TY - RPRT TI - Oligo(U) sequences present in sea urchin maternal RNA decrease following fertilization. AU - R Duncan AU - T Humphreys PY - 1983 DO - 10.1016/0012-1606(83)90326-3 UR - https://pubmed.ncbi.nlm.nih.gov/6186552/ ID - 6186552 ER -