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Mar. Drugs 2013, 11(8), 2917-2926; doi:10.3390/md11082917
Article

Anti-Inflammatory Components of the Starfish Astropecten polyacanthus

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Received: 20 June 2013 / Revised: 17 July 2013 / Accepted: 19 July 2013 / Published: 13 August 2013
(This article belongs to the Special Issue Marine Compounds and Inflammation)
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Abstract

Inflammation is important in biomedical research, because it plays a key role in inflammatory diseases including rheumatoid arthritis and other forms of arthritis, diabetes, heart disease, irritable bowel syndrome, Alzheimer’s disease, Parkinson’s disease, allergies, asthma, and even cancer. In the present study, we describe the inhibitory effect of crude extracts and steroids isolated from the starfish Astropecten polyacanthus on pro-inflammatory cytokine (Interleukin-12 (IL-12) p40, interleukin-6 (IL-6), and tumor necrosis factor α (TNF-α)) production in lipopolysaccharide (LPS)-stimulated bone marrow-derived dendritic cells (BMDCs). Among those tested, compounds 5 and 7 showed potent inhibitory effects on the production of all three pro-inflammatory cytokines with IC50 values ranging from 1.82 ± 0.11 to 7.00 ± 0.16 μM. Potent inhibitory activities were also observed for compound 1 on the production of IL-12 p40 and IL-6 with values of 3.96 ± 0.12 and 4.07 ± 0.13 μM, respectively, and for compounds 3 and 4 on the production of IL-12 p40 with values of 6.55 ± 0.18 and 5.06 ± 0.16 μM, respectively. Moreover, compounds 2 (IC50 = 34.86 ± 0.31 μM) and 6 (IC50 = 79.05 ± 2.05 μM) exhibited moderate inhibitory effects on the production of IL-12 p40, whereas compounds 3 (IC50 = 22.80 ± 0.21 μM) and 4 (IC50 = 16.73 ± 0.25 μM) moderately inhibited the production of TNF-α and IL-6, respectively.
Keywords: starfish; Astropecten polyacanthus; IL-12 p40; IL-6; TNF-α; LPS-stimulated BMDCs starfish; Astropecten polyacanthus; IL-12 p40; IL-6; TNF-α; LPS-stimulated BMDCs
This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Thao, N.P.; Cuong, N.X.; Luyen, B.T.T.; Quang, T.H.; Hanh, T.T.H.; Kim, S.; Koh, Y.-S.; Nam, N.H.; Van Kiem, P.; Van Minh, C.; Kim, Y.H. Anti-Inflammatory Components of the Starfish Astropecten polyacanthus. Mar. Drugs 2013, 11, 2917-2926.

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