| 摘要 |
<p>A nerve cell medium composition containing an effective dose of an agonist or antagonist of a glutamate receptor, effective to act as an agonist or antagonist on a nerve cell, chosen from an amino acid having chemical structure (I), wherein A is chosen from (a), (b), (c) or (d), wherein each R1, R2, R3, R4, R5, R6 R8, R9, R10, R11, and R12 is independently an electronegative group, H, CH3, SCH3, NH2 or OCH3; and R7 is an electronegative group.</p> |
