Conversion of Methionine to Cysteine in Lactobacillus paracasei Depends on the Highly Mobile cysK-ctl-cysE Gene Cluster.

abstract：:Desulfotomaculum reducens strain MI-1 is a Gram-positive, sulfate-reducing bacterium also capable of reducing Fe(III). Metal reduction in Gram-positive bacteria is poorly understood. Here, we investigated Fe(III) reduction with lactate, a non-fermentable substrate, as the electron donor. Lactate consumption is concomi...

journal_title：Frontiers in microbiology

authors： Dalla Vecchia E,Shao PP,Suvorova E,Chiappe D,Hamelin R,Bernier-Latmani R

更新日期：2014-08-19 00:00:00

abstract：:Paraquat is a non-selective fast-acting herbicide used to control weeds in agricultural crops. Many years of extensive use has caused environmental pollution and food toxicity. This agrochemical degrades slowly in nature, adsorbs onto clay lattices, and may require environmental remediation. Studies have shown that bi...

journal_title：Frontiers in microbiology

authors： Thongpitak J,Pumas P,Pumas C

更新日期：2020-09-15 00:00:00

abstract：:Shigella spp. and entero-invasive Escherichia coli (EIEC) can cause mild diarrhea to dysentery. In Netherlands, although shigellosis is a notifiable disease, there is no laboratory surveillance for Shigella spp. and EIEC in place. Consequently, the population structure for circulating Shigella spp. and EIEC isolates i...

journal_title：Frontiers in microbiology

authors： van den Beld MJC,Reubsaet FAG,Pijnacker R,Harpal A,Kuiling S,Heerkens EM,Hoeve-Bakker BJAD,Noomen RCEA,Hendriks ACA,Borst D,van der Heide H,Kooistra-Smid AMDM,Rossen JWA

更新日期：2020-10-19 00:00:00

abstract：:Klebsiella spp. have been isolated from many different environmental habitats but have mainly been associated with nosocomial acquired diseases in humans. Although there are many recently published sequenced genomes of members of this genus, there are very few studies on whole genome comparisons between clinical and n...

journal_title：Frontiers in microbiology

authors： Dantur KI,Chalfoun NR,Claps MP,Tórtora ML,Silva C,Jure Á,Porcel N,Bianco MI,Vojnov A,Castagnaro AP,Welin B

更新日期：2018-07-16 00:00:00

abstract：:Previously, we determined that diallyl disulfide (DADS) from garlic oil can inhibit Pseudomonas aeruginosa PAO1 pathogenic factors by inactivating the transcription of key genes from three quorum sensing (QS) systems (las, rhl, and pqs) based on the effects of DADS on growth, virulence factor production (elastase, pyo...

journal_title：Frontiers in microbiology

authors： Li WR,Ma YK,Xie XB,Shi QS,Wen X,Sun TL,Peng H

更新日期：2019-01-07 00:00:00

abstract：:Campylobacter is one of the most commonly reported foodborne human bacterial gastrointestinal pathogens. Campylobacter is the etiological agent of campylobacteriosis, which is generally a self-limited illness and therefore does not require treatment. However, when patients are immunocompromised or have other co-morbid...

journal_title：Frontiers in microbiology

authors： Yang Y,Feye KM,Shi Z,Pavlidis HO,Kogut M,J Ashworth A,Ricke SC

更新日期：2019-07-26 00:00:00

abstract：:In order to eliminate the widespread use of antibiotics in livestock production, the research for alternatives has increased lately. This study examined the safety of 40 lactic acid bacteria (LAB) isolated from bovine feedlot environment and previously selected as potential probiotics. A high sensitivity prevalence to...

journal_title：Frontiers in microbiology

authors： Aristimuño Ficoseco C,Mansilla FI,Maldonado NC,Miranda H,Fátima Nader-Macias ME,Vignolo GM

更新日期：2018-09-28 00:00:00

abstract：:The mitochondrial genome of the Paracoccidioides brasiliensis reference isolate Pb18 was first sequenced and described by Cardoso et al. (2007), as a circular genome with a size of 71.3 kb and containing 14 protein coding genes, 25 tRNAs, and the large and small subunits of ribosomal RNA. Later in 2011, Desjardins et ...

journal_title：Frontiers in microbiology

authors： Misas E,Gómez OM,Botero V,Muñoz JF,Teixeira MM,Gallo JE,Clay OK,McEwen JG

更新日期：2020-08-04 00:00:00

abstract：:Mycobacteria are able to form dormant cells, which survive for a long time without multiplication. The molecular mechanisms behind prolonged survival of dormant cells are not fully described. In particular, little information is known on biochemical processes which might take place in cells under dormancy. To gain ins...

journal_title：Frontiers in microbiology

authors： Trutneva K,Shleeva M,Nikitushkin V,Demina G,Kaprelyants A

更新日期：2018-09-04 00:00:00

abstract：:Digestive-tract microbiota exert tremendous influence over host health. Host-symbiont model systems are studied to investigate how symbioses are initiated and maintained, as well as to identify host processes affected by resident microbiota. The medicinal leech, Hirudo verbana, is an excellent model to address such qu...

journal_title：Frontiers in microbiology

authors： Marden JN,McClure EA,Beka L,Graf J

更新日期：2016-10-13 00:00:00

abstract：:Electron microscopy is a powerful tool in the field of microbiology. It has played a key role in the rapid diagnosis of viruses in patient samples and has contributed significantly to the clarification of virus structure and function, helping to guide the public health response to emerging viral infections. In the pre...

journal_title：Frontiers in microbiology

authors： Brahim Belhaouari D,Fontanini A,Baudoin JP,Haddad G,Le Bideau M,Bou Khalil JY,Raoult D,La Scola B

更新日期：2020-08-19 00:00:00

abstract：:Infections that result in natural or manmade spread of lethal biological agents are a concern and require national and focused preparedness. In this manuscript, as part of an early diagnostics and pathogen treatment strategy, we have focused on extracellular vesicles (EVs) that arise following infections. Although the...

journal_title：Frontiers in microbiology

authors： Schwab A,Meyering SS,Lepene B,Iordanskiy S,van Hoek ML,Hakami RM,Kashanchi F

更新日期：2015-10-20 00:00:00

abstract：:Exposure to environmental toxins such as heavy metals can perturb the development and stability of microbial communities associated with human or animal hosts. Widespread arsenic contamination in rivers and riparian habitats therefore presents environmental and health concerns for populations living near sources of co...

journal_title：Frontiers in microbiology

authors： Dahan D,Jude BA,Lamendella R,Keesing F,Perron GG

更新日期：2018-06-21 00:00:00

abstract：:The Clostridium genus is a large, diverse group consisting of Gram-positive, spore-forming, obligate anaerobic firmicutes. Among this group are historically notorious pathogens as well as several industrially relevant species with the ability to produce chemical commodities, particularly biofuels, from renewable bioma...

journal_title：Frontiers in microbiology

authors： Joseph RC,Kim NM,Sandoval NR

更新日期：2018-02-12 00:00:00

abstract：:The pathogenic bacterium Helicobacter pylori is genetically highly diverse and a major risk factor for the development of peptic ulcer disease and gastric adenocarcinoma in humans. During evolution, H. pylori has acquired multiple type IV secretion systems (T4SSs), and then adapted for various purposes. These T4SSs re...

journal_title：Frontiers in microbiology

authors： Fischer W,Tegtmeyer N,Stingl K,Backert S

更新日期：2020-07-10 00:00:00

abstract：:Pathogen-pathogen interactions in polymicrobial infections are known to directly impact, often to worsen, disease outcomes. For example, co-infection with Pseudomonas aeruginosa and Aspergillus fumigatus, respectively the most common bacterial and fungal pathogens isolated from cystic fibrosis (CF) airways, leads to a...

journal_title：Frontiers in microbiology

authors： Scott J,Sueiro-Olivares M,Ahmed W,Heddergott C,Zhao C,Thomas R,Bromley M,Latgé JP,Krappmann S,Fowler S,Bignell E,Amich J

更新日期：2019-10-09 00:00:00

abstract：:Giardia duodenalis is an intestinal parasite that causes 200-300 million episodes of diarrhoea annually. Metronidazole (Mtz) is a front-line anti-giardial, but treatment failure is common and clinical resistance has been demonstrated. Mtz is thought to be activated within the parasite by oxidoreductase enzymes, and to...

journal_title：Frontiers in microbiology

authors： Ansell BR,Baker L,Emery SJ,McConville MJ,Svärd SG,Gasser RB,Jex AR

更新日期：2017-03-17 00:00:00

abstract：:Microbial contamination has been a pervasive issue during the rice storage and triggers extensive researches. The metabolism of microorganisms was proved as an indicator to mirror the degree of microbial contamination. It is necessary to develop a scientific method to analyze the metabolism of rice microbial communiti...

journal_title：Frontiers in microbiology

authors： Ge Z,Du H,Gao Y,Qiu W

更新日期：2018-07-03 00:00:00

abstract：:To understand the contribution of animal- and human-derived fecal pollution sources in shaping integron prevalence and diversity in beach waters, 414 Escherichia coli strains were collected from beach waters (BW, n = 166), seagull feces (SF, n = 179), and wastewaters (WW, n = 69), on the World Biosphere Reserve of the...

journal_title：Frontiers in microbiology

authors： Moura A,Araújo S,Alves MS,Henriques I,Pereira A,Correia AC

更新日期：2014-08-12 00:00:00

abstract：:We introduce a manually constructed and curated regulatory network model that describes the current state of knowledge of transcriptional regulation of Bacillus subtilis. The model corresponds to an updated and enlarged version of the regulatory model of central metabolism originally proposed in 2008. We extended the ...

journal_title：Frontiers in microbiology

authors： Faria JP,Overbeek R,Taylor RC,Conrad N,Vonstein V,Goelzer A,Fromion V,Rocha M,Rocha I,Henry CS

更新日期：2016-03-18 00:00:00

abstract：:Soil bacterial communities have long been recognized as important ecosystem components, and have been the focus of many local and regional studies. However, there is a lack of data at large spatial scales, on the biodiversity of soil microorganisms; national or more extensive studies to date have typically consisted o...

journal_title：Frontiers in microbiology

authors： Hermans SM,Buckley HL,Lear G

更新日期：2019-08-07 00:00:00

abstract：:The interferon (IFN) system is one of the most important defensive responses of mammals against viruses, and is rapidly evoked when the pathogen-associated molecular patterns (PAMPs) of viruses are sensed. Non-self, virus-derived RNA species have been identified as the PAMPs of RNA viruses. In the present study, we co...

journal_title：Frontiers in microbiology

authors： Yoshida A,Kawabata R,Honda T,Tomonaga K,Sakaguchi T,Irie T

更新日期：2015-08-04 00:00:00

abstract：:Five sublacustrine thermal spring locations from 1 to 109 m water depth in Yellowstone Lake were surveyed by 16S ribosomal RNA gene sequencing in relation to their chemical composition and dark CO(2) fixation rates. They harbor distinct chemosynthetic bacterial communities, depending on temperature (16-110°C) and elec...

journal_title：Frontiers in microbiology

authors： Yang T,Lyons S,Aguilar C,Cuhel R,Teske A

更新日期：2011-06-13 00:00:00

abstract：:Several arenaviruses are highly pathogenic to humans, causing hemorrhagic fever. Discovery of anti-arenavirus drug candidates is urgently needed, although the molecular basis of the host- and organ-specific pathogenicity remains to be fully elucidated. The arenavirus Z protein facilitates production of virus-like part...

journal_title：Frontiers in microbiology

authors： Mpingabo PI,Urata S,Yasuda J

更新日期：2020-09-30 00:00:00

abstract：:Francisella tularensis is the causative agent of a spectrum of diseases collectively known as tularemia. The extreme virulence of the pathogen in humans, combined with the low infectious dose and the ease of dissemination by aerosol have led to concerns about its abuse as a bioweapon. Until recently, nothing was known...

journal_title：Frontiers in microbiology

authors： Kilmury SL,Twine SM

更新日期：2011-01-07 00:00:00

abstract：:Yeasts play an important role in the food and beverage industry, especially in products such as bread, wine, and beer, among many others. However, their use as a starter in table olive processing has not yet been studied in detail. The candidate yeast strains should be able to dominate fermentation, together with lact...

journal_title：Frontiers in microbiology

authors： Arroyo-López FN,Romero-Gil V,Bautista-Gallego J,Rodríguez-Gómez F,Jiménez-Díaz R,García-García P,Querol A,Garrido-Fernández A

更新日期：2012-04-27 00:00:00

abstract：:The objective of this study was to investigate the ability of a culture highly enriched with the polyphosphate-accumulating organism, "Candidatus Accumulibacter phosphatis" clade IIC, to adjust their metabolism to different phosphate availabilities. For this purpose the biomass was cultivated in a sequencing batch rea...

journal_title：Frontiers in microbiology

authors： Welles L,Abbas B,Sorokin DY,Lopez-Vazquez CM,Hooijmans CM,van Loosdrecht MC,Brdjanovic D

更新日期：2017-01-05 00:00:00

abstract：:A new facultative chemolithoautotrophic arsenite (As(III))-oxidizing bacterium TCC9-4 was isolated from a hot spring microbial mat in Tengchong of Yunnan, China. This strain could grow with As(III) as an energy source, CO2-HCO3 (-) as a carbon source and oxygen as the electron acceptor in a minimal salts medium. Under...

journal_title：Frontiers in microbiology

authors： Jiang D,Li P,Jiang Z,Dai X,Zhang R,Wang Y,Guo Q,Wang Y

更新日期：2015-05-06 00:00:00

abstract：:Microbial community composition and stability affect pollutant removal for biological/granular activated carbon (BAC/GAC) processes. Here, we pre-loaded the organic carbon substrates sucrose, lactose, and Lysogeny Broth (LB) medium onto new GAC prior to use and then tested whether this substrate pre-loading promoted d...

journal_title：Frontiers in microbiology

authors： Qin W,Hammes F

更新日期：2021-01-12 00:00:00

abstract：:Pasteurella multocida is an important pathogenic bacterium of domestic animals. However, the mechanisms of infection are still poorly understood. Here, we found that Pm0442 was dramatically up-regulated in infected mice among 67 predicted lipoproteins of P. multocida serotype A CQ2 strain (PmCQ2). To explore the role ...

journal_title：Frontiers in microbiology

authors： He F,Qin X,Xu N,Li P,Wu X,Duan L,Du Y,Fang R,Hardwidge PR,Li N,Peng Y

更新日期：2020-08-14 00:00:00