Results 81 to 90 of about 1,657 (163)

The evolution of metazoan extracellular matrix [PDF]

open access: yes, 2011
The modular domain structure of extracellular matrix (ECM) proteins and their genes has allowed extensive exon/domain shuffling during evolution to generate hundreds of ECM proteins.
Adams   +55 more
core   +1 more source

Spongin-Based Scaffolds from Hippospongia communis Demosponge as an Effective Support for Lipase Immobilization

open access: yes, 2017
The main purpose of the study was to achieve effective immobilization of lipase B from Candida antarctica (CALB) onto 3D spongin-based scaffolds from Hippospongia communis marine demosponge for rapeseed oil transesterification.
J. Zdarta   +7 more
semanticscholar   +1 more source

The demosponge Leptomitus cf. L. lineatus, first occurence from the Middle Cambrian of Spain (Murero Formation, Western Iberian Chain) [PDF]

open access: yes, 2003
The Middle Cambrian Murero Formation in the Iberian Chain (NE Spain) has yielded a small collection of softbodied fossils (palaeoscolecid worms, onychophorans, algae), a host of fossils from organisms with mineralized skeletons such as trilobites and ...
Consejo Superior de Investigaciones Científicas (Espanya)   +1 more
core   +2 more sources

Animals and Their Unicellular Ancestors [PDF]

open access: yes, 2010
Animals belong to the Opisthokonta, one of the major divisions of the eukaryotic Tree of Life. This supergroup also includes other well?known groups such as fungi and choanoflagellates, in addition to some newly discovered unicellular taxa as the ...
Adl   +51 more
core   +1 more source

The lncRNA HOXA11-AS Regulates Rab3D Expression by Sponging miR-125a-5p Promoting Metastasis of Osteosarcoma [Corrigendum]

open access: yesCancer Management and Research, 2021
Cao K, Fang Y, Wang H, Jiang Z, Guo L, Hu Y. Cancer Manag Res. 2019;11:4505–4518. The authors have advised due to an error at the time of figure assembly, Figure 3B on page 4512 is incorrect.
Cao K   +5 more
doaj  

Sponges Collected during the Third Indian Antarctic Research Expedition with Description of Isodictya Echinata Sp. Novo [PDF]

open access: yes, 1986
Six species of sponges collected from the Antarctic Sea off Queen Maud Land (69°54'S and 12°49' E) during the Third Indian Antarctic Research Expedition (December, 1983 to March, 1984) are described with suitable illustrations.
Mathew, K J, Thomas, P A
core  

Activation of Ca2+-activated Cl- current by depolarizing steps in rabbit urethral interstitial cells. [PDF]

open access: yes, 2003
Interstitial cells were isolated from strips of rabbit urethra for study using the amphotericin B perforated-patch technique. Depolarizing steps to -30 mV or greater activated a Ca2+ current (ICa), followed by a Ca2+-activated Cl- current, and, on ...
Bliska, James   +8 more
core   +2 more sources

Molecular Techniques Reveal Wide Phyletic Diversity of Heterotrophic Microbes Associated with Discodermia spp. (Porifera: Demospongiae) [PDF]

open access: yes, 1999
Sponges are well known to harbor large numbers of heterotrophic microbes within their mesohyl. Studies to determine the diversity of these associated microbes have been attempted for only a few shallow water species.
Janda, Kathleen E.   +4 more
core   +1 more source

New freshwater sponges from Amazonian waters

open access: yes, 1983
Four species of freshwater sponges have their first register of occurrence for Amazonian waters upon specimens collected from Culuene and Sete de Setembro Rivers (Xingú basin), Tapirapés River (Araguaia basin) and Cuieiras River.
Becker Maciel, S., Volkmer-Ribeiro, C.
core  

Novel nanostructured hematite–spongin composite developed using an extreme biomimetic approach

open access: yes, 2015
The marine sponge Hippospongia communis (Demospongiae: Porifera) is a representative of bath sponges, which possess characteristic mineral-free fibrous skeletons made of a structural protein – spongin.
Tomasz Szatkowski   +14 more
semanticscholar   +1 more source

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