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Aureus producesChromogenesEpidermidisCatalase positiveIsolatesColoniesCoagulaseSpeciesStrainsZoonoticLactosePathogenGenusResistanceIdentificationIncludeMethodsSelectionAureusFacultatively anaerobicFelisPathogenic bacteriaBacteremiaClosely relatedPathogensATCCSusceptibilityAntibioticHemolysisCommonlyOrganismsInfectionResistanceViableResistantFamilyBloodFoundNegativeAgent

Aureus produces1

• These exotoxins are similar to the exfoliative toxin (ETA, ETB, ETD) that Staphylococcus aureus produces. (wikipedia.org)

Chromogenes1

• The similar bacterium Staphylococcus chromogenes was considered a subspecies of S. hyicus until it was elevated to its own species in 1986. (wikipedia.org)

Epidermidis2

• 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)
• Staphylococcus epidermidis does not. (biocheminsider.com)

Catalase positive2

• S. hyicus is catalase positive and oxidase negative. (wikipedia.org)
• The coagulase test is useful for differentiating potentially pathogenic Staphylococci such as Staphylococcus aureus from other Gram positive, catalase-positive cocci. (biocheminsider.com)

Isolates1

• In the laboratory, it is used to distinguish between different types of Staphylococcus isolates. (biocheminsider.com)

Colonies2

• On blood agar, S. hyicus colonies are medium in size (1 to 3 mm in diameter) and appear white, opaque, convex, and circular. (wikipedia.org)
• S. hyicus colonies normally do not show hemolysis on blood agar however they do show a characteristic small zone of hemolysis on chocolate agar. (wikipedia.org)

Coagulase4

• Staphylococcus aureus is known to produce coagulase, which can clot plama into gel in tube or agglutinate cocci in slide. (biocheminsider.com)
• This test is useful in differentiating S.aureus from other coagulase-negative staphylococci. (biocheminsider.com)
• Coagulase is tightly bound to the surface of the bacterium S. aureus and can coat its surface with fibrin upon contact with blood. (biocheminsider.com)
• 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)

Species4

• It occasionally lives on domestic animals, although these are usually colonized by other species of staphylococci. (frontiersin.org)
• The study aimed to investigate the Staphylococcus species from dogs with chronic otitis externa in Istanbul and to determine their antibiotic susceptibility patterns. (macvetrev.mk)
• Species distribution and antimicrobial susceptibility of staphylococci isolated from canine otitis externa. (macvetrev.mk)
• All three species are positive for maltose in tube fermentation, but on agar plates, where the conditions are more aerobic, S. pseudintermedius and S. intermedius are negative (or possibly weakly positive). (vetbact.org)

Strains2

• Division of S. hyicus into virulent and avirulent strains is based on the production of an exfoliative toxin (virulence factor), which produces the clinical presentation of exudative epidermitis, as these toxins specifically target the stratum granulosum and stratum spinosum. (wikipedia.org)
• S. hyicus exfoliative toxin (SHET) producing strains are further divided into plasmid carrying (SHETB) and plasmidless (SHETA). (wikipedia.org)

Zoonotic1

• S. hyicus is generally considered to not be zoonotic, however it has been shown to be able to cause bacteremia and sepsis in humans. (wikipedia.org)

Lactose1

• Purple agar with lactose for S. pseudintermedius and Pseudomonas aeruginosa . (vetbact.org)

Pathogen2

• S. hyicus is a known animal pathogen. (wikipedia.org)
• Staphylococcus aureus is a typical human pathogen. (frontiersin.org)

Genus4

• Staphylococcus hyicus is a Gram-positive, facultatively anaerobic bacterium in the genus Staphylococcus. (wikipedia.org)
• Based on phenotypic similarities, M. hyicus was moved to the Staphylococcus genus in 1965. (wikipedia.org)
• Staphylococcus hyicus, like other members of the Staphylococcus genus, is a gram-positive coccus that forms clusters. (wikipedia.org)
• Differentiation of S. hyicus from other members of the genus can be done based on the sequence of its 16S rRNA gene or thermonuclease (nuc) gene. (wikipedia.org)

Resistance1

• Antimicrobial resistance patterns of bacteria isolated from dogs with otitis. (macvetrev.mk)

Identification3

• The identification of S. hyicus and differentiation from similar organisms may require extensive biochemical testing. (wikipedia.org)
• Identification and antimicrobial susceptibility of bacteria and yeasts isolated from healthy dogs and dogs with otitis externa. (macvetrev.mk)
• Identification and antimicrobial susceptibility patterns of bacteria causing otitis externa in dogs. (macvetrev.mk)

Include1

• Other bacteria closely related to S. hyicus include S. schleiferi, S. intermedius, S. pseudintermedius, and S. felis. (wikipedia.org)

Methods1

• This variability can make it difficult to tell apart from similar bacteria such as Staphlococcus agnetis without PCR based methods or genotyping. (wikipedia.org)

Selection1

• In conclusion, the early detection and antimicrobial sensitivity testing of Staphylococcus spp in dog otitis externa cases that do not respond to empiric therapy could be beneficial for appropriate antibiotic selection and treatment thus preventing MDR. (macvetrev.mk)

Aureus2

• These exotoxins are similar to the exfoliative toxin (ETA, ETB, ETD) that Staphylococcus aureus produces. (wikipedia.org)
• A protein present in the cell wall of most Staphylococcus aureus strains. (lookformedical.com)

Facultatively anaerobic2

• Staphylococcus hyicus is a Gram-positive, facultatively anaerobic bacterium in the genus Staphylococcus. (wikipedia.org)
• A genus of gram-positive, facultatively anaerobic, coccoid bacteria. (lookformedical.com)

Felis1

• Other bacteria closely related to S. hyicus include S. schleiferi, S. intermedius, S. pseudintermedius, and S. felis. (wikipedia.org)

Pathogenic bacteria2

• Potentially pathogenic bacteria found in nasal membranes, skin, hair follicles, and perineum of warm-blooded animals. (lookformedical.com)
• Blood agar test was performed for identification of different pathogenic bacteria. (bvsalud.org)

Bacteremia2

• S. hyicus is generally considered to not be zoonotic, however it has been shown to be able to cause bacteremia and sepsis in humans. (wikipedia.org)
• is responsible for Bacteremia, Staphylococcus spp. (bvsalud.org)

Closely related1

• The 16S rRNA gene and core-genome-based phylogenetic analyses showed that strain SQ9-PEAT was closely related to Streptococcus hyointestinalis, strain SQ8-PEAT to Staphylococcus pettenkoferi and Staphylococcus argensis, and strain GRT3T to Staphylococcus rostri, Staphylococcus muscae and Staphylococcus microti. (bvsalud.org)

Pathogens1

• Staphylococcus species are opportunistic pathogens that can be found on human and animal skin, on the mucous membranes of the upper respiratory tract and lower urogenital tract, and in the digestive tract. (macvetrev.mk)

ATCC1

• The complete genome (2,472,129 base pairs) of S. hyicus ATCC 11249T was also sequenced and annotated in 2015. (wikipedia.org)

Susceptibility1

• Otitis externa in dogs: Distribution and antimicrobial susceptibility patterns of Staphylococcus spp. (macvetrev.mk)

Antibiotic3

• An antibiotic similar to FLUCLOXACILLIN used in resistant staphylococci infections. (lookformedical.com)
• In conclusion, the early detection and antimicrobial sensitivity testing of Staphylococcus spp in dog otitis externa cases that do not respond to empiric therapy could be beneficial for appropriate antibiotic selection and treatment thus preventing MDR. (macvetrev.mk)
• Antibiotic resistance test was also performed to observe the resistance of bacteria against different antibiotics. (bvsalud.org)

Hemolysis1

• S. hyicus colonies normally do not show hemolysis on blood agar however they do show a characteristic small zone of hemolysis on chocolate agar. (wikipedia.org)

Commonly1

• Staphylococcus hyicus commonly infects pig herds worldwide due to its global distribution. (wikipedia.org)

Organisms1

• The identification of S. hyicus and differentiation from similar organisms may require extensive biochemical testing. (wikipedia.org)

Infection2

• Infection with S. hyicus can be prevented with an autogenous vaccine. (wikipedia.org)
• The persistent factors (bacteria, yeasts, otitis media and progressive pathological changes) are responsible for the exacerbation of the infection ( 2, 3, 4 ). (macvetrev.mk)

Resistance1

• Antimicrobial resistance in bacteria is defined as the ability of the agent to resist the bactericidal and bacteriostatic effects of an antimicrobial agent. (macvetrev.mk)

Viable2

• The bacterium is quite resistant and can remain viable in the environment for long periods of time without drying out. (wikipedia.org)
• The presence of viable bacteria circulating in the blood. (lookformedical.com)

Resistant1

• Staphylococcus hyicus has frequently been reported to be resistant to a range of antimicrobial agents. (wikipedia.org)

Family1

• A family of bacteria ranging from free living and saprophytic to parasitic and pathogenic forms. (lookformedical.com)

Blood1

• On blood agar, S. hyicus colonies are medium in size (1 to 3 mm in diameter) and appear white, opaque, convex, and circular. (wikipedia.org)

Found1

• Natural populations of Staphylococcus are found on the skin and mucous membranes of warm-blooded animals. (lookformedical.com)

Negative1

• S. hyicus is catalase positive and oxidase negative. (wikipedia.org)

Agent1

• The first known description of exudative epidermitis in pigs was in 1842 and the causative agent was later identified as Micrococcus hyicus in 1953. (wikipedia.org)