Javeed Ahmad

article

Outcomes of in‐hospital cardiac arrest in COVID‐19 patients: A proportional prevalence meta‐analysis

Tanveer Mir, Yasar Sattar, Javeed Ahmad, Waqas Ullah, more

Catheterization and Cardiovascular Interventions > 99 > 1 > 1 - 8

Background Limited epidemiological data are available on the outcomes of in‐hospital cardiac arrest (CA) in COVID‐19 patients. Methods We performed literature search of PubMed, EMBASE, Cochrane, and Ovid to identify research articles that studied outcomes of in‐hospital cardiac arrest in COVID‐19 patients. The primary outcome was survival at discharge. Secondary outcomes included return of spontaneous...

article

Monitoring stream water quality of Dagwan stream, an important tributary of Dal Lake, Kashmir Himalaya

Inam Sabha, Sami Ullah Bhat, Aadil Hamid, Javeed Ahmad Rather

Arabian Journal of Geosciences > 2019 > 12 > 8 > 1-17

The assessment of water quality of the Dagwan stream encompassing spatiotemporal variations in physicochemical parameters and all important and relevant hydrological attributes was carried out at five different sites for a period of 1 year (June 2014–May 2015). Statistical techniques like analysis of variance (ANOVA), cluster analysis, and regression analysis applied to datasets revealed spatiotemporal...

article

Layered metal(IV) phosphonate materials: Solid‐state ¹H, ¹³C, ³¹P NMR spectra and NMR relaxation

Javeed Ahmad Sheikh, Vladimir I. Bakhmutov, Abraham Clearfield

Magnetic Resonance in Chemistry > 56 > 4 > 276 - 284

Multinuclear solid‐state NMR and powder X‐ray diffraction data collected for phosphonate materials Zr(O₃PC₆H₄PO₃) · 3.6H₂O and Sn(O₃PC₆H₄PO₃)_0.85(O₃POH)_0.30 · 3.09H₂O have resulted in the layered structure, where the phosphonic acids cross‐link the layers. The main structural motif (the 111 connectivity in the PO₃ group) has been established by determination of chemical shift anisotropy parameters...

article

Effect of Gradation of Bed Material on Local Scour Depth

Bintul Huda Mir, Mohd Akbar Lone, Javeed Ahmad Bhat, Nasir Ahmad Rather

Geotechnical and Geological Engineering > 2018 > 36 > 4 > 2505-2516

The paper presents a study on local scour with respect to bed material gradation, flow depth and the Froude number. In the study, bed materials collected from five different rivers were used separately for four different shapes of the obstructions. The water discharge was also varied for each run. The experimental results obtained, reveal the dependence of local scour on the overall bed material gradation,...

article

Achieving Amphibious Superprotonic Conductivity in a Cu^I Metal–Organic Framework by Strategic Pyrazinium Salt Impregnation

Sajal Khatua, Arun Kumar Bar, Javeed Ahmad Sheikh, Abraham Clearfield, more

Chemistry – A European Journal > 24 > 4 > 872 - 880

Treatment of a pyrazine (pz)‐impregnated Cu^I metal–organic framework (MOF) ([1⊃pz]) with HCl vapor renders an interstitial pyrazinium chloride salt‐hybridized MOF ([1⊃pz⋅6 HCl]) that exhibits proton conductivity over 10⁻² S cm⁻¹ both in anhydrous and under humid conditions. Framework [1⊃pz⋅6 HCl] features the highest anhydrous proton conductivity among the lesser‐known examples of MOF‐based materials...

article

TNF-alpha −308G/A and −238G/A polymorphisms and its protein network associated with type 2 diabetes mellitus

Kaiser Jamil, Archana Jayaraman, Javeed Ahmad, Sindhu Joshi, more

Saudi Journal of Biological Sciences > 2017 > 24 > 6 > 1195-1203

Several reports document the role of tumor necrosis factor alpha (TNF-α) and lipid metabolism in the context of acute inflammation as a causative factor in obesity-associated insulin resistance and as one of the causative parameter of type 2 diabetes mellitus (T2DM). Our aim was to investigate the association between −308G/A and −238G/A polymorphisms located in the promoter region of the TNF-α gene...

article

Modification and intercalation of layered zirconium phosphates: a solid‐state NMR monitoring

Vladimir I. Bakhmutov, Yuwei Kan, Javeed Ahmad Sheikh, Julissa González‐Villegas, more

Magnetic Resonance in Chemistry > 55 > 7 > 648 - 654

Several layered zirconium phosphates treated with Zr(IV) ions, modified by monomethoxy‐polyethyleneglycol‐monophosphate and intercalated with doxorubicin hydrochloride have been studied by solid‐state MAS NMR techniques. The organic components of the phosphates have been characterized by the ¹³C{¹H} CP MAS NMR spectra compared with those of initial compounds. The multinuclear NMR monitoring has provided...

article

Pharmacodynamic and cytogenetic evaluation in CYP2C192 and CYP2C193 allelomorphism in South Indian population with clopidogrel therapy

Javeed Ahmad Tantray, K. Pratap Reddy, Kaiser Jamil, Y. Shiva Kumar

International Journal of Cardiology > 2017 > 229 > C > 113-118

Genetic factors play a significant role in pathogenesis of most diseases of heart. The present study was undertaken to correlate coronary artery disease with demographical, biochemical alterations, SNPs, gene expression and chromosomal abnormalities and for further enlightening the investigation in this field.150 patients taking clopidogrel drug were selected and single nucleotide polymorphism was...

article

Design, synthesis and DNA-binding study of some novel morpholine linked thiazolidinone derivatives

Javeed Ahmad War, Santosh Kumar Srivastava, Savitri Devi Srivastava

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2017 > 173 > C > 270-278

The emergence of multiple drug resistance amongst bacterial strains resulted in many clinical drugs to be ineffective. Being vulnerable to bacterial infections any lack in the development of new antimicrobial drugs could pose a serious threat to public health. Here we report design and synthesis of a novel class of morpholine linked thiazolidinone hybrid molecules. The compounds were characterized...

article

Spectroscopic characterization of 1-[3-(1H-imidazol-1-yl)propyl]-3-phenylthiourea and assessment of reactive and optoelectronic properties employing DFT calculations and molecular dynamics simulations

Javeed Ahmad War, K. Jalaja, Y. Sheena Mary, C. Yohannan Panicker, more

Journal of Molecular Structure > 2017 > 1129 > C > 72-85

IR and Raman spectra of 1-[3-(1H-imidazol-1-yl)propyl]-3-phenylthiourea (HIPPT) have been recorded in the solid phase and the vibrational wave numbers are calculated theoretically by B3LYP/6-31G(d,p) (6D, 7F) method. All the fundamental vibrational modes have been assigned using potential energy distribution values and the molecular structure was analyzed in terms of parameters like bond length, bond...

article

Synthesis and DNA‐binding study of imidazole linked thiazolidinone derivatives

Javeed Ahmad War, Santosh Kumar Srivastava, Savitri Devi Srivastava

Luminescence > 32 > 1 > 104 - 113

A novel series of imidazole‐linked thiazolidinone hybrid molecules were designed and synthesized through a feasible synthetic protocol. The molecules were characterized with Fourier transform infrared (FT‐IR), ¹H nuclear magnetic resonance (NMR), ¹³C NMR and high‐resolution mass spectrometry (HRMS) techniques. In vitro susceptibility tests against Gram‐positive (S. aureus and B. subtilis) and Gram‐negative...

article

Withanone, an Active Constituent from Withania somnifera, Affords Protection Against NMDA-Induced Excitotoxicity in Neuron-Like Cells

Nawab John Dar, Javeed Ahmad Bhat, Naresh Kumar Satti, Parduman Raj Sharma, more

Molecular Neurobiology > 2017 > 54 > 7 > 5061-5073

Withania somnifera has immense pharmacologic and clinical uses. Owing to its similar pharmacologic activity as that of Korean Ginseng tea, it is popularly called as Indian ginseng. In most cases, extracts of this plant have been evaluated against various diseases or models of disease. However, little efforts have been made to evaluate individual constituents of this plant for neurodegenerative disorders...

article

Molecular conformational analysis, vibrational spectra, NBO, NLO analysis and molecular docking study of bis[(E)-anthranyl-9-acrylic]anhydride based on density functional theory calculations

Y. Sheena Mary, C. Yohannan Panicker, Thies Thiemann, Mariam Al-Azani, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 151 > Complete > 350-359

FT-IR and FT-Raman spectra of bis[(E)-anthranyl-9-acrylic]anhydride were recorded and analyzed. The conformational behavior is also investigated. The vibrational wave numbers were calculated using density functional theory (DFT) quantum chemical calculations. The data obtained from wave number calculations are used to assign vibrational bands obtained in Infrared and Raman spectra. Potential energy...

article

Vibrational spectroscopic and molecular docking study of (2E)-N-(4-chloro-2-oxo-1,2-dihydroquinolin-3-yl)-3-phenylprop-2-enamide

Rajeev T. Ulahannan, C. Yohannan Panicker, Hema Tresa Varghese, Robert Musiol, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 151 > Complete > 335-349

FT-IR and FT-Raman spectra of (2E)-N-(4-chloro-2-oxo-1,2-dihydroquinolin-3-yl)-3-phenylprop-2-enamide were recorded and analyzed experimentally and theoretically. The synthesis, ¹H NMR and PES scan results are also discussed. Nonlinear optical behavior of the examined molecule was investigated by the determination of first hyperpolarizability. The calculated HOMO and LUMO energies show the chemical...

article

Molecular structure, FT-IR, FT-Raman, NBO, HOMO and LUMO, MEP, NLO and molecular docking study of 2-[(E)-2-(2-bromophenyl)ethenyl]quinoline-6-carboxylic acid

Rajeev T. Ulahannan, C. Yohannan Panicker, Hema Tresa Varghese, Robert Musiol, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 151 > Complete > 184-197

The optimized molecular structure, vibrational frequencies, corresponding vibrational assignments of 2-[(E)-2-(2-bromophenyl)ethenyl]quinoline-6-carboxylic acid have been investigated experimentally and theoretically using Gaussian09 software package. Potential energy distribution of the normal modes of vibrations was done using GAR2PED program. ¹H NMR chemical shifts calculations were carried out...

article

Vibrational spectroscopic studies and molecular docking study of 2-[(E)-2-phenylethenyl]quinoline-5-carboxylic acid

Rajeev T. Ulahannan, C. Yohannan Panicker, Hema Tresa Varghese, Robert Musiol, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 150 > Complete > 190-199

FT-IR and FT-Raman spectra of 2-[(E)-2-phenylethenyl]quinoline-5-carboxylic acid were recorded and obtained and analyzed. The vibrational wavenumbers were computed using DFT quantum chemical calculations. The geometrical parameters (SDD) of the title compound are in agreement with that of similar derivatives. Stability of the molecule arising from the hyper conjugative interactions, charge delocalization...

article

FT-IR, NBO, HOMO–LUMO, MEP analysis and molecular docking study of Methyl N-({[2-(2-methoxyacetamido)-4-(phenylsulfanyl)phenyl]amino}[(methoxycarbonyl) imino]methyl)carbamate

C. Yohannan Panicker, Hema Tresa Varghese, B. Narayana, K. Divya, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 148 > Complete > 29-42

The optimized molecular structure, vibrational frequencies, corresponding vibrational assignments of Methyl N-({[2-(2-methoxyacetamido)-4-(phenylsulfanyl) phenyl]amino} [(methoxycarbonyl)imino]methyl)carbamate have been investigated using HF and DFT levels of calculations. The geometrical parameters are in agreement with XRD data. The stability of the molecule arising from hyper-conjugative interaction...

article

Spectroscopic investigation (FT-IR and FT-Raman), vibrational assignments, HOMO–LUMO, NBO, MEP analysis and molecular docking study of 2-[(4-chlorobenzyl)sulfanyl]-4-(2-methylpropyl)-6-(phenylsulfanyl)-pyrimidine-5-carbonitrile, a potential chemotherapeutic agent

Nourah Z. Alzoman, Y. Sheena Mary, C. Yohannan Panicker, Ibrahim A. Al-Swaidan, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 139 > Complete > 413-424

Vibrational spectral analysis of 2-[(4-chlorobenzyl)sulfanyl]-4-(2-methylpropyl)-6-(phenylsulfanyl)-pyrimidine-5-carbonitrile was carried out using FT-IR and FT-Raman spectroscopic techniques. The equilibrium geometry and vibrational wave numbers have been computed using density functional B3LYP method with 6-311++G(d,p)(5D,7F) as basis set. Stability of the molecule arising from hyper conjugative...

article

Vibrational spectroscopic and molecular docking study of 2-Benzylsulfanyl-4-[(4-methylphenyl)-sulfanyl]-6-pentylpyrimidine-5-carbonitrile, a potential chemotherapeutic agent

Nadia G. Haress, Ali A. El-Emam, Omar A. Al-Deeb, C. Yohannan Panicker, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 137 > Complete > 569-580

FT-IR and FT-Raman spectra of 2-Benzylsulfanyl-4-[(4-methylphenyl)-sulfanyl]-6-pentylpyrimidine-5-carbonitrile were recorded and analyzed. The structure of the molecule has been optimized and the structural characteristics have been determined by density functional theory. The geometrical parameters (DFT) are in agreement with the XRD results. HOMO and LUMO and other chemical properties are reported...

article

Spectroscopic investigation (FT-IR, FT-Raman and SERS), vibrational assignments, HOMO–LUMO analysis and molecular docking study of Opipramol

Y. Sheena Mary, C. Yohannan Panicker, C.N. Kavitha, H.S. Yathirajan, more

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy > 2015 > 137 > Complete > 547-559

FT-IR and FT-Raman spectra of Opipramol were recorded and analyzed. SERS spectrum was recorded in silver colloid. The vibrational wave numbers were computed using DFT quantum chemical calculations. The data obtained from wave number calculations are used to assign vibrational bands obtained in infrared and Raman spectra as well as in SERS of the studied molecule. Potential energy distribution was...

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Search results for: Javeed Ahmad

Outcomes of in‐hospital cardiac arrest in COVID‐19 patients: A proportional prevalence meta‐analysis

Monitoring stream water quality of Dagwan stream, an important tributary of Dal Lake, Kashmir Himalaya

Layered metal(IV) phosphonate materials: Solid‐state ¹H, ¹³C, ³¹P NMR spectra and NMR relaxation

Effect of Gradation of Bed Material on Local Scour Depth

Achieving Amphibious Superprotonic Conductivity in a Cu^I Metal–Organic Framework by Strategic Pyrazinium Salt Impregnation

TNF-alpha −308G/A and −238G/A polymorphisms and its protein network associated with type 2 diabetes mellitus

Modification and intercalation of layered zirconium phosphates: a solid‐state NMR monitoring

Pharmacodynamic and cytogenetic evaluation in CYP2C192 and CYP2C193 allelomorphism in South Indian population with clopidogrel therapy

Design, synthesis and DNA-binding study of some novel morpholine linked thiazolidinone derivatives

Spectroscopic characterization of 1-[3-(1H-imidazol-1-yl)propyl]-3-phenylthiourea and assessment of reactive and optoelectronic properties employing DFT calculations and molecular dynamics simulations

Synthesis and DNA‐binding study of imidazole linked thiazolidinone derivatives

Withanone, an Active Constituent from Withania somnifera, Affords Protection Against NMDA-Induced Excitotoxicity in Neuron-Like Cells

Molecular conformational analysis, vibrational spectra, NBO, NLO analysis and molecular docking study of bis[(E)-anthranyl-9-acrylic]anhydride based on density functional theory calculations

Vibrational spectroscopic and molecular docking study of (2E)-N-(4-chloro-2-oxo-1,2-dihydroquinolin-3-yl)-3-phenylprop-2-enamide

Molecular structure, FT-IR, FT-Raman, NBO, HOMO and LUMO, MEP, NLO and molecular docking study of 2-[(E)-2-(2-bromophenyl)ethenyl]quinoline-6-carboxylic acid

Vibrational spectroscopic studies and molecular docking study of 2-[(E)-2-phenylethenyl]quinoline-5-carboxylic acid

FT-IR, NBO, HOMO–LUMO, MEP analysis and molecular docking study of Methyl N-({[2-(2-methoxyacetamido)-4-(phenylsulfanyl)phenyl]amino}[(methoxycarbonyl) imino]methyl)carbamate

Spectroscopic investigation (FT-IR and FT-Raman), vibrational assignments, HOMO–LUMO, NBO, MEP analysis and molecular docking study of 2-[(4-chlorobenzyl)sulfanyl]-4-(2-methylpropyl)-6-(phenylsulfanyl)-pyrimidine-5-carbonitrile, a potential chemotherapeutic agent

Vibrational spectroscopic and molecular docking study of 2-Benzylsulfanyl-4-[(4-methylphenyl)-sulfanyl]-6-pentylpyrimidine-5-carbonitrile, a potential chemotherapeutic agent

Spectroscopic investigation (FT-IR, FT-Raman and SERS), vibrational assignments, HOMO–LUMO analysis and molecular docking study of Opipramol

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