Chemically profiled total saponins of
5 affiliations
- 1Basic Medical College of China Three Gorges University, Yichang, Hubei, 443002, China; Third-Grade Pharmacological Laboratory on Chinese Medicine Approved by the State Administration of Traditional Chinese Medicine, College of Medicine and Health Science of China Three Gorges University, Yichang, Hubei, 443002, China
- 2Third-Grade Pharmacological Laboratory on Chinese Medicine Approved by the State Administration of Traditional Chinese Medicine, College of Medicine and Health Science of China Three Gorges University, Yichang, Hubei, 443002, China
- 3The Second Clinical Medical School, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China
- 4The Key Laboratory of Hunan Province for Integrated Traditional Chinese and Western Medicine on Prevention and Treatment of Cardio-Cerebral Diseases, Hunan University of Chinese Medicine, Changsha, Hunan, 410208, China
- 5Institute of Rheumatology, the First College of Clinical Medical Sciences, China Three Gorges University, Yichang, Hubei, 443003, China; Corresponding author. The First College of Clinical Medical Sciences, China Three Gorges University, Yichang, Hubei, 443003, China.
Abstract
Background: Rheumatoid arthritis (RA)-associated bone erosion is largely driven by excessive osteoclast differentiation and activation. Total saponins of Panax japonicus C.A. Meyer (TSPJs), a ginseng-derived botanical fraction, show anti-inflammatory activity in RA-related settings, but their effects on osteoclast-mediated bone destruction remain unclear. Methods: Transcriptomic datasets from RA synovial tissues and RANKL-induced osteoclast differentiation were integrated to identify shared pathogenic signals. TSPJs were chemically profiled by HPLC and evaluated in collagen-induced arthritis mice and RANKL-stimulated RAW264.7 cells. Osteoclast formation and function were assessed by TRAP staining, F-actin ring analysis, gene expression, bone resorption assays, histopathology, radiography, and serological measurements. Network pharmacology, molecular docking, CETSA, immunofluorescence, Western blotting, and immunohistochemistry were used to explore candidate mechanisms. Results: Integrated bioinformatics highlighted NF-κB-related signaling as a shared pathway linking RA and osteoclastogenesis. HPLC identified four representative saponins: araloside A, chikusetsusaponin IVa, ginsenoside Rg2, and ginsenoside Ro. In CIA mice, TSPJs reduced arthritis severity, improved joint pathology, lowered osteoclast-associated serum markers, and attenuated radiographic and histological bone erosion. In vitro, TSPJs inhibited RANKL-induced osteoclast differentiation, disrupted F-actin rings, downregulated osteoclast-related genes, and reduced bone resorption. The overall evidence was consistent with modulation of SRC/TRAF6/NF-κB signaling, while docking and CETSA supported SRC/NFATc1/FOS-related nodes as candidates for further validation. Conclusion: TSPJs attenuated RA-associated bone erosion and restrained osteoclastogenesis, supporting further evaluation of this Panax japonicus -derived saponin preparation.
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BibTeX
@article{yang2026chemically,
title = {{Chemically profiled total saponins of}},
author = {Mei Yang and Jingkai Zhang and Xiang Guo and Yushen Chen and Zhigang Mei and Xiaoqiang Hou and Zhitao Feng},
journal = {Journal of Ginseng Research},
year = {2026},
month = jul,
doi = {10.1016/j.jgr.2026.101113},
url = {https://doi.org/10.1016/j.jgr.2026.101113},
note = {CC BY-NC-ND},
}
RIS
TY - JOUR
TI - Chemically profiled total saponins of
AU - Mei Yang
AU - Jingkai Zhang
AU - Xiang Guo
AU - Yushen Chen
AU - Zhigang Mei
AU - Xiaoqiang Hou
AU - Zhitao Feng
PY - 2026
DA - 2026/07/11
JO - Journal of Ginseng Research
DO - 10.1016/j.jgr.2026.101113
UR - https://doi.org/10.1016/j.jgr.2026.101113
AB - Background: Rheumatoid arthritis (RA)-associated bone erosion is largely driven by excessive osteoclast differentiation and activation. Total saponins of Panax japonicus C.A. Meyer (TSPJs), a ginseng-derived botanical fraction, show anti-inflammatory activity in RA-related settings, but their effects on osteoclast-mediated bone destruction remain unclear. Methods: Transcriptomic datasets from RA synovial tissues and RANKL-induced osteoclast differentiation were integrated to identify shared pathogenic signals. TSPJs were chemically profiled by HPLC and evaluated in collagen-induced arthritis mice and RANKL-stimulated RAW264.7 cells. Osteoclast formation and function were assessed by TRAP staining, F-actin ring analysis, gene expression, bone resorption assays, histopathology, radiography, and serological measurements. Network pharmacology, molecular docking, CETSA, immunofluorescence, Western blotting, and immunohistochemistry were used to explore candidate mechanisms. Results: Integrated bioinformatics highlighted NF-κB-related signaling as a shared pathway linking RA and osteoclastogenesis. HPLC identified four representative saponins: araloside A, chikusetsusaponin IVa, ginsenoside Rg2, and ginsenoside Ro. In CIA mice, TSPJs reduced arthritis severity, improved joint pathology, lowered osteoclast-associated serum markers, and attenuated radiographic and histological bone erosion. In vitro, TSPJs inhibited RANKL-induced osteoclast differentiation, disrupted F-actin rings, downregulated osteoclast-related genes, and reduced bone resorption. The overall evidence was consistent with modulation of SRC/TRAF6/NF-κB signaling, while docking and CETSA supported SRC/NFATc1/FOS-related nodes as candidates for further validation. Conclusion: TSPJs attenuated RA-associated bone erosion and restrained osteoclastogenesis, supporting further evaluation of this Panax japonicus -derived saponin preparation.
SN - 1226-8453
SN - 2093-4947
ER -