Advances in Microbial Ecology

1 Impact of Facultatively Anaerobic Photoautotrophic Metabolism on Ecology of Cyanobacteria (Blue-Green Algae).- 1. Introduction.- 2. Aquatic Systems with Alternating Photoaerobic-Photoanaerobic Conditions.- 3. Predominance of Cyanobacteria among Phototrophs in Aquatic Systems with Alternating Photoaerobic-Photoanaerobic Conditions.- 4. Phototrophic Physiology of Photosynthetic Organisms.- 5. Facultatively Anoxygenic Photosynthetic Cyanobacteria in Nature.- 6. Concluding Remarks; Ecological and Evolutionary Importance of Photoanaerobic Metabolism in Cyanobacteria.- References.- 2 The Rumen Fermentation: A Model for Microbial Interactions in Anaerobic Ecosystems.- 1. Introduction.- 2. The Rumen Environment.- 3. Rumen Bacteria and Protozoa.- 4. Interactions between Microorganisms and the Animal.- 5. Nutritional Interactions between Microbial Populations.- 6. Fermentation Interactions.- 7. Summary and Conclusions.- References.- 3 Food as a Bacterial Habitat.- 1. Introduction.- 2. The Major Bacterial Groups.- 3. The Major Food Products.- 4. Protection and Injury of Bacteria by Food-Processing Treatments.- 5. Concluding Remarks.- References.- 4 Microbial Ecology of the Oral Cavity.- 1. Introduction.- 2. Bacteria in the Oral Environment.- 3. Formation of Dental Plaque.- 4. Metabolism of the Oral Microbial Community.- 5. Microbial Interactions.- 6. Summary.- References.