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From Noah’s Arkive. From Noah’s Arkive. From Getty, 1975 . From Smith,3 rd ed. Galt trephine. A. Woolums, LAMS 5301. From Noah’s Arkive. From Noah’s Arkive. tracheostomy tube. A. Woolums, LAMS 5301. From Noah’s Arkive. From Noah’s Arkive. From Noah’s Arkive. From Noah’s Arkive.
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From Smith,3rd ed. Galt trephine A. Woolums, LAMS 5301
tracheostomy tube A. Woolums, LAMS 5301
M. haemolytica leukotoxin LPS CD18/CD11a (LFA 1) proteases elastases reactive O2 CD 14 tissue necrosis IL-8 Fibrinous, necrotizing bronchopneumonia TNF-a, IL-1b edema, hemorrhage, thrombosis endothelial cell activation A. Woolums, LAMS 5301
Drugs appropriate for M haemolytica • tetracycline • LA 200 (3-day), Tetradure (7 day) • spectinomycin • ceftiofur • Naxcel, Excenel, Excede (7 day) • tilmicosin • Micotil (3 day) • florfenicol • Nuflor (2 or 4 day) • enrofloxacin or danofloxacin • Baytril or A180 (2 day) • Tulathromycin • Draxxin (7-14 days) A. Woolums, LAMS 5301
Some M. haemolytica vaccines • Once PMH®(Bayer) • avirulent live • One Shot®(Pfizer) • bacterin-toxoid (leukoktoxin, capsular, and cell-associated antigens) • Pulmo-Guard™ PH-1 (Bio-Ceutic) • bacterin-toxoid (leukotoxin and cell associated antigens) • Presponse® SQ (Fort Dodge) • adjuvanted toxoid (leukotoxin) A. Woolums, LAMS 5301
Some P. multocida vaccines • Once PMH®(Bayer) • avirulent live P. multocida (with M. haemolytica) • Pulmo-Guard™ PH-M (Bio-Ceutic) • contains cell associated antigens of P. multocida (with M. haemolytica leukotoxin and cell-associated ags) • Presponse® HM (Fort Dodge) • P. multocida bacterial “extract”(with M. haemolytica leukotoxin) • Bar-4 (Bio-Ceutic) • formalin-inactivated P. multocida with adjuvant (with inactivated BHV-1, PI3, and M. haemolytica) A. Woolums, LAMS 5301
Drugs appropriate for M bovis • tetracycline • oxytetracycline (parenteral) • chlortetracycline (in feed; remember extra label restrictions) • spectinomycin • florfenicol • enrofloxacin or danofloxacin (extra-label?) • tulathromycin (specifically labelled)