natural immune造句怎么写

Porcine mannan-binding lectin is an important natural immune factor, it has unique features in the defense of pathogens invasion and virus identification.

Zinc assists the body's natural immune system and is an important nutritional antioxidant.

They are very safe, key players in kid's natural immune support artillery.

Objective: To investigate natural immune state of varicella-zoster virus (VZV) in healthy children of the rural area.