R. K. Singh

Publication List Details

Period

1956 - 2009

Number

123

Co-Authors

Suppression of the critical temperature of superconducting NdFeAs(OF) single crystals by Kondo-like defect sites induced by alpha-particle irradiation (2009)

Tarantini, C., Putti, M., Gurevich, A., Shen, Y., Singh, R. K., Rowell, J. M., ...

We report a comprehensive investigation of the suppression of the critical temperature Tc of NdFeAs(OF) single crystal by alpha-particle irradiation. Our data indicate that irradiation defects...

Effect Of Gamma Radiation On Destruction Of Toxic Polychlorinated Biphenyls (pcbs) In Hydraulic Oils (2009)

Singh, R.K., Khandal, R.K., Singh, Gurdeep

Polychlorinated biphenyls (PCBs) are synthetic organic chemicals and have been commercially used worldwide in many applications. PCBs have been used in oils because of their remarkable properties...

Implications of Free Radicals and Antioxidant Levels in Carcinoma of the Breast: A Never-Ending Battle for Survival (2009)

Sinha, R.J., Singh, R., Mehrotra, S., Singh, R.K.

Background: Under normal circumstances, there is a steady balance between the production of oxygen derived free radicals and their destruction by the cellular antioxidant system inside the human...

Constraining the MSSM with universal gaugino masses and implication for searches at the LHC (2009)

Belanger, G., Boudjema, F., Pukhov, A., Singh, R. K.

Using a Markov chain Monte Carlo approach, we find the allowed parameter space of a MSSM model with seven free parameters. In this model universality conditions at the GUT scale are imposed on the...

Differentially expressed membrane transporters in rice roots may contribute to cultivar dependent salt tolerance (2009)

Senadheera, Prasad, Singh, R. K., Maathuis, Frans J. M.

Salinity tolerance in rice, like in other glycophytes, is a function of cellular ion homeostasis. The large divergence in ion homeostasis between the salt-tolerant FL478 and salt-sensitive IR29 rice...

Application of DDQ and p-Chloranilic Acid for the Spectrophotometric Estimation of Milrinone in Pharmaceutical Formulations (2009)

M.R. Siddiqui, A. Tariq, A. Ahmad, M. Chaudhary, S.M. Shrivastava, R.K. Singh

Two simple, rapid and sensitive spectrophotometric methods have been proposed for the determination of milrinone in pharmaceutical formulations. The first method is based on the charge transfer...

BARC Newsletter Issue No. 249 RESIDUAL STRESS ESTIMATION IN THE INELASTIC RANGE WITH NON-LINEAR FINITE ELEMENT AND ARTIFICAL NEURAL NETWORK ANALYSIS (2008)

Kamal Sharma, R. K. Singh, K. K. Vaze, H. S. Kushwaha

A b s t r a c t A combined residual stress simulation methodology with non-linear finite element analysis and ANN (Artificial Neural Network) analysis is evolved to evaluate the residual stresses for...

Assessment of rice genotypes for salt tolerance using microsatellite markers associated with the saltol QTL (2008)

Mohammadi-Nejad, G., Arzani, A., Rezai, A. M., Singh, R.K., Gregorio, G. B.

A major quantitative trait locus (QTL) for salt tolerance named Saltol was mapped on chromosome 1 using F8 recombinant inbred lines (RILs) of Pokkali/IR29 cross, which is responsible for low Na+,...

Effect of oxygen incorporation on normal and superconducting properties of MgB2 films (2008)

Singh, R. K., Shen, Y., Gandikota, R., Carvalho, C., Rowell, J. M., Newman, N.

Oxygen was systematically incorporated in MBE grown MgB2 films using in-situ post-growth anneals in an oxygen environment. Connectivity analysis in combination with measurements of the critical...

On Implementation of MPEG-2 like Real-Time Parallel Media Applications on MDSP SoC Cradle Architecture (2008)

Ganesh Yadav, R. K. Singh, Vipin Chaudhary

Abstract. In this paper we highlight the suitability of MDSP 3 architecture to exploit the data, algorithmic, and pipeline parallelism offered by video processing algorithms like the MPEG-2 for...

614 STATISTICAL GEOMETRY ANALYSIS OF PROTEINS: IMPLICA TIONS FOR INVERTED STRUCTURE PREDICTION (2008)

A. Tropsha, R. K. Singh, W. Zheng

The topology of folded proteins from the representative dataset of well-defined three-dimensional protein structures is studied using a statistical geometry approach. Amino acid residues in protein...

Feature-Based Techniques for Real-Time Morphable Model Facial Image Analysis (2008)

S. Chaudhuri A, R. K. Singh, E. Charbon B

We present an algorithm to quickly analyse and compress facial images using a 2-dimensional morphable model. It runs in real-time on reasonable resources, and offers considerable opportunities for...

New Physics at the LHC: A Les Houches Report. Physics at Tev Colliders 2007 -- New Physics Working Group (2008)

Brooijmans, G, Delgado, A, Dobrescu, B A, Grojean, Christophe, Narain, M, Alwall, J, ...

We present a collection of signatures for physics beyond the standard model that need to be explored at the LHC. The signatures are organized according to the experimental objects that appear in the...

New Physics at the LHC: A Les Houches Report. Physics at Tev Colliders 2007 -- New Physics Working Group (2008)

Brooijmans, G., Delgado, A., Dobrescu, B. A., Grojean, C., Narain, M., Alwall, J., ...

We present a collection of signatures for physics beyond the standard model that need to be explored at the LHC. The signatures are organized according to the experimental objects that appear in the...

Hydrophobic, Polar and Hydrogen Bonding Based Drug-Receptor Interaction of Tetrahydroimidazobenzodiazepinones (2008)

V.K. Sahu, R.K. Singh, P.P. Singh

Anti-HIV drug discovery has been increasingly focusing on HIV-1-RT (reverse transcriptase) as a potential therapeutic target. Tetrahydroimidazobenzodiazepinone (TIBO) belongs to non-nucleoside group...

Effect of Rb and Cs-doping on superconducting properties of MgB2 thin films (2007)

Singh, R K, Shen, Y, Gandikota, R, Wright, D, Carvalho, C, Rowell, J M, ...

Our Rutherford backscattering spectrometry (RBS) study has found that concentrations up to 7 atomic percent of Rb and Cs can be introduced to a depth of ~700 A in MgB2 thin films by annealing in...

Effect of stoichiometry on oxygen incorporation in MgB2 thin films (2007)

Singh, R K, Shen, Y, Gandikota, R, Rowell, J M, Newman, N

The amount of oxygen incorporated into MgB2 thin films upon exposure to atmospheric gasses is found to depend strongly on the material's stoichiometry. Rutherford backscattering spectroscopy was used...

Probing CP-violating Higgs contributions in $\gamma-\gamma -> f anti-f$ through fermion polarization (2006)

Godbole, Rohini M, Kraml, Sabine, Rindani, S D, Singh, R K

We discuss the use of fermion polarization for studying neutral Higgs bosons at a photon collider. To this aim we construct polarization asymmetries which can isolate the contribution of a Higgs...

CP Studies and Non-Standard Higgs Physics (2006)

Kraml, S., Accomando, E., Akeroyd, A. G., Akhmetzyanova, E., Albert, J., Alves, A., ...

There are many possibilities for new physics beyond the Standard Model that feature non-standard Higgs sectors. These may introduce new sources of CP violation, and there may be mixing between...

MgB2 tunnel junctions with native or thermal oxide barriers (2006)

Singh, R. K., Gandikota, R., Kim, J., Newman, N., Rowell, J. M.

MgB2 tunnel junctions (MgB2/barrier/MgB2) were fabricated using a native oxide grown on the bottom MgB2 film as the tunnel barrier. Such barriers therefore survive the deposition of the second...

The derivative of the topological susceptibility at zero momentumand an estimate of ${\eta}{^'}$ mass in the chiral limit (2006)

Pasupathy, J, Singh, J P, Singh, R K, Upadhyay, A

The anomaly-anomaly correlator is studied using QCD sum rules. Using the matrix elements of anomaly between vacuum and pseudoscalars pi, eta and eta', the derivative of correlator chi(0) is evaluated...

Les Houches "Physics at TeV Colliders 2005'' Beyond the Standard Model working group: summary report (2006)

Accomando, E, Azuelos, Georges, Baer, H, Balázs, C, Bélanger, G, Benakli, Karim, ...

The work contained herein constitutes a report of the "Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 2-20 May, 2005. We present reviews...

Les Houches "Physics at TeV Colliders 2005'' Beyond the Standard Model working group: summary report (2006)

Allanach, B. C., Grojean, C., Skands, P., Accomando, E., Azuelos, G., Baer, H., ...

The work contained herein constitutes a report of the "Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 2-20 May, 2005. We present reviews...

Qualitative algal analysis from the fish-gut: Tested in the rice fish cropping system (2006)

M. Awasthi, D. N. Das, R. K. Singh

Algae constitute a major proportion of fish food in rice-fish culture system. Study of algal preferences and their availability in the natural environment might be important for developing natural...

Comparative Polypeptide Profiling: Isolation, Propagation and Purification of Indian Isolates of Buffalopox Virus (2006)

Singh, R.K., V. Balamurugan, M. Hosamani, C.C. Satheesh, T.J. Rasool, M.P. Yadav

Buffalopox is a contagious viral disease-affecting buffaloes (Bubalus bubalis) and rarely cows, with morbidity up to 80%in affected herd causing high economic losses to the farmers. In the present...

Biotechnology in the Production of Recombinant Vaccine or Antigen for Animal Health (2006)

Balamurugan, V., A. Sen, P. Saravanan, R.K. Singh

Recombinant DNA (rDNA) technology has indeed made tremendous breakthrough in the discovery of various vaccines or diagnostic antigens. The advent of rDNA technology and its application in the...

Comparative Polypeptide Profiling: Isolation, Propagation and Purification of Indian Isolates of Buffalopox Virus (2006)

Singh, R.K., V. Balamurugan, M. Hosamani, C.C. Satheesh, T.J. Rasool, M.P. Yadav

Buffalopox is a contagious viral disease-affecting buffaloes (<I>Bubalus bubalis</I>) and rarely cows, with morbidity up to 80%in affected herd causing high economic losses to the...

Biotechnology in the Production of Recombinant Vaccine or Antigen for Animal Health (2006)

Balamurugan, V., A. Sen, P. Saravanan, R.K. Singh

Recombinant DNA (rDNA) technology has indeed made tremendous breakthrough in the discovery of various vaccines or diagnostic antigens. The advent of rDNA technology and its application in the...

The derivative of the topological susceptibility at zero momentum and an estimate of $\eta'$ mass in the chiral limit (2005)

Pasupathy, J., Singh, J. P., Singh, R. K., Upadhyay, A.

The anomaly-anomaly correlator is studied using QCD sum rules. Using the matrix elements of anomaly between vacuum and pseudoscalars $\pi, eta$ and $\eta'$, the derivative of correlator $chi'(0)$ is...

The role of polarized positrons and electrons in revealing fundamental interactions at the Linear Collider (2005)

Moortgat-Pick, G, Abe, T, Alexander, G, Ananthanarayan, B, Babich, A A, Barber, D, ...

The proposed International Linear Collider (ILC) is well-suited for discovering physics beyond the Standard Model and for precisely unraveling the structure of the underlying physics. The physics...

Polarized positrons and electrons at the linear collider (2005)

Moortgat-Pick, G, Abe, T, Alexander, G, Ananthanarayan, B, Babich, A A, Barber, D, ...

The proposed International Linear Collider (ILC) is well-suited for discovering physics beyond the Standard Model and for precisely unraveling the structure of the underlying physics. The physics...

The role of polarized positrons and electrons in revealing fundamental interactions at the Linear Collider (2005)

Moortgat-Pick, G., Abe, T., Alexander, G., Ananthanarayan, B., Babich, A. A., Bharadwaj, V., ...

The proposed International Linear Collider (ILC) is well-suited for discovering physics beyond the Standard Model and for precisely unraveling the structure of the underlying physics. The physics...

Effect of damage by 2-MeV He ions and annealing on Hc2 in MgB2 thin films (2005)

Gandikota, R., Singh, R. K., Kim, J., Wilkens, B., Newman, N., Rowell, J. M., ...

The effect of damage induced by 2-MeV alpha particles, followed by annealing, on the critical temperature (Tc), resistivity, and upper critical field (Hc2), of three MgB2 films made by different...

Tau polarization as CP diagnostic for a light Higgs boson at a photon collider (2005)

Godbole, Rohini M, Kraml, Sabine, Singh, R K

Unfortunately, we have discovered a bug in the computer program which invalidates the numerical results of our paper. While our formulae and the dependencies explained in the paper are correct, the...

A survey of weighted substitution operators and generalizations of Banach-stone theorem (2005)

R. K. Singh

The classical Banach-Stone theorem characterizes linear surjective isometries between C(K)-spaces. The main aim of this paper is to present a survey of Banach-Stone-theorem-type results between some...

A survey of weighted substitution operators and generalizations of Banach-stone theorem (2005)

R. K. Singh

The classical Banach-Stone theorem characterizes linear surjective isometries between C(K)-spaces. The main aim of this paper is to present a survey of Banach-Stone-theorem-type results between some...

Working Group report: High Energy and Collider Physics (2004)

Mondal, N K, Rindani, S D, Agrawal, P, Agashe, K, Ananthanarayan, B, Assamagan, Ketevi A, ...

This is a summary of the projects undertaken by the Working Group I on High Energy Collider Physics at the Eighth Workshop on High Energy Physics Phenomenology (WHEPP8) held at the Indian Institute...

The role of Cr substitution on the ferromagnetic properties of Ga1-xCrxN (2004)

Singh, R. K., Wu, Stephen Y., Liu, H. X., Gu, Lin, Smith, David J., Newman, N.

Angular-dependent channeling Rutherford Backscattering Spectroscopy (c-RBS) has been used to quantify the fraction of Cr atoms on substitutional, interstitial, and random sites in epitaxial Ga1-xCrxN...

Effect of damage by 2-MeV He ions on the normal and superconducting properties of magnesium diboride (2004)

Gandikota, R., Singh, R. K., Kim, J., Wilkens, B., Newman, N., Rowell, J. M., ...

We have studied the effect of damage induced by 2-MeV alpha particles on the critical temperature, Tc, and resistivity of MgB2 thin films. This technique allows defects to be controllably introduced...

Observation of ferromagnetism above 900 K in Cr-GaN and Cr-AlN (2004)

Liu, H. X., Wu, Stephen Y., Singh, R. K., Gu, Lin, Smith, David J., Dilley, N. R., ...

We report the observation of ferromagnetism at over 900K in Cr-GaN and Cr-AlN thin films. The saturation magnetization moments in our best films of Cr-GaN and Cr-AlN at low temperatures are 0.42 and...

High-field superconductivity in alloyed MgB2 thin films (2004)

Braccini, V., Gurevich, A., Giencke, J. E., Jewell, M. C., Eom, C. B., Larbalestier, D. C., ...

We investigated the effect of alloying on the upper critical field $H_{c2}$ in 12 $MgB_2$ films, in which disorder was introduced by growth, carbon doping or He-ion irradiation, finding a significant...

3D-analysis of an ITER accident scenario. (2004)

Redlinger, R., Baumann, W., Breitung, W., Dorofeev, S., Gulden, W., Kuznetsov, M., ...

23rd Symp.on Fusion Technology (SOFT), Venezia, I, September 20-24, 2004

Experimental study of radiolysis gas detonation under BWR-typical conditions. (2004)

Kuznetsov, M., Dorofeev, S., Singh, R.K., Stern, G., Breitung, W.

Jahrestagung Kerntechnik 2004, Fachsitzung 'Radiolysegas in SWR Anlagen', Düsseldorf, 25.-27.Mai 2004

Probing the CP of the Higgs at a $\gamma \gamma$ collider using $\gamma \gamma \to t \bar t \to lX$ (2002)

Godbole, Rohini M, Rindani, S D, Singh, R K

We present results of an investigation to study CP violation in the Higgs sector in $t\bar t$ production at a $\gamma\gamma$-collider. This is done in a model independent way in terms of six...

Probing the CP of the Higgs at a $\gamma \gamma$ collider using $\gamma \gamma \to t \bar t \to lX$ (2002)

Godbole, R. M., Rindani, S. D., Singh, R. K.

We present results of an investigation to study CP violation in the Higgs sector in $t\bar t$ production at a $\gamma\gamma$-collider. This is done in a model independent way in terms of six...

Study of CP Property of the Higgs at a Photon Collider using $\gamma\gamma\to t\bar t\to l X $ (2002)

Godbole, Rohini M, Rindani, S D, Singh, R K

We study possible effects of CP violation in the Higgs sector on $t\bar t$ production at a $\gamma\gamma$-collider. These studies are performed in a model-independent way in terms of six form-factors...

A multiplex-PCR for the differentiation of Mycobacterium bovis and Mycobacterium tuberculosis (2002)

Shah, D. H., Verma, Rishendra, Bakshi, C.S., Singh, R.K.

A multiplex-polymerase chain reaction (PCR) assay based on one-step amplification and detection of two different mycobacterial genomic fragments was designed for differentiation of Mycobacterium...

Sarcoglycanopathies : A Report of 25 Cases (2002)

Khadilkar, S. V., Singh, R. K., Katrak, S. M.

Twenty five patients with sarcoglycanopathies were studied prospectively. 21 of them had mild phenotype. Muscle involvement was more pronounced in adductor and flexor groups of muscles of the limbs,...

The complete genome of the Crenarchaeote Sulfolobus solfataricus P2 (2001)

She, Q., Singh, R.K., Confalonieri, F., Zivanovic, Y., Allard, G., Awayez, M.J., ...

The genome of the crenarchaeon Sulfolobus solfataricus P2 contains 2,992,245 bp on a single chromosome and encodes 2,977 proteins and many RNAs. One-third of the encoded proteins have no detectable...

The complete genome of the crenarchaeon sulfolobus solfataricus P2 (2001)

She, Q., Singh, R.K., Confalonieri, F., Zivanovic, Y., Allard, G., Awayez, M.J., ...

The genome of the crenarchaeon Sulfolobus solfataricus P2 contains 2,992,245 bp on a single chromosome and encodes 2.977 proteins and many RNAs. One-third of the encoded proteins have no detectable...

Enhancement of enzyme activity through three-phase partitioning: crystal structure of a modified serine proteinase at 1.5 A resolution (2001)

Singh, R.K., Gourinath, S., Sharma, S., Roy, I., Gupta, M.N., Betzel, Ch., ...

Three-phase partitioning is fast developing as a novel bioseparation strategy with a wide range of applications including enzyme stability and enhancement of its catalytic activity. Despite all this,...

Gene content and organization of a 281-kbp contig from the genome of the extremely thermophilic archaeon, Sulfolobus solfataricus P2 (2000)

Charlebois, R., Confalonieri, F., Curtis, B., Doolittle, W.F., Duguet, M., Erauso, G., ...

The sequence of a 281-kbp contig from the crenarchaeote Sulfolobus solfataricus P2 was determined and analysed. Notable features in this region include 29 ribosomal protein genes, 12 tRNA genes (four...

Why use more propofol as 2% formulation? (2000)

Singh, R. K., Simms, S., Lawler, P. G.

Propofol is believed to be the most widely used sedative in the adult intensive care unit (ICU). Its pharmacokinetic profile produces easily controllable sedation.1 Propofol is prepared in 10%...

Prediction of Bed Expansion Ratio for Gas-solid Fluidization in Cylindrical and Non-cylindrical Beds (1999)

Singh, R K, Surayanarayana, A K, Roy, G K

Based on dimensional analysis approach, equations have been developed for the prediction of bed expansion ratio for non-cylindrical (viz, semi-cylindrical, hexagonal and square) and cylindrical beds....

Packed and Fluidized Bed Pressure Drops In Non-Cylindrical Conduits (1997)

Singh, R K, Surayanarayana, A, Roy, G K

With the help of Ergun's equation packed and fluidized bed pressure drop equations are formulated for square, semi-cylindrical and hexagonal conduits based on experimental data.

BioSCAN: a network sharable computational resource for searching biosequence databases (1996)

Singh, R.K., Hoffman, D.L., Tell, S.G., White, C.T.

We describe a network sharable, interactive computational tool for rapid and sensitive search and analysis of biomolecular sequence databases such as GenBank, GenPept, Protein Identification...

Prediction Of Minimum Fluidization Velocity And Bed Pressure Drop In Non-circular Gas-solid Fluidized Bed (1995)

Singh, R K, Surayanarayana, A, Roy, G K

The onset of fluidization velocity and corresponding pressure drop are. based on the balance between the forces which include the gravitational and fluid frictional forces exerted on the particles...

Rapid protein structure classification using one-dimensional structure profiles on the BioSCAN parallel computer (1995)

Hoffman, D.L., Laiter, S., Singh, R.K., Vaisman, I.I., Tropsha, A.

Rapid growth of protein structures database in recent years requires an effective approach for objective comparison and classification of deposited protein structures. We describe a novel method for...

Ground water table behaviour in subsurface drained land in presence of evapotranspiration (1993)

Gupta, S.K., Singh, R.K., Pandey, R.S.

One of the processes known to influence ground water table behaviour in drained irrigated lands of arid and semi-arid regions is evaporation/evapotranspiration (ET). In order to quantify the...

Prediction of Minimum Velocity and Minimum Bed Pressure Drop for Gas-Solid Fluidization in Conical Conduits (1992)

Singh, R K, Surayanarayana, A, Roy, G K

Experimental investigations have been carried out for spherical and non-spherical particles using beds comprised of single-sized particles and mixtures in the size and particle density ranges of 439...

Prediction of Fluctuation Ratio for Binary Mixtures of Non-Spherical Particles in Conical Beds (1991)

Singh, R K, Roy, G K, Suryanarayana, A

Based on experimental investigations a correlation has been developed for the prediction of fluctuation ratio for conical gas-solid fluidized beds of mixed particles. Values computed from the...

Some results on composition operators on ℓ2 (1979)

R. K. Singh, D. K. Gupta, B. S. Komal

A necessary and sufficient condition for a bounded operator to be a composition operator is investigated in this paper. Normal, quasi-hyponormal, paranormal composition operators are characterised.

Some results on composition operators on ℓ2 (1979)

R. K. Singh, D. K. Gupta, B. S. Komal

A necessary and sufficient condition for a bounded operator to be a composition operator is investigated in this paper. Normal, quasi-hyponormal, paranormal composition operators are characterised.

BioSCAN: A Network Sharable Computational Resource for Searching Biosequence Databases (1972)

R. K. Singh, Raj K. Singh, D. L. Hoffman, D. L. Hoffman, S. G. Tell, S. G. Tell, ...

We describe a network sharable, interactive computational tool for rapid and sensitive search and analysis of biomolecular sequence databases such as GenBank, GenPept, Protein Identification...

Studies in the Physiology of Parasitism: XXI. The Production and Properties of Pectic Enzymes secreted by Fusarium moniliforme Sheldon (1956)

SINGH, R. K., WOOD, R. K. S.

Fusarium moniliforme secreted macerating enzymes in liquid media only when these contained certain natural extracts, pectic substances, or galacturonic acid. Apple extract was unsuitable for enzyme...

Interferons alpha and beta down-regulate the expression of basic fibroblast growth factor in human carcinomas.

Singh, R K, Gutman, M, Bucana, C D, Sanchez, R, Llansa, N, Fidler, I J

We investigated the influence of interferons alpha, beta, and gamma (IFN-alpha, -beta, and -gamma) on the production of basic fibroblast growth factor (bFGF) by human renal carcinoma cells. The human...

A molecular phylogeny of the marine red algae (Rhodophyta) based on the nuclear small-subunit rRNA gene.

Ragan, M A, Bird, C J, Rice, E L, Gutell, R R, Murphy, C A, Singh, R K

A phylogeny of marine Rhodophyta has been inferred by a number of methods from nucleotide sequences of nuclear genes encoding small subunit rRNA from 39 species in 15 orders. Sequence divergences are...

Molecular Characterization and Quantitative Analysis of Superoxide Dismutases in Virulent and Avirulent Strains of Aeromonas salmonicida subsp. salmonicida

Dacanay, A., Johnson, S. C., Bjornsdottir, R., Ebanks, R. O., Ross, N. W., Reith, M., ...

Aeromonas salmonicida subsp. salmonicida is a facultatively intracellular gram-negative bacterium that is the etiological agent of furunculosis, a bacterial septicemia of salmonids that causes...

Affinity purification of cellular retinoic acid-binding protein on 14-carboxy-13-cis-retinamide-sepharose 4B.

Singh, R K, Sani, B P, Dawson, M I, Shealy, Y F

A biologically active bifunctional retinoid, ethyl 14-carboxyretinoate, has been synthesized and shown to bind cellular retinoic acid (RA)-binding protein (CRABP) via its free carboxy group. We...

Evaluation of PCR for Diagnosis of Indian Kala-Azar and Assessment of Cure

Maurya, R., Singh, R. K., Kumar, B., Salotra, P., Rai, M., Sundar, S.

This study was done to evaluate PCR with Ld1 primers for the diagnosis of Indian visceral leishmaniasis (VL) and to assess its role in prediction of the disease outcome. The PCR assay was performed...

Biosynthesis of spheroidene and hydroxyspheroidene in Rhodopseudomonas species: experiments with nicotine as inhibitor (Short Communication)

Singh, R. K., Ben-Aziz, A., Britton, G., Goodwin, T. W.

Neurosporene replaces spheroidene and hydroxyspheroidene as the main carotenoid in Rhodopseudomonas spheroides and Rhodopseudomonas gelatinosa grown in the presence of nicotine. On removal of the...

Degree of Selective Constraint as an Explanation of the Different Rates of Evolution of Gender-Specific Mitochondrial DNA Lineages in the Mussel Mytilus

Stewart, D. T., Kenchington, E. R., Singh, R. K., Zouros, E.

Mussels of the genus Mytilus segregate for a maternally transmitted F lineage and a paternally transmitted M lineage of mitochondrial DNA. Previous studies demonstrated that these lineages are older...

Development and Characterization of a Stable Vero Cell Line Constitutively Expressing Peste des Petits Ruminants Virus (PPRV) Hemagglutinin Protein and Its Potential Use as Antigen in Enzyme-Linked Immunosorbent Assay for Serosurveillance of PPRV▿

Balamurugan, V., Sen, A., Saravanan, P., Rasool, T. J., Yadav, M. P., Bandyopadhyay, S. K., ...

We developed and characterized a stable Vero cell line constitutively expressing Peste des petits ruminants virus (PPRV) hemagglutinin (H) protein and assessed its potential use as diagnostic antigen...

Organ site-dependent expression of basic fibroblast growth factor in human renal cell carcinoma cells.

Singh, R. K., Bucana, C. D., Gutman, M., Fan, D., Wilson, M. R., Fidler, I. J.

We investigated the influence of organ microenvironment on the angiogenic phenotype in human renal cell carcinoma (HRCC) cells. HRCC line SN12C was established in vitro from a surgical specimen, and...

Prospective analysis of the association of infection with CagA bearing strains of Helicobacter pylori and coronary heart disease

Singh, R K, McMahon, A D, Patel, H, Packard, C J, Rathbone, B J, Samani, N J

Objective: To see whether it was possible to replicate in a prospective study the association recently reported between infection with the more virulent (type 1) cytotoxin associated gene A (CagA)...

Effect of interferon-gamma priming on the activation of murine peritoneal macrophages to tumouricidal state by cisplatin, IL-1, and tumour necrosis factor (TNF): production of IL-1 and TNF.

Sodhi, A, Singh, R K, Singh, S M

The effect of interferon-gamma (IFN-gamma) priming of murine peritoneal macrophages on the activation to tumouricidal state by cisplatin, lipopolysaccharide (LPS)-IL-1 and TNF was investigated....

Association of specific genotype and haplotype of p53 gene with cervical cancer in India

Mitra, S, Misra, C, Singh, R K, Panda, C K, Roychoudhury, S

Background: The predictive value of codon 72 arginine homozygosity at the p53 gene for human papilloma virus associated cervical cancer risk remains inconclusive. It has also been proposed that the...

Pseudotorsional OCCO backbone angle as a single descriptor of protein secondary structure.

Laiter, S., Hoffman, D. L., Singh, R. K., Vaisman, I. I., Tropsha, A.

Protein secondary structure is conventionally identified using characteristic ranges of two backbone torsional angles phi and psi. We suggest that the secondary structure can be adequately...

Statistical significance of hierarchical multi-body potentials based on Delaunay tessellation and their application in sequence-structure alignment.

Munson, P. J., Singh, R. K.

Statistical potentials based on pairwise interactions between C alpha atoms are commonly used in protein threading/fold-recognition attempts. Inclusion of higher order interaction is a possible means...

BioSCAN: A Dynamically Reconfigurable Systolic Array for Biosequence Analysis

R. K. Singh, W. D. Dettloff, V. L. Chi, D. L. Hoffman, S. G. Tell, C. T. White, ...

We describe the design, implementation, and deployment via the Internet of BioSCAN, an applicationspecific computer system for the rapid determination of statistically significant alignments of...

Economics and Marketing of Aromatic Rice - A Case Study of Chhattisgarh

Marothia, Dinesh K., Singh, R.K., Chandrakar, M.R., Jain, B.C.

In recent years there has been a serious concern among the farmers, scientists, policymakers and environmentalists regarding the continuous erosion of genetic biodiversity of rice cultivars in...

The Indian langur: preliminary report of a new nonhuman primate host for visceral leishmaniasis.

Pal, R., Zehra, K., Katiyar, J. C., Sethi, N., Bhatia, G., ...

Described are the susceptibility of the Indian langur (Presbytis entellus) to Leishmania donovani and the consequent haematological and serum biochemical changes. The host response to antileishmanial...

Daily versus alternate-day regimen of amphotericin B in the treatment of kala-azar: a randomized comparison.

Thakur, C. P., Sinha, G. P., Pandey, A. K., Barat, D., Singh, R. K.

Using a randomized study, we compared a daily and an alternate-day regimen of amphotericin B for the treatment of kala-azar, with respect to efficacy, adverse reactions, cost-effectiveness, and...

Differentially expressed membrane transporters in rice roots may contribute to cultivar dependent salt tolerance

Senadheera, Prasad, Singh, R. K., Maathuis, Frans J. M.

Salinity tolerance in rice, like in other glycophytes, is a function of cellular ion homeostasis. The large divergence in ion homeostasis between the salt-tolerant FL478 and salt-sensitive IR29 rice...