ELISA試劑盒分局多能干細胞

<p class="MsoNormal"><strong><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;">ELISA<font face="宋體">試劑盒</font></span></strong><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><font face="宋體">胚胎干細胞被稱為多能干細胞，因為他們有自我更新能力，并有成為體內任何細胞的潛力。研究人員希望了解組成小鼠胚胎內細胞群細胞的干細胞和外胚層或植入階段細胞之間的區別。在外胚層階段的小鼠胚胎干細胞更接近于人類胚胎干細胞、癌細胞。</font></span><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><font face="宋體">人干細胞和小鼠外胚層干細胞比老鼠發育早期的干細胞具有較低的線粒體呼吸活性。盡管事實上，</font><strong>ELISA<font face="宋體">試劑盒</font></strong><font face="宋體">發育后期干細胞線粒體較成熟后，線粒體呼吸活性會降低。</font></span><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;">研究人員證實在內細胞群細胞轉變成外胚層細胞的過渡期間，某些基因控制線粒體細胞呼吸活性的降低。</span><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;">相反，過渡期細胞獲得能量完全不依賴于糖、葡萄糖。相比之下，早期小鼠胚胎干細胞通過將線粒體呼吸動態切換到葡萄糖分解后，能獲得更多能量。</span><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="MsoNormal"><strong><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;">ELISA<font face="宋體">試劑盒</font></span></strong><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><font face="宋體">研究人員發現低氧條件下激活的轉錄因子是缺氧誘導因子</font><font face="Calibri">1</font><font face="宋體">&alpha;。缺氧誘導因子</font><font face="Calibri">1</font><font face="宋體">&alpha;足夠推動小鼠胚胎干細胞完全依靠糖代謝來獲取能量。下一個挑戰是揭示在正常生理情況以及在癌癥情況下這種代謝轉化是否對干細胞的命運也有決定性影響。</font></span><span style="mso-spacerun:'yes';font-family:宋體;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:9.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p>