Larger Image naa40 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 naa40.L nat11 X. laevis Throughout NF stage 29 and 30 brain head nervous system neural crest otic vesicle pharyngeal arch tail bud olfactory placode mandibular arch branchial arch hyoid arch spinal cord chordoneural hinge forebrain midbrain hindbrain Image source: Large scale screen Permanent Image Page Printer Friendly View XB-IMG-28587