Objective To summarize the radiation hazards to crew of space flight and advancement in research of radioprotector.

目国内外天辐射及防护剂研究进展,提出强防护剂研究建议。

Literature synthesis This paper was summarized in 3 aspects: radiation risk in manned space flight, biological effect of space radiation injury and trend of research on radioprotector.

资料合就载人天辐射、天辐射损伤生物学效应以及天辐射防护剂研究发展方向等3个方面进行合。