Lipids Lecture Lec 6 W8 Biochemistry PartI Dr

Lipids Lecture Lec- 6, W-8 Biochemistry Part-I Dr ASNAD AHMED Date: 2 -07 -2020

Bile acids What are the primary bile acids? Bile acids are steroid carboxylic acids derived from cholesterol in vertebrates. The primary bile acids, cholic acid and chenodeoxycholic acid, are synthesized in the liver and conjugated with taurine or glycine before secretion via bile into the intestine.

How do you reduce bile acids? Following a low-fat diet can reduce the amount of bile acid your body produces, causing less of it to make its way to your colon

What causes too much bile acid? Bile acid malabsorption (BAM) is a condition that occurs when your intestines can't absorb bile acids properly. This results in extra bile acids in your intestines, which can cause watery diarrhea. Bile is a natural fluid your body makes in the liver. It's necessary for proper digestion

What are the symptoms of lack of bile? diarrhea. trapped gas. bad-smelling gas. stomach cramps. erratic bowel movements. weight loss. pale-colored stools.

Bile salts are made of bile acids that are conjugated with glycine or taurine. They are produced in the liver, directly from cholesterol. Bile salts are important in solubilizing dietary fats in the watery environment of the small intestine. Bile salts help with the digestion of fats in our bodies. They also help us to absorb fat-soluble vitamins like A, D, E, and K.

Lipid Biological Functions Role of lipids in the body. . Chemical messengers. . Storage and provision of energy. . Maintenance of temperature. . Membrane lipid layer formation. . Cholesterol formation. . Prostaglandin formation and role in inflammation. . The "fat-soluble" vitamins.

steroids All steroids are manufactured in cells from the sterols lanosterol (opisthokonts) or cycloartenol (plants). Steroid hormones help control metabolism, inflammation, immune functions, salt and water balance, development of sexual characteristics, and the ability to withstand illness and injury.

Sterols are a class of lipids containing a common steroid core of a fused four-ring structure with a hydrocarbon side chain and an alcohol group Sterols, the third lipid class, also regulate biological processes and sustain the domain structure of cell membranes While cholesterol (CHO) is the major sterol of vertebrates, ergosterol (ERG) plays a key role in fungi

What are the types of bile salts? Bile salts are composed of the salts of four different kinds of free bile acids (cholic, deoxycholic, chenodeoxycholic, and lithocholic acids); each of these acids may in turn combine with glycine or taurine to form more complex acids and salts