Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade

Seaweeds have been utilized as food, fodder, fertilizer, and medicine since ancient times; nevertheless, they have received only a little attention. In the current work, we extracted the sulfated polysaccharide from a marine source and investigated its anti-arthritic potential in vivo. The isolated...

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Main Authors: Ramamoorthi Lavanya, Jeyabalan Srikanth, Sankar Seethalakshmi, Begum M. Yasmin, Duraipandian Chamundeeswari, Sekar Mahendran, Wong Ling Shing, Subramaniyan Vetriselvan
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Language:English
Published: De Gruyter 2025-01-01
Series:Biomolecular Concepts
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Online Access:https://doi.org/10.1515/bmc-2022-0050
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author Ramamoorthi Lavanya
Jeyabalan Srikanth
Sankar Seethalakshmi
Begum M. Yasmin
Duraipandian Chamundeeswari
Sekar Mahendran
Wong Ling Shing
Subramaniyan Vetriselvan
author_facet Ramamoorthi Lavanya
Jeyabalan Srikanth
Sankar Seethalakshmi
Begum M. Yasmin
Duraipandian Chamundeeswari
Sekar Mahendran
Wong Ling Shing
Subramaniyan Vetriselvan
author_sort Ramamoorthi Lavanya
collection DOAJ
description Seaweeds have been utilized as food, fodder, fertilizer, and medicine since ancient times; nevertheless, they have received only a little attention. In the current work, we extracted the sulfated polysaccharide from a marine source and investigated its anti-arthritic potential in vivo. The isolated and freeze-dried polysaccharide was tested for acute oral toxicity based on OECD 423. This step was followed by investigations on clinical signs and gross pathological alterations seen. A complete Freund’s adjuvant-induced arthritis was used to test the in vivo activity in female Sprague–Dawley rats, which were divided into five groups: (1) normal control, (2) arthritic control, (3) methotrexate treatment (0.1 mg/kg), (4) crude sulfated polysaccharide (CSP) (5 mg/kg), and (5) CSP (10 mg/kg). CSP was from the marine brown algae Sargassum ilicifolium from the Gulf of Mannar. The body weight, paw volume, and biochemical markers (alanine aminotransferase, aspartate aminotransferase, creatinine, urea, and C-reactive protein levels) were also measured for each group coupled with histopathological and immunohistochemistry studies. The acute toxicity investigation indicated that the lethal dose of 50% (LD50) of the polysaccharide was more than 2,000 mg/kg. In addition, animals from the methotrexate and CSP (5 mg/kg, p.o.) groups had a substantial reduction in paw volume compared to other treatment groups. Methotrexate and CSP treatment dramatically decreased the levels of the investigated marker enzymes. Histopathology revealed that low-dose CSP (5 mg/kg, p.o.) significantly reduced the severity of synovitis, panniculitis, liver necrosis, inflammatory cell infiltration, and cortical and paracortical necrotic foci in node, compared to the high dose (10 mg/kg, p.o.). Immunohistochemical studies revealed that CSP (5 mg/kg) significantly inhibited pro-inflammatory cytokines such as tumor necrosis factor-alpha, interleukin-2, and CD4 cells. Overall, it can be concluded that a low-dose CSP (5 mg/kg) is an efficient anti-arthritic agent that confers its effects via the cytokine pathway.
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spelling doaj-art-e9265458c7204e81abfc466dbf33f5bb2025-02-02T15:44:54ZengDe GruyterBiomolecular Concepts1868-503X2025-01-01161374610.1515/bmc-2022-0050Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascadeRamamoorthi Lavanya0Jeyabalan Srikanth1Sankar Seethalakshmi2Begum M. Yasmin3Duraipandian Chamundeeswari4Sekar Mahendran5Wong Ling Shing6Subramaniyan Vetriselvan7Department of Pharmacology, Sri Ramachandra Faculty of Pharmacy, Sri Ramachandra Institute of Higher Education and Research (DU), Porur, Chennai, IndiaDepartment of Pharmacology, Sri Ramachandra Faculty of Pharmacy, Sri Ramachandra Institute of Higher Education and Research (DU), Porur, Chennai, IndiaDepartment of Pharmacology, ESIC Medical College & PGIMSR, KK Nagar, Chennai, IndiaDepartment of Pharmaceutics, College of Pharmacy, King Khalid University, Abha, Saudi ArabiaFaculty of Pharmacy, Meenakshi Academy of Higher Education and Research, Kanchipuram, 600 078, IndiaSchool of Pharmacy, Monash University Malaysia, Bandar Sunway, Subang Jaya47500, Selangor, MalaysiaFaculty of Health and Life Sciences, INTI International University, Nilai, 71800MalaysiaDivision of Pharmacology, School of Medical and Life Sciences, Sunway University, No. 5, Jalan Universiti, Bandar Sunway, 47500Selangor Darul Ehsan, MalaysiaSeaweeds have been utilized as food, fodder, fertilizer, and medicine since ancient times; nevertheless, they have received only a little attention. In the current work, we extracted the sulfated polysaccharide from a marine source and investigated its anti-arthritic potential in vivo. The isolated and freeze-dried polysaccharide was tested for acute oral toxicity based on OECD 423. This step was followed by investigations on clinical signs and gross pathological alterations seen. A complete Freund’s adjuvant-induced arthritis was used to test the in vivo activity in female Sprague–Dawley rats, which were divided into five groups: (1) normal control, (2) arthritic control, (3) methotrexate treatment (0.1 mg/kg), (4) crude sulfated polysaccharide (CSP) (5 mg/kg), and (5) CSP (10 mg/kg). CSP was from the marine brown algae Sargassum ilicifolium from the Gulf of Mannar. The body weight, paw volume, and biochemical markers (alanine aminotransferase, aspartate aminotransferase, creatinine, urea, and C-reactive protein levels) were also measured for each group coupled with histopathological and immunohistochemistry studies. The acute toxicity investigation indicated that the lethal dose of 50% (LD50) of the polysaccharide was more than 2,000 mg/kg. In addition, animals from the methotrexate and CSP (5 mg/kg, p.o.) groups had a substantial reduction in paw volume compared to other treatment groups. Methotrexate and CSP treatment dramatically decreased the levels of the investigated marker enzymes. Histopathology revealed that low-dose CSP (5 mg/kg, p.o.) significantly reduced the severity of synovitis, panniculitis, liver necrosis, inflammatory cell infiltration, and cortical and paracortical necrotic foci in node, compared to the high dose (10 mg/kg, p.o.). Immunohistochemical studies revealed that CSP (5 mg/kg) significantly inhibited pro-inflammatory cytokines such as tumor necrosis factor-alpha, interleukin-2, and CD4 cells. Overall, it can be concluded that a low-dose CSP (5 mg/kg) is an efficient anti-arthritic agent that confers its effects via the cytokine pathway.https://doi.org/10.1515/bmc-2022-0050sargassum ilicifoliumtnf-αarthritisanti-arthriticpolysaccharidehuman health
spellingShingle Ramamoorthi Lavanya
Jeyabalan Srikanth
Sankar Seethalakshmi
Begum M. Yasmin
Duraipandian Chamundeeswari
Sekar Mahendran
Wong Ling Shing
Subramaniyan Vetriselvan
Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade
Biomolecular Concepts
sargassum ilicifolium
tnf-α
arthritis
anti-arthritic
polysaccharide
human health
title Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade
title_full Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade
title_fullStr Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade
title_full_unstemmed Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade
title_short Anti-arthritic potential of crude sulfated polysaccharide from marine macroalgae Sargassum ilicifolium (Turner) C. Agardh: Regulation of cytokine cascade
title_sort anti arthritic potential of crude sulfated polysaccharide from marine macroalgae sargassum ilicifolium turner c agardh regulation of cytokine cascade
topic sargassum ilicifolium
tnf-α
arthritis
anti-arthritic
polysaccharide
human health
url https://doi.org/10.1515/bmc-2022-0050
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