blastopore
the orifice of invagination of the endomesodermal cells during the embryonic stages of an organism. [ https://github.com/obophenotype/uberon/issues/660 http://www.ncbi.nlm.nih.gov/pubmed/23103190 ]
Term info
blastopore
metazoa_core, early_development
https://github.com/ANiknejad, https://github.com/cmungall
http://purl.obolibrary.org/obo/NCBITaxon_7955
A slit-like invagination on the dorsal side of the blastula surface of the embryo where the mesoderm and endoderm move inside the embryo at gatrulation.[AAO]
uberon
UBERON:0000100
https://github.com/obophenotype/uberon/issues/660
In protostome development, the first opening in development, the blastopore, becomes the animal's mouth; In deuterostome development, the blastopore becomes the animal's anus