Cited by 27Seaweed-derived Bioactive CompoundsPolysaccharides Composition and ApplicationsPolymer Surface Interaction Studies

Structure versus anticoagulant and antithrombotic actions of marine sulfated polysaccharides

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Pomin, Vitor Hugo, Mourão, Paulo Antônio de Souza·2012·Revista Brasileira de Farmacognosia

Abstract

Marine sulfated polysaccharides (MSP), such as sulfated fucans (SF), sulfated galactans (SG) and glycosaminoglycans (GAG) isolated from either algae or invertebrate animals, are highly anionic polysaccharides capable of interacting with certain cationic proteins, such as (co)-factors of the coagulation cascade during clotting-inhibition processes. These molecular complexes between MSP and coagulation-related proteins might, at first glance, be assumed to be driven mostly by electrostatic interactions. However, a systematic comparison using several novel sulfated polysaccharides composed of repetitive oligosaccharides with clear sulfation patterns has shown that these molecular interactions are regulated essentially by the stereochemistry of the glycans (which depends on a conjunction of anomericity, monosaccharide, conformational preference, and glycosylation and sulfation sites), rather than just a simple consequence of their negative charge density (mainly the number of sulfate groups). Here, we present an overview of the structure-function relationships of MSP, correlating their structures with their potential anticoagulant and antithrombotic actions, since pathologies related to the cardiovascular system are one of the major causes of illness and mortality in the world.

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Crossref · 10.1590/s0102-695x2012005000068

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  • Polysaccharides from marine animals demonstrate diverse biological properties, including anticoagulant, antithrombotic, antioxidative, neuroprotective, and antiviral activity.

    “These compounds demonstrate diverse biological properties, including anticoagulant and antitrombotic [131,132,133], antioxidative [134], neuroprotective [135,136], and antiviral activity as well [8,137].”

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Authors
Pomin, V. H., & Mourão, P. A. D. S.
Affiliations
Universidade Federal do Rio de Janeiro (BR)
Venue
Revista Brasileira de Farmacognosia
Published
2012-08
Volume
22
Issue
4
Pages
921-928
ISSN
0102-695X (ISSN-L)
OpenAlex
W1824540854
Cited by
26
References
34
Citations by year
2025: 1 · 2023: 1 · 2022: 1 · 2021: 12 · 2020: 2 · 2019: 1 · 2016: 2 · 2014: 4 · 2013: 2
FWCI
2.82
Type
journal article
Language
en
Open access
Locations
  • Revista Brasileira de Farmacognosia (publishedVersion, cc-by-nc-nd)
  • LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas) (publishedVersion, other-oa)
  • Americanae (AECID Library) (submittedVersion, cc-by-nc-nd)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion)
Topics
  • Life Sciences › Agricultural and Biological Sciences › Aquatic Science › Seaweed-derived Bioactive Compounds
  • Life Sciences › Agricultural and Biological Sciences › Food Science › Polysaccharides Composition and Applications
  • Physical Sciences › Materials Science › Surfaces, Coatings and Films › Polymer Surface Interaction Studies
Keywords
sulfated fucans, sulfated galactans, glycosaminoglycans, anticoagulant activity, antithrombotic activity, structure-function relationship, glycosylation sites, coagulation cascade, electrostatic interactions, cardiovascular disease, algae

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