bacitracin

..The formulation contains neomycin, polymyxin B and bacitracin in a petrolatum base...

..Using fluorescein-labeled bacitracin and confocal microscopy, we show that the penetration of the antibiotic peptide bacitracin into the epidermis is ..

An Escherichia coli genomic library was constructed in order to facilitate selection for genes which confer bacitracin resistance through amplification...

..The bacitracin stress response network of Bacillus subtilis consists of four signal-transducing systems, the two-component ..

..Disruption of these genes resulted in hypersensitivity to bacitracin, a peptide antibiotic that is non-ribosomally synthesized in some strains of Bacillus...

To successfully dissect molecular pathways in vivo, there is often a need to use specific inhibitors. Bacitracin is very widely used as an inhibitor of protein disulfide isomerase (PDI) in vivo...

To investigate the response of Streptococcus pneumoniae to three distinct antimicrobial peptides (AMPs), bacitracin, nisin, and LL-37, transcriptome analysis of challenged bacteria was performed...

..We have performed a pilot study in order to determine whether nebulized topical antibiotic therapy improves sinusitis symptoms more than saline-based placebo in patients with recalcitrant chronic rhinosinusitis...

..tested for their sensitivity towards a series of antibiotics, null yts mutants were found to be sensitive to bacitracin. Real-time polymerase chain reaction (PCR) experiments demonstrated that the presence of bacitracin in the ..

b>Bacitracin resistance (bacitracin MIC, >/=256 microg ml(-1)) has been reported in Enterococcus faecalis, and in the present study we report on the genetic basis for this resistance...

..Using a highly purified form of bacitracin, a thiol isomerase inhibitor, we now provide further evidence of the functional significance of this enzymatic ..

Streptococcus mutans is resistant to bacitracin, which is a peptide antibiotic produced by certain species of Bacillus. The purpose of this study was to clarify the bacitracin resistance mechanism of S. mutans...

b>Bacitracin is a metal-dependent dodecapeptide antipeptide produced by Bacillus species...

..The loss of this putative multidrug resistance transporter also greatly enhanced sensitivity to bacitracin, gallidermin, and a selection of β-lactam antibiotics...

Antibacterial agents such as zinc bacitracin (ZB) and virginiamycin (VG) are used as growth promoting agents (GP) in broiler chicken production...

The Bacillus subtilis BceAB ABC transporter involved in a defense mechanism against bacitracin is composed of a membrane-spanning domain and a nucleotide-binding domain...

..Due to the similarity of Spr0812-Spr0813 to bacitracin transporters of Streptococcus mutans and Bacillus spp...

..aureus bacA mutant showed slightly reduced virulence in a mouse model of infection and an eightfold increase in bacitracin susceptibility. However, a Strep...

..and stress responses (including msrA, htrA, psrA and hslO), were upregulated by oxacillin, D-cycloserine or bacitracin. This response may represent the transcriptional signature of a cell-wall stimulon induced in response to cell-..

..aureus showed significant decrease of resistance against teicoplanin, beta-lactam, bacitracin and fosfomycin but not of D-cycloserine and levofloxacin...

..This negative regulation of NF-kappaB was reversed by bacitracin, a PDI inhibitor...

..called YwoA, in Escherichia coli or in Bacillus subtilis allows these bacteria to stand higher concentrations of bacitracin. It was suggested that BcrC(Bs) was a membrane-spanning domain of an ATP binding cassette (ABC) transporter ..

..Overexpression of either of these genes, or of a fourth identified one, yeiU, is shown to result in bacitracin resistance and increased levels of undecaprenyl pyrophosphate phosphatase activity, as previously observed for ..

The bacA gene, the overexpression of which results in bacitracin resistance, was inactivated and shown to be non-essential for growth of Escherichia coli...

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A stability indicating HPLC assay for bacitracin has been developed and validated. The assay is based on a gradient elution, reversed phase column and UV diode array detection...

..g., free transition metal ions and metal-free bacitracin. The SOD activity of the complex was found to be in the order of Mn(II)>Cu(II)>Co(II)>Ni(II)...

..This study was performed to compare the efficacy of those two solutions in the treatment of open fractures in humans...

..More recently it was found that the same membrane function can be inhibited by bacitracin, an inhibitor of protein disulfide-isomerase (PDI), and by monoclonal antibodies against PDI, suggesting that ..

..search procedure, we found putative sigmaI promoters preceding the actin homolog gene mreBH and the bacitracin resistance gene bcrC of B. subtilis. Overexpression of the B...

During 2000-2007 in Lisbon, we identified 45 bacitracin-resistant Streptococcus pyogenes isolates among 1629 isolates: 24 from oropharyngeal healthy carriers (out of 1026), 21 from patients with noninvasive infections (out of 559) and ..

..that inhibitors of cell surface thiol/disulfide isomerase activity--5'5-dithio-bis(2-nitrobenzoic acid) (DTNB), bacitracin, and anti-protein disulfide isomerase antibody--inhibited cell-cell fusion and virus entry but had no effect on ..

..We report the response of Bacillus subtilis to bacitracin, an inhibitor of cell wall biosynthesis found in its natural environment...

The main objective of the present work was to investigate the dermal and intracellular delivery of bacitracin, a model polypeptide antibiotic, from ethosomes...

The bacitracin resistance of Bacillus licheniformis, a producer of bacitracin, is mediated by the ABC transporter Bcr...

..with four groups of broiler chickens fed experimental diets formulated to provide no supplementation, 20 mg zinc bacitracin, 60 mg salinomycin, or both feed additives in combination...

Distribution and variation of bacitracin synthetase gene (bac) sequences in 22 laboratory stock strains of Bacillus licheniformis were studied by Southern hybridization of bac gene probes from B...

..synthetases and subsequently used the same chromosomal location for integration of the entire 49-kilobase bacitracin biosynthetic gene cluster from Bacillus licheniformis by a stepwise homologous recombination method...

b>Bacitracin is a peptide antibiotic nonribosomally produced by Bacillus licheniformis...

..0 days) was oral trimethoprim-sulfamethoxazole, 160/800 mg twice daily, oral rifampin, 600 mg once daily, and bacitracin ointment three times a day. Eradication succeeded in 40 patients, 9 relapsed, and MRSA persisted in 7...

..These results further highlight the importance of PDI in mediating the action of a wide range of NO-related signals...

The genus Bacillus produces mainly polypeptide antibiotics such as bacitracin and polymyxin. Bacillus species were isolated from soil by soil sprinkle technique. And all were screened for the production of antibiotic...

..There were no serious adverse effects in either group. This pilot study found a similar rate of wound infection and adverse events between TAO and mupirocin ointments. Results should be confirmed in a larger equivalency trial...

..I(2) at a concentration of 5, 10, 20, 50, 100, or 1000 parts per million (ppm), cefazolin at 1 mg/ml, or bacitracin at 100 units/ml. Twenty-one adult male Wistar rats, in seven groups, underwent a frontoparietal craniectomy...

..Only 64 % of S. equi ssp. zooepidemicus isolates were sensitive to bacitracin. No resistance was noted among P. aeruginosa to gentamicin, tobramycin or ciprofloxacin...

..Minimum inhibitory concentrations (MIC) of bacitracin, fusidic acid and mupirocin were tested using the E-test...

..media, Dio-Bacit, in a two section plate containing 5% sheep blood agar on one side and sheep blood agar with bacitracin (2 microg/ml) on the other was compared for its efficiency in identifying GAS with bacitracin and bacitracin + ..

..The disease challenge model was therefore judged as highly effective. Additions of a commonly used antibiotic, bacitracin methylene disalicilate (BMD), and coccidiostat, salinomycin, were highly effective in partially counteracting ..

..The CBDL rats were treated with bacitracin, neomycin sulfate, and streptomycin sulfate, and the intestinal tract was colonized with E...

..diet containing no GB (negative control) and a diet containing an antibiotic growth promoter (positive control), bacitracin methylene disalicylate...

..b>Bacitracin was also a common culprit, although at a lower rate (8%)...

Three trials were conducted to evaluate the effects of lasalocid, an anticoccidial feed additive (90.7 kg/ton); bacitracin, a growth-promoter (50 g/ton); and yeast culture residue (YCR) (1 kg/ton) on the performance of broiler chicks ..

..Topical antibiotics of choice include bacitracin, neomycin, polymyxin B, mupirocin, nitrofurazone and fusidic acid...

The efficacy of bacitracin methylene disalicylate (BMD) in the management of necrotic enteritis (NE) when fed in combination with narasin was investigated in a floor-pen study of 2,000 broiler chickens using a Clostridium perfringens ..

b>Bacitracin resistance is normally conferred by either of two major mechanisms, the BcrABC transporter, which pumps out bacitracin, or BacA, an undecaprenol kinase that provides C(55)-isoprenyl phosphate by de novo synthesis...

Triple antibiotic ointment (TAO) containing neomycin, polymyxin B, and bacitracin was launched in the 1950s in the United States (USA) as a prescription product and then was used over the counter (OTC) since the 1970s (USA) to prevent ..

..The structural and physiological results support the hypothesis that bacterial biofilms play a role in wound colonization and infection...

Determining the effects of zinc bacitracin, bird age and access to range on bacterial microbiota in the ileum and caeca of broilers.

..This paper explores the adaptation mechanism of a common ruminal bacterium, Prevotella bryantii, to one of the banned compounds, flavomycin (flavophospholipol)...

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..Given the widespread use of povidone-iodine and the potential for development of infection after a burn, clinicians need to be aware of this possible povidone-iodine-associated adverse drug reaction, and of preventive measures...

..microbial communities (MC) were examined in broilers fed diets supplemented with a combination of antibiotic (bacitracin methylene disalicylate) and ionophore (Coban 60), and diets containing 1 of 2 essential oil (EO) blends, Crina ..

..Birds raised in floor pens had lower BW and feed intakes than those raised in cages. The administration of bacitracin in the feed increased feed intake from d 12 to d 35, decreased the feed conversion ratio during the same period ..

..subtilis. These results support a model in which induction of YoeB in response to cell envelope stress decreases the activity of autolysins and thereby reduces the rate of antibiotic-dependent cell death...

..In several cases, these antibiotic-sensitive phenotypes are significantly enhanced in the triple mutant strain relative to strains lacking only one or two sigma factors...

..These reports do not adequately correspond to the frequency that patients report having an "allergy" to medical adhesive bandages...

..The remaining groups received the control diet that contained either 20 mg of zinc bacitracin/kg and 4 mg of colistin sulfate/kg or 500, 1,000, or 1,500 mg of B. subtilis culture/ kg, respectively...

..of about 99% and were analyzed for deletions of gtfB, gtfC and a part of mbrA by the lack of insoluble glucan synthesis, sensitivity to bacitracin, and polymerase chain reaction. Targeted gene deletions occurred at a frequency of 2.5%.

..At 29 weeks of age, all birds were transferred to a diet containing 50 parts/10(6) zinc bacitracin (ZnB) and were re-challenged with the same B. pilosicoli strain at 32 weeks of age, weekly for 5 weeks...

..Combinations of procaine penicillin, polymyxin B and bacitracin with neomycin and procaine penicillin with dihydrostreptomycin were examined...

..Birds received a diet containing 100 parts/10(6) zinc bacitracin (ZnB), and were monitored for 10 weeks. B...

..randomized trial was to evaluate the clinical efficacy of an economically viable antimicrobial lozenge (bacitracin, clotrimazole, and gentamicin [BcoG]) in the alleviation of radiation-induced mucositis in patients with head ..

..sobrinus and 125 microg/ml for S. mutans. Further addition of fosfomycin, bacitracin and sodium chloride to Mitis Salivarius agar (MS) supplemented with AZT resulted in growth inhibition of S...

..birds were randomly divided into four groups of 10, with the diet for each group containing either 50 ppm zinc bacitracin (ZnB), 100 ppm ZnB, 256 ppm of dietary enzyme (Avizyme), 1302), or no additive...

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..Drp35 is a lactonase that does not contribute directly to the resistance to the inducer antibiotics except for bacitracin. The detailed analysis on the expression of Drp35 revealed that in addition to a broad range of antibiotics, ..

..and did not use any antimicrobials, while two other houses on the farm used flavomycin, virginiamycin, and bacitracin during different poultry grow-outs...

..The procedure used experimental infection for 5 days followed by bacitracin treatment for 9 days, and then re-challenge 2 days later with a virulent strain, CP4...

..The purpose of our study was to determine if the use of polysporin double in the treatment of exit site infections was associated with the emergence of yeast positive exit site cultures...

We described the main pathways of bacitracin (Bc) decomposition, chromatographically set the position of its major degradation products and evaluated microbiological activity of isolated components of Bc and its degradation products...

..faecium (27), staphylococci (n = 39) and lactobacilli (n = 14) showed a hundred percent resistance against bacitracin which was included in the feed of the mother animals, but not in the feed of the investigated animals. E...

..In this study, we examined the effect of six commonly used topical wound agents (bacitracin, sodium hypochlorite, silver nitrate, silver sulfadiazine, mafenide acetate, and povidone-iodine) on ..

..1997, and Finnish poultry (52) and swine (43) in 1996 and examined for susceptibility to avilamycin, avoparcin, bacitracin, flavomycin, monensin, salinomycin, spiramycin, tylosin, and virginiamycin...

..2 +/- 1.1, 19.6 +/- 1.0, 17.2 +/- 0.9, 17.1 +/- 1.0, and 17.1 +/- 1.1 min, respectively. Control and bacitracin (known aminopeptidase inhibitor) values were 11.8 +/- 1.0 and 31.3 +/- 1.7 min, respectively...

..cefuroxime (30 micrograms), cefaclor (30 micrograms), ceftizoxime (30 micrograms), cefotaxime (30 micrograms), bacitracin (10 micrograms), chloramphenicol (30 micrograms), erythromycin (15 micrograms), clindamycin (2 micrograms), ..

..To establish the susceptibility of Enterococcus faecium isolates from pigs and chickens to antimicrobial growth promoters that either were or had been in use in the European Union...

..mafenide + nystatin, silver nitrate, Dakin's, polymyxin B, neomycin, polymyxin + neomycin, silver sulfadiazine, bacitracin, silver sulfadiazine + bacitracin) was tested using the agar well diffusion assay and compared with the ..

..The highest rates of resistance were observed for lincomycin (73 of 80 isolates, 91%) and bacitracin (57 of 80 isolates, 71%), and lower rates of resistance (< or =40%) were found for chloramphenicol, ..

..cells-can be affected in several ways: at different stages of synthesis (fosfomycin, cycloserine) or transport (bacitracin, mureidomycins) of its metabolic precursors, or by a direct action on its structural organization (beta-lactams, ..

..faecalis as well as in E. faecium strains with narasin and bacitracin. Resistance against ampicillin was mainly found among E. faecium strains from pets and was absent in E. faecalis...

A separation technique for zinc bacitracin, polymyxin B, oxytetracycline and sulfacetamide in animal feedstuffs by micellar electrokinetic capillary chromatography (MEKC) was developed...

..In this study, we investigated farnesol's synergistic effects on commonly used antimicrobials, beta-lactams in particular, to explore its potential inhibitory effect on cell wall synthesis...

..Concomitant patch-test reactions occurred with neomycin 20% (10 cases), bacitracin 20% (9 cases), fragrance mix 8% (3 cases), balsam of Peru 25% (2 cases), and dibucaine 2...

..4 degrees C and 37 degrees C), reduced by the aminopeptidase inhibitors puromycin, bacitracin, and bestatin, and to a lesser extent by thioridazine...

..3 x 10-4 M), dichloroisocoumarin(5 x 10-5 M), phenylmethyl-sulphonyl fluoride (10-3 M), a combination of bacitracin (300 mg ml-1),bestatin (10-5 M), captopril (10-5 M), phosphoramidon (10-4 M) and thiorphan (10-4 M) or Polypep (..

..Litter samples were collected from controlled feeding trials and from commercial farms. Feed additives bacitracin, chlortetracycline, monensin, narasin, nicarbazin, penicillin, salinomycin, and virginiamycin, which were ..

..5 to 71.9% were resistant to cephalosporins. One hundred percent were resistant to sulfonamides and bacitracin zinc. The integrons were further confirmed by sequencing...

..The North American Contact Dermatitis Group (NACDG) tests patients who have suspected allergic contact dermatitis with a broad series of screening allergens, and publishes periodic reports of its data...

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..The specific molecules under study include ramoplanin, enduracidin, and bacitracin. The third class of antibiotics comprises cyclic decapeptides that permeabilize bacterial membranes...

..The specific molecules under study include ramoplanin, enduracidin, and bacitracin. The third class of antibiotics comprises cyclic decapeptides that permeabilize bacterial membranes...

..The specific molecules under study include ramoplanin, enduracidin, and bacitracin. The third class of antibiotics comprises cyclic decapeptides that permeabilize bacterial membranes...

..It is likely that the E. coli outer membrane is an active participant in this phenomenon. Bacitracin is a peptide antibiotic whose structure is known and which forms a complex with polyisoprenyl pyrophosphates...

..baumannii, form a basis for the evaluation of novel beta-lactams, and show how enzyme drug targets influence substrate affinity and catalysis. ..

..baumannii, form a basis for the evaluation of novel beta-lactams, and show how enzyme drug targets influence substrate affinity and catalysis. ..

..abstract_text> ..

..baumannii, form a basis for the evaluation of novel beta-lactams, and show how enzyme drug targets influence substrate affinity and catalysis. ..

..They believe that these presentations and discussions will lead to a greater interest in the specific problem related to access to care for dermatologic disease among persons of color. ..

..We will engineer mutations in these beta-lactamases to understand their catalytic properties, study the interactions of new inhibitors with these enzymes, and determine their structures by X-ray crystallography. ..