Question: What are the hormones produced by the kidney?
Disambiguated questions and answers: question: What are the erythropoietin hormones produced by the kidney?
What are the calcitriol hormones produced by the kidney?
What are the renin hormones produced by the kidney?
answer: interstitial fibroblasts and perisinusoidal cells
cells of the proximal tubule of the nephron
pericytes (mural cells) in the vicinity of the afferent arterioles and from specialized cells of the juxtaglomerular apparatus—the juxtaglomerular cells
Natural Questions answer: renin
erythropoietin (from the Wikipedia article "Kidney")