细胞壁

决定G-病原菌致病的主要因子是其细胞壁外膜成分&脂多糖（LPS）或称内毒素，内毒素血症及与其有关的疾病是人和动物感染死亡的重要原因。

Lipopolysaccharide ( LPS ) or endotoxin , which was one of the bacterial cell wall component , was the main morbigenous factor of gram-negative bacteria . Endotoxemia and correlative disease were the important death cause of human and animal .

本文介绍了一种简单可行的，用以观察和鉴定一种植物细胞壁蛋白质&富含羟脯氨酸糖蛋白（HRGP）的方法。

This paper describes a method for observing and identifying the cell wall protein & hydroxyproline-rich glycoprotein ( HRGP ) which has been characterized as an extensin .

肥皂破坏细菌的细胞壁。

Soap destroys the cell walls of bacteria .

胆汁酸盐对于破坏细胞壁通常很有效

Bile salts are unusually effective at rupturing cell walls .

细胞壁化学组分Ⅰ型，糖型C。

Cell wall type ⅰ, Sugar type C.

噬菌体裂解酶是双链DNA噬菌体所特有的细胞壁水解酶。

Bacteriophage lysins are lytic agents used by double-stranded DNA ( dsDNA ) phages to coordinate bacterial cell wall lysis .

病菌产生的细胞壁降解酶活性受温度、pH、反应时间和底物浓度等因素影响。

The activities of CWDEs were influenced seriously by temperature , pH , reaction time and substrate concentration .

目的评价深红诺卡菌细胞壁骨架（N－CWS，胞必佳）治疗中、晚期恶性肿瘤的效果。

To evaluate the efficacy of Nocardia rubra cell wall skeleton ( N-CWS ) in advanced malignant tumors .

外膜（Outermembrane）是革兰氏阴性菌细胞壁中的特有结构，位于外膜上的蛋白总称为外膜蛋白（outermembraneproteins，Omps）。

Outer membrane proteins ( Omps ) are the whole proteins in the Outer membrane , one of specific structure in Gram-negative bacteria .

双歧杆菌属有特殊的形态、生理、生物化学特性、细胞壁构成、DNA碱基组成和磷脂组成，这些构成了双歧杆菌属生物学分类的依据。

Bifidobacteria have characteristic morphology , physiology biochemical characteristics , cell-wall constituents , DNA-base composition and phospholipids composition . These are foundation stones of biological classification of the genus Bifidobacteria .

另外，天冬氨酸、甘氨酸可能也是组成Pg、Pe细菌细胞壁的重要的氨基酸成分。

These results suggest that these amino acids might be very important in the construction of the cell wall of bacteria .

病根周皮木栓层细胞壁积聚的红色物质为Fe、Al等元素组成的非晶态有机无机复合物。

The red substance deposited in phellogen cell wall of the roots was proved to be non-crystal organic and inorganic substance composed of Fe , Al , etc.

用X－ray能谱及原子吸收光谱研究，发现Ca（Ⅱ）仅占米根霉细胞壁干重的0.036%。

As studied by X-ray energy spectrum and atomic absorption spectrum , the cell wall of Rhizopus Oryzae contains only 0 . 036 % of calcium in dry weight .

Nifedipine调节白皮松（Pinusbungeana）花粉管蛋白质表达及其对细胞壁构建的影响

Nifedipine is Involved in the Regulation of Protein Expression and Cell Wall Construction in Pollen Tubes of Pinus Bungeana

细胞壁膜的主要组分肽聚糖（PEG）层、外膜和内膜是细胞壁膜吸附Cu2+的主要场所。

The cell the peptidoglycan ( PEG ) layer , outer and inner membranes were the main components of cell adsorption of to the Cu2 + .

目的：观察红色诺卡菌细胞壁骨架（NCWS）胸腔内注射治疗恶性胸腔积液的临床疗效。

AIM : To observe the clinical efficacy of Nocardia rubra cell wall skeleton ( N CWS ) in the treatment of malignant pleural effusion by intrapleural injection .

细胞壁膜的Cu2+吸附能力随菌龄变化的主要原因是壁膜中的外膜、内膜与PEG层的含量以及外膜和内膜对Cu2+的吸附能力随菌龄的变化。

The variation of the adsorption capacity of cell envelop was related with the variation of the contents and the adsorption capacities of the outer and inner membranes .

与木质化过程的比较结果表明，POD参与了细胞壁的木质化过程，但次生壁中木质素的沉积位置并不与POD活性位置一一对应。

The present results indicated that POD had participated in the lignification . However , the distribution of POD was not same as the regions of lignin deposition completely .

纤维素纤维在超声波作用下发生细胞壁层的脱除，使高反应性能的S2层微纤维暴露，对提高纤维素的可及度和化学反应性能非常有利。

The exposure and the fibrillation of S2 layer contribute much to the enhancement of the accessibility and reactivity of cellulose fibers .

溶菌酶（MW～14KD）是一种水解细菌细胞壁多糖的水解酶。

Lysozyme is a hydrolase , which is able to hydrolyze the wall polysaccharides of bacteria .

SCG与细胞壁中的几丁质和蛋白分子交连产生不溶性。

The coupling of SCG with chitin and protein molecules in cell wall resulted in insolubility .

目的：了解细胞壁缺陷对淋病奈瑟菌隐蔽性质粒B基因（cppB）的影响。

Objective : To understand the influence of cell wall deficiency on the cryptic plasmid B ( cppB ) gene of Neisseria gonorrhoeae Methods : The N.

我们的观察结果证明凤眼莲抗重金属Pb的重要耐性机制是：根对重金属的积累，细胞壁的金属沉淀作用和液泡的区域化作用等。

The important resistance mechanism of plants confirmed by our observation results is accumulation of heavy metal in root , deposit of heavy metal in cell wall and compartment of heavy metal in vacuole , etc.

硅是硅藻生长发育的必要元素，除作为细胞壁结构成分外，还参与光合色素合成、蛋白质合成、DNA合成和细胞分裂等多种代谢和生长过程；

Si is the essential element for growth and development of diatom , and plays an important role in the construction of cell wall , in the formation of pigment , protein and DNA as well as in the process of cell division .

对红色诺卡氏菌细胞壁骨架（NCWS）的理化性质、化学成分进行研究，并建立其含量测定的方法。采用化学鉴别、光谱分析及比色法。

The physico chemical properties , composition and the establishment of content determination method of Nocardia rubra cell wall skeleton ( N CWS ) were studied by chemical identification , colorimetry and spectral analyses .

沉水植物中粗纤维素占干物质的比重是影响其吸附容量的重要因素之一，其细胞壁上多糖的OH和CONH2可能是吸附的活性中心；

The content of crude cellulose in dry matter is one of the main factor affecting the biosorption capacity of a submerged aquatic plant , and OH and CONH_2 groups of polysaccharides on cell wall maybe are active center of biosorption ;

以聚β-羟基丁酸酯（PHB）产生菌为材料，进行激光破碎细胞壁、提取胞内有用物质PHB的实验研究。

Breaking up cell wall by laser beam and extracting useful material poly - β - hydro-xybutyrate ( PHB ) from PHB-producing bacterial cells were conducted .

扩张蛋白（expansin）是一种已经确定的细胞壁松弛因子，具有伸展细胞壁、促进细胞分化的功能。

Expansin is a protein responsible for the extension of cell walls leading to the enlargement of the plant cells .

β－内酰胺类抗生素在杀死革兰氏阴性细菌的同时可能诱导细菌内毒素（LPS）从细菌细胞壁释放，从而导致或加重内毒素血症。

Lactam antibiotics have been reported to cause great amounts of lipopolysaccharide ( LPS ) release from outer membrane of bacteria while they kill bacteria , and may enhance or result in endotoxemia and endotoxic shock .

BTH诱导黄瓜幼苗对霜霉病的抗性与细胞壁HRGP和木质素含量的关系

The Relationship Between BTH-Induced Resistance to Downy Mildew in Cucumber Seedlings and Content of HRGP and Lignin in Cell Wall