Keywords: هیپوکلسترولمی; Tilapia; Freshwater clam; High-fat diet; Fatty streak; Dyslipidaemia; Hypocholesterolaemia; FCE(s); freshwater clam extract(s); FCW; hot-water extract of freshwater clam; FCWR; hydrolysate of clam residual meat; HDL; high-density lipoprotein-cholesterol;