 Finding novel biomarkers of acute kidney injury has become a major focus nowadays in nephrology to overcome complications of end-stage renal disease, ESRD, many compounds, such as Kim-1, IL-18, NJL, uremodulin, calprotactin, vanin-1, galactin-3, platelet-derived growth factor, PTGF, urinary noplus-slash-H plus-exchanger isoform-3, NHG-3, and cis-dot-N-C are released from the renal tubules and thus any alterations in tubular function can be detected by measuring these parameters in urine. This article was authored by Sahadeb Jannah, Palash Mitra, and Sitchesmita Roy.