Foods that contain a substance called tryptophan, which is converted to an amino acid called L-tryptophan, promote sleep.
食物中含有一种称为色氨酸的物质，它可以转化为一种能促进睡眠的氨基酸—l -色氨酸。
Tryptophan is subject to various changes by enzymes making the L-tryptophan produce a brain chemical called serotonin.
色氨酸会受到酶的影响发生很多变化，使得大脑中的L-色氨酸产生一种名叫5-羟色胺化学物质。
The second part investigates the SERS and the adsorptive behavior of the BSA, L-tyrosine and L-tryptophan.
第二部分研究了BSA、L-酪氨酸和L-色氨酸分子及其在离子存在下在银纳米颗粒表面的SERS效应和吸附行为。
It was caused by a genetically engineered brand of a food supplement called L-tryptophan.
这场流行性疾病是由基因工程制造的，是补充食品品牌名为L -色氨酸所引起的。
The amount of aromatic amino acids such as L-tryptophan, L-tyrosine and L-phenylalanine was important for the accumulation of D-ribose, and its amount need to be controlled precisely.
培养基中芳香族氨基酸如l色氨酸、l酪氨酸和l苯丙氨酸的含量影响着d核糖的形成，其含量需严格控制。
The amount of aromatic amino acids such as L-tryptophan, L-tyrosine and L-phenylalanine was important for the accumulation of D-ribose, and its amount need to be controlled precisely.
培养基中芳香族氨基酸如l色氨酸、l酪氨酸和l苯丙氨酸的含量影响着d核糖的形成，其含量需严格控制。
应用推荐