Biallelic gene knockouts in Chinese hamster ovary cells / Naoko Yamane-Ohnuki, Kazuya Yamano, and Mitsuo Satoh -- Highly proficient gene targeting by homologous recombination in the human pre-B cell line Nalm-6 / Noritaka Adachi, Aya Kurosawa, and Hideki Koyama -- Robust cell line development using meganucleases / Jean-Pierre Cabaniols and Frédéric Pâques -- Design and testing of zinc finger nucleases for use in mammalian cells / Matthew Porteus -- Gene targeting in Drosophila and Caenorhabditis elegans with zinc-finger nucleases / Dana Carroll ... [et al.] -- Orpheus recombination : a comprehensive bacteriophage system for murine targeting vector construction by transplacement / Knut Woltjen ... [et al.] -- Transposition -mediated mutagenesis in somatic cells : identification of transposon-genomic DNA junctions / David A. Largaespada and Lara S. Collier -- Insertional mutagenesis of the mouse germline with sleeping beauty transposistion / Junji Takeda, Zsuzsanna Izsvák, and Zoltán Ivics -- Conditional gene trapping using the FLEx system / Thomas Floss and Frank Schnütgen -- Steps toward targeted insertional mutagenesis with class II transposable elements / Sareina Chiung-Yuan wu ... [et al.] -- Targeting integration of the Saccharomyces Ty5 retrotransposon / Troy L. Brady, Clarice L. Schmidt, and Daniel F. Voytas -- Site-specific chromosomal integration mediated by [phi]C31 integrase / Annahita Keravala and Michele P. Calos-- Triplex-mediated gene modification / Erica B. Schleifman, Joanna Y.Chin, and Peter M. Glazer -- Allelic exchange of unmarked mutations in Mycobacterium tuberculosis / Martin S. Pavelka, Jr. -- Mycobacterial recombineering Julia C. van Kessel and Graham F. Hatfull -- Chromosomal engineering of Clostridium perfringens using group II introns / Phalguni Gupta and Yue Chen