Angiotensin (1–7) delivered orally via probiotic, but not subcutaneously, benefits the gut-brain axis in older rats - Thomas W. Buford; Yi Sun; Lisa M. Roberts; Anisha Banerjee; Sujitha Peramsetty; Anthony Knighton; Amrisha Verma; Drake Morgan; Gonzalo E. Torres; Qiuhong Li; Christy S. Carter (GeroScience, 2020)