革兰氏阳性菌

两种骨水泥对革兰氏阳性菌的黏附均显著降低（p0.05）。

Both bone cements against Gram-positive bacteria were significantly decreased adhesion ( p0.05 ) .

革兰氏阳性菌的耐药情况也较严重，在葡萄球菌中MRS在52.9%~100%；在粪肠球菌中发现了1例耐万古霉素菌株。

The drug resistance of Gram-positive bacteria was also very serious , staphylococci in the MRS between 52.9 % - 100 % , one case of vancomycin-resistant strains was discovered in Enterococcus faecalis .

本文建立了从土壤中提取总DNA的方法，并通过改进使适合于对革兰氏阳性菌的提取。

A method of extracting soil total DNA was developed , and it can extract DNA from G + bacteria .

血清PCT在革兰氏阳性菌、革兰氏阴性菌、混合菌感染与霉菌感染组中无明显差异（p＞0.05）。

Gram-negative bacteria infection , mixed infection group and fungi infection group , serum-PCT levels did not differ significantly .

试验组与对照组各对应指标差异无统计学意义（P0.05）。体外抗菌活性研究结果表明，托氟沙星的抗菌活性与司帕沙星、氧氟沙星、环丙沙星相似，对革兰氏阳性菌的抗菌活性明显优于阿奇霉素。

The results of in vitro susceptibility test showed that tosufloxacin possess similar antibacterial activity to sparfloxacin , ofloxacin and ciprofloxacin , and is more active against gram positive cocci than azithromycin .

结果同时提取得到革兰氏阳性菌（以金葡菌为代表）和革兰氏阴性菌（以产毒性大肠杆菌ETEC为代表）的混合基因组DNA；

Results We could attain the mixed genomic DNA from Gram positive bacteria ( Staphylococcus aureus representative ) and Gram negative bacteria ( ETEC representative ) simultaneity .

综上结果说明，A3培养基是一种适宜大肠菌群生长，抑制革兰氏阳性菌生长的初发酵基础培养基，能在短期内使发酵管产气的菌群基本就是大肠菌群。

A3 was a kind of initial fermentation media which was good for Coliform bacteria detection and bad for the growth of grams positive bacteria .

从发酵香肠、腊肠、金华火腿中，用MRS培养基分离到67株革兰氏阳性菌，用MSA培养基分离到58株革兰氏阳性球菌；

1.67 stains of Gram-positive and 58 stains of Gram-positive cocci were isolated from fermented sausage , Chinese sausage and ham with MRS agar and MSA agar .

在作用机制方面CMCS并不能影响细菌生长，而是导致细菌絮凝，其对革兰氏阳性菌和革兰氏阴性菌的絮凝指数分别为17%和25%。

The flocculation of Gram-positive and Gram-negative bacteria was 17 % and 25 % in the presence of CMCS , respectively .

多数抗菌肽都具有广谱抗菌作用，它们对革兰氏阳性菌、阴性菌和真菌都有杀灭作用，而且有效作用浓度极低，有些甚至在pM浓度下就可完全抑制细菌的生长。

Most antimicrobial peptides have broad-spectrum antimicrobial activity . They have a killing effect on Gram-positive bacteria , Gram-negative bacteria and fungi at very low concentrations and some of them even in the nmol concentration can completely inhibit bacterial growth .

CodY是多种革兰氏阳性菌一种重要的全局性转录调控因子，可调控大量毒力基因的表达，从而影响病原菌致病性。

CodY is an important global transcription regulator in most gram-positive bacteria , and regulates the expression of many virulence genes , thus affecting the pathogen pathogenicity .

丰度和多样性最高的是革兰氏阳性菌群，其中节杆菌属（Arthrobacter）为天山冻土中的优势细菌类群。

The most abundant and diverse isolates were members of Gram-positive bacteria , particularly the genus Arthrobacter as a dominant group in culturable populations .

Nisin是乳酸链球菌产生的多肽物质，对引起食品腐败的大多数革兰氏阳性菌有很好的抑制作用，是一种高效、无毒副作用的天然生物防腐剂。

Nisin , an effective , harmless and natural bio-preservative , is a kind of polypeptide produced by Streptococcus lactics and can protect the food from being spoiled by G + bacteria .

Lys-Pe对革兰氏阳性菌具有不同程度的抑制作用，其中金黄色葡萄球菌对Lys-Pe最敏感。

Lys-Pe showed great inhibition effect on Gram-positive bacteria , especially staphylococcus aureus .

Nisin可有效抑制包括多种食物腐败菌和病原菌在内的革兰氏阳性菌，并对人体安全无毒。

Nisin can effectively inhibit many gram-positive bacteria , including many food putrefying bacteria and pathogenic bacteria , and nisin is safe to human being for it can be degraded by α - chymotrypsin .

草鱼游离胆汁酸盐像GN增菌液中的去氧胆酸钠一样，能够抑制革兰氏阳性菌的生长，而对革兰氏阴性菌痢疾志贺氏菌（Shigelladysenteriae）的生长则无影响。

As to the free bile salt , it was similar to deoxycholic acid in GN-enriched medium and showed bacteriostasis to Gram positive bacteria , but no effect on the growth of Shigella dysenteriae .

Bacillussubtilisgt1是一株来自海洋的革兰氏阳性菌，它含有抗菌肽基因可产生抗菌肽，和革兰氏阳性菌的模式菌Bacillussubtilisstr.168关系很近。

Bacillus subtilis gt 1 is a strain of Gram-positive , marine bacterium that can produce antimicrobial peptide ( AMP ) . This strain is closely related to the well studied model organism Bacillus subtilis str.168 .

Nisin能抑制大部分革兰氏阳性菌的生长，尤其对耐热芽孢杆菌，如肉毒杆菌的发芽，这些特性为其应用于果汁的防腐杀菌奠定了理论基础。

A majority of bacteria of gram-positive , especially thermotolerant bacillus coagulans such as burgeoning Clostridium botulinum can be inhibited by Nisin . It establish theory foundation by there characters for applying nisin to antisepsis and sterilization of syrup .

罗红霉素（RXM）是一种广泛应用的大环内酯类抗生素，其抗菌谱与红霉素相似，对革兰氏阳性菌有强大的抗菌作用。

Roxithromycin is a widely-used antibacterial macrolide , which has an antibacterial spectrum in vitro similar to that of erythromycin , with strong activity against Gram-positive bacteria .

将革兰氏阳性菌细胞壁粘肽的三种类似物（Gly，GlyDAla，GlyDAlaDAla）分别引入上述聚合物，合成了3种万古霉素系列抗菌素的亲和吸附剂（Ⅰ，Ⅱ和Ⅲ）。

In this way , three analogues ( Gly , Gly-D-Ala , Gly D-Ala D-Ala ) of the cell wall mucopeptide of Gram-positive bacteria were introduced onto the copolymer and three affinity adsorbents ( Adsorbents ⅰ, ⅱ and ⅲ) for vancomycin group of antibiotics were synthesized .

对革兰氏阳性菌具有很好的抗菌作用。

It also has a good antibacterial effect to gram-positive bacterial .

革兰氏阳性菌，尤其是肠球菌属的检出率上升。

Gram positive bacterium , especially Enterococcus specie was increased .

生产的细菌素，对多数的革兰氏阳性菌有抗菌活性。

It has antibacterial activity against a broad spectrum of Gram-positive bacteria .

它抑制革兰阴性和革兰氏阳性菌。

It inhibits the growth of Gram-negative and Gram-positive bacteria .

家蝇抗菌蛋白具有较广的抗菌谱，对人病原细菌、昆虫病原细菌及非病原细菌都有抗性，对革兰氏阳性菌的抗性高于革兰氏阴性菌。

The activity against gram-positive bacteria was higher than that against gram-negative bacteria .

虽然革兰氏阳性菌比率较低，但对预后影响较大。

Although gram-positive bacteria ratio lower , but a greater impact on prognosis .

革兰氏阳性菌中主要为金葡球菌（12.6%）。

The main Gram positive bacterium was Staphylococcus aureus ( 12.6 % ) .

天蚕素能够溶解并杀死多种革兰氏阳性菌和阴性菌。

Cecropins are able to lyse and kill many Gram-positive and Gram-negative bacteria .

几种革兰氏阳性菌质粒的分析

Analyse the plasmid for some gram - positive bacterium

用于革兰氏阳性菌及耐青霉素葡萄球菌的感染。

For Gram-positive bacteria and penicillin-resistant Staphylococcus aureus infection .