前沿靶點(diǎn)速遞:每周醫(yī)學(xué)研究精選(二十四)
日期:2024-12-25 08:52:33
靶點(diǎn):MYO1F
應(yīng)用:外周T細(xì)胞淋巴瘤的精準(zhǔn)治療
來源:MYO1F regulates T-cell activation and glycolytic metabolism by promoting the acetylation of GAPDH. Cell Mol Immunol, 2024 Dec 13.
靶點(diǎn):IL-22RA1
應(yīng)用:2型糖尿病的潛在治療靶點(diǎn)
來源:Pancreatic β cell interleukin-22 receptor subunit alpha 1 deficiency impairs β cell function in type 2 diabetes via cytochrome b5 reductase 3. Cell Rep, 2024 Sep 13.
靶點(diǎn):DYRK4
應(yīng)用:抗病毒治療新靶點(diǎn)
來源:DYRK4 upregulates antiviral innate immunity by promoting IRF3 activation. Cancer Cell, 2024 Dec 09.
靶點(diǎn):IL-23R、CCL5、MIA、CNTN4
應(yīng)用:衰老治療靶點(diǎn)
來源:IL-23R is a senescence-linked circulating and tissue biomarker of aging. Nat Aging, 2024 Dec 10.
靶點(diǎn):TULP3
應(yīng)用:抗衰老藥物潛在靶點(diǎn)
來源:Lithocholic acid phenocopies anti-ageing effects of calorie restriction. Nature, 2024 Dec 18.
Lithocholic acid binds TULP3 to activate sirtuins and AMPK to slow down ageing. Nature, 2024 Dec 18.
靶點(diǎn):SIRT6
應(yīng)用:阿爾茨海默病潛在治療靶點(diǎn)
來源:The deacetylase SIRT6 reduces amyloid pathology and supports cognition in mice by reducing the stability of APP in neurons. Sci Signal, 2024 Dec 10.
靶點(diǎn):YTHDF2
應(yīng)用:B細(xì)胞惡性腫瘤的潛在治療靶點(diǎn)
來源:YTHDF2 promotes ATP synthesis and immune evasion in B cell malignancies. Cell, 2024 Dec 12.
推薦產(chǎn)品
參考文獻(xiàn):
[1] MYO1F regulates T-cell activation and glycolytic metabolism by promoting the acetylation of GAPDH. Cell Mol Immunol, 2024 Dec 13.
[2] Pancreatic β cell interleukin-22 receptor subunit alpha 1 deficiency impairs β cell function in type 2 diabetes via cytochrome b5 reductase 3. Cell Rep, 2024 Sep 13.
[3] DYRK4 upregulates antiviral innate immunity by promoting IRF3 activation. Cancer Cell, 2024 Dec 09.
[4] IL-23R is a senescence-linked circulating and tissue biomarker of aging. Nat Aging, 2024 Dec 10.
[5] Lithocholic acid phenocopies anti-ageing effects of calorie restriction. Nature, 2024 Dec 18.
[6] Lithocholic acid binds TULP3 to activate sirtuins and AMPK to slow down ageing. Nature, 2024 Dec 18.
[7] The deacetylase SIRT6 reduces amyloid pathology and supports cognition in mice by reducing the stability of APP in neurons. Sci Signal, 2024 Dec 10.
[8] YTHDF2 promotes ATP synthesis and immune evasion in B cell malignancies. Cell, 2024 Dec 12.
應(yīng)用:外周T細(xì)胞淋巴瘤的精準(zhǔn)治療
來源:MYO1F regulates T-cell activation and glycolytic metabolism by promoting the acetylation of GAPDH. Cell Mol Immunol, 2024 Dec 13.

(圖源:10.1038/s41423-024-01247-6.[1])
電子科技大學(xué)和四川省人民醫(yī)院的王晨輝教授團(tuán)隊(duì)在《Cellular & Molecular Immunology》雜志上發(fā)表的研究揭示了MYO1F在T細(xì)胞激活和代謝調(diào)控中的新機(jī)制,以及MYO1F-VAV1融合蛋白導(dǎo)致外周T細(xì)胞淋巴瘤(PTCL)的分子機(jī)制。研究發(fā)現(xiàn)MYO1F在TCR激活T細(xì)胞過程中發(fā)揮關(guān)鍵作用,其酪氨酸607和634位點(diǎn)的磷酸化對(duì)于MYO1F與α-TAT1的結(jié)合至關(guān)重要,這一過程促進(jìn)了GAPDH的乙酰化和T細(xì)胞的激活及糖酵解代謝。MYO1F-VAV1融合蛋白作為復(fù)發(fā)性PTCL的驅(qū)動(dòng)因素,通過增強(qiáng)與α-TAT1的結(jié)合,導(dǎo)致GAPDH過高水平乙酰化和異常激活,進(jìn)而引起T細(xì)胞異常增殖和代謝失調(diào)。抑制GAPDH活性能顯著延長hVAV1-MYO1F基因敲入小鼠的生存期,且在PTCL患者樣本中觀察到GAPDH高乙酰化水平。這項(xiàng)研究不僅增進(jìn)了我們對(duì)T細(xì)胞激活與代謝調(diào)控機(jī)制的理解,而且為未來免疫細(xì)胞功能失調(diào)和腫瘤形成的研究提供了新的視角,同時(shí)為T細(xì)胞的功能調(diào)控以及PTCL的精準(zhǔn)治療提供了新的線索和靶標(biāo)。靶點(diǎn):IL-22RA1
應(yīng)用:2型糖尿病的潛在治療靶點(diǎn)
來源:Pancreatic β cell interleukin-22 receptor subunit alpha 1 deficiency impairs β cell function in type 2 diabetes via cytochrome b5 reductase 3. Cell Rep, 2024 Sep 13.

(圖源:10.1016/j.celrep.2024.115057.[2])
上海交通大學(xué)醫(yī)學(xué)院附屬第六人民醫(yī)院胡承研究員、徐捷博士后以及合作團(tuán)隊(duì)在《Cell Reports》雜志上發(fā)表的研究揭示了2型糖尿病(T2D)中胰島β細(xì)胞功能障礙的新機(jī)制。研究發(fā)現(xiàn),在T2D患者和動(dòng)物模型中,胰島β細(xì)胞的IL-22RA1表達(dá)下調(diào),導(dǎo)致線粒體功能受損、ATP合成減少和胰島素分泌不足。研究表明,IL-22RA1的缺失會(huì)降低CYB5R3的表達(dá),而補(bǔ)充CYB5R3或使用其激動(dòng)劑能夠改善線粒體功能障礙和胰島素分泌缺陷。此外,研究還發(fā)現(xiàn)c-Jun是CYB5R3的負(fù)調(diào)節(jié)因子,STAT3信號(hào)通路通過影響c-Jun的水平間接調(diào)控CYB5R3表達(dá)和胰島素分泌。這項(xiàng)研究不僅為理解胰島β細(xì)胞功能障礙提供了新的視角,還可能為2型糖尿病的發(fā)病機(jī)制和治療策略提供新的分子靶點(diǎn)。靶點(diǎn):DYRK4
應(yīng)用:抗病毒治療新靶點(diǎn)
來源:DYRK4 upregulates antiviral innate immunity by promoting IRF3 activation. Cancer Cell, 2024 Dec 09.

(圖源:10.1038/s44319-024-00352-x.[3])
武漢大學(xué)孫桂鴻和郭明雄團(tuán)隊(duì)在《EMBO Reports》上發(fā)表的研究揭示了雙特異性酪氨酸磷酸化調(diào)節(jié)激酶4(DYRK4)在抗病毒天然免疫反應(yīng)中的重要作用。研究發(fā)現(xiàn),DYRK4通過作為支架蛋白招募TRIM71和LUBAC至IRF3,增加IRF3的線性泛素化,從而在病毒感染期間維持IRF3的穩(wěn)定性和激活,并促進(jìn)IRF3介導(dǎo)的抗病毒反應(yīng)。這項(xiàng)工作不僅闡明了DYRK4在病毒觸發(fā)的IRF3激活、IFNβ誘導(dǎo)和細(xì)胞抗病毒應(yīng)答中的關(guān)鍵作用,而且為理解IRF3在病毒感染時(shí)如何維持其穩(wěn)定性和激活提供了新的分子機(jī)制見解,這對(duì)于開發(fā)新的抗病毒治療策略具有重要意義。靶點(diǎn):IL-23R、CCL5、MIA、CNTN4
應(yīng)用:衰老治療靶點(diǎn)
來源:IL-23R is a senescence-linked circulating and tissue biomarker of aging. Nat Aging, 2024 Dec 10.

(圖源:10.1038/s43587-024-00752-7.[4])
一項(xiàng)發(fā)表在《Nature Aging》的研究深入探討了衰老的分子機(jī)制,并嘗試通過抗衰老療法(Senotherapeutics)逆轉(zhuǎn)衰老過程。研究團(tuán)隊(duì)利用Olink近距離延伸分析技術(shù)(PEA)對(duì)不同年齡和性別的小鼠血漿蛋白進(jìn)行系統(tǒng)性分析,發(fā)現(xiàn)了包括IL-23R和CCL5在內(nèi)的一系列與衰老密切相關(guān)的蛋白,這些蛋白作為潛在的生物標(biāo)志物和治療靶點(diǎn),有助于評(píng)估衰老程度和干預(yù)衰老。研究還測(cè)試了Venetoclax、Navitoclax、fisetin或luteolin等抗衰老藥物對(duì)這些衰老標(biāo)志物的影響,發(fā)現(xiàn)它們能夠逆轉(zhuǎn)與衰老相關(guān)的血漿蛋白變化。這些發(fā)現(xiàn)為全身衰老細(xì)胞負(fù)荷提供了潛在的生物標(biāo)志物,并可能成為未來診斷或預(yù)后工具,以及早衰器官間通訊的介質(zhì),為抗衰老治療提供了新的研究方向。靶點(diǎn):TULP3
應(yīng)用:抗衰老藥物潛在靶點(diǎn)
來源:Lithocholic acid phenocopies anti-ageing effects of calorie restriction. Nature, 2024 Dec 18.
Lithocholic acid binds TULP3 to activate sirtuins and AMPK to slow down ageing. Nature, 2024 Dec 18.

(圖源:10.1038/s41586-024-08348-2.[6])
廈門大學(xué)生命科學(xué)學(xué)院林圣彩院士團(tuán)隊(duì)在《Nature》期刊上同時(shí)發(fā)表了兩項(xiàng)關(guān)于抗衰老的重要研究成果,揭示了卡路里限制(CR)模擬物石膽酸(LCA)及其延緩衰老、延長壽命的作用機(jī)制。研究發(fā)現(xiàn),石膽酸通過結(jié)合TULP3分子靶點(diǎn),激活sirtuin-v-ATPase信號(hào)軸,進(jìn)而激活A(yù)MPK蛋白,發(fā)揮延緩衰老的關(guān)鍵作用。在線蟲、果蠅和小鼠中的實(shí)驗(yàn)驗(yàn)證了石膽酸的抗衰老和延壽效果,這些效果依賴于AMPK的激活。這兩項(xiàng)研究不僅闡明了卡路里限制背后的分子機(jī)制,為開發(fā)新的抗衰老藥物提供了潛在靶點(diǎn)和理論基礎(chǔ),還為未來石膽酸作為新的長壽藥物的臨床驗(yàn)證提供了科學(xué)依據(jù),有可能補(bǔ)全了機(jī)體感知卡路里限制引起的代謝信號(hào)并發(fā)揮延緩衰老作用的知識(shí)空白。靶點(diǎn):SIRT6
應(yīng)用:阿爾茨海默病潛在治療靶點(diǎn)
來源:The deacetylase SIRT6 reduces amyloid pathology and supports cognition in mice by reducing the stability of APP in neurons. Sci Signal, 2024 Dec 10.

(圖源:10.1126/scisignal.ado1035.[7])
中國醫(yī)科大學(xué)曹流教授課題組在《Science Signaling》上發(fā)表的研究揭示了Sirtuin家族成員SIRT6在阿爾茨海默病(AD)中的新作用機(jī)制。研究發(fā)現(xiàn)SIRT6通過去乙酰化淀粉樣前體蛋白(APP)降低其穩(wěn)定性,促進(jìn)APP的蛋白酶體降解,減少淀粉樣蛋白病理。在衰老和AD模型小鼠中,SIRT6蛋白豐度降低與APP蛋白表達(dá)量增多密切相關(guān)。SIRT6能與APP相互作用,去乙酰化APP的特定賴氨酸殘基,增加APP的泛素化修飾,導(dǎo)致其降解增強(qiáng),Aβ產(chǎn)生減少。此外,使用SIRT6激活劑MDL-800治療AD模型小鼠,可以減少淀粉樣斑塊沉積,保護(hù)神經(jīng)元,并改善認(rèn)知功能障礙。這項(xiàng)研究不僅闡明了SIRT6在調(diào)控APP穩(wěn)定性中的作用,還為阿爾茨海默病的治療提供了新的潛在靶點(diǎn)和治療策略。靶點(diǎn):YTHDF2
應(yīng)用:B細(xì)胞惡性腫瘤的潛在治療靶點(diǎn)
來源:YTHDF2 promotes ATP synthesis and immune evasion in B cell malignancies. Cell, 2024 Dec 12.

(圖源:10.1016/j.cell.2024.11.007.[8])
在《Cell》雜志上發(fā)表的研究中,科學(xué)家們揭示了YTHDF2蛋白在B細(xì)胞惡性腫瘤中的雙重作用,即促進(jìn)ATP合成和免疫逃逸。研究發(fā)現(xiàn),YTHDF2在B細(xì)胞惡性腫瘤中異常高表達(dá),通過識(shí)別m5C修飾的F型ATP合成酶亞基mRNAs,穩(wěn)定其表達(dá),顯著提高ATP的合成效率,為癌細(xì)胞的快速生長提供能量。同時(shí),YTHDF2也能識(shí)別m6A修飾的CD19和MHC-II類分子mRNAs,促進(jìn)其降解,削弱癌細(xì)胞對(duì)免疫系統(tǒng)的可見性,幫助腫瘤細(xì)胞逃避免疫療法的殺傷。此外,研究人員發(fā)現(xiàn)了YTHDF2的抑制劑CCI-38,該藥物能顯著抑制ATP合成,恢復(fù)CD19和MHC-II分子的表達(dá),增強(qiáng)CAR-T細(xì)胞和BiTE療法對(duì)腫瘤的殺傷效果。這項(xiàng)研究不僅闡明了RNA修飾在腫瘤發(fā)生與免疫治療中的重要作用,而且為B細(xì)胞惡性腫瘤的治療提供了新的靶點(diǎn)和藥物選擇。推薦產(chǎn)品
靶點(diǎn) | 重組蛋白 | 貨號(hào) |
CCL5 | Recombinant Human C-C motif chemokine 5 (CCL5) | CSB-EP004800HU |
DYRK4 | Recombinant Human Dual specificity tyrosine-phosphorylation-regulated kinase 4 (DYRK4) | CSB-EP882080HU |
IL22RA1 | Recombinant Human Interleukin-22 receptor subunit alpha-1 (IL22RA1), partial | CSB-EP822717HU |
IL23R | Recombinant Human Interleukin-23 receptor (IL23R), partial (Active) | CSB-AP004371HU |
MIA | Recombinant Human Melanoma-derived growth regulatory protein (MIA) (Active) | CSB-AP000431HU |
MYO1F | Recombinant Human Unconventional myosin-If (MYO1F), partial | CSB-EP015343HU |
SIRT6 | Recombinant Human NAD-dependent protein deacetylase sirtuin-6 (SIRT6) | CSB-EP854057HU |
TULP3 | Recombinant Human Tubby-related protein 3 (TULP3) | CSB-EP025348HU |
YTHDF2 | Recombinant Human YTH domain-containing family protein 2 (YTHDF2) | CSB-EP896902HUc7 |
參考文獻(xiàn):
[1] MYO1F regulates T-cell activation and glycolytic metabolism by promoting the acetylation of GAPDH. Cell Mol Immunol, 2024 Dec 13.
[2] Pancreatic β cell interleukin-22 receptor subunit alpha 1 deficiency impairs β cell function in type 2 diabetes via cytochrome b5 reductase 3. Cell Rep, 2024 Sep 13.
[3] DYRK4 upregulates antiviral innate immunity by promoting IRF3 activation. Cancer Cell, 2024 Dec 09.
[4] IL-23R is a senescence-linked circulating and tissue biomarker of aging. Nat Aging, 2024 Dec 10.
[5] Lithocholic acid phenocopies anti-ageing effects of calorie restriction. Nature, 2024 Dec 18.
[6] Lithocholic acid binds TULP3 to activate sirtuins and AMPK to slow down ageing. Nature, 2024 Dec 18.
[7] The deacetylase SIRT6 reduces amyloid pathology and supports cognition in mice by reducing the stability of APP in neurons. Sci Signal, 2024 Dec 10.
[8] YTHDF2 promotes ATP synthesis and immune evasion in B cell malignancies. Cell, 2024 Dec 12.