PLCG1 and infection: PLCG1 would be a logical focal point of the initial Salmonella colonization/infection repertoire since it is involved in regulating innate immune functions including phagocytosis, the oxidative burst, cell migration and TLR-mediated signaling (Bae et al., 2017; Zhu et al., 2018; Jing et al., 2021).