Biochemistry

Bile salts are derivatives of cholanoic acid, which is synthesized from cholesterol. Human bile mainly contains cholanic acid derivatives: cholic, deoxycholic, glycocholic, chenodeoxycholic and lithocholic acid, and mainly their sodium salts consisting of cholic and deoxycholic acids, glycocol and taurine. CH, I CH-CH -CHy-COOH CHJ CHj С 3 зН2б(ОН)з-С-КН-СН2-СООН II о Glycocholic acid С2зН 26 (ОН)2-С- NH- CH 2 - CH 2 - SO 3 H О Taurocholic acid Most of the emulsified fat is subjected to hydrolytic breakdown under the action of lipases with the formation of glycerol and higher fatty acids (Fig. 10.1). 190