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81 Cards in this Set
- Front
- Back
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Staphylococcus surface VF
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teichoic acids, fibronectin-binding, collagen-binding, fibrinogen-binding, capsule, protein A, coagulase
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Staphylococcus secreted VF
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DNase, lipase, protease, hyaluronidase, catalase, hemolysins/toxins alpha, beta, gamma, delta, enterotoxins A-E, exfoliative toxins
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Staphylococcus aureus
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ALL: septicemia, suppurative conditions
Lamb Tick pyemia, Broiler infection, Bovine mastitis, Equine botryomycosis, Equine pyoderma, canine pyoderma or otitis externa |
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Staphylococcus pseudintermedius
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Canine otitis externa (coagulase pos)
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Staphylococcus schleiferis subsp coagulon
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canine: recurrent infections (rare)
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Staphylococcus hyicus
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Porcine exudative epidermitis (greasy pig syndrome)
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Streptococcus surface VF
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lipoteichoic acids, fibronectin-binding protein, capsule, M protein (Factor H), C5 peptidase
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Streptococcus secreted VF
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IgA protease, DNase, lipase, hyaluronidase, streptolysin O, Pyogenic exotoxins
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Streptococcus canis
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(G) canine/feline infections: septicemia, pneumonia, pyoderm, omphalophlebitis
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Streptococcus equi
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(C) Equine strangles
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Strep. zooepidemicus
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(C) Equine pneumonia
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Streptococcus suis
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(D) Porcine septicemia (septicemia, encephalitis, meningitis, endocarditis, arthritis)
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Streptococcus pyogenes
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(A) human strep throat
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Streptococcus agalactiae
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(B) bovine mastitis (chronic; habitat: milk duct)
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Streptococcus dysgalactiae ssp dysgalactiae
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(C) bovine mastitis (acute; habitat: milk duct)
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Streptococcus dysgalactiae ssp equisimilis
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(C) equine, other abscesses
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Enterococcus (diseases)
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UTI, opportunistic infections
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Actinomyces bovis
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Bovine actinomycosis (lumpy jaw)
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Actinomyces viscosus
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canine/feline diseases: subcutaneous, pyothorax, pneumonia, abdominal
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Actinomyces canis
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canine disease: subQ, pyothorax, pneumonia, abdominal
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Actinomyces suis
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Swine actinomycosis: mammary glands, ventral subQ
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Actinomyces suis (Actinobaculum)
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sow cystitis, pyelonephritis
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Arcanobacterium pyogenes
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Bovine liver abscess, suppurative pneumonia, suppurative mastitis
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Corynebacterium renale (C. renale, C. pilosum, C. cystitis)
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Bovine cystitis and pyelonephritis
Caprine/ovine posthitis |
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Corynebacterium pseudotuberculosis
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Caprine/ovine caseous lymphadenitis (CLA), lung abscess
Equine/bovine ulcerative lymphangitis and pigeon fever |
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Bacillus anthracis surface VF
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polyglutamic acid capsule (pXO2) (peptide incorporated into capsule)
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Bacillus anthracis secreted VF
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protective Ag (PA), edema factor (EF), lethal factor (LF)
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Bacillus anthracis
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Bovine/ovine peracute (death), acute (resp. distress)
equine subacute (colic, enteritis) canine/feline/porcine subacute or chronic (edema, enteritis) |
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Corynebacterium pseudotuberculosis surface VF
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fimbriae, cell wall lipids
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Corynebacterium pseudotuberculosis secreted VF
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phospholipase D (sphingomyelinase)
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Corynebacterium renale surface VF
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fimbriae
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Corynebacterium renale secreted VF
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urease
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Arcanobacterium surface VF
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fibronectin-binding, collagen-binding, fibrinogen-binding
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Arcanobacterium secreted VF
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DNase, protease, neuraminidase, pyolysin (PLO)
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Actinomyces surface VF
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lipoteichoic acids, fimbriae
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Actinomyces secreted VF
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neuraminidases
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Staphylococcus epidermidis
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disease affects canine and others; coagulase neg. (not pathogenic)
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Streptococcus uberis
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Bovine mastitis (due to environment: skin, vagina)
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Corynebacterium bovis
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Bovine mastitis
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Corynebacterium ulcerans
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Bovine mastitis
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pathogenesis
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origin and development of a disease
initiation, progression, resolution |
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infectious cycle in a host
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entry, replication, evasion of host defenses, spread in host, damage to host
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entry steps
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sources/reservoirs
mode of transmission route of entry |
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sources of entry
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symptomatic cases, asymptomatic cases, inanimate objects, endogenous infections
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methods of transmission
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contact (direct, indirect, droplets, droplet nuclei), vectors, vehicles
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horizontal transmission
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animal to animal
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vertical transmission
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mother to offspring
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route of entry
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inhalation, conjunctiva, ingestion, urogenital, epidermis, inoculation, placenta
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methods of evading phagocytosis
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escape phagosome, inhibit lysosomal fusion, inhibit respiratory burst, inhibit ROS/NO, invade non-phagocytic cells
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membrane-disrupting toxins
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pore-forming cytotoxins, phospholipase
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methods of shedding
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respiratory secretions, saliva, feces, urine, genital secretions, epidermis
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bacterial DNA
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dsDNA; haploid chromosome
plasmid = circular dsDNA |
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lytic bacteriophage
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kills bacteria
used for typing strains of certain species |
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temperature bacteriophage
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chromosomal integration into bacteria
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major drug classes
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aminoglycosides, beta-lactams, phenicols, fluoroquinolones, lancosamides, macromides, sulfanamides, tetracycline
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major sites of action of antimicrobials
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DNA synthesis, protein synthesis, cell wall integrity
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mechanisms of antimicrobial resistance
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prevent drug from entering cell, pump drug out, inactivate drug, modify site of drug action
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MIC
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percentage of bacterial isolates inhibited by particular concentration
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Dermatophilus surface VF
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flagella (motile zoospores)
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Dermatophilus secreted VF
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phospholipases, proteases
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Dermatophilus conglensis
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Bovine/ovine dermatophilosis (lumpy wool, strawberry footrot)
Equine/canine mud fever, rain rot |
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Nocardia surface VF
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membrane-bound coagulase
superoxide dismutase trehalose dymycolate |
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Nocardi secreted VF
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???
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N. asteroides
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cutaneous: bovine, canine, equine, feline
thoracic: canine, equine abortion: equine, swine mastitis: bovine |
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Listeria surface VF
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internalins
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Listeria secreted VF
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phospholipase, listeriolysin (LLO), ActA
weak synergistic hemolysis with Strep group B |
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Listeria monocytogenes
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meningoencephalitis, abortion, septicemia, ruminant mastitis
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Erysipelothrix surface VF
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Adhesive proteins, capsule
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Erysipelothrix secreted VF
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neuraminidase
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Erysipelothrix rhysiopatheiae
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Swine erysipelas (acute septicemia, diamond skin)
Turkey erysipelas (acute septicemia, swollen snood) |
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Staphylococcus morpholoy
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gram pos cocci; found in clusters or pairs; non-motile; capsule
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Streptococcus morpholoy
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gram pos cocci; found in chains; non-motile; capsule
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Enterococcus morphology
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gram pos cocci; found in chains; non-motile; capsule
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Actinomyces morphology
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gram pos pleomorphic rods; found in chains; non-motile; no capsule
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Arcanobacterium morphology
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gram pos pleomorphic rods; found in clumps, pairs, or singles; non-motile; no capsule
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Corynebacterium morphology
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gram pos pleomorphic rods; "Chinese characters"; non-motile; no capsule; mycolic lipids in cell wall
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Bacillus morphology
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gram pos large rods; motile except B. anthracis; B. anthracis has capsule
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Dermatophilus morphology
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gram pos rods; branching chains; railroad tracks; motile zoospores; no capsule
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Nocardia morphology
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gram pos small rods; form branching chains; non-motile; no capsule; partial acid-fast
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Listeria morphology
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gram pos small rods; in pairs or clusters; tumbling motility; no capsule
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Erysipelothrix morphology
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gram pos small and slender rods; form branching chains; non-motile; capsule
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