Scrub typhus is a poorly studied but life-threatening disease caused by the intracellular bacterium Orientia tsutsugamushi (Ot). Cellular and humoral immunity in Ot-infected patients is not long-lasting. waning as early as one-year post-infection; however. its underlying mechanisms remain unclear. https://www.parisnaturalfoodes.shop/product-category/peking-royal-jelly/