title: Effect of trypsin on DNA methylation in isolated nuclei from developing sea urchin embryos.
mesh_terms: D000818:Animals; D002417:Cattle; D002467:Cell Nucleus / Q000201:enzymology*; D002854:Chromatography, Paper; D003596:Cytosine / Q000378:metabolism; D004247:DNA; D003851:Deoxyribonucleases; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D004789:Enzyme Activation; D008745:Methylation; D008780:Methyltransferases / Q000378:metabolism*; D010179:Pancreas / Q000201:enzymology; D011402:Pronase; D012313:RNA; D012260:Ribonucleases; D012436:S-Adenosylmethionine; D012617:Sea Urchins / Q000166:cytology / Q000201:enzymology*; D013056:Spectrophotometry, Ultraviolet; D013941:Thymine / Q000378:metabolism; D013997:Time Factors; D014316:Tritium; D014357:Trypsin / Q000494:pharmacology*
chemical_list: D014316:Tritium; D012313:RNA; D012436:S-Adenosylmethionine; D003596:Cytosine; D004247:DNA; D008780:Methyltransferases; D003851:Deoxyribonucleases; D012260:Ribonucleases; D014357:Trypsin; D011402:Pronase; D013941:Thymine