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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1987-4-2
pubmed:abstractText
The effect of chronic uremia on the development of subcutaneously injected malignant tumoral cells was evaluated in 213 male Wistar AG rats made chronically uremic by simultaneous right nephrectomy and partial ligation of the left renal artery. The tumoral cells injected were stemming from a parental rhabdomyosarcoma (9-4/0) induced by intramuscular injection of 20 mg of colloidal nickel suspended in oil to a male Wistar rat. 54 sham-operated rats and 43 nonoperated animals served as control-groups. Renal function and tumoral growth were checked weekly up to the 60th postoperative day, at which time the surviving rats were sacrificed and submitted to autopsy. At day 15 after cell grafting, a tumoral lump could be felt by finger touch in 68% of the uremic rats, but in only 11% of the sham-operated and 14% of the nonoperated controls (p less than 0.0001). Throughout the study, the tumoral lumps which developed in the uremic animals were of significantly larger size than in the nonuremic controls. Pulmonary tumoral metastases were evidenced at autopsy in 95% of the uremic rats, but in only 50% of the sham-operated and in 54% of the nonoperated controls (p less than 0.005). These results indicate an apparently accelerating and amplifying effect of uremia on the development of a malignant tumor in the rat, for which a decrease in cell-mediated immunity associated with the uremic state still remains a questionable hypothesis.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:issn
0250-8095
pubmed:author
pubmed:issnType
Print
pubmed:volume
6
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
363-8
pubmed:dateRevised
2007-2-14
pubmed:meshHeading
pubmed:year
1986
pubmed:articleTitle
Influence of the uremic state on the development of malignancy. An experimental study in the rat.
pubmed:publicationType
Journal Article