Heparin as a possible initiator of genomic RNA synthesis in early development of sea urchin embryos.
D000818:Animals; D002247:Carbon Isotopes; D002467:Cell Nucleus / Q000187:drug effects / Q000378:metabolism; D002807:Chondroitin / Q000494:pharmacology; D002875:Chromosomes / Q000187:drug effects / Q000378:metabolism*; D004247:DNA / Q000032:analysis
D002247:Carbon Isotopes; D002807:Chondroitin; D004247:DNA