipid-binding protein; RA, retinoic ... fixed in 10% formalin for 10 min, rinsed in dis-tilled water, in ltrated into 100% propylene glycol for 5 min, and then stained with oil red O (Wako, Dusseldorf,Germany) for 8 min at 60 °C. The...