Fig. 3: Distinct deep sea bacterioplankton populations developed with different pressure of virus lysis.
From: Viral control of biomass and diversity of bacterioplankton in the deep sea

a Flow cytograms showing development of bacterioplankton with normal viral lysis pressure. b Flow cytograms showing development of bacterioplankton with reduced viral lysis pressure. Red: high-DNA bacteria; Blue: low-DNA bacteria.