Prydz, H.

tissue mouse methylation island probe fragment research methylated expression sequence hpaii pattern methylation-free methylation-free islands 14.5 day embryos methylation pattern region yolk sac unmethylated grosveld brain promoter acids research transcription u.s.a result maintenance mspi sites methylation-free island polya site murine factor hhai sites restriction spleen genome embryo enzyme analysis 4422- blot analysis exons ia extra-embryonal methylated sites restriction enzymes mbpi site manner control -1.2 -1.1 transgene /hpaii blot b dna methylation methylated genes adult mice ecori extra-embryonal tissues thymu mspi /hpaii tissue-specific foetal polya probe 4. blots terminal ecori sites methylated sequences flank mouse-human extra-embryonal foetal tissues mouse exon sequences canadian mrc fellowship n probe 4 exon iv coding references 1. cooper exception restriction fragment analysis norwegian research council extra-embryonic foetal tissue h -2k gene hhai sites nos tail dna blots