佛波醇酯加离子霉素诱导脐血和成人外周血CD4+CD25+T细胞分泌IL-2的相关机制研究.pdf
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[文章编号]1000—4718{2006)06—1133—05
佛波醇酯加离子霉素诱导脐血和成人外周血
*
肇静娴, 曾耀英△, 李海仙, 曾祥凤, 季煜华,何贤辉
(暨南大学组织移植与免疫教育部重点实验室,广东广州510630)
[摘要]目的:以佛波醇酯加离子霉素作为刺激剂,验证CD4+CD25+调节性T细胞本身并不存在分泌IL一2
h
45
一步上调,高于CD25一细胞活化后的CIY25分子密度。经PDB+ionomycin刺激后,PB
细胞受体信息转导模式;脐血CD4+C1Y25+T细胞功能尚未完全成熟。
[关键词]CD4+CD25+T细胞;佛波醇酯类;白细胞介素2;胎血;离子霉素
[中图分类号]R392.12 [文献标识码]A
Mechanismstheinductionof儿一2secretionPDB
underlying by pl砸iono-
andadult blood
inCD4+CD25+Tcellsfromcordblood
mycin peripheral
ZHA0 Hai—xian,ZENG Yh—hua,
Yao—ying,LI Xiang—feng,JI
Jing—xian,ZENG
皿Xiall—hui
EducationTissue 510630,
(The研IaboratoryofMinistryof for TransplantationImmunology,JinanUniversity,Q脚謦加u
Ch/na)
secre—
that TceUsdon’thaveallinstinctivedefectioninIL一2
删:Tocontlrm
[AttSTt认Cr] CD4+CIYL5+regulatory
state cellsincord
ofCD4+CD25+T
tion。andtohave蚰insightintothematuration
stimulated
CD25一Tcellswere fromcordbloodofterminfants(CB)andadult autoMACS,and
purified peripheralblood(PB)by
for ofCD6
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