FIG 4.
RT-qPCR of pmoA (A), mmoX (B), xoxF1 (C), and xoxF2 (D) in the M. trichosporium OB3b mxaF::Gmr mutant grown in the presence of 25 μM cerium and either 0 or 10 μM copper. Errors bars represent the ranges for duplicate samples. The values for columns within each plot labeled by different letters are significantly different (P < 0.05).
