Larger Image gene expression in Xenopus laevis embryo via in situ hybridization, NF stage 29 & 30, lateral view, anterior left. Image copyrighted by Pollet, Nicolas Copyright © CNRS UMR 8080, Nicolas Pollet Image published in: AXELDB Database, AxelDB (Image Pages) Gene Synonyms Species Stage(s) Tissue gpr4l.2.S flop1, GPCR4, Gpr-4, LOC108698613, MGC69520, xGPCR4 X. laevis Throughout NF stage 29 and 30 hindbrain peripheral retina lens placode Image source: Large scale screen Permanent Image Page Printer Friendly View XB-IMG-30616