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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2003-12-29
pubmed:abstractText
Specific immunotherapies for patients with acute myeloid leukemia (AML) using leukemia-associated antigens (LAA) as target structures might be a therapeutic option to enhance the graft-vs.-leukemia effect observed after allogeneic stem cell transplantation or to prolong a complete remission (CR) achieved by chemotherapy. Significant mRNA expression of LAA is a prerequisite for such immunotherapies. Here, previously characterized antigens associated with solid tumors (TAA) and newly characterized LAA were investigated for their expression in up to 60 AML patients and in leukemia cell lines. To investigate their specificity for leukemic blasts, the mRNA expression was also characterized in PBMN and CD34 positive cells of healthy volunteers and in a panel of normal tissues. The following antigens showed high mRNA expression in AML patients: MPP11 was detected in 43/50 (86%), RHAMM in 35/50 (70%), WT1 in 40/60 (67%), PRAME in 32/50 (64%), G250 in 18/35 (51%), hTERT in 7/25 (28%) and BAGE in 8/30 (27%) of AML patients. Real-time RT-PCR showed a tumor-specific expression of the antigens BAGE, G250 and hTERT, as well as highly tumor-restricted expression for RHAMM, PRAME and WT1. The antigen MPP11 was overexpressed. These antigens might be candidates for immunotherapies of leukemia patients and, because of their simultaneous expression, also for polyvalent vaccines.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0020-7136
pubmed:author
pubmed:copyrightInfo
Copyright 2003 Wiley-Liss, Inc.
pubmed:issnType
Print
pubmed:day
20
pubmed:volume
108
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
704-11
pubmed:dateRevised
2007-7-24
pubmed:meshHeading
pubmed:year
2004
pubmed:articleTitle
mRNA expression of leukemia-associated antigens in patients with acute myeloid leukemia for the development of specific immunotherapies.
pubmed:affiliation
Third Department of Medicine, University of Ulm, Ulm, Germany.
pubmed:publicationType
Journal Article, Comparative Study