胚芽鞘
- 名coleoptile
-
胁迫初期,胚芽鞘及根系CaM水平迅速下降,之后随胁迫程度加重而逐渐积累。
The CaM level of coleoptile and root decreased rapidly at first stage of stress , and then accumulated with further stress .
-
盾片和胚芽鞘在授粉后3d的幼胚上同时出现,两者均直接由原胚分化,并非胚芽鞘从盾片发生。
In the young embryo at 3 DAP the scutellum and coleoptile appeared simultaneously directly from the proembryo . The coleoptile did not originate from the scutellum .
-
在草本植物中,叶子在黑暗中伸长,穿破包围它们的胚芽鞘而生长。
In grasses the leaves elongate in the dark and break through the surrounding coleoptiles .
-
小麦胚芽鞘切段延长生长对脱落酸和外源ATP的反应及两者间的关系
Correlation between responses of elongation of wheat coleoptile segments to abscisic acid and exogenous ATP
-
IAA对小麦胚芽鞘质膜蛋白磷酸化的影响
The Effect of IAA on Phosphorylation of Plasma Proteins in Wheat Coleoptiles
-
石蒜碱对胚芽鞘切段过氧化物酶活性和ABA含量的效应
The effect of lycorine on peroxidase and the content of ABA in wheat coleoptile
-
水稻胚芽鞘长度与抗旱性的关系及QTL定位
Relationship Between Coleoptile Length and Drought Resistance Index of Rice and Their QTLs
-
一定浓度单一生长素(IAA)促进水稻胚芽鞘的生长,而赤霉素(GA3)与生长素作用相反。
The single IAA of certain concentration encourages the growth of sheath , but the effect of GA_3 is opposite to that of IAA .
-
这些结果表明:小麦胚芽鞘中的游离态Spd、游离态Spm、PS结合态PA和PIS结合态PA的升高有利于增强渗透胁迫抗性。
These results suggest that free Spd , free Spm and conjugated PA enhance the osmotic stress tolerance of wheat coleoptiles .
-
青霉素有拮抗ABA、2,4&DNP对小麦胚芽鞘切段伸长的抑制作用。
In addition , penicillin could have the antagonistic action on the inhibitive effect of ABA and 2 , 4-DNP in the elongation of wheat coleoptile segments .
-
主要分三个实验进行:PEG干旱胁迫环境中以胚芽鞘长度为主要指标的抗旱性初步鉴定;
There were three experiments : Firstly , initial appraisal of drought resistance by the main character indexes of the coleoptiles ' length under the circumstance of drought intimidation ;
-
Ca~(2+)/CaM介导生长素对小麦胚芽鞘细胞NAD激酶的刺激作用
The Effect of IAA on NAD Kinase in Wheat Coleoptile Is Mediated by Ca ~ ( 2 + ) / Calmodulin Complex
-
这些结果表明,小麦体内的CaM参与调节了干旱胁迫下小麦胚芽鞘及根系的生长,并且与POD有密切的关系,维持正常的CaM代谢对干旱胁迫下小麦的生长有利。
These results suggested that the growth of coleoptile and root was influenced by internal CaM and closely related to POD in wheat . Thus , it was favorable for maintain the normal CaM metabolism to growth of wheat under drought stress .
-
绿豆胚轴吸胀过程中ATP水平及能荷(E.C.)胚芽鞘长度、发芽率、发芽势随着干旱胁迫剂浓度的升高呈下降趋势;
The increase in ATP and E. C. The coleoptiles ' length , germination percentage , germination energy showed downtrends with increase of the PEG concent ratio n.
-
检测了虫生真菌拟青霉属(Paecilomyces)5个种以及镰孢属(Fusarium)2个种共10个菌株的代谢产物对小麦胚芽鞘伸长生长的影响。
The secondary metabolites of 10 strains of entomogenous fungus belong to 5 species of Paecilomyces and 2 species of Fusarium were prepared , and their effect on the growth of wheat etiolated coleoptile was studied .
-
6-甲氧基-2-苯并唑啉酮(MBOA)分布不均匀是引起玉米胚芽鞘向光性运动的主要原因
Unequal Distribution of 6 methoxy 2 benzoxazolinone ( MBOA ) is the Main Reason for Phototropism in Maize Coleoptiles
-
首次对观测的数据进行统计分析,得知本实验中的材料用20%PEG处理到第5d观测胚芽鞘长度最合适;
First statistical analysis on the data of observation concluded that 20 % PEG and observed the coleoptiles ' length on the 5 ~ ( th ) day under drought intimidation was most suitable .
-
本文主要介绍青霉素促进小麦胚芽鞘的仲长生长作用,其生理活性略小于IAA,但青霉素有比较宽的促进胚芽鞘伸长的浓度范围。
This paper mainly introduces promotion effect of penicillin on elongation growth of wheat coleoptiles . Its physiological activity is slightly less than that of IAA , but penicillin has a wider concentration range within which ' coleoptile elongation is promoted .
-
药理学实验证实,低浓度的GABA能够促进玉米种子萌发及其幼苗胚根、胚芽鞘的生长,高浓度则起抑制作用,其抑制效应可能与内源乙烯水平升高有关。
Pharmacological experiments indicated that low concentration of GABA could promote the growth of radicle and coleoptile and high concentration of GABA could restrained their growth , Presumedly the inhibitory effect had something to do with increase of endogenous ethylene level .
-
72小时苗龄的黄化小麦幼苗,用0.3M甘露醇进行根部水分胁迫,胚芽鞘鲜重和高度的增加完全被抑制。
When 72 h. old etiolated seedlings of wheat ( Triticnm sativum Yang Mai No. 3 ) were water-stressed in darkness by adding mannitol to the root medium , the increase in both fresh weight and height of the coleoptiles was completely inhibited .
-
这些分裂细胞散布于除顶部以外的1~7mm长度胚芽鞘的各个区域,并且中部正在分裂的细胞最多,当胚芽鞘长度达到或超过9mm时细胞分裂消失。
Coleoptiles in this paper and they covered all the areas except the tip but most frequent in the middle region when length of etiolated wheat coleoptiles changed from 1 mm to 7 mm , and disappeared when they reached and exceeded 9 mm .
-
细胞分裂素对水分胁迫中小麦胚芽鞘生长的影响
The effect of cytokinin on the growth of water-stressed wheat coleoptiles
-
水分胁迫明显抑制了胚芽鞘和主胚根的生长。
Water stress obviously restrain growth of coleoptile and main radical .
-
玉米胚芽鞘细胞伸长生长与富含羟脯氨酸蛋白质的关系
Relationship Between the Elongation of Maize Coleoptile and its Hydroxyproline-rich Protein
-
小麦胚芽鞘伸长特性与细胞壁松弛效应剂的研究
Elongation Characters of Wheat Coleoptiles and Effects of Cell Wall Loosening Reagents
-
表油菜素内酯促进小麦胚芽鞘伸长的作用
Promotion Effect of Epi-brassinolide on the Elongation of Wheat Coleoptiles
-
青霉素促进小麦胚芽鞘伸长的作用
Promotion effect of penicillin on the elongation of wheat coleoptiles
-
普通小麦胚芽鞘分蘖的生长发育研究
Research on the Growth and Development of Coleoptile Tiller in Common Wheat
-
胚芽鞘裹在草的芽尖和胚芽外层的保护鞘。
A protective sheath enclosing the shoot tip and embryonic leaves of grasses .
-
胚芽鞘是作物幼嫩子叶尽快摆脱初期恶劣环境的保护组织。
Coleoptile is a tissue to protect the primary leaf from stress environment .