Mostrando 261 - 280 Resultados de 10,887 Para Buscar '"Sponge"', tiempo de consulta: 0.16s Limitar resultados
  1. 261
    “…Here we report a nearly 50-year study in which a sudden shift in the population dynamics of an ecologically important, structure-forming hexactinellid sponge, Anoxycalyx joubini was observed. This is the largest Antarctic sponge, with individuals growing over two meters tall. …”
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  2. 262
  3. 263
    “…The present synthesis focuses on the so called ‘horny sponges’ recorded from marine caves of the Mediterranean Sea. …”
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  4. 264
    “…Poribacterial clone libraries constructed for Aplysina fulva sponge specimens were analysed with respect to diversity and phylogeny. …”
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  5. 265
    “…Aerobic and anaerobic microbial key processes were quantified and compared to microbial numbers and morphological structure in Mediterranean sponges. Direct counts on histological sections stained with DAPI showed that sponges with high microbial abundances (HMA sponges) have a denser morphological structure with a reduced aquiferous system compared to low microbial abundance (LMA) sponges. …”
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  6. 266
    por Sipkema, Detmer, Blanch, Harvey W.
    Publicado 2009
    “…Microbial diversity and spatial distribution of the diversity within tissue of the marine sponge Tethya californiana was analyzed based on 16S rRNA gene sequences. …”
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  7. 267
    “…Eight new and four known peptaibols were isolated from a strain of the fungus, Trichoderma atroviride (NF16), which was cultured from an Axinellid sponge collected from the East Mediterranean coast of Israel. …”
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  8. 268
    “…The relationship between the tensile properties and chitosan concentration indicated that the ultimate tensile strength for the sponge increased with a higher concentration. The in vitro bFGF release study showed that the higher the concentration of chitosan solution became, the longer the releasing time of the bFGF from the chitosan sponge was.…”
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  9. 269
    por Göthel, Qun, Köck, Matthias
    Publicado 2014
    “…Four new sulfated sesquiterpene hydroquinones siphonodictyals E1–E4 (1–4) and cyclosiphonodictyol A (5) were isolated from a sample of the Caribbean sponge Aka coralliphagum collected off the coast of San Salvador in the Bahamas. …”
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  10. 270
    “…Retrieving this artificial sponge from a tropical ecosystem after deployment for 320 hours afforded three actin–targeting jasplakinolide depsipeptides that had been discovered two decades earlier using traditional sponge specimen collection and isolation procedures. …”
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  11. 271
  12. 272
    “…Eight scalarane sesterterpenoids, including four new compounds, were isolated from the marine sponge Scalarispongia sp. The structures of the new compounds were elucidated by 2D-NMR and HRMS analyses. …”
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  13. 273
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  16. 276
    “…Seven new adociaquinone derivatives, xestoadociaquinones A (1a), B (1b), 14-carboxy-xestoquinol sulfate (2) and xestoadociaminals A–D (3a, 3c, 4a, 4c), together with seven known compounds (5–11) were isolated from an Indonesian marine sponge Xestospongia sp. Their structures were elucidated by extensive 1D and 2D NMR and mass spectrometric data. …”
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  17. 277
    “…Five new scalarane sesterterpenoids, felixins A–E (1–5), were isolated from the Formosan sponge Ircinia felix. The structures of scalaranes 1–5 were elucidated on the basis of spectroscopic analysis. …”
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  18. 278
  19. 279
    “…Three new bromotyrosine-derived alkaloids 14-debromo-11-deoxyfistularin-3 (1), aplysinin A (2), and aplysinin B (3), together with 15 known compounds (4–18) were isolated from the sponge Aplysina lacunosa collected from Stirrup Cay, Bahamas. …”
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  20. 280
    “…Sponges are well known for hosting dense and diverse microbial communities, but how these associations vary with biogeography and environment is less clear. …”
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