2744
In vitro permeation experiments through excised hairless mouse skin revealed that the steady - state flux from the amorphous ketotifen - dispersed matrices was about five times greater than that of the crystalline ketotifen - dispersed matrices , and that the enhancement ratio was in good agreement with the solubility ratio of the amorphous to crystalline form of the drug .
 Anatomy: skin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: skin 
Answer:
 Anatomy: skin