Rücktitelbild: CH Activation Generates Period‐Shortening Molecules That Target Cryptochrome in the Mammalian Circadian Clock (Angew. Chem. 24/2015). (8th June 2015) - Oshima, Tsuyoshi; Yamanaka, Iori; Kumar, Anupriya; Yamaguchi, Junichiro; Nishiwaki‐Ohkawa, Taeko; Muto, Kei; Kawamura, Rika; Hirota, Tsuyoshi; Yagita, Kazuhiro; Irle, Stephan; Kay, Steve A.; Yoshimura, Takashi; et al.