调节位点

5-氨基酮戊酸（5-aminolevulinicacid，ALA）是高等植物四吡咯分子如血红素和叶绿素合成的第一个调节位点。

5-Aminolevulinic acid ( ALA ) is the first regulation dot of tetrapyrroles biosynthesis , such as chlorophyll and heme in plants .

NMDA受体的不同调节位点在伤害性信息传递中有密切的协同作用；

There are co operative interactions among the regulatory sites within NMDA receptor channel complex in modulation of spinal nociception .

所有的突变体经鉴定分属于3种表现型，即硝酸还原酶结构位点（nit1），硝酸盐同化途径的专化调节位点（nit3），和钼辅因位点（nitM）。

All the Nit mutants obtained by this way belong to one of 3 kinds of the following phenotypes : the nitrate reductase structural locus ( nit1 ), the nitrate-assimilation pathway-specific regulatory locus ( nit3 ), and the molybdenum-containing cofactor locus ( nitM ) .

结果位于转录调节区-334位点的醛固酮合酶基因型分为TT、TC及CC型三种；

Results Three genotypes for aldosterone synthase at position 334 in the transcriptional regulatory region were found : TT , TC and CC .

Ca2+对植物乙烯生成的调节与作用位点有关，胞外Ca2+在维持质膜功能的同时，抑制乙烯生成，延缓衰老；

The regulatory effect of Ca 2 + on ethylene biosynthesis in plants is related to action site . The extracellular Ca 2 + can maintain cell membrane permeability , inhibit ethylene production , and delay senescence ;

利用基因定位突变技术获得的无免疫活性IL－2实查体仍具有中枢镇痛作用，表明IL&2分子上发挥镇痛和免疫调节作用的功能位点是相互独立的。

The IL-2 mutant , which was obtained by oligonucleotide-mediated site-directed mutagenesis and had no immune activity , still had the analgesic capability , suggesting that there be different domains of immune and analgesic activity in IL-2 molecule .

目的研究室旁核（PVN）、腹内侧核（VMH）及背内侧核（DMH）微注射瘦素对血压（BP）的调节作用，揭示瘦素BP调节的可能中枢位点。

Objective To determine the cardiovascular effects of microinjection of leptin into the paraventricular ( PVN ), ventromedial ( VMH ) and dorsomedial ( DMH ) hypothalamic nucleus and identify the possible site ( s ) on which leptin acts to influence blood pressure .