Bei Shizhang (left) and Feng Wenhui (middle) visit Czechoslovakia in 1961. [Photo/ibp.cas.cn]

Bei Shizhang in the 1970s receives the head of the first American scientist delegation to visit China, Emil Smith of the University of California (from right: Huang Fen, Yang Fuyu, Zheng Guozhang, Shen Tong, Zou Chenglu, Tian Ye, Chen Yuezeng, Bei Shizhang, Emil Smith, Zhang Longxiang and Tang Peisong). [Photo/ibp.cas.cn]

Liang Dongcai and Yang Fuyu attend the 2nd Sino-Japanese Biophysics Conference in Kyoto in 1988. [Photo/ibp.cas.cn]

Nobel Prize winner Harold Varmus visits the Institute of Biophysics in November 1999. [Photo/ibp.cas.cn]

Nobel Prize winner Leland Harrison (Lee) Hartwell visits the Institute of Biophysics on August 27, 2004. [Photo/ibp.cas.cn]

Nobel Prize winner Kurt Wüthrich visits the Institute of Biophysics on August 12, 2005. [Photo/ibp.cas.cn]

Nobel Prize winner Tanaka Koichi visits the Institute of Biophysics on October 19, 2005. [Photo/ibp.cas.cn]

The "2006 Nobel Prize Winner Beijing Forum--Life Science Roundtable" is held at the Institute of Biophysics on September 6, 2006. [Photo/ibp.cas.cn]