The extracellular N-terminal proteoglycan-like region was used as the immunogen for the recombinant Carbonic Anhydrase IX antibody.
CAIX is localized along the brush border of the pars convoluta and pars recta segments of the proximal tubule, as well as focally along the luminal surface of Bowmans capsule adjoining the outgoing proximal tubule. Reportedly, CAIX is expressed by 93% of