1) biomembrane permeable component
细胞膜通透性成分
2) cell membrane permeability
细胞膜通透性
1.
Role of cell membrane permeability control on fermentation metabolic;
细胞膜通透性调节在发酵代谢中的重要性
2.
The influence of toluene,aether and tween-80 on the liquid fermentation of Monascus GM011 was studied due to their capability of changing the cell membrane permeability.
以吐温、甲苯、乙醚三种作为改变红曲霉菌GM011细胞膜通透性的有机溶剂,探讨其对红曲霉菌GM011液态发酵的影响,结果表明:甲苯对该菌的生长、Monacolin K和色素的产生均具有抑制作用,对菌体生长的形态的影响也最大,且这种抑制和添加量成正比例关系;吐温则可以促进色素产生和菌体的生长,但是对Monacolin K的产生却有抑制作用;而乙醚在所试验的添加浓度范围内,对菌体生长、红色色素色价、以及菌体形态几乎不产生影响,但是对Monacolin K的产生却有很大的促进作用。
3) membrane permeability
细胞膜通透性
1.
Alterations of membrane permeability in Escherichia coli and Staphylococcus aureus under microwave;
微波杀菌过程中大肠杆菌与金黄色葡萄球菌细胞膜通透性的改变
2.
Fluorescent 1,6-diphenyl-1,3,5-hexatriene(DPH) liposomes were prepared herein and used to predict the membrane permeability of 10 kinds of natural products.
制备了DPH荧光脂质体,选用10种药理活性较好的中药单体,测定了这些中药单体进入荧光脂质体后引起的荧光衰减百分率,评估中药单体的细胞膜通透性。
3.
The membrane permeability and endogenous RNA polymerase activities were examined by means of the con-ductivity and radioactive isotopic incorporation technique, metalaxyl decomposition was also tested by HPLC.
选取对甲霜灵敏感、中抗和高抗的马铃薯晚疫病菌(Phytophthora infestans)菌株各2株,采用电导率法和同位素掺入法,研究了甲霜灵对马铃薯晚疫病菌不同抗药性水平菌株细胞膜通透性和RNA聚合酶活性的影响,借助液相色谱分析方法检测了不同抗药性水平菌株对甲霜灵的降解作用。
4) plasma membrane permeability
细胞膜透性
1.
To gain insight into the way that Mg~(2+) promoted ethanol endurance of this strain, the experiment was carried out to test the influence of Mg~(2+) on plasma membrane permeability of yeast cells subjected to 15% (volume fraction) eth.
通过考察Mg2+对菌体在15%(体积分数)酒精冲击下细胞膜透性的影响发现,生长阶段和冲击阶段均添加3。
2.
Furthermore, when subjected to 15%(V/V) ethanol at 30℃, the equilibrium nucleotide concentration and plasma membrane permeability coefficient (P′ ) of the cells both grow.
通过考察Ca2 + 对菌体于 30℃在 15 % (V V)酒精冲击下细胞膜透性的影响发现 ,生长阶段和冲击阶段均添加 1 6 4mmol LCa2 + 的试验组的菌体胞外核苷酸平衡浓度和细胞膜透性系数 (P′)分别仅为对照组水平的 5 0 0 %和 2 9 3% ,表明添加适当浓度的Ca2 + 能显著降低受冲击菌体的细胞膜透性 ;而且 ,添加Ca2 + 提高存活率与添加Ca2 + 降低胞外核苷酸浓度和P′存在直接的对应关系。
3.
Thus,the increased ethanol tolerance of yeast is closely associated with its ability to maintain a lower plasma membrane permeability when cells are exposed to high concentration of ethanol.
菌体膜透性由大到小排列顺序为:不添加脂肪酸、添加亚油酸、添加棕榈酸;这与菌体乙醇耐性由弱到强的顺序完全一致,这说明菌体乙醇耐性的提高与细胞膜透性维持较低水平存在密切联系。
5) membrane permeability
细胞膜透性
1.
Effects of salt stress on membrane permeability and enzymes system of Kochia prostrata seedling;
木地肤幼苗细胞膜透性和酶系统对盐胁迫的适应性研究
2.
Effect of salt stress on the contents of chlorophyll and betaine and its membrane permeability of Medicago sativa
盐胁迫对苜蓿叶绿素、甜菜碱含量和细胞膜透性的影响
3.
Effects of Ce(NH4)2(NO3)6 solutions with different concentration on seed generation,root activities,proline contents and membrane permeability of maize seeds were studied.
用不同浓度Ce(NH4)2(NO3)6对玉米种子浸种,探讨了外源Ce(NH4)2(NO3)6对种子萌发、幼苗根系活力、脯氨酸含量及细胞膜透性的影响。
6) cell membrane penetrability
细胞膜透性
1.
Effect of combined pollution on cell membrane penetrability and protection enzyme activity of rice seeding;
复合污染对水稻幼苗细胞膜透性及保护酶活性的影响
2.
tetragona to SO2 and HF pollutants were studied by determining the enzymes activity of SOD in the leaves,the cell membrane penetrability,the pollutant contents of S,F and the observation of plants outward appearance in different growth conditions.
棱角山矾受大气污染物SO2和HF污染后,测定了其叶片中超氧化物歧化酶(SOD)活性、细胞膜透性、S及F的含量以及酸碱缓冲能力等生理指标,并结合棱角山矾树体生长情况,综合评价其对大气中SO2和HF的抗性。
3.
The physiological characteristics namely,the content of chlorophyll,proline,soluble sugar and cell membrane penetrability were investigated.
以新小黑麦3号、H04-1、新小黑麦5号、H04-2四个品种(系)为材料,通过不同浓度NaCl胁迫对小黑麦水培15 d测定了小黑麦叶片叶绿素、脯氨酸、可溶性糖含量和细胞膜透性等生理指标。
补充资料：细胞膜通透性
细胞膜通透性
membrane permeability
细胞为了进行正常的生命活动，必须从周围环境摄取营养物质，并将代谢产物或废物排出细胞。细胞与周围环境进行物质交换，必须通过细胞膜。细胞膜控制物质出入细胞的性质称为细胞膜通透性。其最显著的特点是选择性，这对于保持细胞内环境的相对稳定具有重要意义。决定通透性大小的因素是通透物质的理化性质和细胞膜的结构及所处的环境。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条