Characterization based on the 56-Kda type-specific antigen gene of Orientia tsutsugamushi genotypes isolated from Leptotrombidium mites and the rodent host post-infection. Dahkki Takhampunya, R, Tippayachai, B, Promsathaporn, S, Leepitakrat, S, Monkanna, T, Schuster, A, Melendrez, M, Paris, D, Richards, A, Richardson, J