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自身免疫疾病系列——

潰瘍性結腸炎

潰瘍性結腸炎

潰瘍性結腸炎是一種慢性非特異性腸道炎癥性疾病,主要累及結腸和直腸,屬于炎癥性腸?。↖BD)的亞型。其病因與遺傳易感性、免疫系統(tǒng)異常激活、腸道菌群失衡及環(huán)境因素(如吸煙、飲食)密切相關。患者表現(xiàn)為持續(xù)或反復發(fā)作的腹瀉、黏液膿血便、腹痛及里急后重感,嚴重時可并發(fā)中毒性巨結腸或腸穿孔。

近年來,潰瘍性結腸炎(UC)藥物研發(fā)正從廣譜抗炎轉向靶向調控,生物制劑(如IL-23、TL1A抑制劑)和精準小分子(如S1PR1偏向性激動劑)成為前沿方向。同時,中藥多靶點調控和新型技術(納米藥物、表觀遺傳干預)為突破現(xiàn)有治療瓶頸提供了新思路:

► 生物制劑類

  • IL-23/IL-12通路:信達生物的匹康奇拜單抗(IL-23p19單抗)在II期臨床中療效和安全性優(yōu)異,是國內首個進入UC適應癥研發(fā)的IL-23靶點藥物;默沙東的MK-7240(TL1A抑制劑)在II期臨床中顯著改善中重度UC患者內鏡評分,12周臨床緩解率達26.5%,已進入III期臨床。
  • 整合素靶點:Vedolizumab通過阻斷淋巴細胞遷移至腸道黏膜,在頭對頭對比中優(yōu)于阿達木單抗;同靶點的Etrolizumab因療效不穩(wěn)定未達預期。
  • 趨化因子及炎癥因子:孟德爾隨機化研究表明CXCL5降低IBD風險,CXCL9增加風險,提示其作為治療靶點的潛力 [1];基因預測的CD40水平降低與IBD風險降低相關,可能通過調節(jié)免疫細胞相互作用發(fā)揮作用。

► 小分子藥物

  • S1P受體:SAR247799通過偏向性激活S1PR1的G蛋白信號通路,維持內皮屏障完整性,副作用低于非選擇性S1P調節(jié)劑;輝瑞的Etrasimod和已獲批的Ozanimod在中重度UC后線治療中展現(xiàn)合理療效。
  • JAK-STAT通路:JAK抑制劑如托法替布通過阻斷炎癥信號通路改善UC癥狀,但存在心血管和感染風險,限制了其臨床應用。
  • 嘌呤能信號通路:中國藥科大學團隊發(fā)現(xiàn)抑制P2Y14R可通過cAMP/PKA/CREB軸減少腸上皮細胞壞死性凋亡,緩解UC病理損傷,成為新型小分子藥物開發(fā)靶點。

► 中藥多靶點調控

  • 黃芩-黃連藥對通過AKT1、IL-6、TNF等多靶點調控細胞因子信號、氧化應激和凋亡通路,核心靶點包括CASP3、PTGS2等 [2]。
  • 青蒿素通過靶向GALNT2、BMP7和TGFBR2等蛋白,調節(jié)免疫和炎癥反應,結合計算機輔助設計優(yōu)化藥物結構 [3]

► 新型靶點及技術

  • 表觀遺傳調控:浙江大學團隊發(fā)現(xiàn)Sirpa基因位點的增強子RNA通過調控巨噬細胞SIRPα表達,成為UC治療的新靶點,反義寡核苷酸已在小鼠模型中驗證療效。
  • 蛋白互作靶點:PDIA1在UC患者腸上皮中高表達,抑制PDIA1可改善腸屏障功能,已進入藥物篩選階段;巨噬細胞特異性敲除NOC4L可緩解UC癥狀,作為診斷標志物和治療靶點具有潛力。
  • 納米藥物遞送系統(tǒng):通過納米顆粒遞送藥物調控巨噬細胞極化,減少IL-1β、TNF-α等炎性因子釋放。

華美生物長期致力于為科研工作者提供高質量的蛋白、抗體、ELISA試劑盒等工具類科研試劑產(chǎn)品,特整理了一系列與潰瘍性結腸炎研究相關的熱門靶點及相關試劑產(chǎn)品列舉如下,供您選擇:

潰瘍性結腸炎藥物靶點相關產(chǎn)品推薦

● 靶點蛋白

CSB-MP004936HU1 Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized CD40 at 2 μg/ml can bind CD40L (CSB-MP004937HU3), the EC50 is 3.112-3.858 ng/ml.

CSB-MP006163HU1 Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized CD152 at 2 μg/ml can bind Anti-CD152 rabbit monoclonal antibody(CSB-RA213310A0HU), the EC50 of human CD152 protein is 27.14-34.82 ng/ml.

CSB-MP011649HU3 Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized Human IL2RA at 2μg/mL can bind Anti-IL2RA recombinant antibody (CSB-RA011649MA1HU),the EC50 is 2.463-3.353 ng/mL.

CSB-MP011661HU2-B Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized Human IL4(CSB-MP011659HU) at 2μg/mL can bind biotinylated Human IL4R,the EC50 is 12.68-14.23 ng/mL

CSB-MP015007HU Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized human CD20 at 2 μg/ml can bind Anti-CD20 recombinant antibody (CSB-RA015007A1HU), the EC50 is 3.243-7.085 ng/mL.

CSB-MP619964HU1 Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized PD-1 at 2 μg/ml can bind Anti-PD-1 recombinant antibody, the EC50 of human PD-1 protein is 6.087-7.854 ng/ml.

CSB-MP023992HU(F2) Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized Human TNFSF15 at 2 μg/ml can bind Anti-TNFSF15 recombinant antibody(CSB-RA023992MA1HU). The EC50 is 0.8389-0.9731 ng/mL

CSB-MP023996HU1 Activity Verified

Measured by its binding ability in a functional ELISA. Immobilized CD30(CSB-MP023983HU1h6) at 5 μg/ml can bind human CD30L, the EC50 is 9.531-12.49 ng/ml.

Target Product Name Source Tag Info Code
CCL11 Recombinant Human Eotaxin (CCL11) E.coli N-terminal GST-tagged CSB-EP004775HU
CCL20 Recombinant Human C-C motif chemokine 20 (CCL20), partial E.coli N-terminal GST-tagged CSB-EP004784HU1
CCL20 Recombinant Macaca mulatta Chemokine CCL20/MIP-3ALPHA (CCL20) E.coli N-terminal 10xHis-GST-tagged CSB-EP004784MOW
CCL20 Recombinant Macaca mulatta Chemokine CCL20/MIP-3ALPHA (CCL20) E.coli N-terminal GST-tagged CSB-EP004784MOWe0
CCL20 Recombinant Bovine C-C motif chemokine 20 (CCL20) E.coli N-terminal 6xHis-SUMO-tagged CSB-EP840478BO
CCL20 Recombinant Bovine C-C motif chemokine 20 (CCL20) Yeast N-terminal 6xHis-tagged CSB-YP840478BO
CCL20 Recombinant Human C-C motif chemokine 20 (CCL20), partial E.coli N-terminal 6xHis-GST-tagged CSB-EP004784HU1c0
CCR5 Recombinant Human C-C chemokine receptor type 5 (CCR5) in vitro E.coli expression system N-terminal 10xHis-tagged CSB-CF004844HU
Ccr5 Recombinant Mouse C-C chemokine receptor type 5 (Ccr5), partial Yeast N-terminal 6xHis-tagged CSB-YP004844MO
CD40 Recombinant Human Tumor necrosis factor receptor superfamily member 5 (CD40), partial (Active) Mammalian cell C-terminal Fc-tagged CSB-AP005181HU
CD40 Recombinant Human Tumor necrosis factor receptor superfamily member 5 (CD40), partial (Active) Mammalian cell C-terminal hFc-tagged CSB-MP004936HU1
CD40 Recombinant Pig Tumor necrosis factor receptor superfamily member 5 (CD40), partial E.coli C-terminal 6xHis-tagged CSB-EP851448PI
CD40 Recombinant Pig Tumor necrosis factor receptor superfamily member 5 (CD40), partial Yeast C-terminal hFc-tagged CSB-YP851448PI
CD40 Recombinant Pig Tumor necrosis factor receptor superfamily member 5 (CD40), partial Yeast C-terminal 6xHis-tagged CSB-YP851448PIc7
CD40 Recombinant Human Tumor necrosis factor receptor superfamily member 5 (CD40), partial Baculovirus C-terminal hFc-Avi-tagged CSB-BP004936HU1
CTLA4 Recombinant Human Cytotoxic T-lymphocyte protein 4 (CTLA4), partial E.coli N-terminal 6xHis-tagged CSB-EP006163HU1
Ctla4 Recombinant Mouse Cytotoxic T-lymphocyte protein 4 (Ctla4), partial E.coli N-terminal 10xHis-SUMO-tagged and C-terminal Myc-tagged CSB-EP006163MO1
CTLA4 Recombinant Guinea pig Cytotoxic T-lymphocyte associated protein 4 (CTLA4), partial (Active) Yeast C-terminal 6xHis-tagged CSB-AP005121GU
Ctla4 Recombinant Mouse Cytotoxic T-lymphocyte protein 4 (Ctla4), partial (Active) Mammalian cell C-terminal 6xHis-tagged CSB-AP005301MO
CTLA4 Recombinant Human Cytotoxic T-lymphocyte protein 4 (CTLA4), partial (Active) Mammalian cell C-terminal hFc-tagged CSB-MP006163HU1

● 抗體

CD40 Recombinant Monoclonal Antibody
CSB-RA004936MA1HU
CSB-RA004936MA1HU IF

Tested Applications:
ELISA, IF, FC

CTLA4 Recombinant Monoclonal Antibody
CSB-RA006163MA1HU
CSB-RA006163MA1HU FC

Tested Applications:
ELISA, WB, IF, FC

MMP9 Recombinant Monoclonal Antibody
CSB-RA014679MA1HU
CSB-RA014679MA1HU IHC

Tested Applications:
ELISA, IHC

PDCD1 Recombinant Monoclonal Antibody
CSB-RA240597A0HU
CSB-RA240597A0HU IHC

Tested Applications:
ELISA, WB, IHC

- 重組抗體

Target Product Name Species Reactivity Tested Applications Code
CD40 CD40 Recombinant Monoclonal Antibody Human ELISA, IF, FC CSB-RA004936MA1HU
CTLA4 CTLA4 Recombinant Monoclonal Antibody Human ELISA, IHC CSB-RA213310A0HU
CTLA4 CTLA4 Recombinant Monoclonal Antibody Human, Mouse ELISA, WB, IF, FC CSB-RA006163MA1HU
CXCL10 CXCL10 Recombinant Monoclonal Antibody Human ELISA, IHC CSB-RA903061A0HU
IL12B IL12B Recombinant Monoclonal Antibody Human ELISA, FC CSB-RA895985A0HU
IL23A IL23A Recombinant Monoclonal Antibody Human ELISA, WB CSB-RA251959A0HU
IL2RA IL2RA Recombinant Monoclonal Antibody Human ELISA, IF CSB-RA011649MA1HU
MADCAM1 MADCAM1 Recombinant Monoclonal Antibody Human ELISA, FC CSB-RA215817A0HU
MMP9 MMP9 Recombinant Monoclonal Antibody Human ELISA, IHC, FC CSB-RA014679A0HU
MS4A1 CD20 Recombinant Monoclonal Antibody Human ELISA CSB-RA015007A0HU
MS4A1 MS4A1 Recombinant Monoclonal Antibody Human ELISA CSB-RA015007A1HU
MS4A1 MS4A1 Recombinant Monoclonal Antibody Human, Dog, Macaca fascicularis ELISA CSB-RA015007MA3HU
MS4A1 MS4A1 Recombinant Monoclonal Antibody Human ELISA, IHC, IF CSB-RA015007MA4HU
PDCD1 PDCD1 Recombinant Monoclonal Antibody Human ELISA, WB, IHC CSB-RA240597A0HU
SELPLG SELPLG Recombinant Monoclonal Antibody Human ELISA, IHC CSB-RA567010A0HU

- 單克隆抗體

Target Product Name Species Reactivity Tested Applications Code
CTLA4 CTLA4 Monoclonal Antibody Human ELISA, WB, IHC CSB-MA006163A0m
IL2RA IL2RA Monoclonal Antibody Human ELISA, IHC CSB-MA000266
LAG3 LAG3 Monoclonal Antibody Human ELISA, WB, IHC, FC CSB-MA012719A0m
MS4A1 MS4A1 Monoclonal Antibody Human,Mouse,Rat ELISA, IHC CSB-MA000204
MS4A1 MS4A1 Monoclonal Antibody Human ELISA, IHC CSB-MA996413
TNF TNF Monoclonal Antibody Bovine ELISA CSB-MA084771A0m
TNF TNF Monoclonal Antibody Human,Mouse,Rat ELISA, WB, IHC CSB-MA080271
TNF TNF Monoclonal Antibody Human,Mouse,Rat ELISA, WB, IHC CSB-MA080272

- 多克隆抗體

Target Product Name Species Reactivity Tested Applications Code
CCL11 CCL11 Antibody Human ELISA, WB, IHC CSB-PA004775ESR2HU
CCL11 CCL11 Antibody Human, Mouse, Rat ELISA, WB CSB-PA005780
CCL11 CCL11 Antibody Human, Mouse, Rat ELISA, WB CSB-PA004775GA01HU
CCL20 CCL20 Antibody Human, Mouse ELISA, IHC CSB-PA389153
Ccr5 Ccr5 Antibody Mouse ELISA CSB-PA004844LA01MO
CCR5 CCR5 Antibody Human, Mouse ELISA, WB, IF CSB-PA004844LA01HU
CCR5 Phospho-CCR5 (S349) Antibody Human ELISA, WB CSB-PA000640
CCR5 CCR5 Antibody Human ELISA, WB CSB-PA006994
CCR5 Phospho-CCR5 (S336) Antibody Human, Mouse, Rat ELISA, WB CSB-PA006995
CCR5 CCR5 Antibody Human, Mouse, Rat ELISA, IHC CSB-PA006993
CCR5 CCR5 Antibody Human ELISA, WB, IHC CSB-PA792075
CCR5 CCR5 Antibody Human, Mouse, Rat ELISA, WB CSB-PA004844GA01HU
CCR5 CCR5 Antibody Human, Mouse ELISA, IHC CSB-PA548882
CCR5 CCR5 Antibody Human, Mouse ELISA, IHC CSB-PA265884
CCR5 CCR5 Antibody Human ELISA, WB CSB-PA572290
CCR5 Phospho-CCR5 (Ser349) Antibody Human ELISA, WB CSB-PA942331
CD3D CD3D Antibody Human ELISA, IHC CSB-PA004930ESR1HU
CD3D CD3D Antibody Human ELISA, WB CSB-PA001452
CD3D CD3D Antibody Human ELISA, WB CSB-PA005826
CD3D CD3D Antibody Human, Mouse, Rat ELISA, WB, IF CSB-PA004930GA01HU

● ELISA試劑盒

Target Product Name Sample Types Detection Range Code
CCL11 Human eosinophil chemotactic factor,ECF ELISA Kit serum, plasma, cell culture supernates, tissue homogenates 31.25 pg/mL-2000 pg/mL CSB-E04533h
CCL11 Rat Eotaxin 1 (Eotaxin 1/CCL11/ECF)ELISA Kit serum, plasma, tissue homogenates 15.6 pg/ml -1000 pg/ml CSB-E07319r
CCL20 Human Macrophage Inflammatory Protein-3α,MIP-3α ELISA kit serum, plasma, cell culture supernates 15.6 pg/mL-1000 pg/mL CSB-E04667h
CCL20 Mouse Macrophage Inflammatory Protein 3α,MIP-3α ELISA kit serum, plasma, tissue homogenates 39 pg/ml - 2500 pg/ml CSB-E04668m
CCL20 Rat macrophage inflammatory protein 3α,MIP-3α ELISA Kit serum, plasma, tissue homogenates 0.156 ng/ml - 10 ng/ml CSB-E04669r
CD40 Mouse Tumor necrosis factor receptor superfamily member 5(CD40) ELISA kit Request Information CSB-EL004936MO
CD6 Mouse cluster of differentiation 6(CD6) ELISA Kit Request Information CSB-EL004949MO
CTLA4 Human cytotoxic T lymphocyte associated antigen 4,CTLA-4 ELISA Kit serum, plasma, tissue homogenates 125 pg/mL-8000 pg/mL CSB-E09171h
CTLA4 Mouse cytotoxic T lymphocyte associated antigen 4,CTLA-4 ELISA Kit serum, plasma, tissue homogenates 0.312 ng/mL-20 ng/mL CSB-E13637m
CXCL10 Human interferon-inducible protein 10,IP-10 ELISA Kit serum, plasma, tissue homogenates 31.25 pg/mL-2000 pg/mL CSB-E08181h
CXCL10 Rat interferon-inducible protein 10,IP-10 ELISA Kit serum, plasma, tissue homogenates 781.25 pg/mL-50000 pg/mL CSB-E08182r
CXCL10 Mouse interferon-inducible protein 10,IP-10 ELISA Kit serum, plasma, tissue homogenates 0.312 ng/ml - 20 ng/ml CSB-E08183m
CXCL10 Monkey C-X-C motif chemokine 10(CXCL10) ELISA kit serum, plasma, tissue homogenates 62.5 pg/mL-4000 pg/mL CSB-EL006240RH
IL12A Bovine Interleukin 12,IL-12 ELISA Kit serum, plasma, tissue homogenates 6.25 pg/mL-400 pg/mL CSB-E14010B
IL12B Human Interleukin 12,IL-12/P40 ELISA KIT serum, plasma, tissue homogenates 0.156 ng/ml-10 ng/ml CSB-E04598h
IL12B Mouse interleukin 12,IL-12/P40 ELISA KIT serum, plasma, tissue homogenates 15.6 pg/mL-1000 pg/mL CSB-E07360m
IL12B Pig Interleukin 12,IL-12/P40 ELISA KIT serum, plasma, cell culture supernates 15.6 pg/mL-1000 pg/mL CSB-E11341p
IL12B Goat interleukin 12,IL-12/P40 ELISA KIT serum, plasma, tissue homogenates, cell lysates 9.38 pg/mL-600 pg/mL CSB-E12103G
IL13 Human Interleukin 13,IL-13 ELISA KIT serum, plasma, tissue homogenates 0.39 ng/ml-25 ng/ml. CSB-E04601h
IL13 Mouse Interleukin 13,IL-13 ELISA Kit serum, plasma, tissue homogenates 78 pg/ml - 5000 pg/ml CSB-E04602m

參考文獻:

[1] Identifying Novel Inflammatory Protein Biomarkers and Drug Targets of Inflammatory Bowel Disease by Integrating Mendelian Randomization, Bioinformatics, and Druggability Analysis. Int Arch Allergy Immunol, 2025.

[2] Molecular Targets and Mechanisms of Scutellariae radix - Coptidis rhizoma Drug Pair for the Treatment of Ulcerative Colitis Based on Network Pharmacology and Molecular Docking. Evid Based Complement Alternat Med, 2021.

[3] A Pharmacoinformatics Analysis of Artemisinin Targets and de novo Design of Hits for Treating Ulcerative Colitis. Front Pharmacol, 2022.

自身免疫疾病