lip melanotic macule Mystery behind labial and oral macules: Clinical, dermoscopic and pathological aspects of Laugier-Hunziker syndrome Treatment of labial melanotic macules

As a major source of NADPH, the PPP primarily supports reductive biosynthesis and maintains redox balance through the regeneration of reduced GSH (72)

Other central stimulants can increase synaptic dopamine levels by several modes of action, for example, blockade of dopamine reuptake, reverse DAT function and dopamine release (Lee et al., 2018)

This is especially concerning in patients with Neurofibromatosis type 1 (NF1) who have a pre-existing plexiform neurofibroma that suddenly changes in size or becomes painful (Evans et al., 2021)

Hcy levels were reduced 25 % by creatine, and increased 50 % with GAA, while plasma methionine levels were unchanged