PUBLICATION

Investigation of Physical Characteristics and In Vitro Anti-Inflammatory Effects of Fucoidan from Padina arborescens: A Comprehensive Assessment against Lipopolysaccharide-Induced Inflammation

Authors
Lee, H.G., Liyanage, N.M., Yang, F., Kim, Y.S., Lee, S.H., Ko, S.C., Yang, H.W., Jeon, Y.J.
ID
ZDB-PUB-240328-4
Date
2024
Source
Marine drugs   22(3): (Journal)
Registered Authors
Jeon, You-Jin
Keywords
Padina arborescens, anti-inflammatory activity, fucoidan, functional food, structural characteristics
MeSH Terms
  • Animals
  • Inflammation
  • Lipopolysaccharides*
  • Nitric Oxide
  • Phaeophyceae*
  • Polysaccharides
  • Zebrafish
PubMed
38535450 Full text @ Mar. Drugs
Abstract
A biocompatible, heterogeneous, fucose-rich, sulfated polysaccharide (fucoidan) is biosynthesized in brown seaweed. In this study, fucoidan was isolated from Padina arborescens (PAC) using celluclast-assisted extraction, purified, and evaluated for its anti-inflammatory potential in lipopolysaccharide (LPS)-induced RAW 264.7 cells. Structural analyses were performed using Fourier transform infrared (FTIR) and scanning electron microscopy. Among the purified fucoidans, fucoidan fraction 5 (F5) exhibited strong inhibitory activity against LPS-induced nitric oxide (NO) production and pro-inflammatory cytokine generation through the regulation of iNOS/COX-2, MAPK, and NF-κB signaling in LPS-induced RAW 264.7 cells. Determination of the structural characteristics indicated that purified F5 exhibited characteristics similar to those of commercial fucoidan. In addition, further analyses suggested that F5 inhibits LPS-induced toxicity, cell death, and NO generation in zebrafish models. Taken together, these findings imply that P. arborescens fucoidans have exceptional anti-inflammatory action, both in vitro and in vivo, and that they may have prospective uses in the functional food sector.
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