[Four properties law of nature data of Chinese materia medica in "Chinese herbal medicine (CHM)"].
OBJECTIVE
In order to provide theoretical clues and data support for the use of Chinese medicine clinical drug, experimental study of Chinese materia medica and development of new resources of Chinese materia medica, the four properties as the core, the relationships of property, flavor, channel tropism and toxicity in nature data of Chinese materia medica were analyzed.


METHODS
The spearman rank correlation method was employed to analyze 8 356 Chinese drugs with characteristic of four properties from " Chinese Herbal Medicine" based on data level coding.


RESULTS
It was discovered that four properties showed significant positive correlations with tastes of "pungent and sweet" , channels of "spleen" , "stomach" , "kidney" and "toxicity" , but also showed significant negative correlations with tastes of "bitter" and "light" and six channels such as "large intestine" , "heart", "bladder" , "gallbladder" , "small intestine" and "lung" (in descending order of correlation ) (P <0. 01).


CONCLUSIONS
It was indicated that the more hot the Chinese medicine nature, the more possible it contained "toxicity" , tastes of "pungent" and "sweet" , and the more possible it was belong to channels of "spleen" , "stomach" and "kidney". As well, the more cold the Chinese medicine nature, the more possible it contained tastes of "bitter" and "light", and the more possible it was belong to six channels such as "large intestine", etc.
Fujian University of Traditional Chinese Medicine, Fuzhou 350108, China. yxm_wj@sina.com
Xue-Mei
XM
Yang
Duan-Yi
DY
Lin
Xin-Mei
XM
Lai
Mei-Mei
MM
Chen
Lu-Qi
LQ
Huang
D029001:Herbal Medicine / Q000379:methods*; D008419:Materia Medica / Q000592:standards*; D008516:Medicine, Chinese Traditional / Q000379:methods* / Q000592:standards
D008419:Materia Medica