نتایج جستجو برای: antibacterial and antifungal activity

تعداد نتایج: 16962889  

2015
Amalia Cano Maite Cháfer Amparo Chiralt Chelo González-Martínez

In this work, active films based on starch and PVA (S:PVA ratio of 2:1) were developed by incorporating neem (NO) and oregano essential oils (OEO). First, a screening of the antifungal effectiveness of different natural extracts (echinacea, horsetail extract, liquid smoke and neem seed oil) against two fungus (P. expansum and A. niger) was carried out. The effect of NO and OEO incorporation on ...

Journal: :Biochimie 2009
Håvard Jenssen Robert E W Hancock

Milk is a vital nutritional source for the offspring of all mammals, including humans. In addition to its nutritional value, it is a rich source of proteins including lactoferrin. Lactoferrin is a truly multifunctional protein that has been studied extensively over the past decades. It is best known for its ability to bind iron, which eventually led to the discovery of its antibacterial activit...

2017
Hu Liu Chengqiang Wang Yuhuan Li Kai Liu Qihui Hou Wenfeng Xu Lingchao Fan Jian Zhao Jianyu Gou Binghai Du Yanqin Ding

Paenibacillus polymyxa strain YC0573 is a plant growth-promoting rhizobacterium with antimicrobial activity, which was isolated from tobacco rhizosphere. Here, we report the complete genome sequence of P. polymyxa YC0573. Antifungal and antibacterial genes were discovered.

Journal: :research in pharmaceutical sciences 0
r sabet a fassihi b moeinifard

quantitative structure-activity relationship (qsar) studies of a series of substituted 3-hydroxy-pyridine-4-ones and 3-hydroxy-pyran-4-ones as antibacterial and antifungal agents against a variety of microorganisms were performed. multiple linear regression approach was used as variable selection method. the antimicrobial activities of these compounds against staphylococcus aureus, aspergilus n...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2003
Ahmed A Gohar Mohammed E Lahloub Masatake Niwa

Geraniin and gallic acid were isolated from the alcohol extract of the aerial parts of Erodium glaucophyllum (Geraniaceae). The identity of the compounds was verified through different physical and spectrometric methods. The antibacterial and antifungal activity of geraniin is presented.

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2001
M Popova V Bankova S Spassov I Tsvetkova C Naydenski M V Silva M Tsartsarova

2',3'-Dihydroxy-4,4'-dimethoxychalcone (1) and 2',3',4-trihydroxy-4'-methoxy-chalcone, two new chalcones, were isolated from propolis from El Salvador. The compounds showed significant antibacterial and antifungal activity and moderate toxicity to Artemia salina nauplii.

Background: Recent theranostic (therapeutic or diagnostic) applications of tellurium nanoparticles have attracted a great interest for development of different methods for synthesis of this valuable nanostructure, especially via biological resources. Objectives: In the present study, the antimicrobial and antioxidant effects of the tellurium nanorods (Te NRs) biosynthesized by a bacterial...

2014
Amrendra Kumar Chaudhary Shamim Ahmad Avijit Mazumder

In the present study, the volatile oil, chloroform extract and methanol extract of the woods of the plants Cedrus deodara and Pinus roxburghii were screened for their antibacterial and antifungal activities Escherichia coli, Pseudomonas aeruginosa, Staphylococcus aureus, Bacillus subtilis, Streptococcus pyogenes, Candida albicans, Aspergillus niger, and Aspergillus clavatus using the Agar diffu...

Journal: :international journal of bio-inorganic hybrid nanomaterials 2015
m. ghaedi m. yousefi nejad l. delshad

plants are rich source of natural products used for centuries to cure various the plant-derived medicines are based upon the premise that they contain natural substances that can promote health and alleviate illness. silver nps represent material, which can be used as a potential antibacterial agent in medical applications and different commercial products due to its biological activity. recent...

Journal: :Bioscience, biotechnology, and biochemistry 2009
Koichi Akiyama Satoshi Yamauchi Masafumi Maruyama Takuya Sugahara Taro Kishida Yojiro Koba

The antimicrobial activity of all stereoisomers of morinols A and B was tested. All stereoisomers of morinols A and B showed antifungal activity against Alternaria alternata, especially (-)-morinol B which showed the strongest activity. The natural component, (+)-morinol A, and unnatural stereoisomer, (7S,7'S,8R,8'R)-morinol B, showed antibacterial activity against the gram-positive bacteria, B...

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