Functional Genomics: approaches and methodologies -- Construction and Screening of a Subtractive cDNA Library -- Differential Display Analysis of Alterations in Gene Expression -- Representational Difference Analysis of cDNA -- Identification of Differentially Expressed Genes by Suppression Subtractive Hybridization (SSH) -- Gene Expression Analysis by cDNA Microarrays -- SADE: A Microassay for Serial Analysis of Gene Expression -- Analysis of Gene Expression in Single Cells Using Three Prime End Amplification (TPEA) PCR -- Analysis of Gene Expression by 2-D Gel Electrophoresis -- Proteome Research: methods for protein characterization