AUTHOR=Ewald Rebecca C., Cline Hollis TITLE=Cloning and phylogenetic analysis of NMDA receptor subunits NR1, NR2A and NR2B in Xenopus laevis tadpoles JOURNAL=Frontiers in Molecular Neuroscience VOLUME=2 YEAR=2009 URL=https://www.frontiersin.org/journals/molecular-neuroscience/articles/10.3389/neuro.02.004.2009 DOI=10.3389/neuro.02.004.2009 ISSN=1662-5099