Herb-Derived Products: Natural Tools to Delay and Counteract Stem Cell Senescence

Figure 1

Antiaging approaches: delay-aging approach (on the left side)—the antiaging treatment is administered to the organism or to its cells before (a) or together (b) with the proaging agent; treat-aging approach (on the right side)—the antiaging treatment is administered to the old organism or to its senescent cells (physiologically aged or induced with a proaging agent).