Anti-Influenza Activity of Marchantins, Macrocyclic Bisbibenzyls Contained in Liverworts Iwai, Yuma ; Murakami, Kouki ; Gomi, Yasuyuki ; Hashimoto, Toshihiro ; Asakawa, Yoshinori ; Okuno, Yoshinobu ; Ishikawa, Toyokazu ; Hatakeyama, Dai ; Echigo, Noriko ; Kuzuhara, Takashi Abstract Publication: PLoS ONE Pub Date: May 2011 DOI: 10.1371/journal.pone.0019825 Bibcode: 2011PLoSO...619825I