Figure F24. Fluorescence photomicrographs of sediment from 1.22 mbsf, M0063E. A. Stained with SYBR green I without pretreatment. B. Stained and sonicated. C. Stained, sonicated, and treated with hydrofluoric acid. Red arrows = cell clumps, white arrows = very small cells of ~0.1 µm diameter.
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