Fig. 2
From: Transmission mechanisms of an emerging insect-borne rickettsial pathogen
Flea dissections. a Diagram of flea internal anatomy. The dash line represents where the incision for dissections was made (PV,  proventriculus; MG, midgut; HG, hindgut; SG, salivary glands); b Photographic image of flea dissections to determine the presence of R. felis in flea mouthparts versus midgut at 24 hpe to an infectious bloodmeal