HGF and congestive heart failure: Intravenous infusion of UC MSCs in patients with chronic heart failure revealed that UC MSCs could participate in the regulation of adaptive immunity and myocardial remodeling in the body by secreting hepatocyte growth factor (HGF), inhibit T-cell proliferation, and reduce the proliferation of Th 1, Th 2, and cytotoxic T cells (Bartolucci et al., 2017).