Search Results - (Author, Cooperation:W. W. Cheung)

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  1. 1
    D. P. Tittensor ; M. Walpole ; S. L. Hill ; D. G. Boyce ; G. L. Britten ; N. D. Burgess ; S. H. Butchart ; P. W. Leadley ; E. C. Regan ; R. Alkemade ; R. Baumung ; C. Bellard ; L. Bouwman ; N. J. Bowles-Newark ; A. M. Chenery ; W. W. Cheung ; V. Christensen ; H. D. Cooper ; A. R. Crowther ; M. J. Dixon ; A. Galli ; V. Gaveau ; R. D. Gregory ; N. L. Gutierrez ; T. L. Hirsch ; R. Hoft ; S. R. Januchowski-Hartley ; M. Karmann ; C. B. Krug ; F. J. Leverington ; J. Loh ; R. K. Lojenga ; K. Malsch ; A. Marques ; D. H. Morgan ; P. J. Mumby ; T. Newbold ; K. Noonan-Mooney ; S. N. Pagad ; B. C. Parks ; H. M. Pereira ; T. Robertson ; C. Rondinini ; L. Santini ; J. P. Scharlemann ; S. Schindler ; U. R. Sumaila ; L. S. Teh ; J. van Kolck ; P. Visconti ; Y. Ye
    American Association for the Advancement of Science (AAAS)
    Published 2014
    Staff View
    Publication Date:
    2014-10-04
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    *Biodiversity ; *Conservation of Natural Resources ; *Extinction, Biological
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    Staff View
    Publication Date:
    2015-07-04
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    Animals ; Aquaculture ; *Aquatic Organisms ; *Carbon Dioxide ; *Ecosystem ; *Global Warming ; *Greenhouse Effect ; Health ; Humans ; Oceans and Seas ; Risk ; Travel
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    W. W. Cheung ; R. Watson ; D. Pauly
    Nature Publishing Group (NPG)
    Published 2013
    Staff View
    Publication Date:
    2013-05-17
    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:
    Adaptation, Physiological/physiology ; Animals ; Conservation of Natural Resources/statistics & numerical data ; *Ecosystem ; Fisheries/economics/history/*statistics & numerical data ; Fishes/*classification/*physiology ; Food Supply/statistics & numerical data ; Geographic Mapping ; Global Warming/economics/history/prevention & control/*statistics & numerical ; data ; History, 20th Century ; History, 21st Century ; Internationality ; Oceans and Seas ; Population Dynamics ; *Seawater ; Species Specificity ; *Temperature ; Tropical Climate
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  4. 4
    Pinsky, M. L., Reygondeau, G., Caddell, R., Palacios-Abrantes, J., Spijkers, J., Cheung, W. W. L.
    American Association for the Advancement of Science (AAAS)
    Published 2018
    Staff View
    Publication Date:
    2018-06-15
    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:
    Ecology
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  5. 5
    Staff View
    ISSN:
    1365-2036
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    Background : An increasing proportion of the general population across the Western World now survives to an advanced age. However, there is limited data on the outcome of therapeutic endoscopic retrograde cholangiopancreatography in patients above 90 years of age with severe acute cholangitis.Aim : To determine the relative frequency of postendoscopic retrograde cholangiopancreatography complication in this group of patients.Methods : The postendoscopic retrograde cholangiopancreatography complications related outcome of 64 patients aged 90 years and above (Group 1) with severe acute cholangitis were retrospectively compared with 165 patients under the age of 90 years (Group 2).Results : The postendoscopic retrograde cholangiopancreatography complication rate was 4.7% (three patients) in Group 1 and 7.3% (12 patients) in Group 2. There was no significant difference in the postendoscopic retrograde cholangiopancreatography complication rate between the two groups (P = 0.567). The relative frequency of 30-day mortality was 7.8% (five patients) in Group 1 and 4.2% (seven patients) in Group 2 (P = 0.227).Conclusion : Urgent biliary decompression with endoscopic retrograde cholangiopancreatography in patients 90 years of age and older with severe acute cholangitis is a safe and effective procedure in the hands of highly skilled endoscopists and is not associated with increased morbidity or mortality even in this group of high risk patients.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  6. 6
    Marshall, A. T. ; Cheung, W. W. K.
    Springer
    Published 1975
    Staff View
    ISSN:
    1570-7458
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Cheung, W. W. K. ; Wang, J. -B.
    Springer
    Published 1995
    Staff View
    ISSN:
    1615-6102
    Keywords:
    Pieris canidia ; Nosema mesnili ; Microsporidia ; Lepidoptera ; Pieridae ; Ultrastructure
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Notes:
    Summary The ultrastructure of a microsporidiumNosema mesnili found in the Malpighian tubules ofPieris canidia is described. The life cycle includes meronts, sporonts, sporoblasts, and spores, with typical diplokaryon in each stage. The first two stages are amorphous forms with the former having a thinner cell wall. The spore has 11 coils of the polar filament. This protozoan is a chronic pathogen to its insect host and might have potential as a biological control agent.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Wang, Jian Bin ; Cheung, W. W. K.
    Springer
    Published 1997
    Staff View
    ISSN:
    1432-1955
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Medicine
    Notes:
    Abstract The ultrastructure of a-bacteroids in relation to the fat-body cells of the lantern bug Pyrops candelaria was described. The fat-body-cell cytoplasm contained numerous mitochondria, rough endoplasmic reticula, vacuoles, and storage granules. Its nucleus had scattered chromatin materials. The a-bacteroid was enveloped by three membrane layers, namely, the plasma membrane, the cell wall, and the membrane envelope. Its cytoplasm contained amorphous dense bodies. The bacteroid reproduced by binary fission. Tracheoles were also found among fat-body cells.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses