Ambrish Saxena

ORCID: 0000-0001-8620-7683
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About
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Research Areas
  • Computational Drug Discovery Methods
  • COVID-19 Clinical Research Studies
  • Neuroscience and Neuropharmacology Research
  • SARS-CoV-2 and COVID-19 Research
  • Ion channel regulation and function
  • Pancreatic function and diabetes
  • Glycosylation and Glycoproteins Research
  • Retinal and Optic Conditions
  • Receptor Mechanisms and Signaling
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Wnt/β-catenin signaling in development and cancer
  • Long-Term Effects of COVID-19
  • Ion Channels and Receptors
  • Myeloproliferative Neoplasms: Diagnosis and Treatment
  • Ovarian cancer diagnosis and treatment
  • Cellular Mechanics and Interactions
  • Ion Transport and Channel Regulation
  • COVID-19 diagnosis using AI
  • Phenothiazines and Benzothiazines Synthesis and Activities
  • Signaling Pathways in Disease
  • Synthesis and Characterization of Heterocyclic Compounds
  • Peptidase Inhibition and Analysis
  • Cellular transport and secretion
  • Herbal Medicine Research Studies
  • Protein Kinase Regulation and GTPase Signaling

Indian Institute of Technology Tirupati
2020-2021

Armed Forces Medical College
2021

Indian Institute of Science Education and Research, Tirupati
2020

Syngene International (India)
2019

Orchid Pharma (India)
2013

University of Tübingen
2011-2012

Heinrich Heine University Düsseldorf
2006-2008

Saint Louis University
1994

The current global pandemic COVID-19 caused by the SARS-CoV-2 virus has already inflicted insurmountable damage both to human lives and economy. There is an immediate need for identification of effective drugs contain disastrous outbreak. Global efforts are underway at a war footing identify best drug combination address disease. In this review, attempt been made understand life cycle, based on information potential druggable targets against summarized. Also, strategies ongoing future...

10.1007/s12038-020-00067-w article EN other-oa Journal of Biosciences 2020-06-29

Klotho, a transmembrane protein, protease and hormone has been shown to exert profound effect on phosphate metabolism. Klotho overexpression lowers deficiency increases the plasma concentration, effects in part attributed an inhibitory of formation 1,25-dihydroxycholecalciferol (1,25(OH) 2D3), active form Vitamin D. Beyond that decrease renal tubular transport more directly. The influence concentration contributes ageing life span. present study explored whether influences major (NaPi-IIa)...

10.1159/000331737 article EN Cellular Physiology and Biochemistry 2011-01-01

Recently Chloroquine and its derivative Hydroxychloroquine have garnered enormous interest amongst the clinicians health authorities' world over as a potential treatment to contain COVID-19 pandemic. The present research aims at investigating therapeutic of potent against SARS-CoV-2 viral proteins. At same time screening was performed for some chemically synthesized derivatives compared their binding efficacy with through in silico approaches. For purpose study, essential proteins enzymes...

10.1080/07391102.2020.1782265 article EN Journal of Biomolecular Structure and Dynamics 2020-06-24

GPR39 is a constitutively active orphan G-protein-coupled receptor capable of increasing serum response element-mediated transcription. We found to be up-regulated in hippocampal cell line resistant against diverse stimulators death and show that its overexpression protects oxidative endoplasmic reticulum stress, as well direct activation the caspase cascade by Bax overexpression. In contrast, silencing rendered cells more susceptible death. An array analysis transcripts induced revealed...

10.1074/jbc.m704323200 article EN cc-by Journal of Biological Chemistry 2008-01-08

The energy-sensing AMP-activated serine/threonine protein kinase (AMPK) confers cell survival in part by stimulation of cellular energy production and limitation utilization. AMPK-sensitive functions further include activities epithelial Na+ channel ENaC voltage-gated K+ KCNE1/KCNQ1. AMPK is activated an increased cytosolic Ca2+ concentration. present study explored whether regulates the Ca2+-sensitive large conductance potassium (BK) channel. cRNA encoding BK was injected into Xenopus...

10.1096/fj.12-208132 article EN The FASEB Journal 2012-07-05

The Janus-activated kinase-2 JAK2 is involved in the signaling of leptin and erythropoietin receptors mediates neuroprotective effects hormones. In theory, could be effective through modulation glutamate transporters, carriers accounting for clearance released during neurotransmission. present study thus elucidated effect on transporters EAAT1, EAAT2, EAAT3 EAAT4. To this end, cRNA encoding was injected into Xenopus oocytes with or without transport estimated from induced current (Iglu)....

10.1159/000335763 article EN Cellular Physiology and Biochemistry 2011-01-01

Glutamate treatment depletes hippocampal HT22 cells of glutathione, which renders the incapable to reduce reactive oxygen species and ultimately cumulates in cell death by oxidative stress. resistant glutamate displayed increased phosphorylation cAMP-response-element binding (CREB) decreased ERK1/2 suggestive differences signal transmission. We investigated amount candidate G-protein-coupled receptors involved this resistance found an increase mRNA for activated vasoactive intestinal peptide...

10.1080/10715760600838191 article EN Free Radical Research 2006-01-01

The asialoglycoprotein (ASGP) receptor undergoes constitutive endocytosis in HepG2 cells, which is regulated by tyrosine kinase activity (Fallon, R. J., Danaher, M., Saylors, L., and Saxena, A. (1994) J. Biol. Chem. 269, 11011-11017). In this study we show that the copurifies with a activity, as defined phosphorylation of an exogenous substrate (reduced carboxyamidomethylated maleylated lysozyme). Analysis cells transfected one subunit ASGP showed signals cytoplasmic domain H1 are sufficient...

10.1016/s0021-9258(18)47064-0 article EN cc-by Journal of Biological Chemistry 1994-10-01

Mallikarjuna Nimgampallea, Hemanth Naick Banavatha, Harshini Chakravarthya , Ambrish Saxenab# & Vasudharani Devanathana* a Department of Biological Sciences, Indian Institute Science Education and Research (IISER) Tirupati, Andhra Pradesh, India; b Syngene International Ltd, Bangalore, Karnataka, India

10.1080/07391102.2019.1686066 article EN Journal of Biomolecular Structure and Dynamics 2019-11-12

The multifunctional protein ß-catenin governs as transcription factor the expression of a wide variety genes relevant for cell proliferation and survival. In addition, is localized at membrane may influence function channels. present study explored possibility that participates in regulation HERG K+ channel. To this end, was expressed Xenopus oocytes with or without voltage-gated current determined utilizing dual electrode voltage clamp. As result, markedly upregulated channel activity, an...

10.1371/journal.pone.0043353 article EN cc-by PLoS ONE 2012-08-15

Recently Chloroquine and its derivative Hydroxychloroquine have garnered enormous interest amongst the clinicians health authorities’ world over as a potential treatment to contain COVID-19 pandemic. The present research aims at investigating therapeutic of potent against SARS-CoV-2 viral proteins. At same time we screened some chemically synthesized derivatives compared their binding efficacy with through in silico approaches. For purpose study, selected essential proteins enzymes...

10.26434/chemrxiv.12365282.v1 preprint EN cc-by-nc-nd 2020-05-27

Recently Chloroquine and its derivative Hydroxychloroquine have garnered enormous interest amongst the clinicians health authorities’ world over as a potential treatment to contain COVID-19 pandemic. The present research aims at investigating therapeutic of potent against SARS-CoV-2 viral proteins. At same time we screened some chemically synthesized derivatives compared their binding efficacy with through <i>in silico</i>approaches. For purpose study, selected essential proteins...

10.26434/chemrxiv.12365282 preprint EN cc-by-nc-nd 2020-05-27

Introduction: A novel beta coronavirus, which was named as severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), identified to be the causative organism of disease (COVID-19). Aims: To study clinico-epidemiological profile hospitalised COVID-19 cases in an urban area. Material and methods: The workers carried out a cross sectional descriptive study. Period 01 April 2020 31 December 2020. Detailed epidemiological, clinical, laboratory radiological data obtained from each case. Above...

10.17727/jmsr.2021/9-22 article EN cc-by Journal of Medical and Scientific Research 2021-07-01
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