Term: pronephric proximal straight tubule renal principal cell
Name: pronephric proximal straight tubule
Synonyms: proximal straight tubules
Definition: Portion of the pronephric duct (or tubule as described by Wingert et al, 2007) which is just posterior to the proximal convoluted tubule.
Ontology: Anatomy Ontology [ZFA:0001621]

Name: renal principal cell
Synonyms:
Definition: A cuboidal epithelial cell of the kidney which regulates sodium and potassium balance. The activity of sodium and potassium channels on the cells apical membrane is regulated by aldosterone and vasopressin. In mammals these cells are located in the renal collecting ducts.
Ontology: Anatomy Ontology [ZFA:0005322]