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中国精品科技期刊2020

灵芝蜂胶胶囊的抗炎与免疫作用及其机制预测

Anti-inflammatory and Immunomodulatory Effects of Ganoderma lucidum and Propolis Capsules with Mechanism Prediction

  • 摘要: 目的:基于多种经典的动物模型,系统验证灵芝蜂胶胶囊的抗炎与免疫调节作用,结合网络药理学探讨其作用机制,为其药食同源价值开发提供依据。方法:动物实验中,通过二甲苯致小鼠耳肿胀、冰醋酸致腹腔毛细血管通透性增加、鲜蛋清致大鼠足肿胀及棉球致肉芽肿增生模型,综合评价其抗炎效果;以环磷酰胺诱导的免疫低下小鼠模型,评价其对免疫器官指数、病理变化及血清IL-4、IFN-γ、TNF-α水平的影响。最后通过网络药理学筛选灵芝与蜂胶的活性成分与潜在靶点,采用分子对接验证成分与靶点结合活性。结果:动物实验表明,在多种炎症模型中灵芝蜂胶胶囊表现出显著的抗炎活性,对二甲苯诱导的小鼠耳肿胀抑制率超过35%(P<0.01);对冰醋酸引起的腹腔毛细血管通透性增加能显著抑制,吸光度抑制率超过35%(P<0.01);在鲜蛋清诱导的大鼠足肿胀模型中,灵芝蜂胶胶囊高剂量组在各观测时间点均具显著抑制作用,最高抑制率达50%以上;此外,在棉球致肉芽肿增生模型中,该胶囊可使棉球致肉芽肿增生湿重与干重分别降低约25%与30%(P<0.05),且呈现剂量依赖性。在免疫抑制小鼠模型中,灵芝蜂胶胶囊低、高剂量组能改善胸腺萎缩(P<0.05,P<0.01),减轻脾脏组织紊乱;中、高剂量组可显著提升血清IL-4与IFN-γ水平(P<0.01),并显著降低TNF-α水平(P<0.05)。网络药理学筛选得到130个灵芝与蜂胶的活性成分,与抗炎免疫共有靶点303个;PPI分析提示关键靶点为IL6、TNF、AKT1等;GO与KEGG分析进一步表明灵芝蜂胶可能通过调控MAPK、NF-κB及AGE-RAGE等信号通路发挥作用。分子对接结果表明核心成分与关键靶点能够稳定结合,其中麦角甾醇与IL6受体的结合能达−11.7 kcal/mol。结论:本研究通过多模型验证与网络药理学,表明灵芝蜂胶胶囊具有显著的抗炎和免疫增强作用,为其药食同源价值的开发提供了实验依据。

     

    Abstract: Objective: Based on multiple classical animal models, the anti-inflammatory and immunomodulatory effects of Ganoderma lucidum propolis capsules were systematically validated. Combined with network pharmacology, their mechanisms of action were explored, providing a basis for developing their medicinal and dietary dual-purpose value. Methods: In animal experiments, the anti-inflammatory effects were comprehensively evaluated using models induced by xylene-induced ear swelling in mice, acetic acid-induced increased capillary permeability in the peritoneal cavity, fresh egg white-induced paw swelling in rats, and cotton ball-induced granuloma hyperplasia. Using cyclophosphamide-induced immunodeficient mouse models, its effects on immune organ indices, pathological changes, and serum IL-4, IFN-γ, and TNF-α levels were assessed. Finally, network pharmacology was employed to screen active components and potential targets of Ganoderma lucidum and propolis, with molecular docking used to validate the binding activity between components and targets. Results: Animal studies demonstrated that Ganoderma lucidum-propolis capsules exhibited significant anti-inflammatory activity across multiple models. They inhibited xylene-induced mouse ear swelling by over 35% (P<0.01) and markedly suppressed acetic acid-induced increased capillary permeability in the peritoneal cavity, with absorbance inhibition exceeding 35% (P<0.01). In the rat paw swelling model induced by fresh egg white, the high-dose group of Ganoderma lucidum propolis capsules exhibited significant inhibitory effects at all observation time points, with the highest inhibition rate exceeding 50%; Furthermore, in the cotton ball-induced granuloma hyperplasia model, the capsules reduced the wet weight and dry weight of granulomas by approximately 25% and 30%, respectively (P<0.05), exhibiting a dose-dependent effect. In an immunosuppressed mouse model, both low- and high-dose groups of Ganoderma lucidum propolis capsules improved thymus atrophy (P<0.05, P<0.01) and alleviated splenic tissue disorganization; while the medium- and high-dose groups significantly elevated serum IL-4 and IFN-γ levels (P<0.01) and markedly reduced TNF-α levels (P<0.05). Network pharmacology screening identified 130 active components from Ganoderma and propolis, sharing 303 common targets with anti-inflammatory immunity pathways. PPI analysis indicated key targets including IL6, TNF, and AKT1. GO and KEGG analyses further suggested Ganoderma-propolis may exert effects by regulating MAPK, NF-κB, and AGE-RAGE signaling pathways. Molecular docking results demonstrated stable binding between core components and key targets, with ergosterol exhibiting a binding energy of −11.7 kcal/mol to the IL6 receptor. Conclusion: This study, through multi-model validation and network pharmacology, demonstrates that Ganoderma lucidum and propolis capsules possess significant anti-inflammatory and immune-enhancing effects, providing experimental evidence for their development as food-medicine dual-use products.

     

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