Preface Contributors Molecular Methods to Study Complex Microbial Communities Construction of Small-Insert and Large-Insert Metagenomic Libraries Construction and Screening of Marine Metagenomic Libraries Metagenomic Analysis of Isotopically Enriched DNA Wide Host-Range Cloning for Functional Metagenomics Cloning and Expression Vectors for a Gram-Positive Host, Streptomyces lividans Heterologeus Gene Expression in the Hyperthermophilic Archaeon Sulfolobus solfataricus Novel Tools for the Functional Expression of Metagenomic DNA Screening of Functional Promoter from Metagenomic DNA for Practical Use in Expression Systems Substrate-Induced Gene Expression Screening: A Method for High-Throughput Screening of Metagenome Libraries Screens for Active and Stereoselective Hydrolytic Enzymes Screening for Cellulase-Encoding Clones in Metagenomic Libraries Screening Metagenomic Libraries for Laccase Activities Screening for N-AHSL-Based-Signaling Interfering Enzymes Identification of Molecular Markers to Follow Up the Bioremediation of Sites Contaminated with Chlorinated Compounds Methods for the Isolation of Genes Encoding Novel PHB Cycle Enzymes from Complex Microbial Communities Metagenomic Approaches to Identify and Isolate Bioactive Natural Products from Microbiota of Marine Sponges Screening for Novel Antibiotic Resistance Genes Novel Metal Resistance Genes from Microorganisms:A Functional Metagenomic Approach Retrieval of Full-Length Functional Genes Using Subtractive Hybridization Magnetic Bead Capture Detection and Isolation of Selected Genes of Interest from Metagenomic Libraries by a DNA Microarray Approach Application ofDNA Microarray for Screening Metagenome Library Clones MetaGenomeThreader:. A Software Tool for Predicting Genes in DNA-Sequences of Metagenome Projects Index