NO control: nitric oxide directly regulates substrate delivery to NOS. Focus on "Nitric oxide can acutely modulate its biosynthesis through a negative feedback mechanism on L-arginine transport in cardiac myocytes"

一氧化氮调控：一氧化氮直接调节底物向一氧化氮合酶（NOS）的输送。重点在于“一氧化氮可通过对心肌细胞中L-精氨酸转运的负反馈机制，急性调节自身的生物合成”。