Abstract:
AIM:To develop an alternative quorum quenching therapy against multidrug-resistant Acinetobacter baumannii. METHODS & RESULTS:Activity-guided partially purified fraction (F1) from Glycyrrhiza glabra significantly (p < 0.05) reduced quorum sensing regulated virulence factors of A. baumannii viz. motility, biofilm formation and production of antioxidant enzymes. Mechanistically, F1 downregulated the expression of autoinducer synthase gene, abaI, and consequently reduced (92%) the production of 3-OH-C12-HSL as determined by ESI-MS. Q-TOF and Q-TRAP analyses suggested the presence of flavonoids viz. licoricone, glycyrin and glyzarin as the active ingredients. CONCLUSION:This is the first report on quorum quenching activity of G. glabra linked to its flavonoids that downregulated the expression of abaI and attenuated quorum sensing regulated virulence of A. baumannii.
journal_name
Future Microbioljournal_title
Future microbiologyauthors
Bhargava N,Singh SP,Sharma A,Sharma P,Capalash Ndoi
10.2217/fmb.15.107subject
Has Abstractpub_date
2015-01-01 00:00:00pages
1953-68issue
12eissn
1746-0913issn
1746-0921journal_volume
10pub_type
杂志文章abstract::Report from the 28th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID 2018), Madrid, Spain, 21-24 April 2018 Gram-negative bacteria such as Klebsiella, Acinetobacter and Pseudomonas cause some of the most serious infections and are increasingly resistant to multiple drugs and in some cases, t...
journal_title:Future microbiology
pub_type:
doi:10.2217/fmb-2018-0202
更新日期:2018-10-01 00:00:00
abstract:AIM:The purpose of current study is to find out relationship between cas9 gene and antimicrobial resistance in Campylobacter jejuni NCTC11168. MATERIALS & METHODS:The involvement of the cas9 gene in antimicrobial resistance of C. jejuni was determined by assessment of minimum inhibitory concentration, clustered regula...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2018-0234
更新日期:2018-12-01 00:00:00
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journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.11.73
更新日期:2011-08-01 00:00:00
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journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2017-0137
更新日期:2017-12-01 00:00:00
abstract::During coevolution with their hosts, bacteria have developed functions that allow them to interfere with the mechanisms controlling the proliferation of eukaryotic cells. Cycle inhibiting factor (Cif) is one of these cyclomodulins, the family of bacterial effectors that interfere with the host cell cycle. Acquired ear...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.09.60
更新日期:2009-09-01 00:00:00
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journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2016-0144
更新日期:2017-05-01 00:00:00
abstract::Retapamulin is a semisynthetic pleuromutilin compound with in vitroactivity against Gram-positive bacteria, no cross-resistance to other classes of antimicrobial agents in current use and a low potential for development of resistance. A 1% ointment formulation has been developed for clinical use, and a placebo-control...
journal_title:Future microbiology
pub_type: 临床试验,杂志文章
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更新日期:2007-12-01 00:00:00
abstract::Bacillus anthracis is a Gram-positive, spore-forming bacterium representing the etiological cause of anthrax, a rare lethal disease of animals and humans. Development of anthrax countermeasures has gained increasing attention owing to the potential use of B. anthracis spores as a bioterror weapon. The various forms of...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.09.73
更新日期:2009-10-01 00:00:00
abstract:AIMS:AFN-1252 is a novel inhibitor of FabI, an essential enzyme in Staphylococcus spp. This study was undertaken to assess the safety, tolerability and pharmacokinetic properties of AFN-1252, following oral administration in an ascending dose trial. MATERIALS & METHODS:This was a double-blind, randomized, placebo-cont...
journal_title:Future microbiology
pub_type: 杂志文章,随机对照试验
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更新日期:2015-01-01 00:00:00
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journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2018-0060
更新日期:2018-09-01 00:00:00
abstract::A multidisplay vaccine delivery system has been developed that is nonreplicating and has a protein-based particulate structure. The structure is composed of helical tubules comprising multiple copies of a single nonstructural (NS) protein 1 of bluetongue virus. The helical assemblies present the C terminus of the prot...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/17460913.3.3.351
更新日期:2008-06-01 00:00:00
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journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.14.42
更新日期:2014-01-01 00:00:00
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journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb.14.149
更新日期:2015-01-01 00:00:00
abstract::Aim: To determine the group of compounds from Chrysopogon zizaniodes root essential oil that have antimicrobial activity. Materials & methods: Thin-layer chromatography coupled to direct bioautography was used to determinate the fraction(s) having antimicrobial activity against methicillin-resistant Staphylococcus aur...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2019-0167
更新日期:2019-09-01 00:00:00
abstract::Influenza B viruses (IBVs) circulate annually along with influenza A (IAV) strains during seasonal epidemics. IBV can dominate influenza seasons and cause severe disease, particularly in children and adolescents. Research has revealed interesting aspects of IBV and highlighted the importance of these viruses in clinic...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.15.120
更新日期:2016-01-01 00:00:00
abstract::Antibiotics are often used in neonates despite the absence of relevant dosing information in drug labels. For neonatal dosing, clinicians must extrapolate data from studies for adults and older children, who have strikingly different physiologies. As a result, dosing extrapolation can lead to increased toxicity or eff...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2017-0058
更新日期:2017-09-01 00:00:00
abstract::The Enterococcus species is the third main cause of infective endocarditis (IE) worldwide, and it is gaining relevance, especially among healthcare-associated cases. Patients with enterococcal IE are older and have more comorbidities than other types of IE. Classical treatment options are limited due to the emergence ...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.15.46
更新日期:2015-01-01 00:00:00
abstract:AIM:To investigate the role of Cat1 overproduction in Candida albicans. MATERIALS & METHODS:Strains overproducing the CAT1 gene were constructed. RESULTS:Cells overproducing CAT1 were found to be more resistant to some oxidants and mammalian phagocytic cells. They also showed reduced intracellular reactive oxygen spe...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2016-0067
更新日期:2016-10-01 00:00:00
abstract::Invasive fungal infections are an important cause of infectious morbidity. Nonculture-based methods are increasingly used for rapid, accurate diagnosis to improve patient outcomes. New and existing DNA amplification platforms have high sensitivity and specificity for direct detection and identification of fungi in cli...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.09.70
更新日期:2009-11-01 00:00:00
abstract::Recognition of bacterial infection is the first key step to the initiation of an inflammatory response and host defense. Transmembrane proteins of the Toll-like receptor family have long been recognized as key detectors of the extracellular presence of pathogens. Recently, much research has identified a variety of int...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/17460913.4.1.65
更新日期:2009-02-01 00:00:00
abstract:AIM:In this study, we investigate whether pH (low) insertion peptide (pHLIP) can target regions of lung injury associated with influenza infection. MATERIALS & METHODS:Fluorophore-conjugated pHLIP was injected intraperitoneally into mice infected with a sublethal dose of H1N1 influenza and visualized histologically. ...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb.12.134
更新日期:2013-02-01 00:00:00
abstract::The plaque assay was first described for titration of bacterial inoculums and clonal isolation, and was later adapted for testing antibiotics susceptibility and to study virulence factors and motility of bacteria. Over time, the sensitivity and reproducibility of the technique has been improved. Usually, the number of...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.13.98
更新日期:2013-10-01 00:00:00
abstract::Salmonella enterica is an invasive, facultative intracellular gastrointestinal pathogen causing human diseases such as gastroenteritis and typhoid fever. Virulence-attenuated strains of this pathogen have interesting capacities for the generation of live vaccines. Attenuated live typhoidal and nontyphoidal Salmonella ...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.11.144
更新日期:2012-01-01 00:00:00
abstract::Aim: Multidrug-resistant Staphylococcus aureus isolates have become a serious concern in clinical microbiology. Antisense strategy, which specifically targets essential genes, could be helpful. Materials & methods:S. aureus cultures were treated with peptide conjugate-peptide nucleic acid (PPNA) specific for the gyrA ...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2019-0103
更新日期:2019-09-01 00:00:00
abstract::While high-throughput protein-protein interaction screens were first published approximately 10 years ago, systematic attempts to map interactions among viruses and hosts started only a few years ago. HIV-human interactions dominate host-pathogen interaction databases (with approximately 2000 interactions) despite the...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/fmb.10.7
更新日期:2010-02-01 00:00:00
abstract::Aim: We sought to investigate the genetic epidemiological relatedness of carbapenem-resistant Acinetobacter baumannii (CRAB) strains of a suspected outbreak in a Lebanese tertiary care hospital to implement necessary infection prevention and control measures. Methods: Twenty-eight nonduplicate CRAB isolates detected a...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2020-0079
更新日期:2020-10-01 00:00:00
abstract::Atomic force microscopy (AFM) has recently opened a variety of novel possibilities for imaging and manipulating microbial surfaces in their native environment. While AFM imaging offers a means to visualize surface structures at high resolution and in physiological conditions, AFM force spectroscopy enables researchers...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/17460913.1.4.387
更新日期:2006-12-01 00:00:00
abstract::Breastfeeding is a major determinant of human health. Breast milk is not sterile and ecological large-scale sequencing methods have revealed an unsuspected microbial diversity that plays an important role. However, microbiological analysis at the species level has been neglected while it is a prerequisite before under...
journal_title:Future microbiology
pub_type: 杂志文章
doi:10.2217/fmb-2018-0317
更新日期:2019-05-01 00:00:00
abstract::Community-acquired pneumonia remains an important cause of disease and death both in the developed and the developing worlds, despite the ready availability of potent antimicrobial agents to which the organisms remain susceptible. Furthermore, disease management is complicated by emerging resistance of the common path...
journal_title:Future microbiology
pub_type: 杂志文章,评审
doi:10.2217/17460913.1.3.271
更新日期:2006-10-01 00:00:00
abstract::Celebrating its 30th anniversary in Budapest this year, the International Immunocompromised Host Society (ICHS) was established to advance the understanding of interactions between host defenses and microbial agents in order to improve the prevention and management of human disease in patients with compromised immune ...
journal_title:Future microbiology
pub_type:
doi:10.2217/fmb.10.142
更新日期:2010-12-01 00:00:00