title: Maturation competence and chromatin-configuration of pig oocytes.
mesh_terms: D000818:Animals; D005260:Female; D006570:Heterochromatin / Q000032:analysis*; D008856:Microscopy, Fluorescence; D009865:Oocytes / Q000254:growth & development*; D013552:Swine / Q000502:physiology*
chemical_list: D006570:Heterochromatin