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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
26
pubmed:dateCreated
1997-7-21
pubmed:abstractText
We have evaluated the effect of intraperitoneal (I.P.) injection of human recombinant interferon-2alpha (IFN-alpha) on Bleomycin-induced pulmonary injury in hamsters. Pulmonary injury was induced by a single intratracheal (I.T.) instillation of Bleomycin (Bleo). Six groups of male Syrian hamsters were treated as follows: 1) I.T. Bleo and daily I.P. injections of low-dose interferon-alpha (2 x 10(4) U), 2) I.T. Bleo and daily I.P. injections of high-dose interferon-alpha (10(5) U), 3) I.T. Bleo and I.P. injections of saline, 4) I.T. saline and I.P. low-dose IFN-alpha, 5) I.T. saline and I.P. high-dose IFN-alpha, 6) I.T. saline and I.P. saline. Animals were sacrificed 28 days after I.T. treatment. Lung injury was evaluated histologically and biochemically. Treatment of hamsters with low-dose but not high-dose IFN-alpha significantly augmented the Bleo-induced lung injury, as determined by a semiquantitative morphological index. Lung hydroxyproline measurements were highest in Bleo-low-dose-IFN-alpha followed by Bleo-high-dose-IFN-alpha and Bleo-Sal as compared to Sal-Sal and Sal-IFN-alpha controls. These results suggest that IFN-alpha augments Bleo-induced lung injury but that this effect is complex and does not follow a simple-dose-response pattern.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0024-3205
pubmed:author
pubmed:issnType
Print
pubmed:volume
60
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
PL415-21
pubmed:dateRevised
2008-11-21
pubmed:meshHeading
pubmed:year
1997
pubmed:articleTitle
Bleomycin-induced lung injury is enhanced by interferon-alpha.
pubmed:affiliation
Pulmonary Cellular and Molecular Biology Laboratory, Institute of Pulmonology, Hadassah University Hospital and the Hebrew University-Hadassah Medical School, Jerusalem, Israel.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't