词根词缀：histo-, hist-, histi-

【来源及含义】Greek: tissue [web]; beam or warp of a loom; hence, that which is woven; a web or tissue; used in the sense of pertaining to [body] tissue

【同源单词】histaffine, histaminase, histamine, histamine blocking agent, histamine phosphate, histaminia

词根词缀：immuno-

【来源及含义】Latin: unbound, free from, pure; pertaining to protection against or freedom from disease

【同源单词】coctoimmunogen, electroimmunodiffusion, immunodiagnosis, immunohistochemistry, immunology, immunopotence