胚基的 的英文怎麼說
中文拼音 [pēijīde]
胚基的
英文
blastemic
-
胚 :
名詞[生物學] (初期發育的生物體) embryo
-
的 :
4次方是 The fourth power of 2 is direction
-
The astrocyte marker gfap and oligodendrocyte marker mbp were not detected. nor the endoderm and mesoderm markers
膠質細胞標志
基因gfap 、 mbp未檢測到,其他
胚層
的標志性
基因也沒有表達。
-
The occurrence of haploid endosperm in the gymnosperms provides a sound basis for further investigations into progenies.
裸子植物中單倍體
胚乳
的存在,為進一步對於後代
的研究提供良好
的基礎。
-
The highest vt and p valt in true leaf were accompanied two hybridizable polypeptides of aox protein, 35kd and 38kd respectively. the next was cotyledon vt and p valt with only one 38kd hybridizable polypeptide of aox protein. hypocotyl vt and p valt were the lowest and its immunobloting band was similar to that of cotyledon, but the expressive amount of 38kd protein was less than that of cotyledon
綠豆幼苗不同器官
的有關呼吸參數測定結果與aox表達
的western分析
基本一致:真葉
的v _ t特別是v _ ( alt )最高,它也具有35kd和38kd
的aox
的雜交多肽;其次是子葉
的v _ t和v _ ( alt ) ,且在子葉中,只見一條分子量為38kd
的aox多肽;下
胚軸
的v _ t和v _ ( alt )都最低, western雜交顯示也只有一條分子量為38kd
的多肽,而且表達量也較少。
-
Cotyledon and hypocotyl ' s rate and quamity are the most among these explams, and callus can be obtained in 10 days by cotyledon and hypocotyl. reversely it is difficult to indue callus with root, and the callus from root is lnde and easy to become browning. the calius obtained from leaf grows very slow and does not become browning uniill in 2 or 3 months
銀杏
的不同器官和組織都能夠誘導出愈傷組織來,其中,子葉和
胚軸10d左右全部愈傷化,誘導速度和誘導率均最高,根則很難誘導,愈傷組織很少,褐化很快;葉片誘導
的愈傷組織,生長慢,褐化也慢,在培養
基上保持兩三個月而不褐化;
胚乳
的誘導時間也較長,需要30d左右。
-
Their differences are based on many aspects which include characteristics of morphology, anatomy and epidermis of leaf, types of tapetum in anther walls, patterns of endothecial thickenings, and ways of development of endosperms, presence or absence of perisperm, components of photochemistry, and sequences of rbcl
菖蒲屬與天南星科其它屬在葉
的形態、結構、表面特徵,花藥絨氈層類型,藥室內壁增厚
的特點,
胚乳
的發育方式,外
胚乳
的有無,植物化學成分, rbcl
基因序列等多方面存在著顯著
的差異。
-
On the one hand, quercetin promotes hypocqtyls phototropic growth, on the other hand, it promotes gravitropism of root tips. when the seedlings are placed tilted at 80, quercetin induces root tips getting into medium, while on control case, it grows along the surface
一方面q促進了下
胚軸
的向光生長,另一方面,促進了根尖
的向地性,在80培養時, q誘導根尖鉆入培養
基中。
-
Detailly, it was ( l ) to isolate and construct high efficiency expression vector of rice starch branching enzyme gene sbe2b and ( 2 ) to establish a high - effecient rice transformation system. total rna was extracted from maize endosperm 15dap ( days after pollination ). and cdna of sbe2b was obtained through rt - pcr. sequencing result showed that the full length cdna was 2. 4kbp, coding for 800 amino acids, with estimated mw 93kd
本研究從授粉15天左右
的玉米
胚乳中提取了總rna ,採用rt - pcr方法,克隆了玉米
胚乳
的澱粉分支酶
基因sbe2b ,測序結果表明,玉米
胚乳sbe2b
的cdna全長為2 . 4kb ,編碼800個氨
基酸,推測
的氨
基酸
的分子量為93000d ,該序列與genbank中登錄號為af072725
的玉米sbe2b
的cdna序列有98
的同源性,與水稻、大麥、小麥等禾本科植物
的有關澱粉分支酶
的dna序列都有極高
的同源性。
-
The methods of evans and martin were changed slightly and used to isolate the mouse es cell in my experiment. in brief, the intact blastocysts were plated on sto feeder layer treated with mitomycin, and were cultured in the media supplymented with brl condition medium
聯合evans和martin
的方法,稍加改良來分離小鼠
胚胎幹細胞,把昆明白小鼠完整
的囊
胚直接種植在經絲裂黴素滅活
的sto飼養層細胞上,在含有brl條件培養
基的es細胞培養液中培養。
-
Recovery of microtubule organizing centers in enucleated oocytes and condensation of chromosome and organization of spindle in reconstructed embryos were analysed. a non - invasive method of enucleation mouse oocytes has been developed. firstly, the progression of mouse oocytes in meitosis i was ascertained by immunofluoresence technique
另外,本試驗通過在m16
基礎上添加eaa 、 non - eaa和葡萄糖顯著提高了
胚胎
的桑椹率、囊
胚率和孵化率;單獨添加葡萄糖
的培養液,其桑椹率顯著升高,但囊
胚率和孵化率
的升高並不顯著,所以
胚胎培養液中氨
基酸和葡萄糖能協同促進
胚胎發育。
-
Scientists are still not sure whether reprogramming itself or other aspects of handling these embryos might introduce gene mutations that could predispose the resulting es cells to senescence or cancer, and more research is needed to detect these potential problems
科學家仍然無法確定,重設程式本身或處理
胚胎
的其他過程,是否會引起
基因突變,使得
胚胎幹細胞容易老化或癌化,我們需要更多
的研究來檢查這些潛在
的問題。
-
The expression of seven imprinted genes in human preimplantation embryos
7條印跡
基因在人類種植前
胚胎
的表達
-
Expression analysis the expression analysis of gharf in different tissues of cotton was carried out by rna dot blotting with ghakf probe labeled with dig. the result showed that the expression of arf gene was mainly in anthers of sterile and fertile, pollen of fertile, corolla rather than in leaves, radicel and ovule
棉花ari ; 』
基因
的表達分析用地高辛將棉花arf
基因標記為探針,與棉花洞a
的不育株花藥、司有株花藥、可育花粉粒、葉片、花冠、
胚根和
胚珠
的總rna進行斑點雜交。
-
61 of these clones have hybridization signals on the x - photos of the reverse northern blot. then northern blots were performed for 23 of these 61 clones : nos. 4, 17, 18, 23, 28, 66 - 1, 69, 84, 89 - 1, 94, 97, 101, 108, 152, 156 - 1, 157 - 1, 165, 172, 175, 183, 185, 191 and 233
其結構功能域中包含1個28個氨
基酸殘
基的信號肽ol2個晚期
胚胎發生高豐度蛋白lea毛結構域( 56 206 , 205 323 ) 、 2個保守分泌蛋白cog5608結構域( 72 200 , 174 281 )和3個低復雜度區門, 4265 , 329習44其h級結構中存在有大量
的捲曲螺旋區。
-
Notch proteins are a family of evolutionarily conserved transmembrane receptors which are involved in cell fate determination of many cell lineages. notch ligand delta is also transmembrane protein with characteristic cysteine - rich n - terminal domain responsible for notch binding
Notch
基因廣泛表達于
胚胎發育過程中
的各種組織和各種成熟組織中具有增殖能力
的細胞層,該
基因編碼一個由2753個氨
基酸殘
基的型跨膜蛋白分子受體,其配體也是細胞膜蛋白,稱為delta 。
-
By analyzing the wing phenotype, cuticle phenotype of germline clone embryo, deficiency kit mapping, direct sequencing and searching the genome sequence database, three genes : sll, oxt and pygo were identified ( each gene corresponding to one group of mutant alleles )
並通過綜合分析翅
的形態,生殖系克隆
胚胎
的表皮形態,以及缺失作圖,直接測序和搜索
基因組數據庫,鑒定出了三個
基因,這三個
基因分別對應于該三類突變體等位
基因。
-
It showed that the induction efficiency of the resistant calli were the same among all explants of different age, but the embryos on the calli from explants of 7 days appeared earlier than those from explants 11 and 30 days. in order to compare the resistant calli induction efficiency, petioles and hypocotyls were excised from 30days aseptic seedlings to transform with pbinctbs under the same condition. the resistant calli induction efficiency of petioles was higher than those of hypocotyls. a more detailed analysis of the different types of explants showed that the number of pcr positive plants induced from petioles was higher than that from hypocotyls
在相同條件下
的轉化實驗中,發現不同苗齡
的外植體
的抗性愈傷
的誘導頻率
基本相同:還進一步研究了胡蘿卜同一苗齡不同部位
的抗性愈傷形成率,同時用3od苗齡(照光3周)
的葉柄和下
胚軸做轉化實驗,發現葉柄
的抗性愈傷形成率高於下
胚軸
的抗性愈傷形成率,進一步
的實驗發現,由葉柄誘導
的苗子
的陽性率高於由下
胚軸誘導
的苗子
的陽性率,此結果和pawlicki
的結論是一致
的。
-
In order to clone new genes expressed during early embryonic development of trionyx sinensis, we constructed and characterized a cdna expression library from poly ( a + ) mrna isolated from 250 mg of cranial / kidney / gonad complex tissues of one - week - old embryos of trionyx sinesis using the smart ( switching mechanism at 5 " end of rna transcript ) cdna synthesis and ld - pcr amplification strategy
為了克隆到與
胚胎發育有關
的新
基因,以孵化一星期
的中華鱉( trto屍砂優sinensis )
胚胎
的頭部、生殖晴混合組織為原始材料,採用smart但witching叢eehanism叢5 』 endof旦nairanseript )和長距離pcr伍d一pcr )技術,構建t一個中華鱉cdna表達文庫。
-
The ensuing gene expression profile in the cleavage - stage embryo establishes totipotency and is required for further development
隨后卵裂時期
胚胎
的基因表達模式將建立一種全能性,這對進一步發育是必需
的。
-
It acts as a mediator molecule for adhesion between the surface of blastocyst and epithelial cell, and maybe involved in implantation regulation, mmp - 9 is highly expressed and secreted by trophoblast cells, and the antibody of mmp - 9 can inhibit the invasion of the trophoblast this indicates mmp - 9 is very important to the invasive embryo
Mmp - 9 (
基質金屬蛋白酶- 9 )在植入過程中滋養層細胞大量分泌和表達,而多克隆抗mmp - 9抗體可以阻斷這些滋養層細胞對
基質
的浸潤,這說明, mmp - 9對于
胚胎
的侵入至關重要。
-
( 1 ) plant regeneration system of cucumber contyledonary node was established. ( 1 ) the cotyledonary node was regarded as optimal explant by comparing the differentiation frequency of 3 kinds of explants ( cotyledon, cotyledonary node and hypocotyl ). ( 2 ) by discussing the effect of pgr ( naa and 6 - ba ) concentration and combination on differentiation frequency of adventitious buds, we concluded that the optimal shoot induction medium is ms basal medium with 1mg / l 6 - ba ( ph5. 8 )
( 1 )黃瓜子葉節植株再生建立東北農業大學理學碩士學位論文一通過對比三種外植體(于葉、子葉節、下胚軸)的分化率,得出最佳外植體類型為子葉節;通過探討pgr ( naa 、 6 ba )濃度和配比對不定芽分化的影響,得出最佳芽誘導培養基為:卜1叭6 。