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By comparing and analyzing the dynamic changes of carbonitride in the floral sex determination of litchi we found that: higher C/N and lower amino acid content are beneficial to androecium differentiation; in contrast, lower C/N and higher amino acid content are adequate for gynoecium differentiation; the amino acid content in androecium is only half of that in gynoecium.

荔枝花性决定中碳氮化合物的动态变化的研究结果发现：C/N较大有利于雄蕊分化，反之则有利于雌蕊分化；氨基酸含量较高有利于雌蕊分化，雄蕊的氨基酸含量仅为雌蕊的一半；脯氨酸与花粉育性存在着密切相关关系。

By comparing and analyzing the dynamic changes of carbonitride in during the floral sex determination litchi,it was found that higher C/N and lower amino acid content were beneficial to androecium differentiation; conversely, lower C/N and higher amino acid content were adequate for gynoecium differentiation; the amino acid content in androecium was only half of that in gynoecium; proline was associated with pollen developmental capacity.

比较分析了荔枝花性决定中碳氮化合物的动态变化，结果发现：C/N较大有利于雄蕊分化，反之则有利于雌蕊分化；氨基酸含量较高有利于雌蕊分化，雄蕊的氨基酸含量仅为雌蕊的一半；脯氨酸与花粉育性存在着密切相关关系。

PmMYB is a typical R2, R3-MYB transcription factor with its 2 typical DNA-binding domains (amino acid sites of 13-63 and 66-114).The multiple alignment of R2, R3 amino acid repeat regions of MYB genes among broomcorn millet, rice, corn, loblolly pine, Arabidopsis, capsicum, upland cotton, barley and aubergine indicates that R2, R3 repeat regions are very conserved. The phylogenetic analysis based on amino acid sequence shows that MYB genes are highly divergent with similarity ranging from 32% to 84%.

对其与水稻、玉米、火炬松、拟南芥、辣椒、陆地棉、大麦及茄子等9种植物的 MYB 基因的R2、R3重复区的氨基酸序列多重比较，表明R2R3重复序列在植物中具有较高的保守性；基于氨基酸序列的编码区系统进化树分析表明，不同植物的MYB基因遗传分化很大，序列相似性为32%~84%，其中糜子 MYB 基因与水稻的 MYB18相似程度最高(84%)，与大麦和玉米的相似性分别为46%和41%。

The results showed that the carpophore of the four new strains contained eight essential amino acids , side chain amino acid and arginine which were essential to the human body . However , the content of aromatic amino acid was relatively low .

测定了4个杏鲍菇新品种子实体的氨基酸含量，结果表明，4个新品种的子实体中含有丰富的8种人体必需氨基酸，支链氨基酸和带有胍基的精氨酸，而芳香族氨基酸的含量却很低。

There are several D-amino acid itself is toxic to plants even in the relative low concentration of D-amino acids because many plants lack the normal channels of D-amino acid oxidation deamidation, Therefore, we can use D-amino acid lyase having the toxicity to plant as a safe selectable marker.

对植物来说，很多组织缺乏正常的途径对D-氨基酸进行氧化脱氨基作用，由于这种消化系统的不同导致的结果是，有几种D-氨基酸本身对植物是有毒性的，即使在D-氨基酸相对浓度较低的情况下。

The predicted amino acid sequence of the gene show a rather high homology(84.47% amino acid identities)with Haemaphysalis longicornis(H.longicornis) TnI (GenBank,GI:14041807).Furthermore, the actin-binding domains of troponin I in predicted amino acid sequence, just the same as H. longicornis ,at the amino acid residues 147-167, suggesting the gene is K haemaphysaloides TnI gene.

经同源性比较，该基因预测的氨基酸序列与长角血蜱肌钙蛋白Ⅰ(GenBank，GI：14041807)有很高的同源性(同源性为84.47%)，肌动蛋白结合位点位于147-167氨基酸处，且与长角血蜱肌钙蛋白Ⅰ肌动蛋白结合位点完全相同，表明该基因是镰形扇头蜱肌钙蛋白Ⅰ基因。

The protein OsSPO11-1 coded with rice reductional division gene OsSPO11-1 is the protein having SEQ ID No.2 amino-acid residue of the sequence table, or, it is the protein derived from SEQ ID No.2 in which protein, SEQ ID No.2 amino acid residue sequence being proceeding substitution, deletion or addition with one or more amino acid residue, but having the same activity of SEQ ID No.2 amino acid residue sequence.

水稻减数分裂基因OsSPO11-1编码蛋白OsSPO11-1，是具有序列表中SEQ ID №：2氨基酸残基序列的蛋白质，或者是将SEQ ID №：2的氨基酸残基序列经过一个或几个氨基酸残基的取代、缺失或添加且具有与SEQ ID №：2的氨基酸残基序列相同活性的由SEQ ID №：2衍生的蛋白质。

In this paper, firstly using natural fatty acids including lauric acid, myristic acid, palmitic acid etc. and disproportionated rosin as starting materials, the acyl reaction of starting materials with SOCl_2 respectively, and then using Schotten-Baumann condensation: on the reaction conditions of alkalescence, condensation of acylchloride with amino acid (sarcosine, glycine, alanine etc.), and then acidification, saltation. A series of anionic surfactants of N-acyl amino: sodium N-fatty acyl sarcosinate (SFS-12, SFS-14, SFS-16); sodiun N-fatty acyl glycinate(SFG-12, SFG-14, SFG-16); sodium N-fatty acyl alaninate(SFA-12, SFA-14, SFA-16)and sodium N-disproportionated rosinoyl aminatewere prepared. During the preparation of N-acylamino acid, the reaction conditions of acylchloride with amino acid condensation were identified by optimizing the synthetic conditions of N-lauroyl sarcosine: mol ratio of amino acid to acylchloride 2:1, reaction taken place in a solvent composed by acetone/water 2:1, acylchloride and 20% NaOH were slowly added to the reaction mixture at the same time while maintaining the pH at 9~10, after completion of adding maintaining reacting for 2.5h at 25℃.

首先以月桂酸、肉豆蔻酸、棕榈酸等天然脂肪酸和歧化松香为原料，与氯化亚砜反应制得酰氯，然后采用Schotten-Baumann 缩合法路线，即在碱性条件下，酰氯和氨基酸(肌氨酸、甘氨酸、丙氨酸等)缩合，经过酸化、成盐，合成一系列氨基酸型阴离子表面活性剂：脂肪酰肌氨酸钠，即月桂酰肌氨酸钠(SFS-12)、肉豆蔻酰肌氨酸钠(SFS-14)、棕榈酰肌氨酸钠(SFS-16)；脂肪酰甘氨酸钠，即月桂酰甘氨酸钠(SFG-12)、肉豆蔻酰甘氨酸钠(SFG-14)、棕榈酰甘氨酸钠(SFG-16)；脂肪酰丙氨酸钠，即月桂酰丙氨酸钠(SFA-12)、肉豆蔻酰丙氨酸钠(SFA-14)、棕榈酰丙氨酸钠(SFA-16)；N-歧化松香酰基氨基酸钠(sodium N-disproportionated rosinoyl aminate)，即N-歧化松香酰基肌氨酸钠(sodium N-disproportionated rosinoyl sarcosinate ，简称SDRS)、N-歧化松香酰基甘氨酸钠(sodium N-disproportionated rosinoyl glycinate，简称SDRG)、N-歧化松香酰基丙氨酸钠(sodium N-disproportionated rosinoyl alaninate，简称SDRA)。

The determination of amino acids in blood clam antianaemia oral liquid using HPLC-AccQ-Tag method is reported. The oral liquid reacted with 6-aminoquinolyl-N-hydroxysuccini-mdyl carbamate. Then, the corresponding derivatives were analyzed with an HPLC. The chromatographic conditions were AccQ-TagTM C18 column for amino acids analysis (3.9mm×15cm); mobile phase of program elution sodium acetate solution(pH5.02), acetonitrile, Milli-Q water. The amino acids'AQC deriatives were detected at 248nm with a UV-detector. Eighteen kinds of amino acids were completely determined in 35 minutes.

以6-氨基喹啉-N-羟基琥珀酰亚胺基氨基甲酸酯为衍生剂，与毛蚶抗贫血口服液中的氨基酸柱前定量衍生，用WatersHPLC仪，AccQ-TagTM专用C18柱(3.9mm×15cm)，以140mmol·L-1的醋酸钠溶液(pH5.02)为溶剂A，乙腈为溶剂B，超纯水为溶剂C，进行梯度洗脱，检测波长为248nm，35min测试完毕。

Amino acid composition method, dipeptide composition method, and amino acidcomposition distribution method were improved. Besides, pseudo amino acid compositionmethod was based on new structural descriptors of amino acid.

其中有三种特征值提取方法是对传统的氨基酸组成成分、二肽组成成分和氨基酸组成分布等方法进行了改进；第四种方法引入了新的氨基酸生化参数，采用伪氨基酸法提取特征值。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。