It occurs naturally in human plasma and was first isolated in 1973 by Loren Pickart
published the excisional new attachment procedure (ENAP), another minimal invasive surgical procedure with good clinical outcomes but without providing any histological evidence of regeneration, that was mandatory in those days
Zhang, TB-500 as a restorative/regenerative therapy for neurological injury and neurodegenerative diseases, Expert Opin
On the other hand, retinol also interacts with specific cellular receptors, such as Cellular Retinoic Acid Binding Protein (CRABP) types I and II, to upregulate skin cell proliferation and epidermal thickness [32]
It should be seen as a "support system" for a healthy lifestyle
It may also be medicinal because it is intended to restore, correct or modify a physiological function through pharmacological, immunological or metabolic action