
Keywords: بیوسنتز اسید روغنی; Bile acid biosynthesis; Inborn errors of metabolism; Mass spectrometry; CA; Cholic acid = 3α,7α,12α-trihydroxy-5β-cholanoic acid; CDCA; chenodeoxycholic acid = 3α,7α-dihydroxy-5β-cholanoic acid; UDCA; ursodeoxycholic acid = 3α,7β-dihydroxyc