Xenbase: expansion and updates of the Xenopus model organism database

Sizzled-Tolloid Interactions Maintain Foregut Progenitors by Regulating Fibronectin-Dependent BMP Signaling

(2012) Alan P. Kenny et al.   DEVELOPMENTAL CELL

Xenbase: gene expression and improved integration

(2009) Jeff B. Bowes et al.   NUCLEIC ACIDS RESEARCH

BioPortal: ontologies and integrated data resources at the click of a mouse

(2009) N. F. Noy et al.   NUCLEIC ACIDS RESEARCH

Linking Human Diseases to Animal Models Using Ontology-Based Phenotype Annotation

(2009) Nicole L. Washington et al.   PLOS BIOLOGY

Evading the annotation bottleneck: using sequence similarity to search non-sequence gene data

(2008) Michael J Gilchrist et al.   BMC BIOINFORMATICS

An ontology for Xenopus anatomy and development

(2008) Erik Segerdell et al.   BMC DEVELOPMENTAL BIOLOGY