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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1988-10-4
pubmed:abstractText
We studied production of, absorption of and response to interleukin 2 (IL-2) by peripheral blood mononuclear cells (PBMC) from 66 patients with gynecologic malignancies, in addition to measurement of the OKT 4/OKT 8 cell ratio. Patients with benign tumor served as controls. The OKT 4/OKT 8 cell ratio in patients with advanced (but not early) gynecologic malignancies was significantly lower than that in patients with benign tumor. PBMC from advanced cancer patients activated with phytohemagglutinin (PHA) had significantly lower IL-2 production compared to that from patients with benign tumors, while significant changes in their ability to respond to IL-2 and to absorb IL-2 were not observed. Absolute numbers of OKT 8 positive cells in PBMC of patients with good prognosis were significantly decreased after surgery and chemotherapy, while those of OKT 4 positive cells remained unchanged. Although IL-2 production in PBMC of patients with good prognosis was significantly elevated after chemotherapy, that in PBMC of patients with poor prognosis declined to about a half of pre-operative levels. The ability of PBMC to respond to IL-2 was significantly elevated not only in patients with good prognosis but also in patients with poor prognosis after termination of chemotherapy. On the other hand, the ability of PBMC to absorb IL-2 remained unchanged during the course of treatment. These findings may contribute to the understanding of tumor-induced immune suppression.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0736-0118
pubmed:author
pubmed:issnType
Print
pubmed:volume
5
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
85-90
pubmed:dateRevised
2005-11-17
pubmed:meshHeading
pubmed:year
1988
pubmed:articleTitle
Interleukin 2 activity in peripheral blood mononuclear cells of patients with gynecologic malignancies.
pubmed:affiliation
Department of Obstetrics and Gynecology, National Defense Medical College, Saitama, Japan.
pubmed:publicationType
Journal Article