Abstract:
:The object of this work was to measure the levels of monocyte-derived dendritic cell precursors (pDC1) and plasmacytoid dendritic cell precursors (pDC2) in peripheral blood mononuclear cells (PBMC) of patients with thymomatous MG and to assess the ratio of pDC1/pDC2 in these patients. Three-colour monoclonal antibody labelling technology was used to detect the cell counts and ratio of pDC1 and pDC2 in PBMCs of 18 patients with myasthenia gravis (MG), nine thymomatous patients without MG, and 15 normal controls. The number of pDC and pDC subsets in peripheral blood of patients with thymomatous generalized MG was significantly lower than that in thymomatous controls before and after the treatment. After the treatment, patients with both generalized MG and ocular MG had significantly lower number of pDC compared with thymomatous controls. We found no significant differences in pDC1/pDC2 ratio among groups. Before the extended thymomatous treatment, the number of pDC in patients with generalized MG was significantly lower than that in patients with ocular MG (P < 0.05). The counts of peripheral blood pDC and pDC subsets of patients with thymomatous MG were significantly lower 1 week after extended thymectomy. The counts of pDC and pDC subsets decreased in generalized thymomatous MG, and the patients with generalized MG had lower pDC counts than the patients with ocular MG before the treatment. Treatment resulted in decreased counts of pDC and pDC subsets in thymomatous MG. We suggest that the level of peripheral blood pDC can be used as a marker to define the progress of the disease.
journal_name
Scand J Immunoljournal_title
Scandinavian journal of immunologyauthors
Zhang LY,Wang W,Feng YK,Liu YH,Wang QSdoi
10.1111/j.1365-3083.2010.02399.xsubject
Has Abstractpub_date
2010-06-01 00:00:00pages
468-73issue
6eissn
0300-9475issn
1365-3083pii
SJI2399journal_volume
71pub_type
杂志文章abstract::The current critical shortage of human donor organs has stimulated the feasibility of the xenogenic transplantation, such as swine to primate. We have previously reported the induction of donor-specific tolerance in MHC-disparated recipient mice by using our cyclophosphamide (CP)-induced tolerance conditioning. In thi...
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journal_title:Scandinavian journal of immunology
pub_type: 杂志文章
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