The newly revised edition of this work provides an up-to-date description of the mechanisms of infection and disease production in a clear and logical manner. Dealing in an integrated manner with all microorganisms, the factors common to all infectious diseases are set out. Molecular biology, pathology, and immunology are brought together to explain how an infectious agent causes disease, and how the body reacts to it. Key Features* Attachment to and entry of microorganisms* Events occurring immediately after entry* The encounter of the microbe with the phagocytic cell* The spread of microbes t.