Plague agent has a complex of adhesines providing for anchoring of the pathogen to target cells in a host organism and in many ways defining the onset. character. and development of the disease. The presence of adhesines ensures translocation of effector proteins into target cells of mammalians. https://www.roneverhart.com/Short-Porch-Mortar-USSSA-Pro-M-12-Slowpitch-Softballs/