Nucleic Acids Hybridization: Potentials and Limitations -- Selective Suppression of Polymerase Chain Reaction and Its Most Popular Applications -- Suppression Subtractive Hybridization -- Stem-Loop Oligonucleotides as Hybridization Probes and Their Practical Use in Molecular Biology and Biomedicine -- Normalization of cDNA Libraries -- Primer Extension Enrichment Reaction (PEER) and Other Methods for Difference Screening -- Subtractive Hybridization with Covalently Modified Oligonucleotides -- Coincidence Cloning: Robust Technique for Isolation of Common Sequences -- DNA Hybridization in Solution for Mutation Detection -- Current Attempts to Improve the Specificity of Nucleic Acids Hybridization -- Concepts on Microarray Design for Genome and Transcriptome Analyses.