Insulin crystal structure determination work in 1971. [Photo/ibp.cas.cn]

Academician Wang Dacheng builds an atomic structure model in the laboratory. He participated in the study of porcine insulin crystal structure in the 1970s. [Photo/ibp.cas.cn]

The picture shows the 1.8-angstrom-resolution insulin crystal structure stamp. [Photo/ibp.cas.cn]

Research into the steric structure of artemisinin is listed in the literature of the 2015 Nobel Prize in Physiology or Medicine. [Photo/ibp.cas.cn]