Abstract:
:The anti-Hu syndrome is the most common paraneoplastic neurologic syndrome but the exact mechanism of immune mediated neuronal injury remains unknown. Anti-Hu antibodies do not appear to play a pivotal role in the pathogenesis of the disease. To assess cell-mediated immunity, we selected 51 peptides from the Hu-D sequence and tested their ability to bind to six common HLA class I molecules. Stable complexes with purified HLA molecules were obtained with 19/51 (37%) selected peptides. Subsequently, the ability of the 19 HLA-binding peptides to stimulate T cells from 10 patients and 10 control subjects was evaluated by detecting IFN-gamma secretion. An anti-peptide T-cell response was observed in 7/10 Hu-positive patients but also in 3/10 control subjects. Overall, a significant T-cell activation occurred in response to 74% (14 out of 19) of the selected peptides in the Hu-positive patients vs. 16% (3 out of 19) in the control group (p < 0.001). In addition, T cells of patients tested within 3 months of the onset of anti-Hu syndrome responded to 82% (14 out of 17) of assessed Hu-D peptides vs. 37% (7 out of 19) in patients tested 1 year or more after developing the syndrome (p < 0.01). Thus, the present study suggests a role of cellular immunity during the course of anti-Hu syndrome.
journal_name
J Neurooncoljournal_title
Journal of neuro-oncologyauthors
Rousseau A,Benyahia B,Dalmau J,Connan F,Guillet JG,Delattre JY,Choppin Jdoi
10.1007/s11060-004-1723-1subject
Has Abstractpub_date
2005-02-01 00:00:00pages
231-6issue
3eissn
0167-594Xissn
1573-7373journal_volume
71pub_type
临床试验,杂志文章abstract::Boron neutron capture therapy (BNCT) is an experimental form of radiation therapy for malignant brain tumors and peripheral melanoma. The micro-distribution of the boron compound is critical to determine the radiation effects for both tumors and normal tissue. In the current dose calculation of BNCT, normal brain tiss...
journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
pub_type: 杂志文章,评审
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pub_type: 杂志文章
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pub_type: 杂志文章,多中心研究
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journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
pub_type: 杂志文章,评审
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abstract::Glioblastoma is a highly angiogenic tumor with a dismal prognosis. Continuous oral low-dose chemotherapy with methotrexate (MTX) and cyclophosphamide (CPM) has modest activity in heavily pretreated patients with breast cancer. We explored the efficacy of 100 mg CPM daily and 5 mg MTX twice weekly in relapsed glioblast...
journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
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pub_type: 杂志文章
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journal_title:Journal of neuro-oncology
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journal_title:Journal of neuro-oncology
pub_type: 杂志文章,评审
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pub_type: 临床试验,杂志文章
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pub_type: 杂志文章
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