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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1993-5-12
pubmed:abstractText
We have shown that the glomerulosclerotic lesions of mice transgenic for bovine growth hormone (bGH mice) consisted of a change in the phenotype of glomerular collagens and an elevation of the mRNAs for these collagens in whole kidney. The purpose of this study was to determine whether these phenotypic and quantitative changes were present in the glomeruli. We used the increased sensitivity afforded by reverse transcription followed by the polymerase chain reaction (RT-PCR) to detect type I collagen mRNA and a quantitative PCR assay to quantitate type IV collagen mRNA in microdissected glomeruli. There was a six- to eightfold increase in alpha 1IV collagen mRNA in the glomeruli of bGh mice. alpha 1(I) collagen mRNA was present in glomeruli of bGH mice, which is consistent with our previous findings that the sclerotic mesangium contained type I collagen peptides by immunofluorescence microscopy. Normal glomeruli did not contain detectable amounts of alpha 1I collagen mRNA. In summary, we found a phenotypic change in glomeruli of mice transgenic for bGH consisting of increased type IV collagen mRNA levels and the appearance of type I collagen mRNA. Thus, the development of glomerulosclerosis appeared to be at least partially regulated at a pretranslational level.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jan
pubmed:issn
0098-6577
pubmed:author
pubmed:issnType
Print
pubmed:volume
39
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
S55-8
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1993
pubmed:articleTitle
Studies by competitive PCR of glomerulosclerosis in growth hormone transgenic mice.
pubmed:affiliation
Renal Cell Biology Section, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't