Tag Archives | Carbohydrate

Digestion and Absorption of Carbohydrate

In this article we will discuss about the Digestion and Absorption of Carbohydrate from Gastrointestinal Tract. The carbohydrate diet mainly consists of polysaccharides (starch and glycogen) and disaccharides (sucrose and milk lactose). It also contains indigestible cellulose, hemicelluloses and pentosans etc. Digestion of Carbohydrate: Mouth: Salivary amylase (ptyalin) starts the digestion of cooked starch in the mouth. But very little [...]

By A. Taneja|2016-07-30T17:20:08+00:00July 30, 2016|Gastrointestinal Tract|Comments Off

Oxidation of Pyruvate to Acetyl-CoA

In this article we will discuss about the Oxidation of Pyruvate to Acetyl-CoA. 1. Pyruvate oxidatively decarboxylated to acetyl-CoA ("active acetate") before entering the citric acid cycle. 2. The reaction is catalysed by the multi-enzyme complex consisting of several different enzymes. This complex is known as pyruvate dehydrogenase complex. 3. Pyruvate is decarboxylated in the presence of thiamine pyrophosphate (TPP) [...]

By A. Taneja|2016-07-30T17:20:06+00:00July 30, 2016|Carbohydrate Metabolism|Comments Off