<prompt> Marker of acute kidney injury all exceptClusterinOsteopontinAlanine aminopeptidaseAcid phosphatase  <response>: Ans. is d i.e., Acid phosphatase Alanine aminopeptidase AAP Kidney injury molecule-1 KIM-1 Alkaline phosphatase AP Clusterin utathione-S-transferase a-GST Neutrophil gelatinase associated lipocalin NGAL yglutamyl transpeptidase TGT Interleukin-18 IL-18 N-acetyl-0-glucosaminidase NAG Cysteine-rich protein CYR-61 2-microglobulin Osteopontin OPN microglobulin o Retinol-binding protein RBP Fatty acid binding protein FABP Cystatin C Sodiumhydrogen exchanger isoform NHE3 o Microalbumin Exosomal fetuin-A 