聚合全网优质知识内容，持续更新AI科普、编程小知识、医学健康、科学前沿、心理成长、外刊精选、设计资源与实用干货，帮助用户高效获取有价值的学习资料和知识分享。https://learn.88lin.eu.org/?channel=CNSmydreamhttps://learn.88lin.eu.org/posts/CNSmydream-531https://learn.88lin.eu.org/posts/CNSmydream-531Fri, 21 Nov 2025 02:58:48 GMT<div class="image-list-container image-list-even"> <button type="button" class="image-preview-button image-preview-wrap" popovertarget="modal-CNSmydream-531-0" popovertargetaction="show" aria-label="Open image preview: 免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”"> <img src="/static/https://cdn5.telesco.pe/file/fhJwxPzujo8bbiA8Kbsh70XC20f6mizjJa8LXMCQiE2yeg9hO2VT_jrJLEg3vXxufehY-pe_UcjYQuNuZiead7ZVHg1nQ9tstkGE-z4H9DvVjszrlq6eK0AxogzHiC0H5V9fcOy_Da3DrMmS0fTs_wMwi_EeVUf6EkYIN727hPGQGOH6YXZu0--M40_xyYNHVBsMkyC-wR6F3Cva0iOjGAn9qEH7-yBfsUhLwraBnARhXxbOKeb1b2tc8q7Y_uyVsClh3A0mCNjbWEQUM3jnLlMx9UhfQMgP_1pOkrGP8XvLunYQiC_z7wgP3U-mmnNP-5zmsKxnBJazmQ4Mg3n7rA.jpg" alt="免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”" width="453" height="129" loading="eager" /> </button> <div class="modal" id="modal-CNSmydream-531-0" popover="auto" aria-label="Image preview"> <button type="button" class="modal__backdrop" popovertarget="modal-CNSmydream-531-0" popovertargetaction="hide" aria-label="Close image preview"></button> <button type="button" class="modal__close" popovertarget="modal-CNSmydream-531-0" popovertargetaction="hide" aria-label="Close image preview">×</button> <div class="modal__surface"> </div> </div> <button type="button" class="image-preview-button image-preview-wrap" popovertarget="modal-CNSmydream-531-1" popovertargetaction="show" aria-label="Open image preview: 免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”"> <img src="/static/https://cdn5.telesco.pe/file/pj5mrvU2a4QN9P6BuRyHRRjEhTBQfH28rtd2odXu7cKRsP1AwYNdZASZCUBMBNhnCzXL1DrgaQsnQxfdkqpa_XVO1WPuAabws7unh30sxJI2QKAEuccuH8tpEKYeiV_o56J4ha47vibTXD04ZxZjbuYukRa689M57fR_IOob-Uc8k9BCfyynFe-XFBAIXzfb6pXy7HaZTPYJCYBeGYAufIzwrtaGdpz39-22zNawNCT-DmnAnKpz8tEdvZfQK5e9E5M3-4G2c1S3Ya_HNmPfoRDOfd-D0G_fvUP_dh4JVSJg3f7M_T66ISakiEUQM9ja1xDzv3xiCoupt7A-wFMIDw.jpg" alt="免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”" width="146" height="146" loading="eager" /> </button> <div class="modal" id="modal-CNSmydream-531-1" popover="auto" aria-label="Image preview"> <button type="button" class="modal__backdrop" popovertarget="modal-CNSmydream-531-1" popovertargetaction="hide" aria-label="Close image preview"></button> <button type="button" class="modal__close" popovertarget="modal-CNSmydream-531-1" popovertargetaction="hide" aria-label="Close image preview">×</button> <div class="modal__surface"> </div> </div> <button type="button" class="image-preview-button image-preview-wrap" popovertarget="modal-CNSmydream-531-2" popovertargetaction="show" aria-label="Open image preview: 免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”"> <img src="/static/https://cdn5.telesco.pe/file/Hac8gSoOayR18a6-TfH111D3_jteIBpV_B4cyvUuEtZWmx_3ErrGRzCeno9WmFcuKzxlw2HnRX4o1cthhQIzVmofS5FQeEIxCB0XPScknx9IgEjOWg4636akBWKBX81tFEnnyjcECVPqVz2qgkJOxDjUFO9HN5qyxlQh20dJaxqe5QHceRLLb7rLfnbVDdHh-msIeZyiD5rHC-ZrRQJ4LcSbDbmQ-_JIvdtn_269PyGwgscSgg7Xi_cC6K1xkxm0EgNnyHCO_mbxDM0kjt8uZBtfXUJKM8goenaIirAopExbp_gxx6V8xM4b_ZnZzjZrA-qQTYKenRJj5aAbC5Y1NQ.jpg" alt="免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”" width="155" height="146" loading="eager" /> </button> <div class="modal" id="modal-CNSmydream-531-2" popover="auto" aria-label="Image preview"> <button type="button" class="modal__backdrop" popovertarget="modal-CNSmydream-531-2" popovertargetaction="hide" aria-label="Close image preview"></button> <button type="button" class="modal__close" popovertarget="modal-CNSmydream-531-2" popovertargetaction="hide" aria-label="Close image preview">×</button> <div class="modal__surface"> </div> </div> <button type="button" class="image-preview-button image-preview-wrap" popovertarget="modal-CNSmydream-531-3" popovertargetaction="show" aria-label="Open image preview: 免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”"> <img src="/static/https://cdn5.telesco.pe/file/AIAqWoRzcudvhjtfFac0jl3a3ocRHfXV-80dEXf3eWpf_ohzcMBFkckYS-i77xABWaG4jzOWKoXJuokxwxdAXLmvzwDVPJVnVIZiCmLBwn22dCO2e9thNUkt4dljnFXXzBoXlWrjNRtJylpe03vMFCP5E0LJfRgmn64hJFmkZ28XkA7kpm-IpGXApCdatBNM5TrSNFKh1dcF_fOTWJYY0zgQyRlNwzSqBssjDMvwbhQndkeAPDyRsTB8Z2wCYgCKhfInZY3Jj6rqX45JhK9K5mkuwI77DHJpgieEcIUqhsJ3I2zqSExs6lbw6rB8qBwN72toXxVr7U6Iqa0YD6_1Ww.jpg" alt="免疫细胞的“刹车”与“油门”调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”" width="148" height="146" loading="eager" /> </button> <div class="modal" id="modal-CNSmydream-531-3" popover="auto" aria-label="Image preview"> <button type="button" class="modal__backdrop" popovertarget="modal-CNSmydream-531-3" popovertargetaction="hide" aria-label="Close image preview"></button> <button type="button" class="modal__close" popovertarget="modal-CNSmydream-531-3" popovertargetaction="hide" aria-label="Close image preview">×</button> <div class="modal__surface"> </div> </div> </div><div class="tgme_widget_message_text js-message_text">免疫细胞的“刹车”与“油门”<br /><br />调节性T细胞（Treg）是免疫系统的“维稳部队”，防止免疫反应过度伤及自身，而FOXP3基因则是维持其功能的“总司令”。长期以来科学家困惑于一点：小鼠的普通T细胞对FOXP3“绝缘”，而人类普通T细胞在受刺激后却能短暂表达它 。最新发表在《Immunity》的研究利用CRISPR全基因组扫描技术，终于破解了这一谜题 。<br /><br />原来，FOXP3基因周围分布着复杂的“电路开关”：既有促进表达的“油门”（如新发现的NS+区域），也有抑制表达的“刹车”（NS-区域）。研究发现，人类普通T细胞之所以能表达FOXP3，是因为其“油门”在特定条件下能克服“刹车”的阻力；反观小鼠，其NS-区域的抑制作用极强，相当于“焊死了刹车”，彻底阻断了基因表达 。<br /><br />这一发现不仅解释了物种间的免疫差异，更绘制了一幅精准的基因调控地图 。未来，科学家或许能通过基因编辑技术微调这些“开关”——松开刹车或踩下油门，精准操控T细胞的功能，从而为自身免疫病或癌症的免疫治疗提供全新的解决方案 。<br /><br /><blockquote>老鼠：虽然我个头小，但我基因里的“刹车片”质量可是比你们人类严实多了。</blockquote><br /><br />来源：<a href="https://doi.org/10.1016/j.immuni.2025.10.020" target="_blank" rel="noopener" title="Immunity">Immunity</a><br /><br /><a href="/search/result?q=%23FOXP3&amp;channel=CNSmydream" title="#FOXP3">#FOXP3</a> <a href="/search/result?q=%23CRISPR&amp;channel=CNSmydream" title="#CRISPR">#CRISPR</a> <a href="/search/result?q=%23%E5%85%8D%E7%96%AB%E6%B2%BB%E7%96%97&amp;channel=CNSmydream" title="#免疫治疗">#免疫治疗</a><br /><br /><i class="emoji"><b>🧬</b></i> <a href="https://t.me/CNSmydream" target="_blank" rel="noopener" title="频道">频道</a> ｜ <i class="emoji"><b>🧑‍🔬</b></i> <a href="https://t.me/CNSmydream2" target="_blank" rel="noopener" title="群组">群组</a> ｜ <i class="emoji"><b>📨</b></i> <a href="https://t.me/sciReviewer_bot" target="_blank" rel="noopener" title="投稿">投稿</a></div>