MOESM6 of Applications of microalgal biofilms for wastewater treatment and bioenergy production

Additional file 6: Figure S6. Attachments of microalgal cells to BAPS-52-1 and BAPS-52-2 filaments. Secretion of EPS from BAPS-52-2 (A) and BAPS-52-1 (B); (C, D) Attachment of BAPS-21-1 to BAPS-52-1 filaments; (E) Attachment of BAPS-52-4 to BAPS-52-1 filaments; (F) Biofilm produced by mono-cultured diatoms BAPS-52-5; (G-I) Attachment of BAPS-52-4 diatom to BAPS-52-1 filaments; (J) Attachment of BAPS-52-5 diatom to BAPS-52-1 filaments; (K) Attachment of BAPS-52-5 diatom to BAPS-52-2 filaments. Secreted EPS is shown by the red arrow. Scale bars represent: (A -K), 20 ¾m.