Ajay P. Singh Mitchell Cancer Institute, College of Medicine University of South Alabama Biography Publications Institution JoVE Articles Ajay P. Singh has not added a biography. If you are Ajay P. Singh and would like to personalize this page please email our Author Liaison for assistance. Publications Determining the Size Distribution and Integrity of Extracellular Vesicles by Dynamic Light Scattering Methods in Molecular Biology (Clifton, N.J.). 2022 | Pubmed ID: 35044664 MYB Interacts with Androgen Receptor, Sustains Its Ligand-independent Activation and Promotes Castration Resistance in Prostate Cancer British Journal of Cancer. Nov, 2021 | Pubmed ID: 34837075 Platinum-resistant Ovarian Cancer: From Drug Resistance Mechanisms to Liquid Biopsy-based Biomarkers for Disease Management Seminars in Cancer Biology. 12, 2021 | Pubmed ID: 34418576 The Impact of Neoadjuvant Concurrent Chemoradiation on Exosomal Markers (CD63 and CD9) Expression and Their Prognostic Significance in Patients with Rectal Adenocarcinoma Oncotarget. Jul, 2021 | Pubmed ID: 34316329 Clinicopathologic Significance and Race-specific Prognostic Association of MYB Overexpression in Ovarian Cancer Scientific Reports. 06, 2021 | Pubmed ID: 34145334 The Prevalence and Clinical Relevance of 2R/2R TYMS Genotype in Patients with Gastrointestinal Malignancies Treated with Fluoropyrimidine-based Chemotherapy Regimens The Pharmacogenomics Journal. 06, 2021 | Pubmed ID: 33608662 Epidermal Growth Factor Receptor-activating Mutation(E746_T751>VP) in Pancreatic Ductal Adenocarcinoma Responds to Erlotinib, Followed by Epidermal Growth Factor Receptor Resistance-mediating Mutation (A647T): A Case Report and Literature Review Journal of Cancer Research and Therapeutics. Jul-Sep, 2020 | Pubmed ID: 32930150 Modulation of the Tumor Microenvironment by Natural Agents: Implications for Cancer Prevention and Therapy Seminars in Cancer Biology. May, 2020 | Pubmed ID: 32470379 Hypoxia Alters the Release and Size Distribution of Extracellular Vesicles in Pancreatic Cancer Cells to Support Their Adaptive Survival Journal of Cellular Biochemistry. 01, 2020 | Pubmed ID: 31407387 Exosomal Markers (CD63 and CD9) Expression and Their Prognostic Significance Using Immunohistochemistry in Patients with Pancreatic Ductal Adenocarcinoma Journal of Gastrointestinal Oncology. Aug, 2019 | Pubmed ID: 31392050 The Prevalence of DPYD*9A(c.85T>C) Genotype and the Genotype-Phenotype Correlation in Patients with Gastrointestinal Malignancies Treated With Fluoropyrimidines: Updated Analysis Clinical Colorectal Cancer. 09, 2019 | Pubmed ID: 31160238 Revisiting the Clinical Importance of DPYD*9A (c.85T>C) Variant of Dihydropyrimidine Dehydrogenase (DPYD) Gene in Patients Treated with Fluoropyrimidine-Based Chemotherapy Journal of Molecular Biomarkers & Diagnosis. 2018 | Pubmed ID: 31105991 ETV4: an Emerging Target in Pancreatic Cancer Oncoscience. Sep, 2018 | Pubmed ID: 30460327 Germline Pharmacogenomics of DPYD*9A (c.85T>C) Variant in Patients with Gastrointestinal Malignancies Treated with Fluoropyrimidines Journal of Gastrointestinal Oncology. Jun, 2018 | Pubmed ID: 29998006 ETV4 Facilitates Cell-Cycle Progression in Pancreatic Cells Through Transcriptional Regulation of Cyclin D1 Molecular Cancer Research : MCR. 02, 2018 | Pubmed ID: 29117940 Racial Health Disparities in Ovarian Cancer: Not Just Black and White Journal of Ovarian Research. Sep, 2017 | Pubmed ID: 28931403 Exosomal Markers (CD63 and CD9) Expression Pattern Using Immunohistochemistry in Resected Malignant and Nonmalignant Pancreatic Specimens Pancreas. Jul, 2017 | Pubmed ID: 28609367 MicroRNAs in Gynecological Cancers: Small Molecules with Big Implications Cancer Letters. 10, 2017 | Pubmed ID: 28549791 Emerging Evidence for the Role of Differential Tumor Microenvironment in Breast Cancer Racial Disparity: a Closer Look at the Surroundings Carcinogenesis. 08, 2017 | Pubmed ID: 28430867 Resistin Potentiates Chemoresistance and Stemness of Breast Cancer Cells: Implications for Racially Disparate Therapeutic Outcomes Cancer Letters. 06, 2017 | Pubmed ID: 28302531 Exosomes Confer Chemoresistance to Pancreatic Cancer Cells by Promoting ROS Detoxification and MiR-155-mediated Suppression of Key Gemcitabine-metabolising Enzyme, DCK British Journal of Cancer. Feb, 2017 | Pubmed ID: 28152544 Biological Basis of Cancer Health Disparities: Resources and Challenges for Research American Journal of Cancer Research. 2017 | Pubmed ID: 28123843 Epigenetic Basis of Cancer Health Disparities: Looking Beyond Genetic Differences Biochimica Et Biophysica Acta. Reviews on Cancer. Aug, 2017 | Pubmed ID: 28108348 Racial Disparities in Prostate Cancer: a Molecular Perspective Frontiers in Bioscience (Landmark Edition). 01, 2017 | Pubmed ID: 27814645 Comparative Analysis of the Relative Potential of Silver, Zinc-oxide and Titanium-dioxide Nanoparticles Against UVB-induced DNA Damage for the Prevention of Skin Carcinogenesis Cancer Letters. 12, 2016 | Pubmed ID: 27693632 Honokiol Suppresses Pancreatic Tumor Growth, Metastasis and Desmoplasia by Interfering with Tumor-stromal Cross-talk Carcinogenesis. 11, 2016 | Pubmed ID: 27609457 Deep Sequencing and in Silico Analyses Identify MYB-regulated Gene Networks and Signaling Pathways in Pancreatic Cancer Scientific Reports. 06, 2016 | Pubmed ID: 27354262 MYB Promotes Desmoplasia in Pancreatic Cancer Through Direct Transcriptional Up-regulation and Cooperative Action of Sonic Hedgehog and Adrenomedullin The Journal of Biological Chemistry. 07, 2016 | Pubmed ID: 27246849 Pancreatic Cancer Exosomes: Shedding Off for a Meaningful Journey Pancreatic Disorders & Therapy. 2016 | Pubmed ID: 27030812 P-21 Activated Kinase 4 (PAK4) Maintains Stem Cell-like Phenotypes in Pancreatic Cancer Cells Through Activation of STAT3 Signaling Cancer Letters. Jan, 2016 | Pubmed ID: 26546043 MYB is a Novel Regulator of Pancreatic Tumour Growth and Metastasis British Journal of Cancer. Dec, 2015 | Pubmed ID: 26657649 Size is an Essential Parameter in Governing the UVB-protective Efficacy of Silver Nanoparticles in Human Keratinocytes BMC Cancer. Sep, 2015 | Pubmed ID: 26373391 Development and Characterization of a Novel in Vitro Progression Model for UVB-Induced Skin Carcinogenesis Scientific Reports. Sep, 2015 | Pubmed ID: 26349906 MicroRNA-345 Induces Apoptosis in Pancreatic Cancer Cells Through Potentiation of Caspase-dependent and -independent Pathways British Journal of Cancer. Aug, 2015 | Pubmed ID: 26247574 Gemcitabine Triggers Angiogenesis-promoting Molecular Signals in Pancreatic Cancer Cells: Therapeutic Implications Oncotarget. Nov, 2015 | Pubmed ID: 25970774 Resistin and Interleukin-6 Exhibit Racially-disparate Expression in Breast Cancer Patients, Display Molecular Association and Promote Growth and Aggressiveness of Tumor Cells Through STAT3 Activation Oncotarget. May, 2015 | Pubmed ID: 25868978 MicroRNAs: Emerging Novel Targets of Cancer Therapies BioMed Research International. 2015 | Pubmed ID: 25866788 Modulation of MicroRNAs by Phytochemicals in Cancer: Underlying Mechanisms and Translational Significance BioMed Research International. 2015 | Pubmed ID: 25853141 Silver Nanoparticles Protect Human Keratinocytes Against UVB Radiation-induced DNA Damage and Apoptosis: Potential for Prevention of Skin Carcinogenesis Nanomedicine : Nanotechnology, Biology, and Medicine. Jul, 2015 | Pubmed ID: 25804413 Molecular Targets of Honokiol: A Promising Phytochemical for Effective Cancer Management The Enzymes. 2014 | Pubmed ID: 27102704 CXCL12/CXCR4 Signaling Counteracts Docetaxel-induced Microtubule Stabilization Via P21-activated Kinase 4-dependent Activation of LIM Domain Kinase 1 Oncotarget. Nov, 2014 | Pubmed ID: 25359780 P-21 Activated Kinase 4 Promotes Proliferation and Survival of Pancreatic Cancer Cells Through AKT- and ERK-dependent Activation of NF-κB Pathway Oncotarget. Sep, 2014 | Pubmed ID: 25238288 Synthesis, Characterization, and Evaluation of Poly (D,L-lactide-co-glycolide)-based Nanoformulation of MiRNA-150: Potential Implications for Pancreatic Cancer Therapy International Journal of Nanomedicine. 2014 | Pubmed ID: 24971005 MicroRNAs in Pancreatic Malignancy: Progress and Promises Cancer Letters. Jun, 2014 | Pubmed ID: 24561061 Cancer "stemness"- Regulating MicroRNAs: Role, Mechanisms and Therapeutic Potential Current Drug Targets. Sep, 2013 | Pubmed ID: 23834145 An Undesired Effect of Chemotherapy: Gemcitabine Promotes Pancreatic Cancer Cell Invasiveness Through Reactive Oxygen Species-dependent, Nuclear Factor κB- and Hypoxia-inducible Factor 1α-mediated Up-regulation of CXCR4 The Journal of Biological Chemistry. Jul, 2013 | Pubmed ID: 23740244 CXCL12/CXCR4 Protein Signaling Axis Induces Sonic Hedgehog Expression in Pancreatic Cancer Cells Via Extracellular Regulated Kinase- and Akt Kinase-mediated Activation of Nuclear Factor κB: Implications for Bidirectional Tumor-stromal Interactions The Journal of Biological Chemistry. Nov, 2012 | Pubmed ID: 22995914 Honokiol: a Novel Natural Agent for Cancer Prevention and Therapy Current Molecular Medicine. Dec, 2012 | Pubmed ID: 22834827 Myb Overexpression Overrides Androgen Depletion-induced Cell Cycle Arrest and Apoptosis in Prostate Cancer Cells, and Confers Aggressive Malignant Traits: Potential Role in Castration Resistance Carcinogenesis. Jun, 2012 | Pubmed ID: 22431717 MicroRNA-150 Directly Targets MUC4 and Suppresses Growth and Malignant Behavior of Pancreatic Cancer Cells Carcinogenesis. Dec, 2011 | Pubmed ID: 21983127 CXCR1 and CXCR2 Silencing Modulates CXCL8-dependent Endothelial Cell Proliferation, Migration and Capillary-like Structure Formation Microvascular Research. Nov, 2011 | Pubmed ID: 21749879 Honokiol Arrests Cell Cycle, Induces Apoptosis, and Potentiates the Cytotoxic Effect of Gemcitabine in Human Pancreatic Cancer Cells PloS One. 2011 | Pubmed ID: 21720559 Modulation of Protein Phosphatase 2A Activity Alters Androgen-independent Growth of Prostate Cancer Cells: Therapeutic Implications Molecular Cancer Therapeutics. May, 2011 | Pubmed ID: 21393425 MicroRNA-based Cancer Therapeutics: Big Hope from Small RNAs Molecular and Cellular Pharmacology. 2010 | Pubmed ID: 21289871 CXCL8 and Its Cognate Receptors in Melanoma Progression and Metastasis Future Oncology (London, England). Jan, 2010 | Pubmed ID: 20021212 Boîte à outils intégrative pour analyser les signaux cellulaires: forces, mouvement, morphologie et fluorescence Alyson Nguyen*1, Keith Battle*2,3, Sunita S. Paudel*2,3, Ningyong Xu2, Jessica Bell3, Linn Ayers3, Cassandra Chapman4, Ajay P. Singh5, Srinivas Palanki6, Thomas Rich3,7, Diego F. Alvarez8, Troy Stevens2,3, Dhananjay T. Tambe3,4,7 1Biomedical Sciences, Pat Capps Covey College of Allied Health Professions, University of South Alabama, 2Department of Physiology and Cell Biology, College of Medicine, University of South Alabama, 3Center for Lung Biology, College of Medicine, University of South Alabama, 4William B. Burnsed Jr. Mechanical, Aerospace, and Biomedical Engineering Department, College of Engineering, University of South Alabama, 5Mitchell Cancer Institute, College of Medicine, University of South Alabama, 6Department of Chemical and Biomedical Engineering, West Virginia University, 7Department of Pharmacology, College of Medicine, University of South Alabama, 8Department of Physiology & Pharmacology, College of Osteopathic Medicine, Sam Houston State University JoVE 63095 Biologia
Boîte à outils intégrative pour analyser les signaux cellulaires: forces, mouvement, morphologie et fluorescence Alyson Nguyen*1, Keith Battle*2,3, Sunita S. Paudel*2,3, Ningyong Xu2, Jessica Bell3, Linn Ayers3, Cassandra Chapman4, Ajay P. Singh5, Srinivas Palanki6, Thomas Rich3,7, Diego F. Alvarez8, Troy Stevens2,3, Dhananjay T. Tambe3,4,7 1Biomedical Sciences, Pat Capps Covey College of Allied Health Professions, University of South Alabama, 2Department of Physiology and Cell Biology, College of Medicine, University of South Alabama, 3Center for Lung Biology, College of Medicine, University of South Alabama, 4William B. Burnsed Jr. Mechanical, Aerospace, and Biomedical Engineering Department, College of Engineering, University of South Alabama, 5Mitchell Cancer Institute, College of Medicine, University of South Alabama, 6Department of Chemical and Biomedical Engineering, West Virginia University, 7Department of Pharmacology, College of Medicine, University of South Alabama, 8Department of Physiology & Pharmacology, College of Osteopathic Medicine, Sam Houston State University JoVE 63095 Biologia