CXCL10 and Bartsocas-Papas syndrome 1: Tyagi et al. found that urinary levels of C-X-C motif chemokine ligand (CXCL) 1 and CXCL10 were significantly increased in IC/BPS patients with Hunner lesions compared with those of patients without Hunner lesions and asymptomatic control patients [24].