. . . . . . . . . . . "a(SCHEM:Tretinoin) -| r(MGI:Sfrp1)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "Semi-quantitative reverse transcriptase-polymerase chain reaction verified that the mRNA levels of mouse DN 38, COL VI 3 alpha, cul-1, alpha-tropomyosin, and PP2A-C alpha were substantially increased, whereas mouse Msh 2, Ndufa2, Ribosomal protein S19, sFRP-1, GDAP-10 and mSmcD were significantly decreased in vitamin A deficient (VAD) embryos compared to the control embryos." . . "Selventa" . . . . "2014-07-03T14:30:05.005+02:00"^^ . . .