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Pharmacology, Toxicology and Environmental Health

St. John's University

Theses and Dissertations

Theses/Dissertations

2021

Articles 1 - 4 of 4

Full-Text Articles in Life Sciences

Boost The Dsicovery Of Mrp7/Abcc10 Substrates And Inhibitors: Establishment Of New In Vitro And In Silico Models, Jingquan Wang Jan 2021

Boost The Dsicovery Of Mrp7/Abcc10 Substrates And Inhibitors: Establishment Of New In Vitro And In Silico Models, Jingquan Wang

Theses and Dissertations

ATP-binding cassette (ABC) transporters are responsible for the efflux of structurally distinct endo- and xenobiotics energized by ATP hydrolysis. MRP7/ABCC10 belongs to the 10th member of subfamily C and responsible for mediating MDR against a series of chemotherapeutic drugs such as taxanes, epothilones, Vinca alkaloids, anthracyclines and epipodophyllotoxins. Establishment of new in silico and in vitro models for MRP7 substrates/inhibitors prediction Considering the limited knowledge of MRP7, we established a homology model based on bovine MRP1 cryo-EM models. The final model was used for protein global motion analysis and docking analysis. Before docking, potential drug binding pockets were identified and …


Anticancer Effect Of Indanone-Based Thiazolyl Hydrazone Derivative On P53 Mutant Colon Cancer Cell Lines: In Vitro And In Vivo Study, Silpa Narayanan Jan 2021

Anticancer Effect Of Indanone-Based Thiazolyl Hydrazone Derivative On P53 Mutant Colon Cancer Cell Lines: In Vitro And In Vivo Study, Silpa Narayanan

Theses and Dissertations

Colorectal cancer is the third leading cause of cancer related deaths in the United States. Currently, irinotecan, a topoisomerase I inhibitor, is an important anticancer drug approved for patients with advanced or recurrent colorectal cancer. Considering the low response rate and the events of high toxicity caused by irinotecan, we evaluated a series of thirteen thiazolyl hydrazone derivatives of 1-indanone for their potential antineoplastic activity and four compounds showed promising anticancer activity against most of the tested colon cancer cell lines with IC50 values ranging from 0.41 ± 0.19 to 6.85 ± 1.44 μM. It is noteworthy that the compound, …


Design, Synthesis And Pharmacological Evaluation Of Quinazolinamine Derivatives As Bcrp And P-Gp Inhibitors With Improved Metabolic Stability, Chao-Yun Cai Jan 2021

Design, Synthesis And Pharmacological Evaluation Of Quinazolinamine Derivatives As Bcrp And P-Gp Inhibitors With Improved Metabolic Stability, Chao-Yun Cai

Theses and Dissertations

A series of twenty-two quinazolinamine derivatives showing potent inhibitory activities on BCRP and P-gp was synthesized. The reversal study showed that when combined with the potent dual BCRP and P-gp inhibitors 7-8, 29-31, and 34, the IC50 value of mitoxantrone was decreased from 6.50 µM to the range of 0.24 - 0.35 µM for BCRP, and IC50 value of colchicine was decreased from 7.34 μM to the range of 0.12 - 0.29 µM for P-gp. Cyclopropyl quinazolinamine 29 (VKCY-1), which was a dual BCRP and P-gp inhibitor, and azide quinazolinamine 40 (VKCY-2), which was a BCRP inhibitor, were selected for …


Effect Of Inhibition Of Glycogen Catabolism In Hepatocellular Carcinoma Cells, Shrikant Barot Jan 2021

Effect Of Inhibition Of Glycogen Catabolism In Hepatocellular Carcinoma Cells, Shrikant Barot

Theses and Dissertations

Metabolic reprogramming is one of the important features of cancers, and there has been growing interest in targeting metabolic proteins to treat cancer. Glycogen is a polymer of glucose and serves as its storage unit in cells. Glycogen can provide energy to cells during the situations of high energy demand. A number of tumors are known to contain high levels of glycogen than their normal tissue counterparts. The liver plays an essential role in maintaining glucose homeostasis in the body via storing it into glycogen. The significance of glycogen metabolism in patients suffering from hepatocellular carcinoma (HCC) has not been …