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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" article-type="research-article" dtd-version="1.1" xml:lang="zh" xsi:noNamespaceSchemaLocation="https://jats.nlm.nih.gov/publishing/1.1/xsd/JATS-journalpublishing1.xsd"><front><journal-meta><!-- 出版商赋予期刊ID--><journal-id journal-id-type="publisher-id">YIKE</journal-id><journal-title-group><!-- 期刊中文全称--><journal-title>安徽医科大学学报</journal-title><!-- 期刊英文全称--><journal-title xml:lang="en">Acta Universitatis Medicinalis Anhui</journal-title><!-- 期刊英文缩写--><abbrev-journal-title abbrev-type="publisher" xml:lang="en">Acta Universitatis Medicinalis Anhui</abbrev-journal-title><!-- 期刊中文缩写--><abbrev-journal-title abbrev-type="publisher">安徽医科大学学报</abbrev-journal-title></journal-title-group><!-- 期刊ISSN号--><issn pub-type="ppub">1000-1492</issn><!-- 期刊CN号--><issn pub-type="cn">34-1065/R</issn><publisher><!--出版商英文名称【预置实体】 待确认 --><publisher-name xml:lang="en">Anhui Lianzhong Printing Limited Company</publisher-name><!--出版商英文地址【预置实体】 --><publisher-loc xml:lang="en">Editorial Board of Acta Universitatis Medi-cinalis Anhui Meishan Road , Hefei 230032</publisher-loc><!-- 出版商中文名称【预置实体】--><publisher-name>《安徽医科大学学报》编辑部</publisher-name><!--出版商中文地址【预置实体】 --><publisher-loc>安徽省合肥市安徽医科大学校内老图书馆三楼</publisher-loc></publisher></journal-meta><article-meta><article-id pub-id-type="manuscript">T553</article-id><article-id pub-id-type="publisher-id">1000–1492（2026）03–0533–07</article-id><article-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.020</article-id><article-categories><subj-group subj-group-type="clc"><subject>R 713.4</subject></subj-group><subj-group subj-group-type="dc"><subject>A</subject></subj-group><subj-group subj-group-type="heading"><subject>基础医学研究</subject></subj-group></article-categories><title-group><article-title>LncRNA SNHG16靶向miR-141-3p/HMGB1轴对子宫腺肌病异位子宫内膜间质细胞血管生成的影响</article-title><trans-title-group xml:lang="en"><trans-title>Effect of LncRNA SNHG16 targeting miR-141-3p/HMGB1 axis on angiogenesis of endometrial stromal cells in ectopic adenomyosis</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern"><surname>刘</surname><given-names>婷</given-names></name><name name-style="eastern" xml:lang="en"><surname>Liu</surname><given-names>Ting</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/><xref ref-type="corresp" rid="cor1"/><xref ref-type="author-notes" rid="fna1"/></contrib><contrib contrib-type="author"><name-alternatives><name name-style="eastern"><surname>王</surname><given-names>明阳</given-names></name><name name-style="eastern" xml:lang="en"><surname>Wang</surname><given-names>Mingyang</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name name-style="eastern"><surname>邹</surname><given-names>晓锋</given-names></name><name name-style="eastern" xml:lang="en"><surname>Zou</surname><given-names>Xiaofeng</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><aff-alternatives id="aff1"><aff><institution>遵义医科大学附属医院妇科</institution>，<city>遵义</city>  <postal-code>563000</postal-code></aff><aff xml:lang="en"><institution>Gynecology Department of Zunyi Medical University Affiliated Hospital</institution>，<city>Zunyi</city>    <postal-code>563000</postal-code></aff></aff-alternatives></contrib-group><author-notes><corresp xml:lang="en" id="cor1"><named-content content-type="corresp-name">Liu Ting</named-content>， E-mail：<email>l_2865@163.com</email></corresp><fn fn-type="other" specific-use="about-author" id="fna1"><p><named-content content-type="corresp-name">刘  婷</named-content>，女，硕士研究生，副主任医师，通信作者，E-mail：<email>l_2865@163.com</email></p></fn></author-notes><pub-date pub-type="epub" iso-8601-date="2026-02-11T10：19：11"><day>11</day><month>02</month><year>2026</year></pub-date><pub-date pub-type="ppub"><day>23</day><month>03</month><year>2026</year></pub-date><volume>61</volume><issue>3</issue><fpage>533</fpage><lpage>539</lpage><page-range>533-539</page-range><history><date date-type="accepted"><day>31</day><month>12</month><year>2025</year></date></history><abstract abstract-type="key-points"><sec><title>目的</title><p>探讨干扰长链非编码RNA（LncRNA）核仁小分子RNA宿主基因16（<italic>SNHG16</italic>）通过靶向上调微小RNA（miR）-141-3p抑制高迁移率族蛋白B1（HMGB1），改善子宫腺肌病（AM）异位子宫内膜间质细胞（EScs）血管生成。</p></sec><sec><title>方法</title><p>定量逆转录聚合酶链式反应（qRT-PCR）检测52例AM患者子宫内膜组织（AM组）及因宫颈癌、卵巢癌需切除子宫的52例患者的子宫内膜组织（对照组）中SNHG16、miR-141-3p、HMGB1 mRNA表达水平；将Y14细胞分为小发夹RNA（shRNA）NC组、shRNA SNHG16组、shRNA SNHG16+miR-141-3p抑制剂（inhibitor）组、shRNA SNHG16+inhibitor NC组、blank组，验证miR-141-3p与SNHG16、HMGB1的靶向关系；qRT-PCR检测Y14细胞中S<italic>NHG16</italic>、<italic>miR-141-3p、HMGB1</italic> mRNA表达水平；CCK-8、Transwell实验检测细胞增殖、侵袭和迁移；免疫荧光测定微血管密度（MVD）；Western blot检测缺氧诱导因子α（HIF-1α）、环氧化酶-2（Cox-2）及血管内皮生长因子（VEGF）、HMGB1蛋白表达。</p></sec><sec><title>结果</title><p>AM组<italic>SNHG16</italic>、<italic>HMGB1</italic> mRNA表达高于对照组，但<italic>miR-141-3p</italic>表达低于对照组（<italic>P</italic>0.05）；shRNA SNHG16组<italic>SNHG16</italic>、<italic>HMGB1</italic> mRNA表达、细胞增殖率、迁移、侵袭数、MVD、VEGF、HIF-1α、Cox-2及HMGB1蛋白表达低于blank组、shRNA NC组，miR-141-3p表达高于blank组、shRNA NC组（<italic>P</italic>0.05）；抑制miR-141-3p逆转了干扰SNHG16对EScs血管生成的改善作用。</p></sec><sec><title>结论</title><p>干扰LncRNA SNHG16通过靶向上调miR-141-3p抑制HMGB1，改善EScs血管生成，抑制EScs增殖、迁移和侵袭。</p></sec></abstract><trans-abstract abstract-type="key-points" xml:lang="en"><sec><title>Objective</title><p>To investigate the effect of interfering with long noncoding RNA （LncRNA） small nucleolar RNA host gene16 （<italic>SNHG16</italic>） on improving angiogenesis of ectopic endometrial stromal cells （EScs） in adenomyosis （AM） by targeting upregulation of miRNA （miR）-141-3p and inhibition of high mobility group box-1 protein （HMGB1）.</p></sec><sec><title>Methods</title><p>The expression levels of SNHG16， miR-141-3p and HMGB1 mRNA in endometrial tissues of 52 patients with adenomyosis （AM group） and 52 patients who needed hysterectomy due to cervical cancer or ovarian cancer （control group） were detected by quantitative reverse transcription polymerase chain reaction （qRT-PCR）. Y14 cells were divided into small hairpin RNA （shRNA） NC group， shRNA SNHG16 group， shRNA SNHG16+miR-141-3p inhibitor （inhibitor） group， shRNA SNHG16+inhibitor NC group and blank group. The targeting relationship between miR-141-3p and SNHG16 as well as HMGB1 was verified. The expression levels of <italic>SNHG16</italic>， <italic>miR</italic>-1<italic>41</italic>-<italic>3p</italic> and <italic>HMGB1</italic> mRNA in Y14 cells were detected by qRT-PCR. CCK-8 and Transwell assay were used to detect cell proliferation， invasion and migration. Microvascular density （MVD） was determined by immunofluorescence. The expressions of hypoxia-inducing factor α （HIF-1α）， cyclooxygenase-2 （Cox-2）， vascular endothelial growth factor （VEGF） and HMGB1 were detected by Western blot.</p></sec><sec><title>Results</title><p>The expression of <italic>SNHG16</italic> and <italic>HMGB1</italic> mRNA in AM group was higher than that in control group， but the expression of <italic>miR</italic>-1<italic>41</italic>-<italic>3p </italic>was lower than that in control group （<italic>P</italic>0.05）. The expression of <italic>SNHG16</italic>， <italic>HMGB1</italic> mRNA， proliferation rate， migration， invasion number， MVD， expression of VEGF， HIF-1 α， Cox-2， and HMGB1 proteins in the shRNA SNHG16 group were lower than those in the blank group and shRNA NC group， while the expression of miR-141-3p was higher than that in the blank group and shRNA NC group （<italic>P</italic>0.05）. Inhibition of miR-141-3p reversed the improvement of EScs angiogenesis by interfering with SNHG16.</p></sec><sec><title>Conclusion</title><p>Interference with LncRNA SNHG16 improves EScs angiogenesis and inhibits proliferation， migration， and invasion of EScs by targeting upregulation of miR-141-3p and inhibition of HMGB1.</p></sec></trans-abstract><kwd-group kwd-group-type="author"><kwd>子宫腺肌病</kwd><kwd>异位子宫内膜间质细胞</kwd><kwd>LncRNA SNHG16</kwd><kwd>miR-141-3p</kwd><kwd>HMGB1</kwd><kwd>血管生成</kwd></kwd-group><kwd-group xml:lang="en" kwd-group-type="author"><kwd>adenomyosis</kwd><kwd>ectopic endometrial stromal cells</kwd><kwd>LncRNA SNHG16</kwd><kwd>miR-141-3p</kwd><kwd>HMGB1</kwd><kwd>angiogenesis</kwd></kwd-group><funding-group><award-group><funding-source>贵州省科技计划项目（编号：黔科合成果-LC［2023］033）</funding-source></award-group><funding-statement>贵州省科技计划项目（编号：黔科合成果-LC［2023］033）</funding-statement></funding-group><funding-group xml:lang="en"><award-group><funding-source>Scientific and Technological Project of Guizhou Province （No. Qiankehe Achievement-LC［2023］033）</funding-source></award-group><funding-statement>Scientific and Technological Project of Guizhou Province （No. Qiankehe Achievement-LC［2023］033）</funding-statement></funding-group><counts><fig-count count="5"/><table-count count="3"/><equation-count count="0"/><ref-count count="14"/><page-count count="7"/><word-count count="17133"/></counts><custom-meta-group><custom-meta><meta-name>version</meta-name><meta-value>1.0.0.25070</meta-value></custom-meta><custom-meta><meta-name>structure-time</meta-name><meta-value>2026-05-25T11:29:41</meta-value></custom-meta><custom-meta><meta-name>word-source</meta-name><meta-value>FX</meta-value></custom-meta></custom-meta-group></article-meta></front><body><p>子宫腺肌病（adenomyosis，AM）是一种良性妇科疾病，以宫内膜细胞异常侵入子宫肌层深处为特征，临床表现通常包括月经过多、痛经、慢性盆腔疼痛等<sup>［<xref ref-type="bibr" rid="R1">1</xref>–<xref ref-type="bibr" rid="R2">2</xref>］</sup>。异位子宫内膜间质细胞（ectopic endometrial stromal cells，EScs）的持续增殖以及迁移，可能导致异位病变侵袭增强，同时研究<sup>［<xref ref-type="bibr" rid="R3">3</xref>–<xref ref-type="bibr" rid="R4">4</xref>］</sup>表明，异位子宫内膜的植入需要血液供应维持其生长和存活。长链非编码RNA（long noncoding RNA，LncRNA）可参与肿瘤发生、心血管疾病等多种疾病的发展<sup>［<xref ref-type="bibr" rid="R5">5</xref>］</sup>。核仁小分子RNA宿主基因16（small nucleolar RNA host gene16，<italic>SNHG16</italic>）是一种LncRNA，主要与各种恶性肿瘤的发生和发展有关<sup>［<xref ref-type="bibr" rid="R6">6</xref>］</sup>。但研究<sup>［<xref ref-type="bibr" rid="R7">7</xref>］</sup>表明LncRNA主要功能是通过微小RNA（microRNA，miRNA）的竞争性结合影响下游靶基因，且miR-141-3p参与调节AM中子宫肌界面平滑肌细胞的增殖和凋亡，为AM治疗提供潜在靶点，高迁移率族蛋白B1（high mobility group box-1 protein，HMGB1）高表达促进了子宫内膜炎发展<sup>［<xref ref-type="bibr" rid="R8">8</xref>］</sup>。基于此，本课题组拟进一步探究LncRNA SNHG16是否参与AM的发生，以及其调控AM发生的分子机制是否与miR-141-3p/HMGB1轴相关。</p><sec id="s1"><label>1</label><title>材料与方法</title><sec id="s1a"><label>1.1</label><title>组织及细胞来源</title><p specific-use="noneIndent">收集2023年8月—2024年8月于本院接受全子宫切除术的52例AM患者的异位子宫内膜组织，AM组年龄25~47岁，中位年龄38岁；所有患者均未接受术前化疗、放疗或激素治疗，并排除有冠心病、高血压等慢性病史以及恶性肿瘤患者。另于同一时期选取因宫颈癌、卵巢癌需切除子宫的52例患者的子宫内膜组织，患者月经规律，无心血管疾病史，作为对照组，年龄24~48岁，中位年龄39岁；排除妊娠或者是哺乳期患者，所有组织立即在-80 °C液氮中快速冷冻以备下一步使用，该研究已获得当地伦理委员会的批准（编号：KLL-2023-478），并取得所有参与者的知情同意。</p><p>中国科学院（上海）细胞库提供EScs-Y14细胞，并置于培养箱（37 ℃、5% CO<sub>2</sub>）中培养，其中DMEM培养基加入12.5% FBS、1%双抗生素。</p></sec><sec id="s1b"><label>1.2</label><title>主要材料及仪器</title><p specific-use="noneIndent">上海碧云天生物技术有限公司提供细胞计数实验（cell counting assay，CCK-8）试剂（C0038）；上海吉凯基因科技有限公司提供SNHG16小发夹RNA（shRNA SNHG16）（202405 17）、miR-141-3p抑制剂及模拟物（miR-141-3p inhibitor，miR-141-3p mimic）（20240701、20240606）及阴性对照（shRNA NC、inhibitor NC、mimic NC）（20240614、20240627、20240720）；美国Thermo Fisher Scientific公司提供增强化学发光溶液（32106）、cDNA逆转录试剂盒（1622）、放射免疫沉淀测定缓冲液（20241108）、microRNA逆转录试剂盒（4366596）、二喹啉甲酸试剂盒（23225）；英国Abcam公司提供缺氧诱导因子α（hypoxia inducible factor-1 α，HIF-1α）（ab179483）、环氧化酶-2（cyclooxygenase-2，Cox-2）（ab15191）及血管内皮生长因子（vascular endothelial growth factor，VEGF）（ab46154）、HMGB1（ab18256）抗体。日本奥林巴斯公司提供IX73荧光显微镜；苏州睿捷生物科技公司提供BioTek酶标仪；美国 Thermo Fisher Scientific 公司提供ABI7500 实时荧光定量PCR系统。</p></sec><sec id="s1c"><label>1.3</label><title>细胞分组及处理</title><p specific-use="noneIndent">Y14细胞常规培养后，取对数生长期的细胞采用Lipofectamine 2000分别进行转染或共转染，即将shRNA NC、shRNA SNHG16转染至Y14细胞，组别记为shRNA NC组、shRNA SNHG16组，shRNA SNHG16分别与inhibitor NC、miR-141-3p inhibitor共转染至Y14细胞，组别记为shRNA SNHG16+inhibitor NC组、shRNA SNHG16+miR-141-3p inhibitor组，并将未转染的Y14细胞作为blank组，各组细胞转染48 h后进行指标分析。</p></sec><sec id="s1d"><label>1.4</label><title>qRT-PCR检测组织样本及Y14细胞中<italic>SNHG16</italic>、<italic>miR-141-3p</italic>、<italic>HMGB1</italic> mRNA表达水平</title><p>提取组织和细胞中的总RNA，使用cDNA逆转录试剂盒或microRNA逆转录试剂盒逆转录成cDNA。使用SYBR PremixEx Taq Ⅱ试剂盒在ABI 7500 RT-PCR系统进行qRT-PCR，以<italic>GAPDH</italic>或<italic>U6</italic>基因为标准，PCR热循环条件为：在95 °C下初始变性10 min，随后进行40个循环，95 °C 15 s和64 °C 30 s。引物序列如下：<italic>SNHG16</italic>正向5′-GATCCCATCTGGC ATCGCT-3′和反向5′-CCTCTAGTAGCCACGGTG TG-3′；<italic>U6</italic>正向5′-CCTGCTTCGGCAGCACA-3′和反向5′-TGGAACGCTTCACGAA-3′；<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>正向5′-GCCGAGTAACACTGTCTGGT-3′和反向5′-CTC AACTGGTGTCGTGGAGT-3′；<italic>GAPDH</italic>正向5′-GGG AGCCAAAAGGGTCATCA-3′和反向5′-TGATGGCA TGGACTGTGGTC-3′；<italic>HMGB1</italic>正向5′-AGATGGC AAAAGCGGACA-3′和反向5'-GGGCGATACTCAGA GCAGAAG-3′，通过2<sup>－ΔΔ</sup><italic><sup>C</sup></italic><inline-formula><alternatives><mml:math id="M1"><mml:msub><mml:mrow/><mml:mrow><mml:mi mathvariant="normal">T</mml:mi></mml:mrow></mml:msub></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M001.jpg"><?fx-imagestate width="1.26999998" height="4.23333359"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M001c.jpg"><?fx-imagestate width="1.26999998" height="4.23333359"?></graphic></alternatives></inline-formula>法计算<italic>SNHG16</italic>、<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>、<italic>HMGB1</italic> mRNA表达。</p></sec><sec id="s1e"><label>1.5</label><title>验证<italic>miR-141-3p</italic>与<italic>SNHG16</italic>、<italic>HMGB1</italic>的靶向关系</title><p specific-use="noneIndent">下拉实验：常规培养细胞，随后进行细胞悬浮，加入细胞裂解液、SNHG16探针孵育，2 h后加入磁珠孵育，随后提取RNA，检测<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>表达。</p><p>双荧光素酶实验：StarBase、TargetScanHuman预测了<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>与<italic>SNHG16</italic>、<italic>HMGB1</italic>的相应结合位点，将含有<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>结合位点的<italic>HMGB1</italic> 3′-UTR和<italic>SNHG16</italic>片段插入报告质粒中，构建野生型报告基因质粒（HMGB1 3′-UTR-WT、SNHG16 WT）。使用定点突变试剂盒生成突变的S<italic>NHG16</italic>、<italic>HMGB1</italic>质粒构建突变型报告基因质粒（HMGB1 3′-UTR-MUT、SNHG16 MUT），转染相关的寡核苷酸（miR-141-3p mimic、mimic NC）和荧光素酶报告基因质粒，采用荧光素酶报告测定系统检测荧光素酶的活性。</p></sec><sec id="s1f"><label>1.6</label><title>CCK-8法检测细胞增殖</title><p specific-use="noneIndent">将Y14细胞以5×10<sup>3</sup>的密度接种到96孔板中，终体积100 μL，CCK-8试剂以1∶10的比例加入细胞中，然后在37 ℃下进行细胞孵育2 h，使用酶标仪检测波长为450 nm的数值，分析细胞增殖变化。</p></sec><sec id="s1g"><label>1.7</label><title>Transwell实验检测细胞侵袭、迁移</title><p specific-use="noneIndent">将24孔Transwell板（孔径为8 μm）采用基质胶包被上腔室，在37 °C培养箱中孵育30 min形成凝胶进行细胞侵袭测定，将各组细胞接种到上腔室中，并与200 μL无血清DMEM一起培养，而下腔室含有600 μL培养基，其中12.5% 胎牛血清作为趋化剂。将整个Transwell腔室在37 °C下孵育24 h，然后去除上腔室中的非侵袭细胞，分别用4%多聚甲醛、0.1%结晶紫固定、细胞染色10 min，在5个随机选择的视野中统计侵入下表面的细胞，迁移实验除不包被基质胶外，其余步骤相同。</p></sec><sec id="s1h"><label>1.8</label><title>免疫荧光测定微血管密度（microvascular density，MVD）</title><p specific-use="noneIndent">取对数生长期的细胞，重悬细胞后，加入多聚甲醛固定，滴加3%BSA固定，随后向孔板中加入CD31抗体及二抗抗体孵育，滴加4′，6-联脒-2-苯基吲哚二盐酸盐染液、抗荧光淬灭封片剂进行复染细胞核及封片处理，荧光显微镜观察图像，ImageJ测定CD31表达量，计算细胞中MVD的表达。</p></sec><sec id="s1i"><label>1.9</label><title>Western blot检测相关蛋白表达水平</title><p specific-use="noneIndent">用放射免疫沉淀测定缓冲液及蛋白酶抑制剂提取蛋白质，离心后获得总蛋白，二喹啉甲酸定量分析，将适量上样缓冲液通过加热煮沸10 min保存待用，取20 μg的提取蛋白质通过SDS-PAGE上样和分离，然后转移到PVDF膜并封闭2 h，4 ℃下与VEGF、HIF-1α、Cox-2及HMGB1（1∶1 000稀释）孵育过夜，洗涤后加入山羊抗兔二抗（1∶2 000稀释）室温下静置1 h，并用增强化学发光溶液反应30 s，以GAPDH为内部参比蛋白，评估目标蛋白相对表达。</p></sec><sec id="s1j"><label>1.10</label><title>统计学处理</title><p specific-use="noneIndent">以均数±标准差（<inline-formula><alternatives><mml:math id="M2"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M002.jpg"><?fx-imagestate width="1.77800000" height="2.62466669"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M002c.jpg"><?fx-imagestate width="1.77800000" height="2.62466669"?></graphic></alternatives></inline-formula><italic>±s</italic>）表示数据，SPSS 26.0软件分析结果，当<italic>P</italic>0.05时，差异有统计学意义，多组间比较采用单因素方差分析，进一步行<italic>SNK-q</italic>检验；两组间比较采用<italic>t</italic>检验。</p></sec></sec><sec id="s2"><label>2</label><title>结果</title><sec id="s2a"><label>2.1</label><title><italic>SNHG16</italic>、<italic>miR-141-3p</italic>、<italic>HMGB1</italic> mRNA在临床组织中的表达</title><p specific-use="noneIndent">AM组<italic>SNHG16</italic>（1.68±0.17）、<italic>HMGB1</italic> mRNA（1.87±0.19）表达高于对照组，但<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>表达（0.44±0.05）低于对照组（1.06±0.11、0.97±0.10、0.98±0.10）（<italic>t</italic>=22.080、29.891、34.184；<italic>P</italic>0.05）。</p></sec><sec id="s2b"><label>2.2</label><title><italic>SNHG16</italic>、<italic>miR-141-3p</italic>、<italic>HMGB1</italic> mRNA在各组Y14细胞中的表达</title><p specific-use="noneIndent">shRNA SNHG16组<italic>SNHG16</italic>、<italic>HMGB1</italic> mRNA表达低于blank组、shRNA NC组，<italic>miR-141-3p</italic>表达高于blank组、shRNA NC组，shRNA SNHG16+miR-141-3p inhibitor组<italic>HMGB1 </italic>mRNA表达高于shRNA SNHG16+inhibitor NC组，但<italic>miR-141-3p</italic>表达低于shRNA SNHG16+inhibitor NC组，差异有统计学意义（<italic>P</italic>0.05）。见<xref ref-type="table" rid="T1">表1</xref>。</p><table-wrap id="T1"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.T001</object-id><label>表1</label><caption><p><italic>SNHG16</italic>、<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>、<italic>HMGB1</italic> mRNA在细胞中表达 （<inline-formula><alternatives><mml:math id="M3"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003c.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic></alternatives></inline-formula>±<italic>s</italic>， <italic>n</italic>=6）</p></caption><abstract abstract-type="caption" xml:lang="en"><label>Tab. 1</label><title>Expression of <italic>SNHG16</italic>， <italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>， and <italic>HMGB1</italic> mRNA in cells （<inline-formula><alternatives><mml:math id="M4"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003c.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic></alternatives></inline-formula>±<italic>s</italic>， <italic>n</italic>=6）</title></abstract><alternatives><table id="Table1"><thead><tr><th align="left" style="border-top:solid;border-bottom:solid;">Group</th><th align="center" style="border-top:solid;border-bottom:solid;"><italic>SNHG16</italic></th><th align="center" style="border-top:solid;border-bottom:solid;"><italic>miR</italic>-<italic>141</italic>-<italic>3p</italic></th><th align="center" style="border-top:solid;border-bottom:solid;"><italic>HMGB1</italic></th></tr></thead><tbody><tr align="center"><td align="left">blank</td><td align="center">1.01±0.10</td><td align="center">1.04±0.11</td><td align="center">0.97±0.10</td></tr><tr align="center"><td align="left">shRNA NC</td><td align="center">0.98±0.11</td><td align="center">0.97±0.10</td><td align="center">1.06±0.11</td></tr><tr align="center"><td align="left">shRNA SNHG16</td><td align="center">0.43±0.05<sup>*#</sup></td><td align="center">1.83±0.19<sup>*#</sup></td><td align="center">0.37±0.04<sup>*#</sup></td></tr><tr align="center"><td align="left">shRNA SNHG16+inhibitor NC</td><td align="center">0.46±0.06</td><td align="center">1.86±0.19</td><td align="center">0.41±0.05</td></tr><tr align="center"><td align="left">shRNA SNHG16+miR-141-3p inhibitor</td><td align="center">0.41±0.05</td><td align="center">1.15±0.13<sup>△</sup></td><td align="center">0.87±0.09<sup>△</sup></td></tr><tr align="center"><td align="left"><italic>F </italic>value</td><td align="center">92.902</td><td align="center">51.866</td><td align="center">91.382</td></tr><tr align="center"><td align="left" style="border-bottom:solid;"><italic>P </italic>value</td><td align="center" style="border-bottom:solid;">0.001</td><td align="center" style="border-bottom:solid;">0.001</td><td align="center" style="border-bottom:solid;">0.001</td></tr></tbody></table><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-T001.jpg"><?fx-imagestate width="169.80000305" height="40.75199509"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-T001c.jpg"><?fx-imagestate width="169.80000305" height="40.75199509"?></graphic></alternatives><table-wrap-foot><fn><p><sup>*</sup><italic>P</italic>0.05 <italic>vs </italic>blank group； <sup>#</sup><italic>P</italic>0.05 <italic>vs</italic> shRNA NC group； <sup>△</sup><italic>P</italic>0.05 <italic>vs </italic>shRNA SNHG16+inhibitor NC group.</p></fn></table-wrap-foot></table-wrap></sec><sec id="s2c"><label>2.3</label><title><italic>SNHG16</italic>、<italic>HMGB1</italic>与<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>的靶向关系</title><p specific-use="noneIndent"><italic>SNHG16</italic>、<italic>HMGB1</italic>与<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>的预测位点，见图<xref ref-type="fig" rid="F1">1</xref>、<xref ref-type="fig" rid="F2">2</xref>，SNHG16 WT与miR-141-3p mimic共转染荧光素酶活性（0.58±0.07）低于SNHG16 WT与mimic NC（1.07±0.11）（<italic>t</italic>=9.205，<italic>P</italic>0.05），SNHG16 MUT与miR-141-3p mimic（1.04±0.12）、mimic NC（0.98±0.11）共转染的荧光素酶活性无差异（<italic>t</italic>=0.903，<italic>P</italic>0.05）。</p><fig position="float" id="F1"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.F001</object-id><label>图1</label><caption><title>SNHG16与miR-141-3p预测位点</title></caption><abstract abstract-type="caption" xml:lang="en"><label>Fig. 1</label><title>Predicted site of SNHG16 and miR-141-3p</title></abstract><alternatives><graphic specific-use="print" xlink:href="media/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F001.eps" id="Graphic1"><?fx-imagestate width="80.43333435" height="23.63611221"?></graphic><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F001.jpg"><?fx-imagestate width="80.43333435" height="23.63611221"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F001c.jpg"><?fx-imagestate width="80.43333435" height="23.63611221"?></graphic></alternatives></fig><fig position="float" id="F2"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.F002</object-id><label>图2</label><caption><title>HMGB1与miR-141-3p预测位点</title></caption><abstract abstract-type="caption" xml:lang="en"><label>Fig. 2</label><title>Prediction site of HMGB1 and miR-141-3p</title></abstract><alternatives><graphic specific-use="print" xlink:href="media/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F002.eps" id="Graphic2"><?fx-imagestate width="80.08055115" height="22.22500038"?></graphic><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F002.jpg"><?fx-imagestate width="80.08055115" height="22.22500038"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F002c.jpg"><?fx-imagestate width="80.08055115" height="22.22500038"?></graphic></alternatives></fig><p>下拉实验结果表明，下拉SNHG16后，<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>表达（3.42±0.36）明显较NC组（1.04±0.11）上调（<italic>t</italic>=15.487，<italic>P</italic>0.05）。</p><p>HMGB1-WT与miR-141-3p mimic共转染（1.02±0.10）荧光素酶活性低于HMGB1-WT与mimic NC（0.62±0.08）（<italic>t</italic>=7.651，<italic>P</italic>0.05），HMGB1-MUT与miR-141-3p mimic（1.07±0.10）、mimic NC（1.08±0.11）共转染荧光素酶活性无差异（<italic>t</italic>=0.165，<italic>P</italic>0.05）。</p></sec><sec id="s2d"><label>2.4</label><title>干扰SNHG16对各组Y14细胞增殖率的影响</title><p specific-use="noneIndent">shRNA SNHG16组细胞增殖率（45.75±4.68）低于blank组（90.03±9.06）、shRNA NC组（90.75±9.02），shRNA SNHG16+miR-141-3p inhibitor组细胞增殖率（82.51±8.31）高于shRNA SNHG16+inhibitor NC组（45.62±4.63），差异有统计学意义（<italic>F</italic>=58.903，<italic>P</italic>0.05）。</p></sec><sec id="s2e"><label>2.5</label><title>干扰SNHG16对各组Y14细胞迁移、侵袭的影响</title><p specific-use="noneIndent">shRNA SNHG16组迁移、侵袭数低于blank组、shRNA NC组，shRNA SNHG16+miR-141-3p inhibitor组迁移、侵袭数高于shRNA SNHG16+inhibitor NC组，差异有统计学意义（<italic>F</italic><sub>迁移数、侵袭数</sub>=44.067、52.279，<italic>P</italic>0.05）。见<xref ref-type="fig" rid="F3">图3</xref>和<xref ref-type="table" rid="T2">表2</xref>。</p><fig position="float" id="F3"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.F003</object-id><label>图3</label><caption><title>观察细胞侵袭（A）、迁移（B）变化    ×200</title></caption><abstract abstract-type="caption" xml:lang="en"><label>Fig. 3</label><title>Observation of cell invasion （A） and migration （B） changes     ×200</title></abstract><abstract abstract-type="note"><p>a： blank group； b： shRNA NC group； c： shRNA SNHG16 group； d： shRNA SNHG16+inhibitor NC group； e： shRNA SNHG16+miR-141-3p inhibitor group.</p></abstract><alternatives><graphic specific-use="print" xlink:href="media/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F003.eps" id="Graphic3"><?fx-imagestate width="169.79998779" height="55.54533386"?></graphic><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F003.jpg"><?fx-imagestate width="169.79998779" height="55.54533386"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F003c.jpg"><?fx-imagestate width="169.79998779" height="55.54533386"?></graphic></alternatives></fig><table-wrap id="T2"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.T002</object-id><label>表2</label><caption><p>各组Y14细胞迁移、侵袭变化 （<inline-formula><alternatives><mml:math id="M5"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003c.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic></alternatives></inline-formula>±<italic>s</italic>， <italic>n</italic>=6）</p></caption><abstract abstract-type="caption" xml:lang="en"><label>Tab. 2</label><title>Changes in migration and invasion of Y14 cellsin each group （<inline-formula><alternatives><mml:math id="M6"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003c.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic></alternatives></inline-formula>±<italic>s</italic>， <italic>n</italic>=6）</title></abstract><alternatives><table id="Table2"><thead><tr><th align="left" style="border-top:solid;border-bottom:solid;">Group</th><th align="center" style="border-top:solid;border-bottom:solid;">Number of migrations</th><th align="center" style="border-top:solid;border-bottom:solid;">Number of invasions</th></tr></thead><tbody><tr align="center"><td align="left">blank</td><td align="center">435.21±43.91</td><td align="center">385.24±39.06</td></tr><tr align="center"><td align="left">shRNA NC</td><td align="center">440.28±44.12</td><td align="center">389.42±39.11</td></tr><tr align="center"><td align="left">shRNA SNHG16</td><td align="center">243.06±24.57<sup>*#</sup></td><td align="center">201.20±20.64<sup>*#</sup></td></tr><tr align="center"><td align="left">shRNA SNHG16+inhibitor NC</td><td align="center">246.18±24.79</td><td align="center">210.34±21.17</td></tr><tr align="center"><td align="left">shRNA SNHG16+miR-141-3p inhibitor</td><td align="center">358.67±36.05<sup>△</sup></td><td align="center">365.24±36.72<sup>△</sup></td></tr><tr align="center"><td align="left"><italic>F </italic>value</td><td align="center">44.067</td><td align="center">52.279</td></tr><tr align="center"><td align="left" style="border-bottom:solid;"><italic>P </italic>value</td><td align="center" style="border-bottom:solid;">0.001</td><td align="center" style="border-bottom:solid;">0.001</td></tr></tbody></table><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-T002.jpg"><?fx-imagestate width="81.19583130" height="49.24008942"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-T002c.jpg"><?fx-imagestate width="81.19583130" height="49.24008942"?></graphic></alternatives><table-wrap-foot><fn><p><sup>*</sup><italic>P</italic>0.05 <italic>vs </italic>blank group； <sup>#</sup><italic>P</italic>0.05 <italic>vs</italic> shRNA NC group； <sup>△</sup><italic>P</italic>0.05 <italic>vs </italic>shRNA SNHG16+inhibitor NC group.</p></fn></table-wrap-foot></table-wrap></sec><sec id="s2f"><label>2.6</label><title>干扰SNHG16对各组Y14细胞MVD的影响</title><p specific-use="noneIndent">shRNA SNHG16组MVD低于blank组、shRNA NC组，shRNA SNHG16+miR-141-3p inhibitor组MVD高于shRNA SNHG16+inhibitor NC组，差异有统计学意义（<italic>F</italic><sub>MVD</sub>=42.548，<italic>P</italic>0.05），见<xref ref-type="fig" rid="F4">图4</xref>。</p><fig position="float" id="F4"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.F004</object-id><label>图4</label><caption><title>观察细胞MVD变化    ×400</title></caption><abstract abstract-type="caption" xml:lang="en"><label>Fig. 4</label><title>Observation of MVD changes in cells    ×400</title></abstract><abstract abstract-type="note"><p>a： blank group； b： shRNA NC group； c： shRNA SNHG16 group； d： shRNA SNHG16+inhibitor NC group； e： shRNA SNHG16+miR-141-3p inhibitor group.</p></abstract><alternatives><graphic specific-use="print" xlink:href="media/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F004.eps" id="Graphic4"><?fx-imagestate width="164.04167175" height="70.90834045"?></graphic><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F004.jpg"><?fx-imagestate width="164.04167175" height="70.90834045"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F004c.jpg"><?fx-imagestate width="164.04167175" height="70.90834045"?></graphic></alternatives></fig></sec><sec id="s2g"><label>2.7</label><title>干扰SNHG16对各组Y14细胞VEGF、HIF-1<bold>α</bold>、Cox-2及HMGB1蛋白表达的影响</title><p specific-use="noneIndent">shRNA SNHG16组VEGF、HIF-1α、Cox-2及HMGB1蛋白表达低于blank组、shRNA NC组，shRNA SNHG16+miR-141-3p inhibitor组VEGF、HIF-1α、Cox-2及HMGB1蛋白表达高于shRNA SNHG16+inhibitor NC组，差异有统计学意义（<italic>F</italic><sub>VEGF、HIF-1α、Cox-2、HMGB1</sub>=27.494、34.315、25.516、90.218，<italic>P</italic>0.05，见<xref ref-type="fig" rid="F5">图5</xref>和<xref ref-type="table" rid="T3">表3</xref>。</p><fig position="float" id="F5"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.F005</object-id><label>图5</label><caption><title>细胞中VEGF、HIF-1<bold>α</bold>、Cox-2及HMGB1蛋白表达</title></caption><abstract abstract-type="caption" xml:lang="en"><label>Fig. 5</label><title>Expression of VEGF， HIF-1 <bold>α</bold>， Cox-2， and HMGB1 proteins in cells</title></abstract><abstract abstract-type="note"><p>a： blank group； b： shRNA NC group； c： shRNA SNHG16 group； d： shRNA SNHG16+inhibitor NC group； e： shRNA SNHG16+miR-141-3p inhibitor group.</p></abstract><alternatives><graphic specific-use="print" xlink:href="media/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F005.eps" id="Graphic5"><?fx-imagestate width="69.84999847" height="45.50833130"?></graphic><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F005.jpg"><?fx-imagestate width="69.84999847" height="45.50833130"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-F005c.jpg"><?fx-imagestate width="69.84999847" height="45.50833130"?></graphic></alternatives></fig><table-wrap id="T3"><object-id pub-id-type="doi">10.19405/j.cnki.issn1000–1492.2026.03.001.T003</object-id><label>表3</label><caption><p>各组细胞中VEGF、HIF-1<bold>α</bold>、Cox-2及HMGB1表达比较 （<inline-formula><alternatives><mml:math id="M7"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003c.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic></alternatives></inline-formula>±<italic>s</italic>， <italic>n</italic>=6）</p></caption><abstract abstract-type="caption" xml:lang="en"><label>Tab. 3</label><title>Comparison of VEGF， HIF-1<bold>α</bold>， Cox-2， and HMGB1 expression in cells in different groups （<inline-formula><alternatives><mml:math id="M8"><mml:mover accent="true"><mml:mi>x</mml:mi><mml:mo>¯</mml:mo></mml:mover></mml:math><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-M003c.jpg"><?fx-imagestate width="1.35466671" height="2.03200006"?></graphic></alternatives></inline-formula>±<italic>s</italic>， <italic>n</italic>=6）</title></abstract><alternatives><table id="Table3"><thead><tr><th align="left" style="border-top:solid;border-bottom:solid;">Group</th><th align="center" style="border-top:solid;border-bottom:solid;">VEGF/GAPDH</th><th align="center" style="border-top:solid;border-bottom:solid;">HIF-1α/GAPDH</th><th align="center" style="border-top:solid;border-bottom:solid;">Cox-2/GAPDH</th><th align="center" style="border-top:solid;border-bottom:solid;">HMGB1/GAPDH</th></tr></thead><tbody><tr align="center"><td align="left">blank</td><td align="center">0.75±0.09</td><td align="center">1.28±0.13</td><td align="center">1.57±0.16</td><td align="center">0.57±0.06</td></tr><tr align="center"><td align="left">shRNA NC</td><td align="center">0.72±0.08</td><td align="center">1.23±0.13</td><td align="center">1.54±0.16</td><td align="center">0.53±0.06</td></tr><tr align="center"><td align="left">shRNA SNHG16</td><td align="center">0.41±0.05<sup>*#</sup></td><td align="center">0.77±0.09<sup>*#</sup></td><td align="center">1.03±0.11<sup>*#</sup></td><td align="center">0.19±0.02<sup>*#</sup></td></tr><tr align="center"><td align="left">shRNA SNHG16+inhibitor NC</td><td align="center">0.48±0.06</td><td align="center">0.71±0.08</td><td align="center">0.98±0.11</td><td align="center">0.21±0.03</td></tr><tr align="center"><td align="left">shRNA SNHG16+miR-141-3p inhibitor</td><td align="center">0.68±0.07<sup>△</sup></td><td align="center">1.15±0.12<sup>△</sup></td><td align="center">1.47±0.15<sup>△</sup></td><td align="center">0.48±0.05<sup>△</sup></td></tr><tr align="center"><td align="left"><italic>F </italic>value</td><td align="center">27.494</td><td align="center">34.315</td><td align="center">25.516</td><td align="center">90.218</td></tr><tr align="center"><td align="left" style="border-bottom:solid;"><italic>P </italic>value</td><td align="center" style="border-bottom:solid;">0.001</td><td align="center" style="border-bottom:solid;">0.001</td><td align="center" style="border-bottom:solid;">0.001</td><td align="center" style="border-bottom:solid;">0.001</td></tr></tbody></table><graphic specific-use="big" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-T003.jpg"><?fx-imagestate width="169.79998779" height="36.75199890"?></graphic><graphic specific-use="small" xlink:href="alternativeImage/5FA73CF9-6CFA-4f88-AB66-92029098EA07-T003c.jpg"><?fx-imagestate width="169.79998779" height="36.75199890"?></graphic></alternatives><table-wrap-foot><fn><p><sup>*</sup><italic>P</italic>0.05 <italic>vs </italic>blank group； <sup>#</sup><italic>P</italic>0.05 <italic>vs</italic> shRNA NC group； <sup>△</sup><italic>P</italic>0.05 <italic>vs </italic>shRNA SNHG16+inhibitor NC group.</p></fn></table-wrap-foot></table-wrap></sec></sec><sec id="s3"><label>3</label><title>讨论</title><p>AM是子宫内膜腺体和基质侵入子宫肌层，可能存在恶性转化的风险，不及时治疗可能导致子宫内膜腺癌以及子痫前期等，严重威胁患者健康，因此，早期诊断和及时治疗是抑制AM进展和恶性转化的关键<sup>［<xref ref-type="bibr" rid="R9">9</xref>］</sup>。</p><p>LncRNA在AM进展中的调节作用已被广泛报道<sup>［<xref ref-type="bibr" rid="R10">10</xref>］</sup>。SNHG16是新发现的LncRNA家族成员，位于染色体17q25.1上，已被证实与多种癌症的进展有关，并有研究<sup>［<xref ref-type="bibr" rid="R11">11</xref>］</sup>表明其可能参与驱动子宫肌层转化。本研究表明SNHG16在AM患者组织中表达上调，推测SNHG16可能与AM发生相关。EScs与AM的发病机制密切相关，抑制其增殖、迁移与侵袭被认为是治疗AM有效的保守方法<sup>［<xref ref-type="bibr" rid="R12">12</xref>］</sup>。本研究结果显示，干扰SNHG16后，可显著抑制Y14细胞的增殖率、迁移、侵袭数以及MVD，而血管生成在AM病理过程中也常发生，异位血管生成往往与血管生成因子动态平衡被打破有关，VEGF、HIF-1α、Cox-2作为血管生成的关键因子，参与子宫内膜血管形成<sup>［<xref ref-type="bibr" rid="R4">4</xref>，<xref ref-type="bibr" rid="R13">13</xref>］</sup>。Western blot结果显示，干扰SNHG16可抑制VEGF、HIF-1α、Cox-2表达，进一步证实上述结果，表明干扰SNHG16可有效抑制Y14细胞血管生成、细胞增殖及迁移与侵袭，有望成为治疗AM的新靶点。</p><p>为进一步研究SNHG16在AM中的机制，使用在线生物信息学分析，预测了<italic>SNHG16</italic>、<italic>HMGB1</italic>和<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>之间的靶向结合位点。研究表明敲低<italic>circ</italic>-<italic>LRP6</italic>通过调节miR-141-3p/HMGB1轴抑制骨肉瘤细胞的增殖、迁移和侵袭<sup>［<xref ref-type="bibr" rid="R14">14</xref>］</sup>。双荧光素酶报告基因测定和下拉实验进一步证实了<italic>SNHG16</italic>可以调节<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>以及<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>调节<italic>HMGB1</italic>的推测。本研究结果显示，miR-141-3p在AM患者子宫内膜组织中低表达，干扰SNHG16上调miR-141-3p表达抑制EScs增殖及迁移、侵袭，改善EScs血管生成，与先前研究<sup>［<xref ref-type="bibr" rid="R7">7</xref>］</sup>一致，miR-141-3p已被报道有望成为AM治疗靶点，提示SNHG16在AM中的作用可能通过负调节miR-141-3p实现。LncRNA主要通过作为竞争性内源性RNA发挥作用，即通过海绵吸附到miRNA调节靶基因表达并影响细胞功能，该文证实<italic>miR</italic>-<italic>141</italic>-<italic>3p</italic>靶向调节<italic>HMGB1</italic>，而HMGB1在AM异位子宫内膜过表达，其机制可能与其介导的免疫炎症系统有关。本研究结果显示，<italic>HMGB1</italic> mRNA在AM患者子宫内膜组织中高表达，干扰SNHG16上调miR-141-3p表达，抑制HMGB1表达，抑制EScs增殖及迁移、侵袭，改善EScs血管生成，推测干扰SNHG16抑制EScs增殖及迁移、侵袭，改善EScs血管生成，可能与调节miR-141-3p/HMGB1轴有关。最后通过回补实验证明干扰SNHG16有望成为AM治疗靶点，其机制与miR-141-3p/HMGB1轴有关。</p><p>综上所述，干扰LncRNA <italic>SNHG16</italic>通过靶向上调miR-141-3p表达、抑制HMGB1表达改善EScs血管生成，抑制EScs增殖及迁移、侵袭，为AM治疗提供潜在靶点，为制备临床治疗的特异性探针提供理论依据，但研究细胞单一且涉及靶点较多，后续机制仍在完善中。</p></sec></body><back><ref-list><title>参考文献</title><ref id="R1"><label>1</label><citation-alternatives><mixed-citation publication-type="journal" publication-format="print"><person-group><string-name>杨超逸</string-name>， <string-name>谭爱丽</string-name></person-group>. <article-title>临床特征在术前诊断子宫腺肌病合并子宫内膜癌中的作用</article-title>［J］. <source>安徽医科大学学报</source>， <year>2024</year>， <volume>59</volume>（<issue>5</issue>）： <fpage>885</fpage>-<lpage>9</lpage>. <comment>doi：<ext-link ext-link-type="doi" xlink:href="http://dx.doi.org/10.19405/j.cnki.issn1000-1492.2024.05.022">10.19405/j.cnki.issn1000-1492.2024.05.022</ext-link></comment>.</mixed-citation><mixed-citation publication-type="journal" publication-format="print" xml:lang="en"><person-group><name name-style="eastern"><surname>Yang</surname><given-names>C Y</given-names></name>， <name 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