Search Results - (Author, Cooperation:C. S. Lim)

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  1. 1
    Staff View
    Publication Date:
    2013-11-29
    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:
    1-Phosphatidylinositol 4-Kinase/*antagonists & ; inhibitors/chemistry/genetics/metabolism ; Adenosine Triphosphate/metabolism ; Animals ; Binding Sites ; Cytokinesis/drug effects ; Drug Resistance/drug effects/genetics ; Fatty Acids/metabolism ; Female ; Hepatocytes/parasitology ; Humans ; Imidazoles/metabolism/pharmacology ; Life Cycle Stages/drug effects ; Macaca mulatta ; Malaria/*drug therapy/*parasitology ; Male ; Models, Biological ; Models, Molecular ; Phosphatidylinositol Phosphates/metabolism ; Plasmodium/classification/*drug effects/*enzymology/growth & development ; Pyrazoles/metabolism/pharmacology ; Quinoxalines/metabolism/pharmacology ; Reproducibility of Results ; Schizonts/cytology/drug effects ; rab GTP-Binding Proteins/genetics/metabolism
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    Staff View
    Publication Date:
    2018-04-06
    Publisher:
    Institute of Physics (IOP)
    Print ISSN:
    1757-8981
    Electronic ISSN:
    1757-899X
    Topics:
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    Staff View
    Publication Date:
    2012-10-05
    Publisher:
    Nature Publishing Group (NPG)
    Print ISSN:
    0028-0836
    Electronic ISSN:
    1476-4687
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  4. 4
    Staff View
    Publication Date:
    2018-04-27
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Geosciences
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    Neuroscience
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  5. 5
    Kumar, A. R. Pradeep ; Rao, C. V. Subba ; Parameswaran, A. ; Kishen, A. ; Lim, C. S.

    Oxford, UK : Blackwell Science Ltd
    Published 2002
    Staff View
    ISSN:
    1365-2842
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    summary  The purpose of this study was to study the effect of XeCl excimer laser on smear layer covered dentine of extracted human teeth. Twenty-four freshly extracted human molar teeth were collected and randomly divided into one control group and three experimental groups of six teeth each (groups A–D). The teeth in the experimental groups were irradiated with XeCl 308-nm excimer laser at a fluence of 0·4 J cm−2 and a constant pulse repetition rate of 25 Hz. Group A was used as the control, while groups B, C and D were irradiated at different exposure times of 3, 5 and 7 s, respectively. Subsequently these teeth specimens were subjected to scanning electron microscopic (SEM) examination and energy dispersive X-ray (EDX) spectrometric analysis. The SEM examination revealed melting of the smear layer covered dentin to conceal the underlying dentinal tubules. At a longer exposure time (7 s), dentin melted to form large grains and this resulted in non-uniform closure of underlying dentinal tubules. Under the conditions of this study, it is concluded that the pulsed XeCl 308-nm excimer laser at a fluence of 0·4 J cm−2, with an exposure time of 5 s uniformly occluded exposed smear layer covered dentine with no conspicuous variation in chemical structure.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  6. 6
    Collins, F.D. ; de Pury, G.G. ; Havlicek, M. ; Lim, C.-S.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0009-3084
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Biology
    Chemistry and Pharmacology
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Lim, C. S. ; Waite, I. M. ; Craft, M. ; Dickinson, J. ; Croucher, R.

    Oxford, UK : Blackwell Publishing Ltd
    Published 1984
    Staff View
    ISSN:
    1600-051X
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    Abstract The aim of the present study was to assess the response of patients to a course of instruction in plaque control as influenced by friends and relatives. The subjects in the study were 41 patients who had been referred to a dental hospital for treatment.There was a major reduction in plaque and gingivitis levels in the subjects at both the 10th and 14th weeks of the study. There was a greater proportional reduction in gingivitis levels in those subjects who had a higher number of reported discussions with their friends. The effect of discussions with members of the family was less clear. Lower values for gingivitis levels at 10 weeks were associated with a higher number of discussions with parents. However the levels of gingivitis tended to be adversely affected by discussions between the subjects and their spouses.The importance of recognising the influence of family and friendship networks needs to be understood when preventive programmes are designed, especially where high levels of self-care are sought as outcomes.Further work is in progress on a group of office workers being treated in a dental practice environment. This will allow the type of advice being obtained from the various contacts to be investigated in more detail.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Lim, C. S. ; Abrams, Paul
    Springer
    Published 1995
    Staff View
    ISSN:
    1433-8726
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Medicine
    Notes:
    Summary The treatment of benign prostatic hyperplasia and the definition of bladder-outlet obstruction has preoccupied urologists and researchers in recent years. Bladder-outlet obstruction can be defined only by pressure-flow measurement. Various methods of analysis of pressure-flow data have been proposed. The Abrams-Griffiths nomogram is an easy method of classifying these data to distinguish between the presence or absence of obstruction. Using the values for the maximal flow and the corresponding voiding detrusor pressure a point can be plotted on the nomogram that determines whether the bladder outlet is obstructed, unobstructed, or equivocally obstructed. For those that fall in the equivocal zone, further criteria for the mean slope of the pressure-flow plot and the minimal voiding detrusor pressure are used to determine whether there is obstruction or not. The nomogram's prognostic value in predicting the outcome of prostatectomy has been studied and found to be excellent. The Abrams-Griffiths nomogram can be modified by assigning an Abrams-Griffiths number to each set of pressure-flow data. This number is easy to calculate and use and gives a continuous variable that can be used to evaluate the effects of therapy. Although the Abrams-Griffiths nomogram and number are somewhat simplistic, none of the more complex methods of pressure-flow analysis have been shown to be better predictors of treatment outcome to date.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  9. 9
    Lim, C. S. ; Nickel, H. ; Naoumidis, A. ; Gyarmati, E.
    Springer
    Published 1997
    Staff View
    ISSN:
    1573-4803
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes:
    Abstract Thin sputtered nickel films grown on SiC were annealed in an Ar/4 vol% H2 atmosphere at temperatures between 550 to 1450°C for various times. The reactivity and the reaction-product morphology were characterized using optical microscopy, surface profilometry, X-ray diffraction, scanning electron microscopy and electron probe microanalysis. The reaction with the formation of silicides and carbon was observed to first occur above 650°C. Above 750°C, as the reaction proceeded, the initially formed Ni3Si2 layer was converted to Ni2Si and carbon precipitates were observed within this zone. The thin nickel film reacted completely with SiC after annealing at 950°C for 2 h. The thermodynamically stable Ni2Si is the only observed silicide in the reaction zone up to 1050°C. Above 1250°C, carbon precipitated preferentially on the outer surface of the reaction zone and crystallized as graphite. The relative adhesive strength of the reaction layers was qualitatively compared using the scratch test method. At temperatures between 850 to 1050°C the relatively higher critical load values of 20–33 N for SiC/Ni couples are formed.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  10. 10
    Lim, C. S. ; Nickel, H. ; Naoumidis, A. ; Gyarmati, E.
    Springer
    Published 1995
    Staff View
    ISSN:
    1573-4803
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes:
    Abstract Thin sputtered cobalt films on SiC were annealed in an Ar/4 vol% H2 atmosphere at temperatures between 500 and 1450 °C for various times. The reaction process and the reaction-product morphology were characterized using optical microscopy, surface profilometry, X-ray diffraction, scanning electron microscopy and electron probe microanalysis. The relative adhesive strength between the film and substrate was determined by the scratch test method. Below 850 °C sputtered cobalt with a thickness of 2 μm on SiC showed no detectable reaction products. Cobalt initially reacted with SiC at 850 °C producing Co2Si and unreacted cobalt in the reaction zone. At 1050 °C the first-formed Co2Si layer reacted to CoSi, and carbon precipitates were formed in the reaction zones. Sputtered thin cobalt layers reacted completely with SiC after annealing at 1050 °C for 2 h. Above 1250°C only CoSi was observed with carbon precipitates having an oriented structure in the reaction zone. Above 1450°C, a significant amount of graphitic carbon in the reaction zone was detected.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  11. 11
    Lim, C. S. ; Nickel, H. ; Naoumidis, A. ; Gyarmati, E.
    Springer
    Published 1996
    Staff View
    ISSN:
    1573-4803
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes:
    Abstract Reaction couples of SiC with thick cobalt foils were annealed in an Ar-4 vol% H2 atmosphere at temperatures between 950 and 1250 °C for times between 4 and 100 h. At temperatures above 950 °C, solid-state reactions lead to the formation of various silicides with carbon precipitates. The typical layer sequence in the reaction zone was determined by quantitative microanalysis to be SiC/CoSi+C/Co2Si+C/Co2Si/Co2Si+C/ ... /Co2Si/Co(Si)/Co. The mechanism of the periodic band structure formation with the carbon precipitation behaviour was discussed in terms of reaction kinetics and thermodynamic considerations. Two ternary phases, CoSiC2 and Co2SiC3, unstable at room temperature, may exist in the system Co-Si-C. The growth of the reaction zone is dependent on the square root of time. The reaction kinetics are proposed to estimate the effective reaction constant from the parabolic growth of the reaction zone. The mechanical properties of the reaction zones were determined by the microhardness test.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses