Fundamentals, microorganisms and mechanisms -- Microorganisms Involved in Bioleaching and Nucleic Acid-Based Molecular Methods for Their Identification and Quantification -- Mechanisms and biochemical fundamentals of bacterial metal sulfide oxidation -- Electrochemical Techniques Used To Study BacteriaL-Metal Sulfides Interactions In Acidic Environments -- Catalytic Role of Silver and Other Ions on The Mechanism of Chemical and Biological Leaching -- Recovery Of Zinc, Nickel, Cobalt And Other Metals By Bioleaching -- Bioleaching Of Metals In Neutral And Slightly Alkaline Environment -- Bioreactors and Bioheaps -- Bioleaching Of Sulfide Minerals In Continuous Stirred Tanks -- Bioreactor Design Fundamentals And Their Application To Gold Mining -- Airlift Reactors: Characterization And Applications In Biohydrometallurgy -- Principles, Mechanisms And Dynamics Of Chalcocite Heap Bioleaching -- Genetics and Molecular Biology -- The Use Of Bioinformatics And Genome Biology To Advance Our Understanding Of Bioleaching Microorganisms -- Proteomics And Metaproteomics Applied To Biomining Microorganisms -- Cell-Cell Communication In Bacteria -- Other Applications -- Bioflotation And Bioflocculation Of Relevance To Minerals Bioprocessing -- Hydrogen Sulfide Removal From Gaseous Effluents.