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104 Cards in this Set
- Front
- Back
Has small genom and lack genetic capacity to produce Smallest of the free living prokaryotes |
Mollicute |
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Other genera of the order mycoplasmatales |
1.Archoleplasma 2.Anaecoplasma 3.Spiroplasma 4.Mycoplasma 5.Ureaplasma 6.Asteroplasma |
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Unique small size genome; limited coding capacity |
Mycoplasma |
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Low guanine and cytosine content of DNA Highly adapted parasites in mucosal surface of vertebral hosts |
Genus Mycoplasma |
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Mycoplasma stains : By |
Pink or purple Giemsa, castaneda, M Blue & Dienes |
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Composed of phospholopids sterols glycolipids proteins glycoproteins and cholesterol for osmotic stability |
Cytoplasmic membrane |
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Covered by capsular polysaccharides |
Mycoplasma mycoides subspecies mycoides |
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Required for growth of mycoplasma |
Cholesterol |
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Typical colonies of mycoplasma are |
Minute Fried egg appearance |
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Difficult to visualize in unaided eye |
Minute |
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Flat transparent ring surrounding a central granular area that is embedded in the agar |
Fried egg appearance |
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Can also be propagated in: Which is more stains grow: valuable for growth of fastidious strains |
Embryonated egg Cell-culture systems |
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Cellular product of medical interest w/c is important in the disruption of the host cell integrity |
Peroxide and superoxide |
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Mycoplasma species of cattle |
Mycoplasma mycoides subsp. Mycoides Mycoplasma alkalescens Mycoplasma arginini M.bovigenitalium M.bovirhinis M.bovis M.bovoculi M.californicum M.canadense M.dispar M.verecundum M.alvi |
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Cause of contangious bovine pleuropneumonia, arthritis in lambs |
Mycoplasma mycoides subsp mycoides |
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2 types og M.mycosides sbsp mycoside |
Small colony type Large colony type |
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M.mycoside s m is Transmitted by |
Droplet inhalation |
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Natural disease spreads slowly 7-8 mons |
Acute-w/in weeks Chronic: moist cough Capsular galactan- pathophysiological effects |
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Moderately pathogenic Arthritis in calf, mastitis in cows, prepucial commensal Hydrolyzes arginine |
M.alkalescens |
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Hydrolizes arginine Low virulence |
M.arginini |
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Moderately virulent Cause: mastitis- characterized by firm swollen painless quarter reduced milk flow and yellow secretion |
M.bovigenitalium |
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Low virulence Cause mastitis Not a primary pathogen |
M.bovirhinis |
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High virulence, rank next to m.mycosides s m |
M.bovis |
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H.V Causes: severe mastitis Arthritis tendovaginitis Calf pneumonia Abscesses and otitis |
M.bovis |
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Appearance og M.bovis |
Ring or pleomorphic coccobacillary forms |
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Appearance og M.bovis |
Ring or pleomorphic coccobacillary forms |
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High virulence in the presence og Moraxella bovis It Causes conjunctivitis and keratoconjunctivitis |
M.bovoculi |
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Highly virulent Causes acute mastitis- rank 2nd in frequency |
M.californicum |
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Moderately virulent Causes mastitis in cows and arthritis in calves Less persistent than M.bovis |
M.canadense |
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M.canadense hydrolyzes |
Arginine |
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Moderate virulence Cause bronchiolotis, alveolitis |
M.dispar |
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Need enriched media |
Fastidious grower |
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Low virulence Cause conjunctivitis of calves |
M.verecundum |
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Low virulence No disease produced Commensal of intestine and vagina |
M.alvi |
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Mycoplasma species of goat and sheep |
Mycoplasma agalactiae Mycoplasma capricolum Mycoplasma conjunctivae Mycoplasma mycoides subsp capri Mycoplasma putrefaciens Mycoplasma strain F38 Mycoplasma ovipneumoniae Mycoplasma arginini Mycoplasma mycoides subsp mycoides |
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H.V Affects goat and sheep Causes contagious agalactia |
Mycoplasma agalactiae |
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Produce and reduce in M.agalactiae |
Phosphatase Tetrazalium |
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Absence of milk |
Contagious agalactia |
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H.V Causes: mastitis Polyarthritis Septicemia in kids Conjunctivitis |
Mycoplasma capricolum |
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Initial form of the Mycoplasma capricolum |
Septicemia |
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M.V Causes keratoconjunctivitis |
Mycoplasma conjunctiviae |
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Colonies of M.conjunctiviae |
Greenish or olive |
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H.V Cause CCPP ( Contagious Caprine Pleuropneumonia) |
Mycoplasma mycoides subsp capri |
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Enhances filament formation in M.mycoides sbsp mycoides |
Oleic acid |
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M.V Causes mastitis Produces strong putrefactive odor from broth cultures |
Mycoplasma putrefaciens |
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H.V Affects goat: sheep are resistant Causes septicenmiaCCPP |
Mycoplasma strain F38 |
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L.V Cause chronic pneumonia in associated w P.heamolytica |
Mycoplasma ovipneumoniae |
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L.V Mucosal commensal Wide host range |
Mycoplasma arginini |
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H.V Causes septicemia polyarthritismastitis and keratoconjunctivitis |
Mycoplasma mycoides subsp mycoides |
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Mycoplasma species of swine |
Mycoplasma flocculare Mycoplasma hyopneumonia Mycoplasma hyorhinis Mycoplasma hyosynoviae |
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L.V Causes pneumonia |
Mycoplasma flocculare |
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L.V Causes: arthritis Pneumonia Polyserositis |
Mycoplasma hyorhinis |
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L.V Causes: arthritis Pneumonia Polyserositis Opportunistically invade the lungs |
Mycoplasma hyorhinis |
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Secondary invader og m.hyorhinis |
Bordetella bronchiseptica Pasteurella multocida EPP |
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M.V Commensal of nasopharynx Causes suppurative polyarthritis |
Mycoplasma hyosynoviae |
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Breeds of pigs that Develops more severe disease |
Hampshire |
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Species w low virulence |
M.anatis M.cloaca M.columbinasale M.columbinum M.columborale |
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Duck- causes sinusitis, commensal of respiratory tract and cloaca |
M.anatis |
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Turkey- commensal of cloaca |
M.cloaca |
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Pigeons- cause mild respiratory disease |
M.columbinasale |
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Species with hig virulence in poultry |
M.gallisepticum M.iowae M.meleagridis M.synoviae |
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Causes air sacculitis Sinusitis Arthritis Synovitis Encephalitis |
M.gallisepticum |
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Attachment involves: |
Polar bleb Glyophorin |
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Glycoprotein found in the surface of the erythrocyte and rich in sialic acid |
Glyophorin |
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Means of transmission |
By aerosol By contact By egg transmission: -during egg formation in ovary -during egg passage in oviduct |
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Mediate adhesion to tracheal and bronchial ephitelium |
Polar bleb and capsular material |
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Important in colonization and avoidance of mucocillary escalator |
Ciliostatic property |
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H.V in turkey Causes embryo mortality and air sacculitis |
Mycoplasma iowae |
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H.V Causes air sacculitis perosis arthritis salpingitis synovitis skeletal abnormalities in chicken |
Mycoplasma meleagridis |
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H.V to chicken and turkey Causes synovitis |
Mycoplasma synoviae |
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More susceptible than laying breeds of M.synoviae |
Broiler breeds |
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Most frequent source of infection |
Infected eggs |
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Lateral transmission |
Infected vaccines |
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Source of infection |
Infected eggs Infected vaccines Contact of infectious aerosol |
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Clinical manifestations |
Infectious sinovitis Air sacculitis |
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Caused by hemolytic effect of hydrogen peroxide |
Anemia |
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Valvular lesions |
Endocarditis |
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Mycoplasma species of horses |
M.arginini M.equirhinis M.salivarium M.felis M.mycoides M.equigenitalium |
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Detected in stallion semen |
M.equigenitalium |
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Found in brochial secretions of horses with RD |
M.mycoides |
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Found in brochial secretions of horses with RD |
M.mycoides |
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Recovered from the thoracic cavity of horse with pleuritis |
M.felis |
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Mycoplasma species of cats |
M.felis M.gateae M.arginini M.arthritidis M.feliminutum M.gallisepticum M.pulmonis |
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Associated w conjunctivitis and other diseas |
M.felis |
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Normal commensal of feline oropharymx |
M.gateae |
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Mycoplasma species in dogs |
M.canis M.cynos |
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Pathogenic for genitourinary tracts |
M.canis |
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Pathogenic for respiratory tracts |
M.cynos |
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Commonly found on the upper respiratory mucosa of horses |
M.arginini M.equirhinis M.salivarium |
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Recovered from cat specimens |
M.arginini M.arthriditis M.feliminutum M.gallisepticum M.pulmonis |
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High virulence cattle |
M.mycoides subsp mycoides M.bovis M.bovoculi M.californicum |
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Moderately virulence cattle |
M.alkalescens M.bovigenitalium M.canadense M.dispar |
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Low virulence cattle |
M.arginini M.bovirhinis M.verecundum M.alvi |
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High virulence in goat and sheep |
M.agalactiae M.capricolum M.mycoides subsp mycoides M.strain F38 M.mycoides subsp capri |
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Moderate virulence of goat and sheep |
M.conjunctiviae M.putrefaciens |
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Low virulence of goat and sheep |
M.ovipneumonia M.arginini |
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High virulence of swine |
M.hyopneumoniae |
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Moderate virulence in swine |
M.hyosynoviae |
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Low virulence in swine |
M.flocculare M.hyorhinis |
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High virulence in poultry |
M.gallisepticum M.iowae M.meleagridis M.synoviae |
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Moderate virulence in poultry |
M.anatis M.cloace M.columbinasale M.columbinum M.columborale |
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H.V. Causes enzootic pneumonia in pigs |
Mycoplasma hyopneumonia |
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Mycoplasma that has a colonies that do not like a fried eggs |
Mycoplasma flocculare |
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Syn of M.hyopneumonia |
Virus pneumonia of swine Infectious pneumonia of pigs Ferkelgrippe |