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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
1985-4-17
pubmed:abstractText
The localization of beta 2-microglobulin (beta 2m) was studied in renal biopsies from 18 patients with pathological transplanted kidney using immunofluorescence and electron-immunohistochemical techniques; the renal biopsies of 4 cases with normal kidneys were used as controls. Using immunofluorescence, beta 2m was not observed in the normal kidneys, beta 2m was found in the glomeruli (7 cases) and the tubular epithelium (16 cases) of the transplanted kidneys. Using immunoelectron microscopy, some labelling of the normal kidneys was observed mainly along the cell coat of foot processes and in tubular-epithelial lysosomes. In the glomeruli of transplanted kidneys, particularly in cases of acute or chronic rejection, beta 2m was most frequently localized on the outer layer of the basement membrane and along the cell coat of foot processes. The brush border of the proximal tubules and the lysosomal structures were intensely labelled. Although immunoelectron-microscopy studies are unable to discriminate between the localization of beta 2m in normal and transplanted kidneys, these findings nevertheless suggest the glomerular filtration of beta 2m and its metabolism in the tubular epithelium.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0301-5564
pubmed:author
pubmed:issnType
Print
pubmed:volume
81
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
533-41
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1984
pubmed:articleTitle
Immunofluorescence and ultrastructural localization of beta 2-microglobulin in human renal allografts.
pubmed:publicationType
Journal Article