Search Results - (Author, Cooperation:A. Roychoudhury)

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  1. 1
    Staff View
    Publication Date:
    2018-08-21
    Publisher:
    The American Association of Immunologists (AAI)
    Print ISSN:
    0022-1767
    Electronic ISSN:
    1550-6606
    Topics:
    Medicine
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    D. P. Locke ; L. W. Hillier ; W. C. Warren ; K. C. Worley ; L. V. Nazareth ; D. M. Muzny ; S. P. Yang ; Z. Wang ; A. T. Chinwalla ; P. Minx ; M. Mitreva ; L. Cook ; K. D. Delehaunty ; C. Fronick ; H. Schmidt ; L. A. Fulton ; R. S. Fulton ; J. O. Nelson ; V. Magrini ; C. Pohl ; T. A. Graves ; C. Markovic ; A. Cree ; H. H. Dinh ; J. Hume ; C. L. Kovar ; G. R. Fowler ; G. Lunter ; S. Meader ; A. Heger ; C. P. Ponting ; T. Marques-Bonet ; C. Alkan ; L. Chen ; Z. Cheng ; J. M. Kidd ; E. E. Eichler ; S. White ; S. Searle ; A. J. Vilella ; Y. Chen ; P. Flicek ; J. Ma ; B. Raney ; B. Suh ; R. Burhans ; J. Herrero ; D. Haussler ; R. Faria ; O. Fernando ; F. Darre ; D. Farre ; E. Gazave ; M. Oliva ; A. Navarro ; R. Roberto ; O. Capozzi ; N. Archidiacono ; G. Della Valle ; S. Purgato ; M. Rocchi ; M. K. Konkel ; J. A. Walker ; B. Ullmer ; M. A. Batzer ; A. F. Smit ; R. Hubley ; C. Casola ; D. R. Schrider ; M. W. Hahn ; V. Quesada ; X. S. Puente ; G. R. Ordonez ; C. Lopez-Otin ; T. Vinar ; B. Brejova ; A. Ratan ; R. S. Harris ; W. Miller ; C. Kosiol ; H. A. Lawson ; V. Taliwal ; A. L. Martins ; A. Siepel ; A. Roychoudhury ; X. Ma ; J. Degenhardt ; C. D. Bustamante ; R. N. Gutenkunst ; T. Mailund ; J. Y. Dutheil ; A. Hobolth ; M. H. Schierup ; O. A. Ryder ; Y. Yoshinaga ; P. J. de Jong ; G. M. Weinstock ; J. Rogers ; E. R. Mardis ; R. A. Gibbs ; R. K. Wilson
    Nature Publishing Group (NPG)
    Published 2011
    Staff View
    Publication Date:
    2011-01-29
    Publisher:
    Nature Publishing Group (NPG)
    Print ISSN:
    0028-0836
    Electronic ISSN:
    1476-4687
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    Animals ; Centromere/genetics ; Cerebrosides/metabolism ; Chromosomes ; Evolution, Molecular ; Female ; Gene Rearrangement/genetics ; Genetic Speciation ; *Genetic Variation ; Genetics, Population ; Genome/*genetics ; Humans ; Male ; Phylogeny ; Pongo abelii/*genetics ; Pongo pygmaeus/*genetics ; Population Density ; Population Dynamics ; Species Specificity
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    ROYCHOUDHURY, A. K.

    [s.l.] : Nature Publishing Group
    Published 1969
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] In an investigation of ABO blood groups of the Chinese in Calcutta, Chaudhuri et al.z determined the gene frequencies of A, B, O and A1? A2, B and O separately. But in this communication I have shown that the gene frequencies of all the alleles can be determined jointly by applying the above ...
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  4. 4
    CHAUDHURI, S. ; MUKHERJEE, B. ; GHOSH, J. ; ROYCHOUDHURY, A. K.

    [s.l.] : Nature Publishing Group
    Published 1967
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] Table I. DISTRIBUTION OF ABO, AiA2BO, MN, Rh, DUFFY AND KELL BLOOD GROUPS AND SECRETOR FACTOR AMONG THE CHINESE IN CALCUTTA ABO system Phenotypes (number and per cent) A B AB Total Genes (per cent) q r 252 44-52 170 30-04 (44-44) (30-13) 113 19-96 (20-06) 31 566 5-48 100-00 (5-37) ...
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  5. 5
    BHATTACHARYA, S. D. ; ROYCHOUDHURY, A. K. ; SINHA, N. K. ; SEN, A.

    [s.l.] : Nature Publishing Group
    Published 1963
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] The cows are described according to the nomenclature of Aschaffenburg and Drewry2'4 as of phenotypes [-lacto-globulin A/A, BB and AjB and a-lactalbumin AA, BB and AB and the proteins as ft-A, $-B and $-AB and a.-A, 0.-B and a-AB. Samples of milk from 18 zebu cows of different breeds ...
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  6. 6
    Roychoudhury, A. K.
    Springer
    Published 1977
    Staff View
    ISSN:
    1432-1203
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Summary Gene frequency data of ten protein and enzyme loci in seven populations of India were collected from the literature. The gene differentiation among seven populations relative to total population was only 0.6%, indicating that the genic variation between populations was small compared to that within them. Using 29 common protein loci, the genetic distances between Indians and three major races of man, Caucasoids, Mongoloids, and Negroids were also determined. Indians are closer to Mongoloids than to Caucasoids or Negroids as indicated by the phylogenetic tree.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Roychoudhury, A. ; De, P. P.

    New York, NY [u.a.] : Wiley-Blackwell
    Published 1993
    Staff View
    ISSN:
    0021-8995
    Keywords:
    Chemistry ; Polymer and Materials Science
    Source:
    Wiley InterScience Backfile Collection 1832-2000
    Topics:
    Chemistry and Pharmacology
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Physics
    Notes:
    Epoxidized natural rubber (ENR) reacts with surface oxygen groups of carbon black. The higher the concentration of these groups, the higher the intensity and the extent of reaction and the better the reinforcing ability of the black. Oxidized furnace blacks and channel blacks, which are known to have high quantities of oxygen functional groups, are thus more reinforcing than are the conventional furnace blacks, particularly in the case of black-filled epoxidized natural rubber. © 1993 John Wiley & Sons, Inc.
    Additional Material:
    6 Ill.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Roychoudhury, A. ; De, P. P.

    New York, NY [u.a.] : Wiley-Blackwell
    Published 1995
    Staff View
    ISSN:
    0021-8995
    Keywords:
    Chemistry ; Polymer and Materials Science
    Source:
    Wiley InterScience Backfile Collection 1832-2000
    Topics:
    Chemistry and Pharmacology
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Physics
    Notes:
    The contribution of elastomer polarity and reactivity to bound rubber formation has been investigated. In this study, a number of elastomers of different chemical nature have been tested. The surface of the carbon black (N110) has also been modified by nitric acid oxidation in order to increase the concentration of surface functional groups. The experimental results have shown that the bound rubber formation is barely related to the polarity of the polymers. It is the reactive sites in both the elastomer and carbon black which are mainly responsible for bound rubber formation. It therefore appears that the elastomer/carbon black interaction leading to the formation of bound rubber is essentially a chemical process involving primary bond formation between elastomer and carbon black. The oxidized carbon black exhibits a higher surface activity which may be due to an increased concentration of oxygen-containing reactive surface sites, namely, phenolic hydroxyl, carboxyl, lactone, and quinone groups. © 1995 John Wiley & Sons, Inc.
    Additional Material:
    2 Ill.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  9. 9
    Roychoudhury, A. ; De, S. K.

    New York, NY [u.a.] : Wiley-Blackwell
    Published 1993
    Staff View
    ISSN:
    0021-8995
    Keywords:
    Chemistry ; Polymer and Materials Science
    Source:
    Wiley InterScience Backfile Collection 1832-2000
    Topics:
    Chemistry and Pharmacology
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Physics
    Notes:
    While studying the curing of rubbers in a moving die rheometer, the viscous component (S″) of the measured torque increases with the formation of ionic cross-linking. But the covalent cross-linking of elastomers is manifested by a decreases in S″. The mixed cross-linking system, however, shows an initial rise in S″ value due to ionic cross-linking, followed by a decrease in S″ due to covalent cross-linking. As curing progresses, the elastic component (S′) of the measured torque in the case of a mixed cross-linking system increases in two steps: The first step is due to ionic cross-link formation, and the second step, to covalent cross-link formation. The moving die rheometer can be useful in assessing not only the extent of cross-linking, but also the type of cross-links formed during the vulcanization of rubbers. © 1993 John Wiley & Sons, Inc.
    Additional Material:
    5 Ill.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses