CoNSAureusSpeciesTube coagulase testVancomycinBacteriaIsolatesStaphylocoquesEscherichiaEpidermidisBiofilm productionBacterialStaphylococcalCocciAtopicInfectionsPathogensSpecimensAcinetobacterPositiveSkinTestFormationStaphylococciMethicillin-resistantStreptococcusSusceptibilityStaphylococcal speciesOrganismsEndocarditisBloodPositive and negativeSurfacesRoleTreatmentCells
CoNS10
- Are coagulase-negative Staphylococcus (CoNS) species important? (cdc.gov)
- The book is divided into eight chapters, with a presentation of the genus Staphylococcus , current classification, general characteristics of these bacteria and the clinical significance of coagulase-negative staphylococci (CoNS), which are often classified as mere blood culture contaminants, but are the etiological agents most commonly associated with neonatal infections and peritonitis in patients undergoing peritoneal dialysis. (novapublishers.com)
- In the last decades, coagulase-negative staphylococci (CoNS), especially Staphylococcus epidermidis have become an important cause of bloodstream infections. (scielo.br)
- Coagulase-negative staphylococci (CoNS) are the most frequently identified species in a healthy eye. (unime.it)
- Background: Little published data are available on the epidemiology and significance of coagulase-negative staphylococci (CoNS) in blood culture isolates among critically ill adult patients. (edu.au)
- Background: There is a growing body of evidence on the potential involvement of coagulase-negative Staphylococci (CoNS) in causing urinary tract infections (UTIs). (st-andrews.ac.uk)
- Staphylococcus aureus is regarded as pathogenic with high morbidity and mortality while coagulase-negative staphylococci (CoNS) are often regarded as a contaminant and not a true cause of bacteremia despite its rising occurrence. (davidgessner.com)
- Coagulase-negative staphylococci (CoNS) are a type of staph bacteria that commonly live on a person's skin. (davidgessner.com)
- Coagulase-negative staphyloccoci (CoNS) are the most frequently isolated micro-organisms from infected cerebrospinal fluid (CSF) shunts and temporary ventricular drainage catheters, used in modern neurosurgery. (lu.se)
- Common bacteria included coagulase-negative staphylococci (CoNS), Bacillus spp. (asas.org)
Aureus19
- Coagulase-negative staphylococci are gram-positive, aerobic organisms distinguished from the closely related Staphylococcus aureus by the group's inability to form coagulase, an enzyme that promotes thrombus formation via the conversion of fibrinogen into fibrin [2]. (dermnetnz.org)
- A collection of 176 coagulase-negative aerobic cocci, from which Staphylococcus aureus had been excluded, was classified into staphylococci and micrococci by means of the test for anaerobic utilization of glucose. (bmj.com)
- The main coagulase-positive staphylococcus is Staphylococcus aureus, although not all strains of Staphylococcus aureus are coagulase positive. (wikipedia.org)
- To analyse the concentration of serum level in the voucher (one hour before the next administration of the drug dose) of vancomycin in newborns with Staphylococcus aureus infection or oxacillin-resistant coagulase-negative. (bvsalud.org)
- We selected 30 patients who had staphylococcus aureus and coagulase-negative sepsis and used vancomycin as a treatment. (bvsalud.org)
- Staphylococcus aureus and coagulase-negative staphylococci are the most common infections in both neonatal and paediatric intensive care units 1,2 and have a significant impact on patients' mortality and morbidity 3-5 . (bvsalud.org)
- A tube coagulase test using rabbit plasma with EDTA was then performed on Staphaurex-negative isolates from BAP with morphology consistent with S. aureus and Staphaurex-positive isolates with morphology inconsistent with S. aureus (non-hemolytic). (cdc.gov)
- Staphaurex-positive isolates and Staphaurex-negative tube coagulase-positive isolates were identified as S. aureus and saved for further testing. (cdc.gov)
- Findings showing that Staphylococcus aureus , non- lugdunensis coagulase negative staphylococci, corynebacteria , enterobacteriaceae , and Propionibacterium species were isolated from swabs and drainage, but rarely from biopsies, suggest these groups are probably present as contaminants of the HS. (medscape.com)
- The tube coagulase test is a valid means of identifying Staphylococcus aureus, provided that only a firm clot that does not move when the tube is tipped is considered a positive reaction. (davidgessner.com)
- This test is performed on Gram-positive, catalase positive species to identify the coagulase positive Staphylococcus aureus. (davidgessner.com)
- Coagulase is a virulence factor of S. aureus. (davidgessner.com)
- Coagulase testing is the single most reliable method for identifying Staphylococcus aureus[9]. (davidgessner.com)
- What is the difference between Staphylococcus aureus and coagulase negative staphylococci? (davidgessner.com)
- Gram-positive cocci, including coagulase-negative staphylococci, Staphylococcus aureus , Streptococcus pneumoniae and other Gram-positive cocci, accounted for 42.3% of isolates. (who.int)
- Les cocci à Gram positif, y compris les staphylocoques à coagulase négative, Staphylo- coccus aureus , Streptococcus pneumoniae et autres cocci à Gram positif représentaient 42,3 % des isolats. (who.int)
- 2 were positive with Staphylococcus aureus , 1 with coagulase-negative staphylococci, and 1 with Streptococcus pneumoniae . (hindawi.com)
- Dr Jonathan Thomas is a lecturer in the Department of Biology at the University of Bolton, whose research focuses on the population genetics of Gram-positive bacteria, in particular, coagulase-negative staphylococci, as well as Staphylococcus aureus and Streptococcus pneumoniae. (bolton.ac.uk)
- Among the isolates, Gram-positive bacteria were predominated (53.36 %) over Gram-negative bacteria (46.64 %) and Staphylococcus aureus was the most frequent isolate (37.6 %) followed by Pseudomonas aeruginosa (16 %), Escherichia coli (13.60 %), Klebsiella sp. (ijpsonline.com)
Species7
- As a result, the skin is physiologically colonised by a host of microorganisms , including at least 47 species of coagulase-negative staphylococci [1]. (dermnetnz.org)
- Below is a list of common coagulase-negative staphylococcal species and their preferred sites of colonisation. (dermnetnz.org)
- S. epidermidis, a coagulase-negative staphylococcus species, is a commensal of the skin, but can cause severe infections in immune-suppressed patients and those with central venous catheters. (wikipedia.org)
- S. saprophyticus, another coagulase-negative species that is part of the normal vaginal flora, is predominantly implicated in uncomplicated lower genitourinary tract infections in young sexually active women. (wikipedia.org)
- DoH Digital Library: Staphylococcus lugdunensis and coagulase-negative staphylococci species characterisation in a tropical climate. (nt.gov.au)
- Two species were identified in 4 of 34 PCR-positive samples and in 8 of 121 PCR-negative samples. (cdc.gov)
- Three New Coagulase-Negative, Novobiocin-Resistant Species from Animals. (wikimedia.org)
Tube coagulase test2
- Coagulase production can be detected using either the slide coagulase test (SCT) or the tube coagulase test (TCT). (davidgessner.com)
- The Tube Coagulase Test consists of putting approximately 1 ml of coagulase reagent (rabbit plasma) in a labeled test tube and incubating it at 34 to 37 degrees Celsius from 4 to 24 hours. (davidgessner.com)
Vancomycin1
- 1987. Emergence of vancomycin resistance in coagulase-negative staphylococci. (cdc.gov)
Bacteria13
- From the results obtained, it can be concluded that food is a source of coagulase-negative staphylococci capable of forming biofilm, which is referred to as clinically important virulent factor of these bacteria. (edu.pl)
- Which gram (+) positive bacteria are positive for the coagulase test? (davidgessner.com)
- Why is it important to distinguish between gram-positive and gram-negative bacteria? (davidgessner.com)
- The gram-positive bacteria retain the crystal violet colour and stain purple whereas the gram-negative bacteria lose crystal violet and stain red. (davidgessner.com)
- Gram-negative bacteria are more resistant to antibodies because their cell wall is impenetrable. (davidgessner.com)
- Gram positive bacteria have a thick peptidoglycan layer and no outer lipid membrane whilst Gram negative bacteria have a thin peptidoglycan layer and have an outer lipid membrane. (davidgessner.com)
- What bacteria is coagulase-negative? (davidgessner.com)
- What is the main difference between the cell wall of gram-positive and gram-negative bacteria? (davidgessner.com)
- Whereas the cell wall of gram-negative bacteria is consisting of thin layers of peptidoglycan. (davidgessner.com)
- Nitrofurantoin is a nitrofuran antimicrobial agent with activity against certain Gram-positive and Gram-negative bacteria. (nih.gov)
- Levofloxacin gave superior coverage against both Gram-positive and Gram-negative bacteria whereas most of the penicillins and cephalosporins were found to be ineffective against both Gram-positive and Gram-negative isolates. (ijpsonline.com)
- Klebsiella , Enterobacter , and Serratia Infections The gram-negative bacteria Klebsiella , Enterobacter , and Serratia are closely related normal intestinal flora that rarely cause disease in normal hosts. (msdmanuals.com)
- 8 negative bacteria. (who.int)
Isolates4
- Staphaurex-positive tube coagulase-negative isolates were discarded. (cdc.gov)
- Gram negative isolates showed high resistance rate of 73.1% to ampicillin and 65.4% to amoxicillin-clavulanic acid while Gram-positive isolates showed high resistant rate of 94.1% to penicillin. (who.int)
- The Gram-positive isolates showed high susceptibility rate of 100% while the Gram-negative isolates showed moderate susceptibility of 69.2% to nitrofurantoin. (who.int)
- Levofloxacin was revealed to be more active against all the Gram-negative isolates along with carbapenems, aminoglycosides (except Klebsiella sp. (ijpsonline.com)
Staphylocoques2
Escherichia2
- Escherichia coli Infections The gram-negative bacterium Escherichia coli is the most numerous aerobic commensal inhabitant of the large intestine. (msdmanuals.com)
- isolated from 144 patients), coagulase-negative staphylococci (122), Escherichia coli (107), Pseudomonas aeruginosa (92) and Klebsiella spp. (who.int)
Epidermidis4
- The S. epidermidis group of coagulase-negative staphylococci are of particular importance. (dermnetnz.org)
- Collectively, S. epidermidis and S. haemolyticus account for the majority of foreign body and premature neonatal infections due to coagulase-negative staphylococci [1]. (dermnetnz.org)
- Miliaria is not associated with non-EPS producing strains of S. epidermidis or another coagulase-negative staphylococcus, such as S. haemolyticus and S. hominis . (dermnetnz.org)
- Staphylococcus coagulase negativos (SCoN), especialmente Staphylococcus epidermidis tem se tornado causa importante de infecções da corrente circulatória nas últimas décadas. (scielo.br)
Biofilm production2
- The aim of the study was to analyze the biofilm production capacity of coagulase-negative staphylococci (CNS) isolated from ready-to-eat meat products including pork ham, chicken cold cuts, pork sausage, salami and pork luncheon meat, sliced in the store to the consumer's specifications, along with determination of occurrence of the adhesion genes determining the polysaccharide production (icaA and icaD) and collagen binding protein (cna). (edu.pl)
- OBJECTIVE: In this study, it was aimed to evaluate calf minced meat and chiken drumsticks samples purchased from different supermarkets in Ankara, Turkey for the presence of coagulase positive staphylococci (CPS) and coagulase negative staphylococci (CNS) and to determine their biofilm production and DNase activity. (turkhijyen.org)
Bacterial1
- Probable contamination - The blood culture from the recipient is negative or could not be done, but there is definite bacterial growth in the donor blood product. (medscape.com)
Staphylococcal1
- When selecting an antibiotic for coagulase-negative staphylococcal infections one should remember the high rate of beta lactamase activity and methicillin resistance. (omu.edu.tr)
Cocci1
- Streptococci are gram-positive, catalase-negative, coagulase-negative cocci that occur in pairs or chains. (nih.gov)
Atopic1
- Coagulase-negative staphylococci are implicated in the 'double-hit' phenomenon, a theory used to explain the cause of atopic dermatitis . (dermnetnz.org)
Infections4
- Coagulase-negative staphylococci (CNS) are the predominant cause of bovine intra-mammary infections. (gstsvs.ch)
- Multi-drug-resistant Gram- negative bacilli were an important complicating factor in wound infections associated with war injuries among injured patients in Libya. (who.int)
- Nous avons analysé les infections des plaies après un acte chirurgical chez 1200 patients blessés pendant le conflit libyen en 2011 et admis au service des urgences du centre médical de Tripoli. (who.int)
- Les bacilles à Gram-négatif multirésistants représentaient un facteur de complication important pour les infections de plaies associées à des blessures de guerre chez des patients blessés en Libye. (who.int)
Pathogens1
- Coagulase positive staphylococci are known human pathogens. (davidgessner.com)
Specimens3
- Until two decades ago, coagulase-negative staphylococci were commonly perceived as contaminants in clinical specimens. (dermnetnz.org)
- 75% of coagulase-negative staphylococci in all clinical specimens [2]. (dermnetnz.org)
- The relation between antibiotic resistance and slime productions of 74 coagulase-negative staphylococci that were isolated from clinical specimens, was evaluated. (omu.edu.tr)
Acinetobacter2
- 12.8 %), coagulase-negative Staphylococci (12.4 %), Acinetobacter sp. (ijpsonline.com)
- 86). Un haut niveau de résistance aux antibiotiques testés a été observé, en particulier pour Acinetobacter spp. (who.int)
Positive6
- What is a positive coagulase test? (davidgessner.com)
- The widely promulgated interpretation that all degrees of clotting in coagulase plasma are a positive identification of S. (davidgessner.com)
- What is Staphylococcus coagulase positive? (davidgessner.com)
- What are three differences between gram-positive and gram-negative cells? (davidgessner.com)
- S. pyogenes is a gram-positive, catalase-negative, oxidase negative, β-hemolytic streptococci. (nih.gov)
- Anti-HBc positive, HBsAg negative, and anti-HBs negative. (cdc.gov)
Skin1
- Coagulase-negative staphylococci are an important part of normal skin microbiota , and they also colonise mucous membranes in adults and children from a few weeks of age [1]. (dermnetnz.org)
Test2
- Absorbed antisera prepared against heat-killed suspensions of a coagulase-negative staphylococcus and of a micrococcus were used in a slide-agglutination test. (bmj.com)
- What reagent is used for coagulase test? (davidgessner.com)
Formation1
- Coagulase-negative staphylococci can colonize the surface of catheters and produce an extracellular polysaccharide that leads to the formation of biofilms which potentiate their pathogenicity. (novapublishers.com)
Staphylococci31
- Coagulase-negative staphylococci (CoNS) are a type of staph bacteria that commonly live on a person's skin. (healthline.com)
- 1987. Emergence of vancomycin resistance in coagulase-negative staphylococci. (cdc.gov)
- The definition of the heterogeneous group of coagulase-negative staphylococci (CoNS) is still based on diagnostic procedures that fulfill the clinical need to differentiate between Staphylococcus aureus and those staphylococci classified historically as being less or nonpathogenic. (nih.gov)
- Coagulase-negative staphylococci (CoNS) are a major cause of nosocomial blood stream infection, especially in critically ill and haematology patients. (biomedcentral.com)
- Coagulase-negative staphylococci (CoNS) are normal commensals of the skin, anterior nares, and ear canals of humans. (biomedcentral.com)
- Organism-specific therapeutic regimens for septic arthritis (SA) of prosthetic joints, or periprosthetic joint infection (PJI), are provided below, including those for methicillin-sensitive Staphylococcus aureus (MSSA), methicillin-resistant S aureus (MRSA), coagulase-negative staphylococci (CoNS), penicillin-sensitive and penicillin-resistant Streptococcus pneumoniae,[1] gram-negative rods, and Pseudomonas aeruginosa. (medscape.com)
- Adhesion of coagulasef-negative staphylococci (CNS) was studied onto a homologous series of methacrylate polymers and copolymers. (utwente.nl)
- Numerous coagulase-negative staphylococci appear commonly on human skin, of these species, Staphylococcus epidermidis and S. hominis are the most abundant. (innspub.net)
- In contrast to S. aureus , the coagulase-negative Staphylococci (CoNS) have been the subject of considerably less investigation, Normal commensals, however, CoNS species 15 are capable of causing infectious keratitis, sepsis of patients in neonatal intensive care units, and are now being recognized as a cause of gastroenteritis This study showed that, Staphylococcus coagulase negative bacteria were pathogen associated with community acquired and nosocomial infections. (innspub.net)
- Thirty-four percent of the isolates were confirmed as Enterococcus , 32% were identified as coagulase-negative staphylococci, and 33% were identified as viridans group streptococci. (nih.gov)
- In conclusion, high-level multidrug-resistant Enterococcus , coagulase-negative staphylococci, and viridans group streptococci were detected in the air of a concentrated swine feeding operation. (nih.gov)
- Peritonitis is the most important complication of peritoneal dialysis (PD) and coagulase-negative staphylococci (CNS) are a frequent cause of dialysis-related infections. (biomedcentral.com)
- Coagulase-negative staphylococci caused 53% of the CLABSIs. (nih.gov)
- Gram-positive cocci, including coagulase-negative staphylococci, Staphylococcus aureus , Streptococcus pneumoniae and other Gram-positive cocci, accounted for 42.3% of isolates. (who.int)
- All blood cultures cluding coagulase-negative staphylococci, are incubated at 35 °C for at least 2 weeks. (who.int)
- Their mosaic structure and similarity across coagulase-negative staphylococci and Staphylococcus aureus suggest the possible exchange of these elements. (muni.cz)
- The assay can distinguish coagulase-negative Staphylococci from pathogenic Staphylococci, the company said. (genomeweb.com)
- A total of nineteen Staphylococcus references, nine of which are Staphylococcus aureus and ten coagulase-negative Staphylococci (CNS), were characterized by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE). (tubitak.gov.tr)
- 8. [Infective endocarditis caused by coagulase-negative staphylococci: a review of 19 cases]. (nih.gov)
- 17. The pitfall of coagulase-negative staphylococci: a case of Staphylococcus lugdunensis endocarditis. (nih.gov)
- Staphylococcus lugdunensis , member to the group of coagulase-negative staphylococci, is previously thought to be rarely isolated. (hindawi.com)
- The latter group has often been classified as nosocomial meningitis because a different spectrum of microorganisms (ie, resistant gram-negative bacilli and staphylococci) is the more likely the etiologic agents, and different pathogenic mechanisms are associated with the development of this disease. (idsociety.org)
- The Pathogen Molecular Genetics section investigates physiology and host interaction of Gram-positive pathogens with a focus on Staphylococcus aureus and coagulase-negative staphylococci. (nih.gov)
- Gordon is interested in the molecular mechanisms underlying the pathogenic success of S. aureus and coagulase-negative staphylococci. (nih.gov)
- Higher prevalence of coagulase-negative staphylococci carriage among reclaimed water spray irrigators. (cdc.gov)
- Cardiovascular infections are primarily caused by coagulase positive and negative staphylococci and by other antimicrobial-drug resistant pathogens. (nih.gov)
- Two coagulase-negative staphylococci emerging as potential zoonotic pathogens: wolves in sheep's clothing? (nih.gov)
- Analysing 101 cases of nosocomial meningitis due to staphylococci other than S. aureus within last 15 years, coagulase negative staphylo. (nel.edu)
- Coagulase-negative staphylococci are pathogens whom also play a distinct role in the presentation of osteomyelitis. (ukessays.com)
- Compared to methicillin-resistant Staphylococcus aureus (MRSA) transmission, less is known regarding the epidemiology of methicillin-resistant coagulase-negative staphylococci (MR-CoNS) in health care facilities. (jcdr.net)
- Specimens of oropharyngeal aspirate, dental plaque, bronchoalveolar lavage and blood cultured 1 or more pathogens in around 80% of patients, predominately Staphylococcus aureus, followed by coagulase-negative staphylococci, Streptococcus pneumoniae and Klebsiella pneumoniae. (who.int)
Methicillin-resistant1
- Vancomycin is used with other antibiotics when treating methicillin-resistant coagulase-negative staphylococcal prosthetic valve endocarditis or enterococcal endocarditis. (msdmanuals.com)
Streptococcus1
- The pleural fluid cultures demonstrated light growth of coagulase-negative staphylococcus and viridans streptococcus, and very light growth of Candida albicans. (nih.gov)
Susceptibility1
- Aggregate susceptibility of gram-negative organisms. (ajtmh.org)
Staphylococcal species1
Organisms3
- Percent of gram-negative antimicrobial-resistant organisms by year. (ajtmh.org)
- This is expressed as a percentage of the number of antimicrobial-resistant gram-negative organisms divided by the total number of gram-negative organisms isolated. (ajtmh.org)
- Other common gram negative organisms include Kleibsiella, Proteus, Enterobacter and occasionally Pseudomonas. (hindawi.com)
Endocarditis3
- 1. Staphylococcus lugdunensis: a rare but destructive cause of coagulase-negative staphylococcus infective endocarditis. (nih.gov)
- 6. Unusually virulent coagulase-negative Staphylococcus lugdunensis is frequently associated with infective endocarditis: a Waikato series of patients. (nih.gov)
- 11. Coagulase-negative Staphylococcus endocarditis: Staphylococcus lugdunensis. (nih.gov)
Blood1
- Coagulase is an enzyme needed to make blood clot. (healthline.com)
Positive and negative2
Surfaces1
- The bacterial adhesion rates onto the positively charged surfaces are diffusion-controlled, whereas those onto the surfaces with a negative zeta-potential are more surface-reaction-controlled due to the presence of a potential energy barrier. (utwente.nl)
Role1
- The aim of these experiments was to investigate the effects of S1P on the intracellular calcium concentration, [Ca²⁺]i, in HSV cells, utilizing dominant-negative (DN)-TRPC5 transfected cells to establish the role played by TRPC5 in this response. (researchgate.net)
Treatment1
- A three-day course of albendazole (400 mg daily) was given for treatment of both Strongyloides and hookworm, after which time stool examinations were negative for the parasites. (ispub.com)
Cells1
- Cytology was negative for malignant cells. (nih.gov)