FIG. 1.

Optical micrographs of an intact cell (A) and an RsRNAV01-infected cell (B) of R. setigera and a transmission micrograph of its frustule (C). Note that frustule pores of R. setigera are 91 ± 6 nm (n = 10; 80 to 98 nm) in length and 73 ± 6 nm (n = 10; 60 to 81 nm) in breadth (C). Bars, 50 μm (A and B) and 100 nm (C).