VEGFC and Alzheimer disease: Accordingly, mRNA level of the growth factor for lymphangiogenesis, i.e., VEGF-C, was also markedly up regulated [37] in the control AD model comparing with the normal group (p < 0.001) and attenuated in SVF-, sperm, or sperm head-treated AD models (p < 0.01, p < 0.001, p < 0.001).