- 更多网络例句与再生苗相关的网络例句 [注:此内容来源于网络,仅供参考]
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The differentiation ability for different parts of bulblet leaves was studied,and the results showed that the apical part of leaves did not regenerate,however,mass shoot regeneration occurred from the leaf base,occasionally from the middle part.
通过对再生苗叶片不同部位的再分化实验,比较得出小鳞茎叶的叶片基部分化能力非常强,而叶片上部基本不分化,鳞茎叶基部是建立高频快速再生体系的首选材料。
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The invention provides a method for producing transgene sugarcane quickly with pmi genes. The method primarily comprises the steps of establishing a mannitose screening system; transformation of a gene gun; acquisition of resistant callus; differentiation and screening of the resistant callus; acquisition and rootage of resistant plantlets; molecule detection of resistant plantlets regenerated and detection of pmi gene expression by the chlorophenol red detection method.
一种利用pmi基因快速获得转基因甘蔗的方法,主要内容包括:甘露糖筛选体系的建立,基因枪转化和抗性愈伤组织的获得,抗性愈伤组织的分化筛选,抗性苗的获得和生根,抗性再生苗的分子检测和氯酚红法检测法检测pmi基因表达。
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For instance, the percentage of cotyledon embryos is 92. 1% after 5weeks of culture in Nitsch medium.
经过筛处理的细胞团,在Nitsch培养基中培养5周后子叶型胚的比率可以高达92.1%,而且再生苗的畸形苗的百分率下降至38.5%。
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The results showed that the number of chromosome, which was from the cultured seedlings of meristem tip and the rank seedlings of meristem tip, was not altered, both the number were 2n=16,the hereditary stability of callus and regeneration plant was poor; and the variation percentage of chromosome in callus was 43.4%, among which haploid accounted for 6.7%, triploid accounted for 2.5%,tetraploid accounted for 10%,pentaploid accounted for 4.2%,hexaploid accounted for 3.3%,septuploid accounted for 4.2%,octoploid accounted for 3.3%,dysploid accounted for 9.2%;the chromosome variation percentage of differentiation seedlings derived from callus was11.7%,among which haploid was 6.7%,triploid accounted for 1.7%,tetraploid was 3.3%.
结果表明,茎尖分生组织培养的幼苗及丛生苗遗传稳定,其染色体未发生倍性变异,均为2n=16;愈伤组织及其再生苗遗传稳定性较差,愈伤组织染色体数变异率为43.4%,其中单倍体占6.7%、三倍体占2.5%、四倍体占10%、五倍体占4.2%、六倍体占3.3%、七倍体占4.2%、八倍体占3.3%、非整倍体占9.2%;愈伤组织分化苗染色体变异率为11.7%,其中单倍体占6.7%,三倍体占1.7%,四倍体占3.3%。
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One-step method induced Oxalis triangularis purpurea regeneration system may reduce the workload effectively, moreover, with a characteristic of high efficiency induced regeneration seedlings, which is propitious to Oxalis triangularis purpurea breeding.
一步法诱导形成三角紫叶酢浆草再生体系方法能有效的降低工作量,而且具有再生苗诱导效率高的特点,有利于规模化繁育三角紫叶酢浆草。
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The results showed that G1 had obviously stronger ratoon ability after drought stress compared with Zhejing 20 and IAPAR-9,such as earlier-occuring of ratoon tiller,higher ratio of total ratoon tillers compared with total tillers before treatment.
结果表明,G1旱后再生能力明显强于亲本浙粳20和巴西陆稻IAPAR-9,表现为再生苗发生早,总再生苗数占干旱处理前总分蘖数的比例高。
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The SDS electrophoresis pattern of proteins in alfalfa plantlets showed that 54Kd, 28Kd and 17Kd proteins greatly synthesized in resistant plantlets. Tn sainfoin resistant plantlets, the synthesis of some proteins was also strengthened.
再生苗的可溶性蛋白质SDS电泳表明:54Kd,28Kd和17Kd的蛋白质在苜蓿抗性系再生苗中染色加强;23Kd和31Kd蛋白质在红豆草抗性系再生苗中染色较强。
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When EMS was applied, it was found that 2.0% EMS resulted the highest microkernel rate (15.6‰). Treating the materials with 2.0% EMS for 4 hours could lead to semi-lethal. Cytological observations found that chromosome aberration phenomena such as single microkernel, double microkernel, three microkernel, chromosome bridge, resort chromosome and syncytium were presented in the mutants.
EMS诱变途径中,浓度为2.0 %处理时间为4 h的组合获得最高的微核率(15.6‰),EMS浓度为2.0 %处理时间为4 h的组合使材料达到半致死;细胞学的观察看到了单微核、双微核、三微核、染色体桥、滞留染色体和合胞体等染色体畸变现象,再生苗中发现了1棵变异株。60Co辐射的诱变途径中,20Gy的剂量使不定芽半致死,再生苗中发现了1棵变异株。
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Five of fifty random primers amplified DNA polymorphism hands in RAPD analysis of seed-derived seedlings and of in vitro regenerated plantlets taken at random. One primer eyen amplified the difference between the regenerated plants. This suggested that there was some variation in DNA in plants of M. sativa regenerated in vitro.
随机选取实生苗和下胚轴愈伤组织再生苗进行RAPD分析,结果表明,所用的50个随机引物中有5个扩增出差异性条带,甚至再生植株之间也有1条引物扩增的条带有差异,这说明经组织培养所得到的再生植株与实生苗相比,在DNA水平上发生了一定程度变异,并且这种变异也存在于再生植株之间。
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The results showed that NaN3 had great effects on TCL growth. Some TCL after treatment got white or browning and died and grew slowly, and the number of regenerated plantlets was reduced, and the regenerated plantlets became abnormal with leaves crimpled and thicker. The RAPD reaction with 10 primers indicated that the molecule maps of RAPD had some polymorphisms which meant the sequence of DNA was changed.
结果表明,NaN3对类原球茎薄切片生长产生重要影响,部分薄切片白化或褐化死亡,再生类原球茎生长受到抑制,再生苗数量减少,部分再生苗畸变,叶片皱缩、变厚。10条RAPD引物的PCR检测发现,再生苗DNA序列发生了一定程度的变异,产生RAPD图谱带型多态性。
- 更多网络解释与再生苗相关的网络解释 [注:此内容来源于网络,仅供参考]
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fuchsia:倒挂金钟
mium)倒挂金钟(Fuchsia)新西兰麻属(Phormium)花叶荆芥(Nepeta)毛蕊花(Verbascum)金光菊(Rudbeckia) 生物技术、生物工程、克隆、茎尖、细胞、愈伤组织培养、植物再生、技术成果、技术难题、项目招商、供求、求购、供应、组培中心、农业高新技术示范园区 E-mail:[email protected]紫竹茎3 幼年的茎 -- 植物组织培养技术 组培苗
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regenerated plantlet:再生苗
再生砂:regenerated sand | 再生苗:regenerated plantlet | 骨再生:regenerated bone
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Plantlet regeneration:再生植株
再生苗:regenerated plantlet | 再生植株:Plantlet Regeneration | 组织培养:plantlet regeneration
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Lepidium virginicum:獨行菜
对葶苈子植物:葶苈(Draba nemorosa)、印度菜(Rorippa indica)及北美独行菜(Lepidium virginicum)愈伤组织的诱导、分化、再生苗的生根进行了研究.结果表明:(1)在基本培养基为MS,附加6-BA 0.5mg/L+ NAA0.5mg/L的培养基上三种植物均能产生愈伤组织,
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Lepidium virginicum:北美独行菜
对葶苈子植物:葶苈(Draba nemorosa)、印度菜(Rorippa indica)及北美独行菜(Lepidium virginicum)愈伤组织的诱导、分化、再生苗的生根进行了研究.结果表明:(1)在基本培养基为MS,附加6-BA 0.5mg/L+ NAA0.5mg/L的培养基上三种植物均能产生愈伤组织,
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Phormium:新西兰麻属
sia)新西兰麻属(Phormium)花叶荆芥(Nepeta)毛蕊花(Verbascum)金光菊(Rudbeckia) 生物技术、生物工程、克隆、茎尖、细胞、愈伤组织培养、植物再生、技术成果、技术难题、项目招商、供求、求购、供应、组培中心、农业高新技术示范园区 E-mail:[email protected]紫竹茎3 幼年的茎 -- 植物组织培养技术 组培苗 试管苗 脱毒苗 种子
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ragi:鸭脚稗
那些昂贵的消耗品如琼脂可用鸭脚稗(ragi)或maida代替,蔗糖以印度产的食糖代替. 研究开发单位内部及邻近单位之间的交流要加强,共同实现生产的最优化. 要解决好污染和炼苗问题. 在选择植物时要考虑材料的易得性、增殖率、再生能力和市场需求等.