西北地区首例克隆猫与克隆犬诞生！
<div class="wx_rich_media_content" id="jsWxContainer"><section data-mpa-powered-by="yiban.io"><section><section style='letter-spacing: 1px; line-height: 1.75; box-sizing: border-box; text-align: justify; font-size: 16px; color: rgb(62, 62, 62);' data-pm-slice="0 0 []"><section style='text-align: center;box-sizing: border-box;'><section><section><section style='-webkit-tap-highlight-color: rgba(0, 0, 0, 0); outline: 0px; max-width: 100%; box-sizing: border-box !important;'><p data-pm-slice="0 0 []"><strong><span data-pm-slice="0 0 []"><span leaf="" style='color: rgba(0, 0, 0, 0.9); font-size: 17px; font-family: mp-quote, "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; line-height: 1.6; letter-spacing: 0.034em; font-weight: normal;'><br></span></span></strong></p><section style='line-height: 1.75; box-sizing: border-box; text-align: justify;' data-pm-slice="0 0 []"><section style='text-align: left; justify-content: flex-start; display: flex; flex-flow: row; margin-top: 10px; margin-bottom: 20px; box-sizing: border-box;'><section style='display: inline-block;width: 100%;vertical-align: top;align-self: flex-start;flex: 0 0 auto;border-style: solid;border-width: 1px 1px 2px;border-color: rgb(13, 80, 201);box-sizing: border-box;'><section style='justify-content: flex-start; display: flex; flex-flow: row; margin-top: 10px; box-sizing: border-box;'><section style='display: inline-block; width: auto; vertical-align: bottom; align-self: flex-end; flex: 100 100 0%; background-color: rgb(235, 242, 250); height: auto; padding: 24px; box-sizing: border-box;'><section style='text-align: justify;box-sizing: border-box;'><p style='text-indent: 2.125em; box-sizing: border-box;'><span leaf="">近日，据西北农林科技大学消息：该校联合西安交通大学实验动物中心、源初（西安）生物科技有限公司，通过产学研协同攻关，于近日先后<span textstyle='' style='color: rgb(0, 122, 170);font-weight: bold;'>成功培育出西北地区首例体细胞克隆猫与克隆犬</span>。该成果为我国犬猫克隆技术的标准化应用提供了重要支撑。目前，<span textstyle='' style='color: rgb(0, 122, 170);font-weight: bold;'>两只克隆幼崽体征稳定、发育良好，各项生理指标均达到标准。</span></span></p></section></section></section><section style='justify-content: flex-start; 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justify-content: flex-start; display: flex; flex-flow: row; margin-top: 16px; margin-bottom: 16px; box-sizing: border-box;'><section style='display: inline-block; vertical-align: bottom; width: auto; align-self: flex-end; flex: 0 0 0%; border-style: solid; border-width: 0px 0px 0px 6px; border-color: rgb(86, 165, 215) rgb(86, 165, 215) rgb(86, 165, 215) rgb(13, 80, 201); height: auto; box-sizing: border-box;'><section style='justify-content: flex-start; display: flex; flex-flow: row; transform: translate3d(-6px, 0px, 0px); margin-bottom: -6px; box-sizing: border-box;'><section style='display: inline-block;vertical-align: bottom;width: auto;flex: 0 0 0%;height: auto;line-height: 0;align-self: flex-end;box-sizing: border-box;'><section style='box-sizing: border-box;'><section style='display: inline-block;width: 0px;height: 0px;vertical-align: top;overflow: hidden;border-style: solid;border-width: 6px 0px 0px 6px;border-color: rgb(0, 202, 254) rgba(255, 255, 255, 0) rgba(255, 255, 255, 0);box-sizing: border-box;'><section style='text-align: justify;box-sizing: border-box;'><p style='box-sizing: border-box;'><span leaf=""><br></span></p></section></section></section></section><section style='display: inline-block;vertical-align: bottom;width: auto;align-self: flex-end;flex: 0 0 auto;border-style: solid;border-width: 0px 0px 6px;border-color: rgb(132, 108, 65) rgb(132, 108, 65) rgb(0, 202, 254);line-height: 0;min-width: 5%;max-width: 100%;height: auto;box-sizing: border-box;'><section style='text-align: center;box-sizing: border-box;'><section style='display: inline-block;width: 15px;height: 15px;vertical-align: top;overflow: hidden;box-sizing: border-box;'><section style='text-align: justify;box-sizing: border-box;'><p style='box-sizing: border-box;'><span leaf=""><br></span></p></section></section></section></section></section></section><section style='display: inline-block; vertical-align: bottom; width: auto; align-self: flex-end; flex: 100 100 0%; background-color: rgb(235, 242, 250); height: auto; margin-right: -21px; margin-left: -21px; padding: 20px; box-sizing: border-box;'><section style='text-align: justify;box-sizing: border-box;'><p style='text-indent: 2.125em; box-sizing: border-box;'><span leaf="">此次克隆猫和克隆犬均采用体细胞核移植技术，供体细胞分别来源于优质宠物猫犬的皮肤成纤维细胞，受体卵母细胞则来自宠物医院绝育手术后的废弃卵巢组织。经体外成熟培养、去核、注核、融合激活及胚胎移植等步骤，最终获得健康存活的克隆个体。目前，两只克隆动物生长发育状态良好，经专业机构DNA鉴定，其遗传物质与供体动物完全一致。</span></p><p style='box-sizing: border-box;'><span leaf=""><br></span></p><section style='text-align: center;' nodeleaf=""><span class="wxart_image" wx-style='display:inline-block;'></span></section><p style='box-sizing: border-box;'><span leaf=""><br></span></p><p style='text-indent: 2.125em; box-sizing: border-box;'><span leaf="">犬猫体细胞克隆长期面临技术瓶颈。与牛、羊等家畜不同，犬猫的发情周期特殊，卵母细胞体外成熟难度大，胚胎发育调控机制复杂，且传统取卵方式对动物损伤较大，导致克隆效率远低于其他物种。为此，西北农林科技大学教授王勇胜带领科研团队聚焦“高效同期发情调控”“卵母细胞体外成熟培养”“微创取卵移植”三大核心环节，历经4年攻关，建立了一套低损伤、高效率、可稳定复制的完整技术体系。</span></p><p style='box-sizing: border-box;'><span leaf=""><br></span></p><p style='text-indent: 2.125em; box-sizing: border-box;'><span leaf="">“前两年，卵母细胞获取和体外成熟一直是我们最大的‘卡点’。”西北农林科技大学动物医学院博士生赵宝宝说，转机来自对废弃医疗卵巢的资源化利用——团队与多家宠物医院合作，从绝育手术中收集卵巢，既解决了卵源问题，又避免了为获取卵母细胞而额外手术的伦理争议。同时，微创移植技术的应用显著降低了受体动物的术后应激反应，提升了动物福利水平。</span></p><p style='text-indent: 2.125em; box-sizing: border-box;'><span leaf=""><br></span></p><section style='text-align: center;' nodeleaf=""><span class="wxart_image" wx-style='display:inline-block;'></span></section><p style='box-sizing: border-box;'><span leaf=""><br></span></p><p style='text-indent: 2.125em; box-sizing: border-box;'><span leaf="">王勇胜表示，此次成功不仅是技术层面的突破，更验证了“医疗废弃物资源化+微创手术”的伦理友好型克隆模式。未来，团队将继续优化克隆效率，降低应用成本，让这项“从实验室走出的硬核技术”服务于社会需求。</span></p></section></section><section style='display: inline-block;vertical-align: top;width: auto;flex: 0 0 0%;height: auto;box-sizing: border-box;'><section style='transform: perspective(0px);-webkit-transform: perspective(0px);-moz-transform: perspective(0px);-o-transform: perspective(0px);transform-style: flat;box-sizing: border-box;'><section style='justify-content: flex-start;display: flex;flex-flow: row;transform: rotateX(180deg) rotateY(180deg);-webkit-transform: rotateX(180deg) rotateY(180deg);-moz-transform: rotateX(180deg) rotateY(180deg);-o-transform: rotateX(180deg) rotateY(180deg);box-sizing: border-box;'><section style='display: inline-block; 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