武汉大学中南医院皮肤科 湖北 武汉 430071
肖桂凤,女,1973—,主要从事环境与皮肤病、炎症性皮肤病的研究,E‐mail:1106883974@qq.com
刘琴,女,1982—,主要从事银屑病、特应性皮炎等免疫相关性炎症性皮肤病的研究,E‐mail:109415013@qq.com
收稿:2025-07-28,
纸质出版:2025-12-25
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肖桂凤,邓雅轩,邹燕菲等.槐杞黄对CD4+ T细胞及HaCaT角质形成细胞体外分化调控作用[J].武汉大学学报(医学版),2025,46(12):1537-1543. DOI: 10.14188/j.1671-8852.2025.0857.
XIAO Guifeng,DENG Yaxuan,ZOU Yanfei,et al.Regulatory effects of Huaiqihuang on the differentiation of CD4+ T cells and HaCaT keratinocytes in vitro[J].Medical Journal of Wuhan University,2025,46(12):1537-1543. DOI: 10.14188/j.1671-8852.2025.0857.
肖桂凤,邓雅轩,邹燕菲等.槐杞黄对CD4+ T细胞及HaCaT角质形成细胞体外分化调控作用[J].武汉大学学报(医学版),2025,46(12):1537-1543. DOI: 10.14188/j.1671-8852.2025.0857. DOI:
XIAO Guifeng,DENG Yaxuan,ZOU Yanfei,et al.Regulatory effects of Huaiqihuang on the differentiation of CD4+ T cells and HaCaT keratinocytes in vitro[J].Medical Journal of Wuhan University,2025,46(12):1537-1543. DOI: 10.14188/j.1671-8852.2025.0857. DOI:
目的
2
探索槐杞黄对体外培养的CD4
+
T细胞及HaCaT角质形成细胞分化增殖的影响。
方法
2
磁珠分选小鼠脾脏CD4
+
T细胞并分组培养,分别为:①对照组(标准条件培养CD4
+
T细胞),②阳性活化组(CD4
+
T细胞+抗CD3、抗CD28及IL‐6、IL‐23、TGF‐β1、IL‐1β、IL‐4刺激细胞分化),③实验药物组(阳性活化+槐杞黄)。采用流式细胞术检测各组CD4
+
T细胞表面活化标记(CD28及CD69)表达差异及Th17细胞分化标记ROR‐γ表达差异,采用ELISA法检测IL‐17A表达差异。体外分组培养HaCaT细胞,分别为:①对照组(标准条件培养HaCaT细胞),②阳性活化组(HaCaT细胞+IL‐22刺激HaCaT细胞增殖),③实验药物组(HaCaT细胞+IL‐22+槐杞黄)。采用Western Blot法检测各组JAK2、STAT3、Cyclin D1、C‐MYC表达差异。
结果
2
槐杞黄干预后,CD4
+
T细胞活化特征表面标记(CD28及CD69)明显升高(
P
<
0.01),Th17细胞分化标记(ROR‐γ及IL‐17A)的表达明显下降(
P
<
0.000 1)。HaCaT细胞中JAK2、p‐JAK2、STAT3、p‐STAT3、Cyclin D1、C‐MYC的表达均明显下降(
P
<
0.000 1)。
结论
2
槐杞黄可促进CD4
+
T细胞活化,但可抑制其向Th17细胞转化,降低IL‐17A的表达,并调控JAK2/STAT3通路抑制角质形成细胞的增殖,本研究为其治疗银屑病提供新的理论依据。
Objective
2
To investigate the effects of
Huaiqihuang
a traditional Chinese herbal complex
on the differentiation and proliferation of CD4
+
T cells and HaCaT keratinocytes
in vitro
.
Methods
2
CD4
+
T cells were isolated from mouse spleens using magnetic bead sorting and divided into three groups for culture: ① Control group (CD4
+
T cells cultured under standard conditions)
② Positive activation group (CD4
+
T cells stimulated with anti‐CD3
anti‐CD28
IL‐6
IL‐23
TGF‐β1
IL‐1β
and IL‐4 to induce differentiation)
and ③ Experimental drug group (positive activation+
Huaiqihuang
treatment). Flow cytometry was used to detect the difference in the expression of CD4
+
T cell activation markers (CD28 and CD69) and Th17 differentiation marker ROR‐γ. ELISA was employed to measure IL‐17A expression difference. HaCaT cells were cultured
in vitro
and divided into three groups: ① Control group (standard culture conditions)
② Positive activation group (HaCaT cells stimulated with IL‐22 to promote proliferation)
and ③ Experimental drug group (HaCaT cells+IL‐22+
Huaiqihuang
treatment). Western blot was used to assess the difference in JAK2
STAT3
Cyclin D1
and C‐MYC expression.
Results
2
After
Huaiqihuang
treatment
the expression of CD4
+
T cell activation markers (CD28 and CD69) was significantly increased (
P
<
0.01)
and the expression of Th17 differentiation markers (ROR‐γ and IL‐17A) was significantly reduced (
P
<
0.000 1). In HaCaT cells
the experimental drug group exhibited significantly reduced expression of JAK2
p‐JAK2
STAT3
p‐
STAT3
Cyclin D1
and C‐MYC (
P
<
0.000 1).
Conclusion
2
Huaiqihuang
promotes CD4
+
T cell activation but inhibits their differentiation into Th17 cells by reducing IL‐17A production. Additionally
it suppresses keratinocyte proliferation by modulating the JAK2/STAT3 pathway
providing a novel theoretical basis for its potential application in psoriasis treatment.
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赵霞 , 王有鹏 , 秦艳虹 , 等 . 儿童哮喘治未病干预方案 [J ] . 南京中医药大学学报 , 2022 , 38 ( 8 ): 676 ‑ 686 .
ZHAO X , WANG Y P , QIN Y H , et al . Intervention program for the preventive treatment of pediatric asthma [J ] . J Nanjing Univ Tradit Chin Med , 2022 , 38 ( 8 ): 676 ‑ 686 .
TSOI L C , SPAIN S L , KNIGHT J , et al . Identification of 15 new psoriasis susceptibility loci highlights the role of innate immunity [J ] . Nat Genet , 2012 , 44 ( 12 ): 1341 ‑ 1348 .
GRIFFITHS C E M , ARMSTRONG A W , GUDJONSSON J E , et al . Psoriasis [J ] . Lancet , 2021 , 397 ( 10281 ): 1301 ‑ 1315 .
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