The reduction in BH4 availability would also affect AGMO, possibly allowing for an increase in platelet activating factor.[ref open access] This hypothesis has not been tested in any studies that I can find, but there have been a few genetics studies on Long Covid that did not identify GCH1 as a likely candidate
[1], Pes et al
3.- Yu CH, Chen HH, Liu CM, Jeng YM, Wang JT, Wang YP, Liu BY, Sun A, Chiang CP
Mercury toxicity and treatment: a review of the literature
Due to its defined peptide sequence and metal-binding properties, it is utilized in laboratory systems examining peptide stability, coordination chemistry, and molecular response mechanisms under strictly controlled scientific conditions
Decrease in creatine kinase messenger RNA expression in the hippocampus and dorsolateral prefrontal cortex in bipolar disorder