有胚乳的 的英文怎麼說
中文拼音 [yǒupēirǔde]
有胚乳的
英文
albuminosus-
Aleurone layer the outermost proteinrich layer of the endosperm of grass fruits ( e. g. cereal grains )
糊粉層:在谷類種子胚乳最外面的一層或幾層細胞,含有大量的糊粉粒。Studies on genes related to embryo and endosperm development are leading us to an extensive understanding of the mechanisms of seed development and apomixis at the molecular level, which will benefits the research for yield and quality improvement of plant seeds via genetic engineering
對胚和胚乳發育相關基因的研究,可使人們在分子水平上解析種子發育和無融合生殖的分子機制,更有效地開展植物種子產量和品質改良的基因工程。The endosperm of the nut owes its marked degree of astringency to the tannins it contains.
堅果的胚乳由於存在丹寧,所以有顯著的澀味。A partially purified concentrate of the solid endosperm is active in inducing growth in carrot root tissue.
固體胚乳的部分純化濃縮物,對胡蘿卜根組織的誘導生長也是有用的。A remarkable feature of the endosperm in some plants is the presence of haustoria.
某些植物胚乳的一個顯著特點是具有吸器。Abstract : the early embryo developmental block is a common phenomenon in mammal when embryos are cultured in vitro. many studies of phosphorus, glucose, hypoxanthine and cytoplasmic factors on early embryo developmental block carried out by different methods such as morphology, biochemistry, molecular biology and micromanipulation have been reviewed. the merit and shortcoming were analyzed and the necessity of using simple or components limited media overcoming early embryo developmental block were also reviewed. media that have been shown effective in overcoming early embryo developmental block in mouse, rat, hamster, rabbit, pig, sheep, cattle and monkey were listed
摘要哺乳動物胚胎在體外培養中普遍存在早期發育阻滯的現象.對此,人們用形態學、生物化學、分子生物學、顯微操作等手段開展了磷酸、葡萄糖、次黃嘌呤和細胞質因素對早期胚胎發育阻滯的影響的研究.本文綜合分析了共培養系統的優缺點.說明了採用完全成分已知的培養液對進行有關研究的必要性.列出了有效運用於克服小鼠、大鼠、倉鼠、兔、豬、羊、牛、猴等動物早期胚胎阻滯的成分已知的培養液的名稱。In endospermic seeds the endosperm replaces the nucellus and is often a rich source of growth - regulating substances
在有胚乳種子中,胚乳取代珠心,成為生長調節物質(應為營養物質譯者注)的豐富來源。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。A transcriptional fusion between 35s promoter and nearly full length hag1 cdna was constructed and transformation was performed through agrobacterium using root expantso the first whorl organs of transgenic plants flowers are carpel - like organs with stigmatic papilllae and a few ovules
轉基因植株花的表型類似與ap2突變體,其第一輪花器官萼片具有心皮的特徵,頂端產生柱頭狀的乳突,邊緣有胚珠產生。In albuminous seeds, it remains as a permanent storage organ of the mature seed.
在有胚乳的種子中,它保留作為成熟種子中的永久貯藏器官。Cea gene was transferred into human dcs, and specific anti - cancer effecs induced by the vaccine was observed. this test is part of my tutor ' s. hang you - tian has observed the induction of crcinembryonic antigen ( cea ) - specific cytotoxic t - lymphocyte responses in vitro when he transfected dcs with pcdna3 - cea, and has observed the immunity effects of the dcs ( pcea ) inoculateing against to ct 26 ( hcea + ) loaded in balb / c mice. after vaccination with the cea gene - modified dc, the survival time of the mice vaccinated with ct26 + ( cea + ) ws prolonged more potently than that of the mice vaccinatd with other dcs
癌胚抗原( carcinoebryonicantigen , cea )是一種研廠鄭州大學2002年碩士畢業論文轉染人癌胚抗原真核表達質粒的人樹突狀細胞的抗瘤作用究最為深入的腫瘤相關抗原( tumorassociatiednigen , taa ) ,在90的胃腸道腫瘤、 50的乳腺癌及70的非小細胞肺癌中有高水平的表達,是目前國際上公認的腫瘤標志物。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。& merr. ) a. love, which belonged to relatively advanced sect
Cz 』 nereus具有較小的胚乳細胞,其長寬比也較小。Kara belonged to relatively primitive sect. leymus hochst., with bigger endosperm cells than those of l. multicaulis ( kar
了了js具有較大的胚乳細胞,其長寬比也較大;屬于較進化的seot . anjs勿妙了u厲( griseb . ) tzvel .的多枝賴草乙The results showed that there existed distinct variation in endosperm cells of leymus species. different species had different endosperm cells. the significant variations were mainly included differences in the sizes, forms and quantity of endosperm cells
2 .對21個物種的胚乳細胞特徵進行觀察測量,結果表明賴草屬植物種子胚乳細胞存在豐富的多樣性,不同物種的胚乳細胞在大小、形狀和數量上均表現出明顯的差異,其胚乳細胞的特徵具有共屬分種的意義。Many endospermic seeds ( e. g. cereals and oil seeds ) are cultivated for their food reserves
許多有胚乳種子(如谷類和油料種子)是由於其營養物質而專門栽植的。Maize sbe2b gene has very high homology with that of rice, barly and wheat, and high alignment with maize ae gene with sequence no. l08065. 1. endosperm specific expression vector pebe2 was constructed
構建了無選擇標記的sbe2b基因的表達載體,該質粒大小為6 . 06kb ,含有胚乳特異啟動子,在該啟動子的內部含有一個內含子,可在植物組織特異部位進行表達。Gymnosperms lack endosperm and the precise double fertilization characteristic of the angiosperms, although some show a primitive form of it
盡管裸子植物還保留有某些被子植物的基本形態,但它沒有被子植物所特有的胚乳以及雙受精現象。As an effective evolution strategy of angiosperms, double fertilization can enhance the survival of the embryos, seeds and seedlings in which endosperms play a key role in the development of seeds and embryos
摘要雙受精是被子植物的一個有效的進化策略,增加了胚和種苗成活的機會,其中胚乳在胚以及種子發育中至關重要。Admittedly, much information on the chemical nature of other endosperm tissues, not included here, is available.
自然,這里沒有概括進去的其它胚乳組織化學性質的許多資料,也是有用的。分享友人