They send specific biological messages that stimulate cellular processes such as collagen production, cell proliferation, and protein synthesis
They can improve skin quality over time, but they are not a miracle anti-aging solution and should not replace retinoids or in-office treatments
For example, in G6PD-deficient individuals, residual hepatic enzyme activity can prove insufficient in stress states where increased G6PD activity is required, as in neonates with comorbid G6PD deficiency and Gilberts syndrome, who are at increased risk for hyperbilirubinemia (96, 97)
Iron deficiency anemia deserves separate consideration even if ferritin is technically "normal." Autoimmune conditions, including alopecia areata and lupus, can present with hair loss
For assays on IMR90 cells that were already senescent, treatment occurred as indicated (Fig