“Prevalence and burden of two rickettsial phylotypes (G021 and G022) in Ixodes pacificus from California by real-time quantitative PCR” in Ticks and Tick-born Diseases

"Host blood meal-dependent growth ensures transovarial transmission and transstadial passage of Rickettsia sp. phylotype G021 in the western black-legged tick (Ixodes pacificus)" in Ticks and Tick-born Diseases

"Ixodes pacificus ticks maintain embryogenesis and egg hatching after antibiotic treatment of Rickettsia endosymbiont" in PloS one