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Biochemistry, Biophysics, and Structural Biology

Dissertations, Theses, and Capstone Projects

Amyloid

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Full-Text Articles in Life Sciences

Novel Therapeutic Strategies For Alzheimer’S Disease: Targeting Toll-Like Receptor Signaling And A Multi-Target Approach, Giovanni Oliveros Sep 2022

Novel Therapeutic Strategies For Alzheimer’S Disease: Targeting Toll-Like Receptor Signaling And A Multi-Target Approach, Giovanni Oliveros

Dissertations, Theses, and Capstone Projects

Alzheimer’s disease (AD) is multifactorial, and its hallmarks include the formation of amyloid-beta (Ab) plaques and neurofibrillary tau tangles, accompanied by an increase in glial cell activation, culminating in neurodegeneration, chronic neuroinflammation, and cognitive decline in human patients. AD will cost the United States over $300 million this year alone and is projected to cost over $1 trillion by 2050, AD is a serious concern for the aging population, and efforts need to be redirected towards more effective therapeutic intervention strategies. Drugs aimed at halting AD progression have so far proven unsuccessful due to the development of pharmaceuticals that target …


Mechanism And Development Of Peptide-Based Inhibitors To Human Islet Amyloid Polypeptide (Hiapp) Self-Assembly, Jayson Vedad May 2018

Mechanism And Development Of Peptide-Based Inhibitors To Human Islet Amyloid Polypeptide (Hiapp) Self-Assembly, Jayson Vedad

Dissertations, Theses, and Capstone Projects

Amyloid fibrils formed by of hIAPP1-37 (also known as amylin) has been linked to type-II diabetes mortalities and its formation was found to be related to the three aromatic residues in hIAPP1-37. In this dissertation, the role of aromatic amino acids, particularly that of Phe-23, and its various interactions to the self-assembly of human islet amyloid polypeptide (hIAPP)22-29 were investigated. Using a variety of spectroscopic techniques with emphasis to vibrational spectroscopy (FT-IR and Raman spectroscopies) in conjunction with computational methods, different factors leading to aggregation as well as its inhibition were identified. Among the driving forces …