Jonge, A.J.R. de

transfer chromosome transformant donor repair complementation group injection frequency activity expression material microinjection method protein transgenome experiment gene transfer uv-induced uds study result enzyme level sequence cell lines xp complementation groups ruddle number extract molecule clone medium technique excision graessmann mouse hprt gene x chromosome procedure introduction metaphase chromosomes grain xp cells assay endonuclease fibroblast table xeroderma xp complementation group uv-induced paper pigmentosum metaphase cotransfer bootsma correction system mammal ian cells factor appendix nature treatment microneedle plasmid jonge xeroderma pigmentosum luteu thymidine eel ls chromosomal microneedle injection fusion population amount transformation virus defect process selectable complementation groups