
Keywords: β-1،4-گالاکتوسیت ترانسفراز; AL; Ad libitum; CR; Calorie restriction; SPT; Serine palmitoyl transferase; GCS; Glucosylceramide synthase; CGT; Ceramide galactosyl transferase; CERK; Ceramide kinase; SMS1; Sphingomyelin synthase 1; SMS2; Sphingomyelin synthase 2; SPK1; Sphingosine kina