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Full-Text Articles in Biochemistry

Structural, Biophysical, And Functional Studies Of Trem2 In Neurodegenerative Disease, Daniel L. Kober May 2017

Structural, Biophysical, And Functional Studies Of Trem2 In Neurodegenerative Disease, Daniel L. Kober

Arts & Sciences Electronic Theses and Dissertations

Alzheimer's disease (AD) and other neurodegenerative diseases present a large and growing challenge to global health. The immune system, particularly the innate immune system, is increasingly recognized as having a major role in these pathologies. The innate immune system is responsible to contain disease and promote healing. However, immune misregulation exacerbates disease. The innate immunomodulatory receptor Triggering receptor expressed on myeloid cells-2 (TREM2) is expressed on myeloid cells such as dendritic cells, macrophages, and in the brain, on microglia. TREM2 is a single-pass transmembrane receptor with an extracellular Ig domain that mediates ligand binding. This protein regulates inflammation in vitro …


Structural And Functional Characterization Of Dna Polymerase Ss Mutator Mutants, Sneha Rangarajan Jan 2012

Structural And Functional Characterization Of Dna Polymerase Ss Mutator Mutants, Sneha Rangarajan

Legacy Theses & Dissertations (2009 - 2024)

DNA Polymerase ß (polß) plays a crucial role in repairing damaged DNA in a process called Base Excision Repair (BER). BER is a major pathway of DNA repair, making this system absolutely vital for maintaining genomic integrity. Recent studies estimate 30% of human tumors to contain polß variants that led us to believe that there is a high degree of association between mutations in polß and cancer. In this pathway, after recognition and excision of the damaged base, the DNA is cleaved at an apurinic (AP) site by AP endonuclease leaving behind a 3' hydroxyl and 5' deoxyribose phosphate (dRP). …