细菌细胞壁

溶菌酶通过降解细菌细胞壁的肽聚糖裂解细菌，利用此特性，构建温度敏感的内源裂解系统，达到高效释放和回收重组蛋白的目的。

In order to efficiently recover recombinant proteins , a temperature sensitive lytic system was constructed on the basis of the feature that T4 lysozyme disrupts the bacteria through cutting specific bond in the peptidoglycan layer of cell wall .

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 .

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 .

S-O2-1细菌细胞壁骨架的制备及其对巨噬细胞的激活作用

S-o_2-1 bacterial cell wall SKELETON-PREPARATION and stimulating effects on macrophages

S-O2-1细菌细胞壁骨架对小鼠体内的抑瘤效应

Antitumor activity of s-o_ ■ - 1 bacterial cell wall skeleton in mice

细菌细胞壁肽聚糖的研究进展

Advance in the research of peptidoglycan of the bacterial cell wall

内毒素是革兰氏阴性细菌细胞壁中的一种成分。

Endotoxin belongs to one of the composition of Gram-negative bacterium cell wall .

壳聚糖对细菌细胞壁的影响

Influence of Chitosan on the cell walls of bacteria

细菌细胞壁组分复合物对小鼠细菌感染的作用

Study on the Effects of Bacteria Cell Wall Mixture on Bacterial Infections in Mice

溶壁酶通过水解细菌细胞壁肽聚糖上糖与肽间的酰胺键或肽内氨基酸残基间的连键，从而使细菌裂解。

Lysins mostly hydrolyze covalent bonds between the sugar and peptide or peptides essential for peptidoglycan integrity , causing bacterial lysis .

Teixobactin与大多数抗生素的机理不同，它是通过阻断脂肪分子，从而阻碍细菌细胞壁的合成来发挥作用的。

Teixobactin attacks bacteria by blocking fatty molecules needed to build cell walls , which is different from the way most antibiotics work .

β-内酰胺类抗生素，通过干扰细菌细胞壁的合成并破坏已有细胞壁而起到杀菌的作用。

P-lactam antibiotics , can be used for disinfection by inhibiting the synthesis of bacterial cell wall and destroying the formed cell wall .

因此，可以推测大豆异黄酮对金黄色葡萄球菌的抑制作用可能是破坏细菌细胞壁及细胞膜的完整性，抑制蛋白质的合成和抑制细菌的呼吸代谢等多种作用的综合结果。

Therefore , it is supposed that the soybean isoflavone could destroy the integrality of cell wall and membrane , prevent the respiration and metabolism of the bacteria .

β-内酰胺抗生素通过抑制细菌细胞壁的合成而达到杀灭细菌的效果，但是其核心β-内酰胺环很容易被β-内酰胺酶水解破坏。

β - lactam antibiotics destroy bacteria by inhibiting bacterial cell wall synthesis , but the β - lactam ring is susceptible to destruction by β - lactamase enzymes .

噻唑环上硫原子电荷集居的降低，将使青霉素与细菌细胞壁生物合成酶的作用减弱，而影响其抗菌活性。

The fall in charge population of sulfur atom in the thiazole ring weakened the interaction between penicillin and the biosynthetic enzyme of bacterial cell walls , thus influencing their antibacterial activity .

以及不同细菌细胞壁的物质组成差异，构成细胞壁特征性物质&肽聚糖分子组成和空间结构存在的差异，不同细菌酸式解离以及等电点的差异；

The substance composition variance of the bacteria cell walls , the distinction of the molecular composition and the structure of peptidoglycan which is the specific composition of bacteria cell walls , the distinction of acid dissociation and iso-electric point of different bacteria ;

这是因为H~+和OH~-与细菌细胞壁结构中的化学成分发生了化学反应，改变了其化学成分中的-OH、-COOH、-NH2等部分活性基团的带电符号。

The reason is that the H ~ + and OH ~ - react with the chemical component in the structure of bacterial cell wall , which changes the charge sign of some activated groups like OH , COOH , NH_2 in it .

肥皂破坏细菌的细胞壁。

Soap destroys the cell walls of bacteria .

这种是生物膜一接触到金，就会使之溶解，产生的有毒金离子又会破坏这种细菌的细胞壁。

The biofilm dissolves the gold on contact , creating toxic gold ions that can break down the bacteria 's cell walls .

溶解酵素是一种蛋白质，它是人类免疫系统的一部分；由于功能正常，它可以刺破入侵细菌的细胞壁并毁灭它。

Lysozyme is a protein that is part of the human immune system ; when functioning properly , it punctures the cell wall of an invading bacterium and destroys it .

结核病的致病菌是结核分枝杆菌（Mycobacteriumtuberculosis，Tb），该细菌具有特殊细胞壁结构，对其生存和繁殖极为重要。

Mycobacterium tuberculosis , a species of the genus Mycobacteria is the pathogen of tuberculosis . TB has a certain cell wall structure , which is essential for its existence and reproduction .

科林斯说，看来银让细菌的外层细胞壁更容易被穿透，使抗生素得以进入并发挥它的作用。他在六月的《科学转化医学》（ScienceTranslationalMedicine）杂志上发表了这项研究成果。

The silver appears to make the outer walls of the bacteria more permeable , allowing the antibiotic to get in and do its job , says Dr. Collins , who published the findings in the journal Science Translational Medicine in June .

头孢曲松耐药相关蛋白主要与能量代谢相关，从而阐明了细菌对抑制细胞壁合成的抗生素的耐药新机制：细菌可通过调整能量代谢途径来而达到耐药的目的。

Eight altered proteins are identified in Ceftriaxone-resistant strains and six of those proteins are involved in energy metabolism . Thus , the modification the energy metabolism pathway is uncovered as a novel mechanism of bacteria resistance to antibiotics which aim at inhibition of biosynthesis of cell wall .

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 .

细菌内毒素（LPS）不仅是革兰阴性（G-）细菌细胞壁外膜的主要结构成分，而且是G-细菌感染的主要致病因子，与人类健康和疾病密切相关。

Bacterial endotoxins ( LPS ) are not only the major constituents of the outer membrane of Gram-negative ( G - ) bacteria , but also the toxic determinants for G - infection , which is closely related to human health and the development of diseases .

细菌比动物细胞更少受到盐的渗透作用的影响，因细菌的细胞壁不大有渗透性。

Bacteria are less affected by the osmotic effect of salt than animal cells because bacterial cell walls are less permeable .

脂多糖（LPS）是革兰氏阴性细菌外膜的主要组成部分。它能通过对抗抗菌剂来保护细菌的细胞壁。

Lipopolysaccharide ( LPS ) is the major component of the outer membranes of the walls of gram negative bacteria that protects bacterial cells against antibacterial agents .