title: [Study on differentiation and extract determination of Porcellio scaber and Armadillidium vulgare].
abstract: OBJECTIVE
  To identify consistency of the composition and efficacy of Porcellio scaber and Armadillidium vulgare and provide reference for the safe and scientific use of the medicinal material.
  
  
  METHODS
  Identified the Porcellio scaber and the Armadillidium vulgare with the method of characteristics; Compared the two chemical composition by thin layer method; Determined the extract by water and ethanol using the pharmacopoeia extract method.
  
  
  RESULTS
  Porcellio scaber and Armadillidium vulgare were two varieties, they had similar chemical composition, the water and ethanol extract were the same.
  
  
  CONCLUSIONS
  The compostion and efficary of Porcellio scaber and Armadillidium vulgare are the same, and these two varieties can be mixed or used alone.
authors: Shandong Drug and Food Vocational College, Weihai 264210, China. zhaojingfen609@126.com
authors: Jing-Fen
authors: JF
authors: Zhao
authors: Yan-Hong
authors: YH
authors: Wang
authors: Liu
authors: L
authors: Yang
authors: Yi-Gong
authors: YG
authors: Niu
mesh_terms: D000818:Animals; D002855:Chromatography, Thin Layer; D004340:Drug Contamination; D000431:Ethanol; D033321:Isopoda / Q000033:anatomy & histology* / Q000737:chemistry* / Q000145:classification; D008419:Materia Medica / Q000032:analysis* / Q000737:chemistry / Q000302:isolation & purification; D012015:Reference Standards; D014867:Water
chemical_list: D008419:Materia Medica; D014867:Water; D000431:Ethanol