2118
The aim of this study is to examine the role of gastric acid back - diffusion , mast cell histamine release , lipid peroxide ( LPO ) generation and mucosal microvascular permeability in modulating gastric hemorrhage and ulcer in rats with atherosclerosis induced by coadministration of vitamin D2 and cholesterol .
 Chemical: histamine; Disease: gastric hemorrhage; Disease: ulcer; Disease: atherosclerosis; Chemical: vitamin D2; Chemical: cholesterol
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: histamine, gastric hemorrhage, ulcer, atherosclerosis, vitamin D2, cholesterol 
Answer:
 Chemical: histamine; Disease: gastric hemorrhage; Disease: ulcer; Disease: atherosclerosis; Chemical: vitamin D2; Chemical: cholesterol