• The coagulase test has traditionally been used to differentiate Staphylococcus aureus from coagulase-negative staphylococci. (wikipedia.org)
  • List of coagulase-positive staphylococci: Staphylococcus aureus subsp. (wikipedia.org)
  • 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)
  • Staphylococcus coagulase negativos (SCoN), especialmente Staphylococcus epidermidis tem se tornado causa importante de infecções da corrente circulatória nas últimas décadas. (scielo.br)
  • Coagulase-negative staphylococci were the most frequent microorganisms in both groups but occurred 1.57 times more frequently in CB (64.1%/40.6%) ( p = 0.004), while Staphylococcus aureus (23. (biomedcentral.com)
  • According to various published studies, the microorganisms that most frequently cause infections related to intravascular devices are coagulase-negative staphylococci and Staphylococcus aureus (2/ 3 of all infections), Gram-negative bacilli (20%), and yeasts [ 9 ]. (biomedcentral.com)
  • Distribution of coagulase positive, phage typable Staphylococcus aureus strains and predominant microbial types in throat, nasal, skin and aerosol smaples were determined. (dtic.mil)
  • Gram-positive cocci, including coagulase-negative staphylococci, Staphylococcus aureus , Streptococcus pneumoniae and other Gram-positive cocci, accounted for 42.3% of isolates. (who.int)
  • 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)
  • Staphylococcus aureus is known to produce coagulase, which can clot plama into gel in tube or agglutinate cocci in slide. (biocheminsider.com)
  • In the demo, the coagulase plasma has been inoculated with Staphylococcus aureus and Staphylococcus epidermidis and allowed to incubate at 37˚C for 24 hours. (biocheminsider.com)
  • The coagulase test is useful for differentiating potentially pathogenic Staphylococci such as Staphylococcus aureus from other Gram positive, catalase-positive cocci. (biocheminsider.com)
  • Sixty-five microorganisms were isolated, among which 56.9% were coagulase-negative Staphylococcus, 26.2% were Gram-negative bacilli, 7.7% were Enterococcus faecalis, and 6.2% were Candida parapsilosis. (bvsalud.org)
  • Staphylococcus epidermidis belongs to the group of coagulase-negative staphylococci and is a major constituent of the human skin flora [ 1 ]. (biomedcentral.com)
  • Unfortunately, the list of examples distracted stakeholders from the concept of evaluating all recovered microorganisms and coagulase positive staphylococcus, gram negative rods, yeast, and mold became the enemies of the sterile compounding organization. (puremicrobiology.com)
  • You must remember that this is a list of very generic categories of microorganisms, except for the coagulase positive staphylococcus, which is very specific. (puremicrobiology.com)
  • Methicillin-resistant Staphylococcus aureus (MRSA) an important microorganism: determination of its prevalence and evaluation of its associated factors in hospitalized dermatologic patients', Iranian Journal of Dermatology , 17(2), pp. 54-58. (iranjd.ir)
  • Those microorganisms that are potential indicators of contamination in a dental environment include Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus mutans, Streptococcus mitis, Streptococcus salivarius, Corynebacterium diphtheriae, Bacteroides fragilis and Peptoestreptococus. (bvsalud.org)
  • Pseudomonas aeruginosa, Proteus species (indole-positive and indole-negative), Escherichia coli, Klebsiella-Enterobacter-Serratia species, Citrobacter species, and Staphylococcus species (coagulase-positive and coagulase-negative). (eurocareproducts.com)
  • Coagulase-negative Staphylococcus was the most common microorganism isolated, and its identification was more frequent in patients with retinopathy than in those without diabetic retinopathy.Conclusion: Diabetic patients have a significantly higher number of positive conjunctival cultures. (unifesp.br)
  • the presence of diabetic retinopathy was correlated with an increase in positive cultures and a higher proportion of coagulase-negative Staphylococcus. (unifesp.br)
  • However, Staphylococcus epidermidis does not have the ability to ferment mannitol, because it lacks the enzyme coagulase. (chezbebeny.com)
  • This increase poses several problems, including a) the lack of available antimicrobials for therapy of infections caused by VRE, because most VRE are also resistant to multiple other drugs (e.g., aminoglycosides and ampicillin) previously used for the treatment of infections due to these organisms, and b) the possibility that the vancomycin resistance genes present in VRE may be transferred to other gram-positive microorganisms such as Staphylococcus aureus. (cdc.gov)
  • Importantly, S. aureus is generally coagulase-positive, meaning that a positive coagulase test would indicate the presence of S. aureus or any of the other 11 coagulase-positive Staphylococci. (wikipedia.org)
  • Whereas coagulase-positive Staphylococci are usually pathogenic, coagulase-negative Staphylococci are more often associated with opportunistic infection. (wikipedia.org)
  • List of coagulase-negative staphylococci of clinical significance: S. saprophyticus, S.cohnii subsp. (wikipedia.org)
  • 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)
  • This study identifies the Escherichia coli, the group of Coagulase-negative Staphylococci and the Pseudomonas aeruginosa as the main microorganisms to prevent. (nih.gov)
  • In Vitro Data: In vitro studies have demonstrated tobramycin is active against susceptible strains of the following microorganisms: Staphylococci, including S. a ureus and S. epidermidis (coagulase-positive and coagulase-negative), including penicillin-resistant strains. (nih.gov)
  • Short-duration catheters can be colonised by any of the microorganisms discussed above, while in most long-duration catheters, the prevalence of colonisation by coagulase-negative staphylococci, especially S. epidermidis , is above 90% [ 5 , 9 ]. (biomedcentral.com)
  • Coagulase-negative staphylococci are pathogens whom also play a distinct role in the presentation of osteomyelitis. (ukessays.com)
  • A total of 92,097 isolates were obtained, 44.5% of them were coagulase-negative staphylococci. (seq.es)
  • 3% to 5%) can reliably reduce the risk for invasive gram-negative bacillary infection, and, if supplemented by gram-positive agents such as rifampin, penicillin, or macrolides, can reduce the risk of developing invasive infections caused by gram-positive microorganisms, including Viridans streptococci and coagulase-negative staphylococci. (jnccn.org)
  • All blood cultures cluding coagulase-negative staphylococci, are incubated at 35 °C for at least 2 weeks. (who.int)
  • Exhibiting potent inhibitory activity against Gram-positive bacteria including Haemophilus influenza and Coagulase negative staphylococci and resistant bacteria including vancomycin-resistant enterococci (VRE), the pharmaceutical composition is useful as an antibiotic (wherein, R is as defined in the specification). (justia.com)
  • and coagulase positive staphylococci bacteria, chitosan coating did not show any bactericidal or bacteriostatic effect on other microorganisms studied. (ufc.br)
  • Escherichia coli, coagulase-positive staphylococci and Salmonel a spp. (bvsalud.org)
  • Two (4.2%) samples exceeded the counting limits of coliforms at 45 °C (one of mussel and one of crab meat), and nine (18.75%) samples (five of clams and four of crab meat) exceeded the limits for coagulase-positive staphylococci. (bvsalud.org)
  • It is generally agreed that microbiota of the fermented sausages is mainly constituted of lactic acid bacteria and coagulase-negative staphylococci. (agrojournal.org)
  • and coagulase-positive staphylococci were identified by phenotypic tests, C. dubliniensis, by multiplex PCR, and coagulase-negative staphylococci, Enterobacteriaceae and Pseudomonas spp. (unesp.br)
  • This test is useful in differentiating S.aureus from other coagulase-negative staphylococci. (biocheminsider.com)
  • Normal ocular organisms include coagulase-negative Staphylococci, Corynebacterium species, Micrococcus species, Bacillus species and Propionibacterium species. (reviewofcontactlenses.com)
  • Such as coagulase-negative staphylococci, coryneform bacteria, propionic acid bacteria, Acinetobacter and the like. (doctorcleanhygiene.com)
  • He found that if a patient did not respond to the Cholestyramine as he expected, one of the things he needed to rule out was these coagulase-negative staph bacteria. (youarethehealer.org)
  • The coagulase slide test is used to identify the presence of bound coagulase or clumping factor, which is attached to the cell walls of the bacteria. (biocheminsider.com)
  • S. aureuswas identified using gram staining, catalase, and coagulase tests.The disk diffusion method was used for testing the sensitivityof different bacteria to antibiotics. (iranjd.ir)
  • Finally, Pseudomonas aeruginosa was the fifth microorganism more frequently solated. (seq.es)
  • Gentamicin Injection is indicated in the treatment of serious infections caused by susceptible strains of the following microorganisms. (eurocareproducts.com)
  • 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)
  • The objective of the present study was to assess the effect of a correct 3-step hand hygiene technique on reducing of potentially pathogenic microorganisms on hands related to the WHO five moments for hand hygiene. (bvsalud.org)
  • There was no presence of potentially pathogenic microorganisms on the nursing professional's hands who performed the correct three-step technique. (bvsalud.org)
  • The results indicated the presence of potentially pathogenic microorganisms at moments in which hand hygiene was mandatory but was not executed or was executed incorrectly. (bvsalud.org)
  • Silver phosphate and its composites have been attracting extensive interest as photocatalysts potentially effective against pathogenic microorganisms. (bvsalud.org)
  • The chapter went further and provided examples of the types of microorganisms that could be pathogenic. (puremicrobiology.com)
  • But if you look at gram negative rods, yeast, and mold, those categories contain thousands of microorganisms, some more pathogenic/virulent than others. (puremicrobiology.com)
  • This is why you'll hear that any microorganism can be pathogenic given the right circumstances, like route of administration, time/temperature of CSP storage, and microorganism health. (puremicrobiology.com)
  • A negative coagulase test would instead show the presence of coagulase-negative organisms such as S. epidermidis or S. saprophyticus. (wikipedia.org)
  • These data indicated the heterogeneity of the CoNS isolates, suggesting that horizontal dissemination of these microorganisms in the investigated hospital was not frequent. (scielo.br)
  • 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)
  • In Mexico there are not national statistics to identify the main microorganisms that cause a nosocomial infection. (nih.gov)
  • For this reason, the population studies about the etiology of bacteremia are a key factor to improve the selection of the empirical treatment, because they describe the main microorganisms associated to this pathology in each area, and this data could facilitate the selection of correct antibiotic therapy. (seq.es)
  • However, it is now known that not all S. aureus are coagulase-positive. (wikipedia.org)
  • Coagulase is tightly bound to the surface of the bacterium S. aureus and can coat its surface with fibrin upon contact with blood. (wikipedia.org)
  • S.aureus produces two forms of coagulase (i.e., bound coagulase and free coagulase). (wikipedia.org)
  • The free coagulase secreted by S.aureus reacts with coagulase reacting factor (CRF) in plasma to form a complex, which is thrombin. (biocheminsider.com)
  • The vanA gene, which is frequently plasmid-borne and confers high-level resistance to vancomycin, can be transferred in vitro from enterococci to a variety of gram-positive microorganisms,[18,19] including S. aureus[20]. (cdc.gov)
  • Another extremely important topic which is discussed is the resistance of these microorganisms to antimicrobial agents. (novapublishers.com)
  • No significant differences in the prevalence of other microorganisms were observed. (unesp.br)
  • The control Microbiology Laboratory, located in the Department of of microorganism growth aims to obtain healthier food Food Science and Technology of the Federal University of products, resulting on the elimination or reduction of Santa Catarina in isothermal boxes containing ice. (bvsalud.org)
  • Some commercially available kits contain a battery of individual tests that may be done simultaneously using a single inoculum of a microorganism and may be useful for a wider range of organisms. (msdmanuals.com)
  • Coagulase is a protein enzyme produced by several microorganisms that enables the conversion of fibrinogen to fibrin. (wikipedia.org)
  • The prevention and control of the nosocomial infections involve the knowledge of the most frequent type of microorganism isolated. (nih.gov)
  • The most frequent and relevant microorganisms were reported. (nih.gov)
  • e das bactérias Estafilococos coagulase positiva, o revestimento de quitosana não surtiu efeito bacteriostático ou bactericida nos demais micro-organismos estudados. (ufc.br)
  • 18,75%) amostras, cinco de berbigão e quatro de carne de siri, ultrapassaram os limites estabelecidos para estafilococos coagulase positiva. (bvsalud.org)
  • Bacterial susceptibility studies demonstrate that in some cases, microorganisms resistant to gentamicin retain susceptibility to tobramycin. (nih.gov)
  • This increase poses important problems, including a) the lack of available antimicrobial therapy for VRE infections, because most VRE are also resistant to drugs previously used to treat such infections (e.g., aminoglycosides and ampicillin), and b) the possibility that the vancomycin-resistant genes present in VRE can be transferred to other gram-positive microorganisms (e.g. (cdc.gov)
  • We are looking for the presence of unusual multiple antibiotic resistant coagulase negative staph germs that are uncommonly found in anyone except those with low MSH. (youarethehealer.org)
  • Antimicrobial resistant microorganisms are found in people, animals and the environment and can spread globally. (who.int)
  • were the second microorganisms more frequently isolated. (seq.es)
  • However, recent reports of outbreaks and endemic infections caused by enterococci, including VRE, have indicated that patient-to-patient transmission of the microorganisms can occur either through direct contact or through indirect contact via a) the hands of personnel or b) contaminated patient-care equipment or environmental surfaces. (cdc.gov)
  • Vancomycin resistance in enterococci has coincided with the increasing incidence of high-level enterococcal resistance to penicillin and aminoglycosides, thus presenting a challenge for physicians who treat patients who have infections caused by these microorganisms (1,4). (cdc.gov)
  • Because enterococci are part of the normal flora of the gastrointestinal and female genital tracts, most infections with these microorganisms have been attributed to the patient's endogenous flora (15). (cdc.gov)
  • Furthermore, the infection can lead to sensitive neutrophils, congested blood vessels, and microorganisms which is the basis for acute osteomyelitis. (ukessays.com)
  • Hypochlorous acid is a naturally occurring chemical released by neutrophils to kill microorganisms and neutralize toxins released from pathogens and inflammatory mediators. (reviewofcontactlenses.com)
  • Yes, looking up microorganisms online can give you an idea of the source of the contamination, but do not rely on Google to define pathogenicity for you. (puremicrobiology.com)
  • The most common microorganisms were Acinetobacter spp. (who.int)
  • and hopefully that is all of you reading this), the term is used to describe microorganisms that need to be "immediately remedied" if they are recovered on viable air or surface samples, because of their risk to patient safety. (puremicrobiology.com)
  • Usually, the first antibiotic treatment for this pathology must be empirical, without microbiology data about the microorganism involved. (seq.es)
  • Specific pathogens have unique proteins, and the relative mass and abundance of each protein can sometimes be used to identify a microorganism. (msdmanuals.com)
  • This causes the cells to agglutinate, or clump together, which creates the "lumpy" look of a positive coagulase slide test. (biocheminsider.com)
  • Nucleic Acid-Based Identification Methods for Infectious Disease Nucleic acid-based methods detect organism-specific DNA or RNA sequences extracted from the microorganism. (msdmanuals.com)
  • These microorganisms create compounds that can affect genetic expression by turning on certain genes. (youarethehealer.org)
  • Fermentation of different sausages can, also, involve other microorganisms as yeasts and moulds. (agrojournal.org)
  • Quantitative counts of the aerobic microorganisms present in the circulating atmosphere as well as those present on the skin of the subjects were established. (dtic.mil)
  • Studies were initiated to determine the numbers, distribution, and types of microorganisms encountered under conditions of a sealed environment for extended periods of time, such as would occur during space explorations. (dtic.mil)
  • You want to have a multidisciplinary team in place that includes a pharmaceutical microbiologist and infection preventionists to assist you in the true risk of the recovered microorganism. (puremicrobiology.com)
  • The 3-step hand hygiene technique proved to be effective when correctly performed since there were no microorganism growth. (bvsalud.org)