胚下的 的英文怎麼說
中文拼音 [pēixiàde]
胚下的
英文
subgerminal-
Because hsg is associated with sinus tract, the embryologic origin of hsg in the lower neck may be from the branchial apparatus
因為下頸部異位性唾液腺常伴隨管竇腔,所以其胚胎的來源可能是鰓弓器。Cytyledons and future stalk called the hypocotyl elongate.
子葉和未來稱為下胚軸的主軸延長。Such seedlings are characterized by having elongated hypocotyls or epicotyls.
這樣的幼苗具有伸長的下胚軸或上胚軸的特徵。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。These include phototropism, light - driven chloroplast movements and stomatal movements. the phot i gene of arabidopsis encodes an autophosphosphorylating protein kinase that functions as a photoreceptor for phototropism in response to low - intensity bl. up to now
在高等植物中,藍光調控多個重要生理反應過程,其中包括下胚軸的向光反應、葉綠體在光下的重新分佈和氣孔的開放等。For example , the spiral arrangement of scale - bract complexes on ovule - bearing pine cones , where the female reproductive organs of conifers are located , is important to the production of airflow patterns that spiral over the cone ' s surfaces , thereby passing airborne pollen from one scale to the next
例如,帶有胚珠的松球的鱗苞綜合體的螺旋狀安排,亦即松柏目植物雌性殖器官的所在位置,對于氣流模式的形成與產生殊為重要,而這些氣流模式在松球的表現盤旋上升,從而把在空氣中飛行的花粉從一個鱗苞傳播至下一個鱗苞。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。The propagules of b. gymnorrhiza and a. corniculatum undergo some growth before becoming detached from the parent plant. they accumulated large amounts of ions during the development while the level of ion concentrations are consistently lower in their embryos compared to leaves of parent plant. before detachment, the growth of hypocotyls were reduced, the water content declined, while the osmotic potential was approaching to or more negative than that of the solution on which their parent plant vegetating
另一方面維持較大比例的有機滲透調節劑,控制細胞液中鹽離子的水平以減少代謝毒害;木欖成熟胚軸的密度接近或低於生境中海水的密度,適于隨水漂浮和傳播;胚軸內離子濃度呈下降趨勢,但最終以達到和母樹生境中的離子濃度水平相一致為目標。The ancient village names in the area : fuhihe, fuqi, suyahe, xiaocheng, dacheng, leijiacha etc … have not only preserved the essence of yellow river culture, but also are references to the mythical stories in the records of the legendary fuxi king
古老的原始村名伏義河、伏奇、蘇亞河、小程、大程、雷家岔… …不僅保存了黃河文化的母體胚胎,也巧合了歷史神話傳說中的伏羲王天下的文明記載。The radicle of melicago sativa and brassica pekinensis turned black and rotted under the effect of 20gdw. ml - 1 ethanol extract
水稻胚根的生長在10gdw ? 100ml ~ ( - 1 )的乙醇提取物作用下完全受到抑制。Meanwhile, oxygen concentration of culture medium containing embryos decreased with time ( p < 0. 0001 ). with the development of embryos, oxygen exhausting rate trended to increase
未受精卵耗氧極低,而胚胎培養液中氧的濃度直線下降( p 0 . 0001 ) ,而且隨著胚胎的發育耗氧率有上升的趨勢。We can see a lot of new pictures of induced neuron - like cells, include neuron - like cells and glial - like cells, with the apparent nerve cells. material and methods rat bone marrow cell were collected, after sacrifice of a 3 months old wistar rat, from femurs and tibias by flushing the shaft with culture media ( dmem - 10 % fetal bovine serum ) using a syringe of 5ml
無菌條件下取股骨和胚骨的骨髓b人snd含10胎牛血清的dmem培養液1000rpm離心10分鐘,吹打b人兩個培養瓶,置人37 j coh飽和濕度條件下培養,隔日更換培養液,當細胞達到70融合時,傳代。This expression vector plbcas - hsa - lgl has the following advantages : i ) the 1. 7kb promoter is able to drive cell - specific and hormone - dependent expression ; ii ) the inclusion of intron - 1 can increase expression level of fusion genes ; iii ) the 5 ' utr of bovine p - casein mrna may have a positive role in both transcriptional and post - transcriptional regulation ; iv ) the gfp gene make the selection of positive clone among embryos possible ; v ) the gfp gene can be easily excised via cre - mediated recombination between the two loxp sites after the expression vector has been integrated into chromosome ; vi ) the two incompatible lox sites, loxp and lox2272, would facilitate cre - recombinase mediated cassette exchange ( rmce ), which in theory will leading to develop a technology of site - specific gene expression in animal mammary glands
該載體的特點是:具有可以調控外源基因在乳腺中特異表達的牛-酪蛋白基因5 `端側翼區和包括第一外顯子及內含子在內的5 `端調控區;將人血清白蛋白cdna準確地置於牛-酪蛋白基因第二外顯子中的翻譯起始密碼子atg之後,而且沒有增加額外的序列和使人血清白蛋白cdna移碼;引入標記基因gfp ,便於在胚胎期鑒定陽性胚胎,減少受體;引入cre lox重組系統: ( ? )標記基因gfp的兩端的兩個loxp位點可以在表達載體整合到基因組后,刪除標記基因; ( ? )餘下的一個loxp位點可以和前面的lox2272位點組成cre重組酶介導的盒式交換系統。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。The dirac stracture for lie bialgebroid ( a, a * ) is a subbundle l c a + a *, which is maximally isotropic with respect to symmetric bilinear form (, ) +, whose section is closed under the bracket [, ]. the dual characteristic pairs of maximal isotropic subbundle is an important conception which is used to describe maximal isotropic subbundle
李雙代數胚上的dirac結構是指在對稱配對( , ) _ +下極大迷向,在[ , ]下可積的子叢,對偶特徵對是描述極大迷向子叢的重要概念。( 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 。That matters because single - cell biopsies would only work with this method if cells from unrelated embryos can nurture each other ( although robert lanza, act ' s vice - president for research and scientific development, says that some of the firm ' s unpublished work suggests a biopsied cell might be nurtured by keeping it near the embryo it came from )
這是因為,現在單細胞活檢只有在來自不同胚胎的細胞能夠彼此滋養下的情況下才能實現(盡管act的科研副主席羅伯特?蘭薩,表示其公司一些尚未公布的研究表明,如果將單獨活檢的細胞接近其原來所在的胚胎的話,有可能被其滋養) 。The t1 - weighted and ^ - weighted magnetic resonance imaging ( mri ) have been used to study the morphogenesis of chicken embryo and other contains in the egg during the earlier hatching process. t2 values of amniotic fluid, yolk and egg white have been measured by the means of multi slice multi echo ( msme ) sequence. in - vivo " h magnetic resonance spectroscopy ( in - vivo * h mrs ) has been used to analyze the ingredients of amniotic fluid, yolk and egg white
用核磁共振成像( magneticresonanceimaging , mrl )中ti加權、 2加權成像的方法在無損的條件下對雞胚發育過程中的形態結構變化進行了研究,得到了胚胎及蛋白、蛋黃等在胚胎發育的早期結構變化的圖像,並用多片多回波( multislicemultiecho , msme )的方法測定了它們中質子的r2值,為研究胚胎的發育過程提供了有價值的參考。They used a irus to infect ery early chicken embryos. the irus inserted the genetic material into the dna of chick embryos in newly laid eggs
他們應用一種病毒來感染非常早期的雞胚。該病毒將遺傳物質插入到新下的蛋的雞胚dna中。The average frequency of shoot regeneration in the cms line was 30. 0 % and 2. 34 % respectively and that in maintainer line was 30. 0 % and 3. 54 % respectively. on the other hand, explants of different sections of cotyledon resulted in different shoot regeneration abilities
不育系子葉與下胚軸的平均芽再生率分別為30 . 00和2 . 34 ;而保持系的平均芽再生率分別為30 . 0和3 . 54 。分享友人