title: Chromatin modification of chick embryo cells during in vitro senescence.
mesh_terms: D000375:Aging; D000818:Animals; D002250:Carbon Radioisotopes; D002478:Cells, Cultured; D002642:Chick Embryo; D002843:Chromatin / Q000032:analysis / Q000378:metabolism*; D004589:Electrophoresis, Disc; D005347:Fibroblasts / Q000254:growth & development; D006657:Histones / Q000378:metabolism; D066298:In Vitro Techniques; D007553:Isotope Labeling; D007930:Leucine / Q000378:metabolism; D008854:Microscopy, Electron; D008858:Microscopy, Phase-Contrast; D012313:RNA / Q000096:biosynthesis; D014316:Tritium
chemical_list: D002250:Carbon Radioisotopes; D002843:Chromatin; D006657:Histones; D014316:Tritium; D012313:RNA; D007930:Leucine