Pt. 1. Cell fusion -- 1. Yeast mating, a model system for studying cell and nuclear fusion / Casey A. Ydenberg, Mark D. Rose -- 2. Cell fusion in the filamentous fungus, neurospora crassa / Andre FleiCner, Anna R. Simonin, N. Louise Glass -- 3. Gametic cell adhesion and fusion in the uicellular alga chlamydomonas / Nedra F. Wilson -- 4. Cell Fusion in caenorhabditis elegans / Scott Alper, Benjamin Podbilewicz -- 5. Myoblast fusion in drosophila / Susan M. Abmayr, Shufei Zhuang, and Erika R. Geisbrecht -- 6. Mammalian fertilization is dependent on multiple membrane fusion events / Paul M. Wassarman, Eveline S. Litscher -- 7. Molecular control of mammalian myoblast fusion / Katie M. Jansen, Grace K. Pavlath -- 8. Placenta trophoblast fusion / Berthold Huppertz, Marcus Borges -- 9. Macrophage fusion / Agnes Vignery -- Pt. 2. Cell fusion assays -- 10. Cell fusion assays for yeast mating pairs / Eric Grote -- 11. Ultrastructural analysis of cell fusion in yeast / Alison E. Gammie -- 12. Isolation and in vitro binding of mating type plus fertilization tubules from chlamydomonas / Nedra F. Wilson -- 13. Optical imaging of cell fusion and fusion proteins in caenorhabditis elegans / Star Ems, William A. Mohler -- 14. Ultrastructural imaging of cell fusion in caenorhabditis elegans / Star Ems, William A. Mohler -- 15. Live imaging of drosophila myoblast fusion / Brian E. Richardson, Karen Beckett, Mary K. Baylies -- 16. Ultrastructural Analysis of myoblast fusion in drosophila / Shiliang Zhang, Elizabeth H. Chen -- 17. Genomic approach to myoblast fusion in drosophila / Beatriz Estrada, Alan M. Michelson -- 18. Mesenchymal cell fusion in the sea urchin embryo / Paul G. Hodor, Charles A. Ettensohn -- 19. Sperm-egg fusion assay in mammals / Naokazu Inoue, Masaru Okabe -- 20. Quantitative assays for cell fusion / Jessica H. Shinn-Thomas, Victoria L. Scranton, William A. Mohler -- 21. Fusion assays and models for the trophoblast / Sascha Drewlo, ... [et al.] -- 22. Methods to fuse macrophages in vitro / Agnes Vignery.