Function and Evolutionary Origin of Unicellular Camera-Type Eye Structure Hayakawa, Shiho ; Takaku, Yasuharu ; Hwang, Jung Shan ; Horiguchi, Takeo ; Suga, Hiroshi ; Gehring, Walter ; Ikeo, Kazuho ; Gojobori, Takashi Abstract Publication: PLoS ONE Pub Date: March 2015 DOI: 10.1371/journal.pone.0118415 Bibcode: 2015PLoSO..1018415H