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Wrinkle reduction: Badenhorst et al

Different categories of peptides include: Signal peptides Many popular peptides, such as Matrixyl, act as messengers that signal the skin to produce more collagen

Skin repair slows with age across several connected systems: collagen genes fire less, capillary supply thins, and repair cells lose coordination

PD involves degeneration of dopaminergic neurons in the substantia nigra, leading to motor dysfunction and non-motor symptoms such as sleep and cognitive disturbances (Armstrong, 2020)

5fad, transgenic mice with 5 familial AD, gene mutation

Other cell work reports upregulation of collagen synthesis and matrix remodeling enzymes in endometrial stromal cells, implying a role in tissue repair and implantation preparation