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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2007-5-14
pubmed:abstractText
To evaluate the role of interleukin-6 (IL-6) in arthritis induced by Staphylococcus aureus, a chicken model was developed for study. A total of 120 healthy broilers (8 wk old) were randomly divided into 4 groups. Two groups were injected with 0.35 mL of Staph. aureus (7.1x10(9) cfu/mL) into the right hock joints and the other 2 were injected with 0.35 mL of sterile saline into the same joints. One group of each of the 2 treatment groups was fed levofloxacin at a dose of 5 mg/kg of BW on the third day postinoculation for 4 successive days. Chicken blood samples were obtained on d 0, 1, 4, 7, 14, 21, 28, and 35 postinoculation. Chicken IL-6 (chIL-6) activities and concentrations in serum were quantified by B9 bioassay and human IL-6 ELISA, respectively. The results showed that chIL-6 activities and concentrations were reduced (P<0.05) in the serum of infected broilers treated with levofloxacin compared with birds injected only with Staph. aureus. Levofloxacin treatment had no effect on IL-6 activities and concentrations in uninfected broilers. There was a strong correlation (r=0.91) between serum chIL-6 activities by the B9 bioassay and serum IL-6 concentrations determined by the human IL-6 ELISA. We concluded that chIL-6 is involved in the progression of chicken arthritis induced by Staph. aureus, and that it contributes to disease incidence and mortality.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
0032-5791
pubmed:author
pubmed:issnType
Print
pubmed:volume
86
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1245-50
pubmed:meshHeading
pubmed:year
2007
pubmed:articleTitle
Role of interleukin-6 in the pathogenesis of an avian model of Staphylococcus aureus arthritis.
pubmed:affiliation
MOA Key Laboratory Food Safety Evaluation, College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, P. R. China, 430070.
pubmed:publicationType
Journal Article