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| Microbes as parasites | |
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| The varieties of microbes | |
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| Living inside or outside cells | |
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| Systems of classification | |
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| The bacteria | |
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| Structure | |
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| Nutrition | |
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| Growth and division | |
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| Gene expression | |
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| Extrachromosomal elements | |
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| Mutation and gene transfer | |
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| Survival under adverse conditions | |
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| The genomics of medically important bacteria | |
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| The viruses | |
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| Infection of host cells | |
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| Replication | |
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| Outcome of viral infection | |
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| Major groups of viruses | |
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| The fungi | |
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| Major groups of disease-causing fungi | |
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| The protozoa | |
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| The helminths and arthropods | |
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| The helminths | |
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| The arthropods | |
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| Prions | |
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| Rogue protein pathogenesis | |
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| Development and transmission of prion diseases | |
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| Medical problems posed by prion disease | |
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| The hostparasite relationship | |
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| The normal flora | |
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| Symbiotic associations | |
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| The characteristics of parasitism | |
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| The evolution of parasitism | |
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| The innate defenses of the body | |
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| Defense against entry into the body | |
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| Defenses once the microorganism penetrates the body | |
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| Adaptive responses provide a quantum leap in effective defense | |
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| The role of antibodies | |
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| The role of T lymphocytes | |
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| Extracellular attack on large infectious agents | |
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| Local defenses at mucosal surfaces | |
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| The cellular basis of adaptive immune responses | |
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| B and T cell receptors | |
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| Clonal expansion of lymphocytes | |
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| The role of memory cells | |
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| Stimulation of lymphocytes | |
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| Cytokines | |
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| Regulatory mechanisms | |
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| Tolerance mechanisms | |
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| Background to the infectious diseases | |
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| Hostparasite relationships | |
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| Causes of infectious diseases | |
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| The biologic response gradient | |
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| Entry, exit and transmission | |
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| Sites of entry | |
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| Exit and transmission | |
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| Types of transmission between humans | |
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| Transmission from animals | |
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| Immune defenses in action | |
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| Complement | |
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| Acute phase proteins and pattern recognition receptors | |
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| Fever | |
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| Natural killer cells | |
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| Phagocytosis | |
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| Cytokines | |
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| Antibody-mediated immunity | |
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| Cell-medited immunity | |
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| Recovery from infection | |
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| Spread and replication | |
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| Features of surface and systemic infections | |
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| Mechanisms of spread through the body | |
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| Genetic determinants of spread and replication | |
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| Other factors affecting spread and replication | |
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| Parasite survival strategies and persistent infections | |
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| Parasite survival strategies | |
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| Concealment of antigens | |
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| Antigenic variation | |
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| Immunosuppression | |
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| Persistent infections | |
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| Pathologic consequences of infection | |
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| Pathology caused directly by the microorganism | |
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| Pathologic activation of natural immune mechanisms | |
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| Pathologic consequences of the immune response | |
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| Skin rashes | |
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| Viruses and cancer | |
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| Introduction to | |
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| The Clinical Manifestations of Infection | |
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| Upper respiratory tract infections | |
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| The common cold | |
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| Pharyngitis and tonsillitis | |
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| Parotitis | |
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| Otitis and sinusitis | |
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| Acute epiglottitis | |
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| Oral cavity infections | |
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| Laryngitis and tracheitis | |
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| Diphtheria | |
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| Lower respiratory tract infections | |
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| Acute infections | |
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| Chronic infections | |
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| Parasitic infections | |
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| Urinary tract infections | |
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| Acquisition and etiology | |
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| Pathogenesis | |
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| Clinical features and complications | |
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| Laboratory diagnosis | |
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| Treatment | |
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| Prevention | |
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| Sexually transmitted diseases | |
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| STDs and sexual behavior | |
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| Syphilis | |
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| Gonorrhea | |
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| Chlamydial infection | |
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| Other causes of inguinal lymphadenopathy | |
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| Mycoplasmas and non-gonococcal urethritis | |
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| Other causes of vaginitis and urethritis | |
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| Genital herpes | |
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| Human papillomavirus infection | |
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| Human immunodeficiency virus | |
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| Opportunistic STDs | |
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| Arthropod infesta | |