alligator sinensis 中文意思是什麼
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Two captive populations could n ' t be defined as separate evolutionary significant units ( esus ) because of lacking of genetic divergence between them, and should be considered as a single esu in the conservation of the species. by comparing the sequences of control region of mitochondrial dna from three species of crocodiles, it is revealed that the smallest genetic diversity exists between alligator sinensis and alligator mississipiensis. a portion of mitochondrial nd4 and cytochrome b gene of 3 species of crocodilian was sequenced
百年來關于揚子鱷的分類地位存在著很多爭議，本文利用測得的揚子鱷（ alligatorsinensis ） 、暹羅鱷（ crocodlylussiamensis ）和灣鱷（ crocodylusporosus ）的mtdnand4和cytb基因序列，以及從genbank中獲得密西西比鱷、凱門鱷和海龜（ cheloniamydas ）的nd4基因和cytb基因相應片段，構建以海龜為外群的系統進化樹。 -
, as48 was identified to be the mouse sox4 homologue. ts47 may be a sox21 orthologue of trionyx sinensis, and, as47 may be a sox4 orthologue of alligator sinensis based on blast search. blast analyses showed that the percentage of identity at the amino acid level in the hmg - box region between ts - 41, - 42, as - 41, - 42 and the non - reptilian sox - 1, - 2, - 3 was lower than that among the non - reptilian sox - l, - 2, - 3
同源序列比較表明： as43 46和ts43 46與鼠sox12的hmg盒區有95的氨基酸同源性，表明是鼠sox12的同源基因（ homologues ） ： as47 as48與鼠sox4的hmg盒區分別有100和97的氨基酸同源性，可以認為as47 48是鼠sox4的同源基因；與鼠、鳥sox21的hmg盒區相比， ts47分別有98和100的氨基酸同源性。 -
This paper researched the behaviors and time budgets of captive - bred chinese alligator ， and discussed the taxonomical status of chinese alligator ( alligator sinensis ) and the phylogeny of the reptiles based on the sequences of nt - 3 and bdnf genes
本論文對涉及飼養條件下夏秋兩季揚子鱷的行為和活動時間分配進行了研究，同時基於nt - 3和bdnf基因部分序列探討了揚子鱷的分類地位和爬行動物的系統發生。 -
In addition, insulin - ir cell, chromogranin - a - ir cell, testosterone - ir cell and epithelial membrane antigen - ir cell were not detected in the digestive tract of alligator sinensis embryos. the kinds and the numbers of endocrine cells in the digestive tract and glands were less at early prenatal stages but increased greatly in the midterm of development. in the digestive tract of last prenatal stages, it was stomach that had the most endocrine cells and might play the most important role in regulating the growth and differentiation of the digestive tract, the duodenum was in the second place
縱觀揚子鱷胚胎消化道和消化腺內分泌細胞發生的情況，可得出如下結論： ）胚胎發育早期，胰腺內分泌細胞的數量和種類較多，可能是早期胚胎重要的內分泌調控部位；胚胎中期消化道和消化腺內分泌細胞的數量和種類增加最多，是內分泌細胞分化發育的重要時期：胚胎晚期，以胰腺和幽門、十二指腸的內分泌細胞最密集，為孵出后的消化和吸收的功能調控做好生理準備。 -
The endocrine cells in the digestive and glands of alligator sinensis embryos aged from 8th to 55th day were localized and compared by using immunohistochemical method with thirteen kinds of antiseras of hormone. during the development of pancreas in alligator sinensis embryos, somatostatin ( ss ) immunoreactive ( ir ) cells, 5 - hydroxytryptamine ( 5 - ht ) - ir cells, glucagon ( glu ) - ir cells, epidermal growth factor ( egf ) - ir cells appeared on 18th day. no p53 protein - ir cell, gastrin - ir cell, testosterone - ir cell, chromogranin a - ir cell, vasoactive intestinal polypeptide - ir cell, epithelial membrane antigen - ir cell or insulin - ir cell was found in the pancreas of alligator sinensis embryos
本實驗採用免疫組織化學技術，應用13種不同的抗血清，對孵育時間8 ? 55天揚子鱷胚胎消化道及消化腺內分泌細胞的種類進行鑒別、定位和比較，結果如下：揚子鱷胚胎胰腺中，生長抑素、 5 ?羥色胺、胰高血糖素、表皮生長因子、胰多肽免疫反應陽性細胞出現于第8天； p物質免疫陽性細胞出現于第18天； p53 、胃泌素、睪酮、嗜鉻素a 、血管活性腸肽、上皮膜骯原、胰島素免疫陽性細胞在各期揚子鱷胚胎胰腺中均未發現。 -
During the development of liver in alligator sinensis embryos, ss - ir cells appeared in a few of sinusoid endothelial cells on 8th day. 5 - ht - ir blood cells and tgf p 1 - ir blood cells were found in vein vessel from 30 - 55th day. egf - ir cells and sp - ir cells appeared in the outer membrane of liver from 40 - 55th day
揚子鱷胚胎肝臟中，生長抑素免疫陽性細胞出現于孵育第8天肝血竇內皮細胞間；孵育第30 ? 55天，靜脈血管中發現5 ?羥色胺陽性血細胞和tgf 1陽性血細胞；表皮生長因子陽性細胞和p物質陽性細胞僅在第40 ? 55天出現于肝臟外被膜；甲胎蛋白免疫陽性細胞在第55天出現于肝臟外被膜及靠近外被膜的血管內皮。 -
Chinese alligator ( alligator sinensis ) is an endemic endangered species in china
揚子鱷是一瀕危物種，也是中國特有的珍稀爬行動物。 -
In addition, somatostatin - ir cells were the most of all ir - cells in alligator mississippiensis before hatching, but in alligator sinensis it were glucagon - ir cells
同時，在孵出前胰腺中，密河鱷以ss陽性細胞最多，揚子鱷以glu細胞最多。 -
Ss - ir cells, 5 - ht - ir cells, pp - ir cells, tgf p 1 - ir cells and sp - ir cells were found in the esophagus, the stomach and the duodenum of alligator sinensis embryos
在胚胎發育後期，消化道中以胃的內分泌細胞數量和種類最多，也是內分泌調控最重要的部位，其次是十二指腸。 -
2. the dmrt1 gene of alligator sinensis was amplified by using a pair of special primers which can amplify the conservative motif ( dm domain ) of human dmrt1 gene, and then it was sequenced
2 、參照人dmrt1基因dm盒保守區的序列，設計一對特異引物，擴增了揚子鱷的dmrt1基因，並對擴增產物進行了sscp分析和測序。 -
All endocrine cells in the pancreas of alligator sinensis embryos distributed separately in the early days. but a few gathered together from the midterm of development toward hatching stage
另外，在揚子鱷胚胎胰腺中，內分泌細胞在早期都是單個分散分佈，中期出現細胞群，在孵出前大多數單個分散分佈，少數成群分佈。 -
There was some difference between alligator sinensis and alligator mississippiensis in the development of the pancreas1 endocrine cells. for example, pancreatic polypeptide - ir cells appeared earlier in alligator sinensis than in alligator mississippiensis
揚子鱷胚胎胰腺內分泌細胞的發生與密河鱷有一定差別，其中pp陽性細胞出現的時間早於密河鱷。 -
The sequence analysis showed that the identities of alligator sinensis dmrt1 gene to human dmrt1 gene in the dna sequence and the amino acid sequence were 87 % and 95 %, respectively. the results indicated that dmrt genes were highly conservative in phylogeny
（ 3 ）測序結果表明，雌雄揚子鱷dmrt1基因的序列一致，且其dna序列和編碼的氨基酸序列與人相應dmrt1基因的相似性分別為87 %和95 % 。 -
The length of amplification was 140bp in both male and female, which was consistent with that of human dmrt1 gene. the result of sscp analysis showed that there were many differences in the dmrt1 gene sequence between alligator sinensis and human, but no differences between male and female alligator sinensis
結果顯示： （ 1 ）揚子鱷dmrt1基因的擴增片段與人dmrt1基因擴增片段的大小相同，均為140bp ； （ 2 ）雌雄揚子鱷dmrt1基因擴增片段大小雖然與人相同，但其單鏈遷移率與人有較大差異，而雌雄個體間無差異。 -
In order to study mhc genes of chinese a igator ( alligator sinensis ), a pair of degenerate primers were used to amplify the segments of mhc class ii b genes from the genomic dna of chinese alligator. ten 166 bp ( one 160bp ) - long different nucleotide sequences, which were divided into two groups ( a, b ), were obtained from cloning and sequencing
為了研究揚子鱷（ alligatorsinensis ）的mhc基因，本文利用一對簡並引物擴增出揚子鱷mhc類b基因第二外元的部分片段，並對其進行了克隆及序列分析，結果得出10種不同序列，片段長166bp （其中一種為160bp ） 。 -
Alligator sinensis, a kind of superior reptiles, acted as an important role in the course of vertebral animal evolution. studies on the development of the endocrine cells of its digestive system would provide us with significant documents for investigating the developmental characteristics of its endocrine cells and the evolution relationship between different groups of vertebral animals
揚子鱷是高等的爬行動物，在脊椎動物的進化過程中處于重要的地位，對其消化系統內分泌細胞發生進行研究，可為探討其內分泌細胞發生的一般規律，以及不同類群脊椎動物演化的親緣關系積累重要的資料。
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