Table of Contents

RNA Interference in Mammalian Cell Systems.- RNAi Pathway in C. elegans: The Argonautes and Collaborators.- Genetics and Biochemistry of RNAi in Drosophila.- Role of Dicer in Posttranscriptional RNA Silencing.- The Mechanism of RNase III Action: How Dicer Dices.- MicroRNA Metabolism in Plants.- Structure-Function Relationships Among RNA-Dependent RNA Polymerases.- RNAi-Mediated Chromatin Silencing in Fission Yeast.- A Role for RNAi in Heterochromatin Formation in Drosophila.- RNA-Mediated Transcriptional Gene Silencing in Human Cells.- RNA Silencing in Mammalian Oocytes and Early Embryos.- Identifying Human MicroRNAs.