α-酮戊二酸是 TCA 循环中的关键分子。它可以由谷氨酸通过谷氨酸脱氢酶氧化脱氨产生，并且是磷酸吡哆醛依赖性转氨反应（由支链氨基酸转氨酶介导）的产物，其中谷氨酸是常见的氨基供体。

AUNP-12 TFA (NP-12 TFA) is a polypeptide antagonist in the pd-1 signaling pathway, which has the same antagonistic effect on pd-l1 and pd-l2, and can protect the proliferation and effector function of lymphocytes.

[Gly28,Cys30]-Amyloid β-Protein (1-30)