'Glycogen breakdown' diaporamas de présentation

Lecture 8 - Glycogen Metabolism

Lecture 8 - Glycogen Metabolism. Chem 454: Regulatory Mechanisms in Biochemistry University of Wisconsin-Eau Claire. Introduction. Glycogen A storage form of glucose. Introduction. Glycogen is stored primarily in the liver and skeletal muscles.

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Cellular Biochemistry and Metabolism (CLS 333 )

Cellular Biochemistry and Metabolism (CLS 333 ). Dr. Samah Kotb Nasr Eldeen. Topics were covered in theoretical part. pentose phosphate pathway Gluconeogenesis Glycogen synthesis Glycogenolysis. Topics were covered in practical part. lab safety. Pentose phosphate pathway.

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10-10-11 Glycogen Metabolism

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Glycolysis

Glycolysis. Metabolism: Catabolism + Metabolism. Catabolism. Energy-yielding reactions For non-photosynthetic organisms, two sources of fuel Diet Fats, CHO, proteins Stored compounds Fats, starch, glycogen. Catabolism: The Big Picture. Carbohydrate Digestion. Ingested

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Lecture #5

Lecture #5. Membrane Transport & Cell Communication. Membrane Transport. diffusion facilitated diffusion active transport. Diffusion. O 2. EXTRACELLULAR. INTRACELLULAR. CO 2. -molecules pass through membrane -movement is spontaneous -molecules travel down the concentration gradient

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Polysaccharides (glycogen; starch)

Polysaccharides (glycogen; starch). Disaccharides (lactose; maltose; sucrose). GLUCOSE. LIVER. H. GLYCOLYSIS. 10 Step process to convert glucose to pyruvate. + 2 ATP. PYRUVATE. GLUCOSE. ENERGY. Anaerobic (w/out O 2 ). Fermentation. PYRUVATE. Aerobic (with O 2 ). Fermentation.

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Cellular Biochemistry and Metabolism ( CLS 333 )

Cellular Biochemistry and Metabolism ( CLS 333 ). Dr. Samah Kotb Nasr Eldeen. Glycogen Catabolism. introduction. DIGESTION & ABSORPTION OF CARBOHYDRATES The digestion of complex carbohydrates is by hydrolysis to liberate oligosaccharides, then free mono- and disaccharides.

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GLUCONEOGENESIS

GLUCONEOGENESIS. Gluconeogenesis. Continuous supply of Glucose: brain, RBC, kidney medulla, eye-lens/cornea, exercising muscle Liver glycogen-10-18 hrs Prolonged fast- glucose is formed from Gluconeogenesis

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Glycogen metabolism

Glycogen metabolism. Importnce of glycogen metabolism Steps of glycogenesis and glycogenolysis. Glycogen is a polymer of glucose residues linked by a (1 ? 4) glycosidic bonds, mainly a (1 ? 6) glycosidic bonds, at branch points Glycogen chains & branches are longer than shown

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Chapter 11~ Cell Communication

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UCL Beacon Project

cAMP production. Hormone stimulus. Models for each module , considered separately , have been identified in published literature or constructed. Glycogenolysis. G-protein coupled receptors. IP3 production. nodearg(BldGlu,input,1.2e4) // the bloodstream concentration of glucose

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