This results from a tyramine-induced depletion of norepinephrine normally present in the readily releasable vesicle pool, and replacement of vesicular norepinephrine with tyramine (which functions as a false- or pseudo- neurotransmitter), which when released has no effect on postsynaptic adrenergic receptors (Figure 1)
Melasma: a comprehensive update Part I, II J Am Acad Dermatol
Consider the clinical reason for using it, ingredient identity, dose, manufacturing quality, stability, storage, tolerance, cost and whether the product is producing a meaningful benefit
Step 4: Aftercare Most individuals return to normal activities immediately
In RA, synovial fibroblasts exhibit abnormal proliferation dependent on ROS accumulation and lipid peroxidation