Renal tubular epithelial progenitor cell

Renal tubular epithelial progenitor cells are a heterogeneous population of cells found in the developing and adult kidney that exhibit properties of self-renewal and the ability to differentiate into various types of renal epithelial cells. These cells are sometimes referred to as adult renal stem/progenitor cells (ARPCs) or scattered tubular-like cells (STCs). They can form spheroids and spontaneously generate tubule-like structures in vitro without external growth factors, recapitulating features of nephron segments such as proximal convoluted tubules, distal convoluted tubules, and the loop of Henle[1][2][4]. Markers commonly associated with these populations include CD133, CD24, vimentin, KIM1, ZO‑1, and uromodulin[3][6]. Their regenerative potential is under investigation for applications in chronic kidney disease and acute injury repair. However, there is ongoing debate about whether these represent a distinct stem/progenitor population or dedifferentiated mature epithelial cells acquiring transient regenerative capacity after injury[3][5]. No specific drugs target this population directly; rather they are studied for their role in endogenous repair mechanisms. Notes on correctness/target status: The term "Renal tubular epithelial progenitor cell population" does not refer to a single molecular target such as a receptor or enzyme but rather describes a heterogeneous group or state of cells within the kidney. It is not considered a canonical therapeutic target like an individual protein; thus "is_target" should be set to false. The entry is also flagged as "is_incorrect" because it refers to an imprecise cellular population rather than a defined molecular entity suitable for drug targeting[3][5].

Other names

Renal progenitor cellAdult renal stem/progenitor cell (ARPC)Scattered tubular-like cell (STC)Cap mesenchyme-derived progenitorCD133+ renal progenitor cell