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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1984-7-11
pubmed:abstractText
The base-line capillary filtration coefficient (Kf) obtained from rates of lobe weight gain during stepwise vascular pressure elevation is reported to be threefold greater in isolated than in intact dog lung. To further evaluate the stepwise pressure elevation technique, we obtained Kf in control and oleic acid-injured isolated lung. The left lower lung lobe was removed, placed on a balance, ventilated, and pump perfused with autogenous blood. Saline (n = 6) or oleic acid (n = 6) was infused, and rate of lobe weight gain was obtained during stepwise pressure elevation. Kf averaged 0.071 +/- 0.012 and 0.243 +/- 0.027 ml X min-1 X Torr-1 X 100 g-1 in the control and injured lobes, respectively. Stepwise pressure elevation can yield a base-line Kf in isolated lung similar to Kf's obtained from this and other gravimetric methods in intact and isolated lung. Furthermore, Kf increased severalfold following lung injury with oleic acid. The stepwise pressure elevation technique for Kf determination in isolated lung can be a useful tool for quantitating changes in vascular permeability.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0161-7567
pubmed:author
pubmed:issnType
Print
pubmed:volume
56
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
862-7
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed:year
1984
pubmed:articleTitle
Filtration coefficient obtained by stepwise pressure elevation in isolated dog lung.
pubmed:publicationType
Journal Article, In Vitro, Research Support, Non-U.S. Gov't