General
Scientific Names: Cinnamomum cassia presl
Common Names: Rou Gui,
Yu Gui, Mu Gui, Jun Gui, Tong Gui.
BOTANICAL:
 
来 源：
为樟科植物肉桂Cinnamomum cassia Presl 的树皮。
植物特征：
常绿乔木，芳香。树皮灰褐色，幼枝有四棱，被灰黄色茸毛。叶互生或近对生，革质，长椭圆形至近披针形，先端短尖，基产楔形，上面绿色，有光泽，离基三出脉；具叶柄。圆锥花序腋生；花被片6，白色；能育雄蕊9，3轮，内轮花丝基部有腺体2，子房卵形。 浆果紫黑色，椭圆形，具浅杯状果托。 花期6～8月， 果期10月至次年2～3月。
生药材鉴定：
本品浅槽状或卷筒状，长30～50cm，宽或筒径3～10cm，厚2～8mm。外表面灰棕色，稍粗糙，有横向微突起的皮孔及细皱纹；内表面棕红色，平滑，有细纵纹，划之显油痕。质硬脆，断面颗粒性，外层棕色，内层红棕色而油润，两层间有1末淡黄色线纹（石细胞带）。气香浓烈，味甜、辣。
以肉厚、体重、油性大，香气浓，嚼之渣少者为佳。
Pharmacology
化学成分: 含挥发油、油中含桂皮醛（cinnamaldehyde）、醋酸桂皮酯（cinnamyl acetate）、丁香酚、桂皮酸、笨丽酸乙酸、桂二萜醇（cinnzeylanol）、乙酰桂二萜醇（cinnzeylanine）。
Efficacy
IN VITRO:
- Seo UK, et al.,
Large-scale and effective screening of Korean medicinal plants for inhibitory activity on matrix metalloproteinase-9.
J Ethnopharmacol. 2005 Feb 10; 97(1):101-6. Epub 2004 Dec 15.
- Ha Kt, et al.,
Inhibitory effect of Sihoga-Yonggol-Moryo-Tang on matrix metalloproteinase-2 and -9 activities and invasiveness potential of hepatocellular carcinoma.
Pharmacol Res. 2004 Sep; 50(3):279-85.
- Hong CH, et al.,
Evaluation of natural products on inhibition of inducible cyclooxygenase (COX-2) and nitric oxide synthase (iNOS) in cultured mouse macrophage cells.
J Ethnopharmacol. 2002 Nov; 83(1-2):153-9.
- Shan BE, et al.,
Stimulating activity of Chinese medicinal herbs on human lymphocytes in vitro.
Int J Immunopharmacol. 1999 Mar; 21(3):149-59.
- Lee CW, et al.,
Inhibition of human tumor growth by 2'-hydroxy- and 2'-benzoyloxycinnamaldehydes. Planta Med. 1999 Apr; 65(3):263-6.
- Zee-Cheng RK.
Shi-quan-da-bu-tang (ten significant tonic decoction), SQT. A potent Chinese biological response modifier in cancer immunotherapy, potentiation and detoxification of anticancer drugs.
Methods Find Exp Clin Pharmacol. 1992 Nov; 14(9):725-36. Review.
- Sakamoto S, et al.,
Pharmacotherapeutic effects of kuei-chih-fu-ling-wan (keishi-bukuryo-gan) on human uterine myomas.
Am J Chin Med. 1992; 20(3-4):313-7.
IN VIVO:
- Sakamoto S, et al., Pharmacotherapeutic effects of kuei-chih-fu-ling-wan (keishi-bukuryo-gan) on human uterine myomas. Am J Chin Med. 1992; 20(3-4):313-7.
Safety
宜忌:
本品辛热助火动血，故阴虚火旺、里有实热、血热妄行者及孕妇忌用。
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