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Identification Of Novel Allosteric Regulators Of Human Erythrocyte Pyruvate Kinase, Shilpa S. Kharalkar Jan 2006

Identification Of Novel Allosteric Regulators Of Human Erythrocyte Pyruvate Kinase, Shilpa S. Kharalkar

Theses and Dissertations

Erythrocyte pyruvate kinase (R-PK) is a key glycolytic enzyme catalyzing the transphosphorylation of phosphoenolpyruvate (PEP) and ADP to pyruvate and ATP respectively3,4. The substrate PEP and product pyruvate of this reaction are involved in a number of energetic and biosynthetic pathways; hence a tight regulation of R-PK activity is crucial not only for glycolysis, but also for the entire cellular metabolism. Deficiency of R-PK is one of the most common enzymatic defects of RBC, and may be caused by mutations of the PK-LR (pyruvate kinase liver red blood cell) gene31, 32. Clinically, R-PK deficiency manifests itself as a chronic life-long …


Discovery Of Lignin Sulfate As A Potent Inhibitor Of Hsv Entry Into Cells, Jay N. Thakkar Jan 2006

Discovery Of Lignin Sulfate As A Potent Inhibitor Of Hsv Entry Into Cells, Jay N. Thakkar

Theses and Dissertations

The herpes virus family consists of more than hundred members that infect organisms, of which eight, differing markedly in the biology are known to infect humans. HSV- I is the most common one, causing oral lesions and sporadic encephalitis. These infections are highly prevalent affecting at least one in three individuals in the United States.The entry of the herpes virus into the cell is a two-step process. The initial step involves the cell surface heparan sulfate and glycoproteins in the viral envelope which enables the virus to penetrate into the cell. The second step is the fusion step. Depending on …