Vaessen, M.J.

expression crabp-i element embryo oligo sequence fragment binding retinoic region protein development pattern crabp-i expression crest mouse tissue limb bud transgene receptor dorsal root ganglia factor expression pattern gctag antibody crabp-i gene crest cells response promoter / mechanisms analysis mantle layer layer hindbrain enhancer ra response element section level crabp ectag mouse embryo frontonasal mass retinoic acid chambon staining midbrain complex number oligonucleotide xhtag retinoic acid receptors crabp-tag mouse embryos assay dorsal regulation mechanism exon ii gradient binding sites maden frontonasal system retinoic acid-binding protein dnasei crabp-i expression sites competitor heterodimer 10.5 d.p.c footprinting coding bandshift limb buds ruberte domain m 4tag mantle dolle expression patterns drive