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Full-Text Articles in Medicine and Health Sciences

Nrh:Quinone Oxidoreductase 2 (Nqo2) And Glutaminase (Gls) Both Play A Role In Large Extracellular Vesicles (Lev) Formation In Preclinical Lncap-C4-2b Prostate Cancer Model Of Progressive Metastasis, Thambi Dorai, Ankeeta Shah, Faith Summers, Rajamma Mathew, Jing Huang, Tze-Chen Hsieh, Joseph M. Wu Nov 2018

Nrh:Quinone Oxidoreductase 2 (Nqo2) And Glutaminase (Gls) Both Play A Role In Large Extracellular Vesicles (Lev) Formation In Preclinical Lncap-C4-2b Prostate Cancer Model Of Progressive Metastasis, Thambi Dorai, Ankeeta Shah, Faith Summers, Rajamma Mathew, Jing Huang, Tze-Chen Hsieh, Joseph M. Wu

NYMC Faculty Publications

In the course of studies aimed at the role of oxidative stress in the development of metastatic potential in the LNCaP-C4-2B prostate cancer progression model system, we found a relative decrease in the level of expression of the cytoplasmic nicotinamide riboside: quinone oxidoreductase (NQO2) and an increase in the oxidative stress in C4-2B cells compared to that in LNCaP or its derivatives C4 and C4-2. It was also found that C4-2B cells specifically shed large extracellular vesicles (LEVs) suggesting that these LEVs and their cargo could participate in the establishment of the osseous metastases. The level of expression of caveolin-1 …


Anti-Tumor Activity Of Phenoxybenzamine And Its Inhibition Of Histone Deacetylases, Mario A. Inchiosa Jun 2018

Anti-Tumor Activity Of Phenoxybenzamine And Its Inhibition Of Histone Deacetylases, Mario A. Inchiosa

NYMC Faculty Publications

The principal finding from this study was the recognition that the α-adrenergic antagonist, phenoxybenzamine, possesses histone deacetylase inhibitory activity. Phenoxybenzamine is approved by the United States Food and Drug Administration for the treatment of hypertensive crises associated with tumors of the adrenal medulla, pheochromocytomas. It has several "off label" indications relative to its capacity to relax vascular smooth muscle and smooth muscle of the urogenital tract. The drug also has a long history of apparent efficacy in ameliorating, and perhaps reversing, the severe symptoms of neuropathic pain syndromes. Our interest in this feature of the drug relates to the fact …


Nyx-2925 Is A Novel Nmda Receptor-Specific Spirocyclic-Beta-Lactam That Modulates Synaptic Plasticity Processes Associated With Learning And Memory, M. Amin Khan, David R. Houck, Amanda L. Gross, Xiao-Lei Zhang, Cassia Cearley, Patric K. Stanton, Joseph R. Moskal Mar 2018

Nyx-2925 Is A Novel Nmda Receptor-Specific Spirocyclic-Beta-Lactam That Modulates Synaptic Plasticity Processes Associated With Learning And Memory, M. Amin Khan, David R. Houck, Amanda L. Gross, Xiao-Lei Zhang, Cassia Cearley, Patric K. Stanton, Joseph R. Moskal

NYMC Faculty Publications

Background: N-methyl-D-aspartate receptors are one member of a family of ionotropic glutamate receptors that play a pivotal role in synaptic plasticity processes associated with learning and have become attractive therapeutic targets for diseases such as depression, anxiety, schizophrenia, and neuropathic pain. NYX-2925 ((2S, 3R)-3-hydroxy-2-((R)-5-isobutyryl-1-oxo-2,5-diazaspiro[3.4]octan-2-yl)butanamide) is one member of a spiro-beta-lactam-based chemical platform that mimics some of the dipyrrolidine structural features of rapastinel (formerly GLYX-13: threonine-proline-proline-threonine) and is distinct from known N-methyl-D-aspartate receptor agonists or antagonists such as D-cycloserine, ketamine, MK-801, kynurenic acid, or ifenprodil. Methods: The in vitro and in vivo pharmacological properties of NYX-2925 were examined. Results: NYX-2925 has …


Population Pharmacokinetic/Pharmacodynamic Modeling Of Depot Testosterone Cypionate In Healthy Male Subjects, Youwei Bi, Paul J. Perry, Michael Ellerby, Daryl J. Murry Jan 2018

Population Pharmacokinetic/Pharmacodynamic Modeling Of Depot Testosterone Cypionate In Healthy Male Subjects, Youwei Bi, Paul J. Perry, Michael Ellerby, Daryl J. Murry

Faculty Publications & Research of the TUC College of Pharmacy

A randomized, double-blind clinical trial was conducted to investigate long-term abuse effects of testosterone cypionate (TC). Thirty-one healthy men were randomized into a dose group of 100, 250, or 500 mg/wk and received 14 weekly injections of TC. A pharmacokinetic/pharmacodynamic (PK/PD) model was developed to characterize testosterone concentrations and link exposure to change in luteinizing hormone and spermatogenesis following long-term TC administration. A linear one-compartment model best described the concentration-time profile of total testosterone. The population mean estimates for testosterone were 2.6 kL/day for clearance and 14.4 kL for volume of distribution. Weight, albumin, and their changes from baseline were …


Naturally Occurring 3rs, 7r, 11r-Phytanic Acid Suppresses In Vitro T-Cell Production Of Interferon-Gamma, Tomonori Nakanishi, Ibuki Motoba, Mayuko Anraku, Ryoji Suzuki, Yuto Yamaguchi, Laurie Erickson, Satoshi Kawahara Jan 2018

Naturally Occurring 3rs, 7r, 11r-Phytanic Acid Suppresses In Vitro T-Cell Production Of Interferon-Gamma, Tomonori Nakanishi, Ibuki Motoba, Mayuko Anraku, Ryoji Suzuki, Yuto Yamaguchi, Laurie Erickson, Satoshi Kawahara

Hebrew Theological College Publications and Research

Background: Among the eight stereoisomers of phytanic acid (PA), the 3RS, 7R, 11R-isomer is naturally occurring and is present in foods and the human body. PA is considered to have possible health benefits in the immune system. However, it remains undetermined whether these effects are elicited by the 3RS, 7R, 11R-PA isomer, because previous studies used a commercially available PA whose isomer configuration is unknown. In this study, we synthesized a preparation of 3RS, 7R, 11R-PA, and investigated its in vitro immunomodulatory effects, especially the T-cell production of interferon (IFN)-γ, which is associated with various autoimmune diseases. This study …