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NNMT (nicotinamide N-methyltransferase) is an enzyme that methylates nicotinamide, diverting it from NAD+ synthesis

References Heffernan, M., Summers, R.J., Thorburn, A., Ogru, E., Gianello, R., Jiang, W.J., & Ng, F.M

[4] In differentiated 3T3-L1 mouse adipocytes, 5-Amino-1MQ lowered intracellular 1-MNA in a concentration-dependent manner with an EC 50 of 2.3 1.1 M (R = 0.94)

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It promotes angiogenesis (the formation of new blood vessels), enhances growth hormone receptors, and modulates nitric oxide production