Higher omentin concentrations can be associated with gastrointestinal tumors [78,79,80,81,82,83,84], prostate cancer [78,96,97], advancement of clinical stage of gastric, colon, and pancreatic tumors [93], as well as severity of some inflammatory diseases like asthma [106] or systemic sclerosis [150]. Here, ITLN1 is linked to systemic sclerosis.