風藤
Piper kadsura (Choisy) Ohwi

別名:細葉青蔞藤、大風藤、真風藤、南風藤、海風藤、石楠藤、荖藤、爬崖香、爬岩香

形態:

常綠攀緣木質藤本,節長不定根。單葉,互生,葉柄圓柱形,基部略抱莖。葉長卵形,先端銳尖;基部鈍略歪基,全緣,5 基出脈。雌雄異株,肉穗花序,與葉柄對生,花序上舉狀花序,雄花序之小花苞片黃綠色,近圓形,內部密佈長絨毛,花絲白色,粗短,小於 0.2 mm,花藥 2 室,縱裂;雌花序長 2.6-3.4 cm,小花苞片黃綠色,子房上位闊卵球形,淺綠色,1 室;柱頭 3 叉,舌狀;胚珠1枚,卵球形,基生胎座。果序穗狀,果實核果,熟時紅色,圓球形,柱頭宿存,種子 1,圓球形,褐色。

典籍記載之相關效用:

風藤的藤莖,味辛苦性微溫,有祛風濕、通經絡、理氣效,主治風濕、跌打。《台灣藥用植物資源名錄156

海風藤《本草再新》為細葉青蔞藤的藤莖,味辛苦性微溫,為祛風藥;有祛風濕、通經絡、理氣、止痛之效,主治風寒濕痹、肢節疼痛、筋脈拘攣、脘腹冷痛、水腫等。《中華本草》

藥理研究:

PAF 拮抗劑 [1-3]:風藤莖葉提取物能減輕內毒素造成大鼠的低血壓和肺損傷,可能與血小板活化因子 (PAF) 拮抗活性有關。從風藤地上部分離到 kadsurenin B、C、K、L 具顯著 PAF 拮抗活性。以 3H-PAF 受體結合測定,風藤地上部分離的 (-)-denudatin B 顯示出強效 PAF 拮抗活性。免疫調控作用 [4-5]:實驗證明風藤的生物鹼 piperlactam S 能抑制T細胞的蛋白質與 RNA 合成以及抑制細胞增殖;該化合物阻滯T細胞週期從 G1 到 S 進程。進一步機轉證實 piperlactam S 抑制T細胞 IL-2 mRNA 表達的效應阻止了調控細胞週期的 c-Fos 蛋白合成。該團隊也證實風藤的 futoquinol、galgravin、piperlactams S & B 等化合物具有抑制人類單核細胞的增殖及 INF-γ 產生之能力。抗發炎抗氧化作用 [6-8]:實驗證實 piperlactam S 能抑制補體 C5a 刺激的巨噬細胞 TNF-α、IL-1b 釋放以及細胞遷移,具抑制巨噬細胞聚集浸潤的抗發炎特性。更證實 piperlactam S 具抗氧化活性,能抑制銅誘導的低密度脂蛋白過氧化,另一方面也能減少亞鐵離子所引起的牛肺動脈血管內皮細胞氧化及改善細胞死亡。癌細胞毒性 [9-10]:風藤地上部的 ent-germacra-4,5,10-trien-1β-ol、trans-2,3-diacetoxy-1-[(benzoy1oxy)methyl]-cyclo hexa-4,6-diene、aristolactam AII、piperolactam A & B對 A549、SK-OV-3、SK-MEL-2 和 HCT15 等腫瘤細胞株具細胞毒性。

化學成分研究:

風藤地上部分離到 kadsurenin B、C、K、L;以及 (-)-denudatin B, kadsurenin M, kadsurenon, (-)-acuminatin, (+)-licarin 等木脂素 [2-3]由風藤莖部分離出七種成分,分別為 futoquinol, futoenone, (+)-crotepoxide, galgravin, (-)-galbelgin, piperlactam S, piperolactam B [5]由風藤莖部分離出新木脂素 piperkadsin A、B,以及 N-pcoumaroyl tyramine, kadsurin A、B, licarin D, stigmasterol, kadsurenone, galgravin, (+)-crotepoxide, liliflone, (7R,8R,3’R)-7-acetoxy-3’,4’-dimethoxy-3,4- methylenedioxy-6’-oxo-∆-1’,4’,8’-8.3’-lignan, (7S,8S,1’R)-∆8’-1’-methoxy-3,4- methylenedioxy-1’,6’-dihydro-6’-oxo-7-O-4’,8.3’-neolignan, burchellin, aristolo lactam AIIIa 等成分 [11]。地上部分離到 piperkadsin C, futoquinol, wallichinine, denudatin A, kadsurenin L, isofutoquinol A, futokadsurin C, 2-(3’-allyl-2’,6’- dimethoxy-phenyloxy)-1-acetoxy-(3,4-dimethoxy-phenyl)-propyl ester [9];kadsuguain A, kadsuketanone A, isoasarone, trans-phytol, junenol, ent-germacra-4(15),5,10(14)- trien-1β-ol, germacra-5,10(14)-dien-1β,4β-diol, blumenol A、B, benzyl benzoate, aristolactam AII, trans-2,3-diacetoxy-1-[(benzoyloxy)methyl]-cyclohexa-4,6-diene, piperolactams A、B [10]

參考文獻:

  1. Li, S. H., Fei, X., Wu, Z. L. and Cheng, S. F. (1989) Effect of an extract from the cauline of Piper kadsura ohwi on endotoxin-induced hypotension and lung injury in rats, Zhongguo Zhong Yao Za Zhi, 14 (11): 683-5, 704
  2. Ma, Y., Han, G. Q. and Liu, Z. J. (1993) Studies on PAF antagonistic bicycle (3,2,1) octanoid neolignans from Piper kadsura, Yao Xue Xue Bao, 28 (3): 207-11
  3. Ma, Y., Han, G. Q. and Wang, Y. Y. (1993) PAF antagonistic benzofuran neolignans from Piper kadsura, Yao Xue Xue Bao, 28 (5): 370-3
  4. Kuo, Y. C., Yang, N. S., Chou, C. J., Lin, L. C. and Tsai, W. J. (2000) Regulation of cell proliferation, gene expression, production of cytokines, and cell cycle progression in primary human T lymphocytes by piperlactam S isolated from Piper kadsura, Mol. Pharmacol., 58 (5): 1057-66
  5. Kuo, Y. C., Lin, L. C., Yang, N. S., Tsai, W. J., Lin, A. P., Lee, M. J. and Chou, C. J. (2002) Some immunomodulatory principles isolated from Piper kadsura, J. Chin. Med., 13 (3): 159-70
  6. Li, X. and Luo, H. (2002) Advances in pharmacological study of Piper kadsura (Choisy) Ohwi, Zhong Yao Cai, 25 (3): 214-6
  7. Chiou, W. F., Peng, C. H., Chen, C. F. and Chou, C. J. (2003) Anti-inflammatory properties of piperlactam S: modulation of complement 5a-induced chemotaxis and inflammatory cytokines production in macrophages, Planta Med., 69 (1): 9-14
  8. Tsai, J. Y., Chou, C. J., Chen, C. F. and Chiou, W. F. (2003) Antioxidant activity of piperlactam S: prevention of copper-induced LDL peroxidation and amelioration of free radical-induced oxidative stress of endothelial cells, Planta Med., 69 (1): 3-8
  9. Kim, K. H., Choi, J. W., Ha, S. K., Kim, S. Y. and Lee, K. R. (2010) Neolignans from Piper kadsura and their anti-neuroinflammatory activity, Bioorg. Med. Chem. Lett., 20 (1): 409-12
  10. Kim, K. H., Choi, J. W., Choi, S. U., Ha, S. K., Kim, S. Y., Park, H. J. and Lee, K. R. (2011) The chemical constituents of Piper kadsura and their cytotoxic and anti-neuroinflammtaory activities, J. Enzyme Inhib. Med. Chem., 26 (2): 254-60
  11. Lin, L. C., Shen, C. C., Shen, Y. C. and Tsai, T. H. (2006) Anti-inflammatory neolignans from Piper kadsura, J. Nat. Prod., 69 (5): 842-4
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