標(biāo)本/陰性對(duì)照比值

<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;">酶聯(lián)生物</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;">立足于生命科學(xué)領(lǐng)域，全力打造高品質(zhì)生命科技產(chǎn)品鏈和技術(shù)服務(wù)鏈，立志成為科學(xué)研究領(lǐng)域的問(wèn)題解決專家。</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;">&ldquo;優(yōu)質(zhì)的產(chǎn)品，周到的服務(wù)&rdquo;是酶聯(lián)生物<font face="Calibri">&nbsp;</font><font face="宋體">的核心理念；</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;">&ldquo;協(xié)同發(fā)展，多元共贏&rdquo;是酶聯(lián)生物的價(jià)值觀；</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;">&ldquo;以客戶需求為中心，以一整套服務(wù)與全方位產(chǎn)品來(lái)滿足客戶的需求；是酶聯(lián)生物<font face="Calibri">&nbsp;</font><font face="宋體">的運(yùn)營(yíng)模式。</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="background-color: rgb(204, 255, 204);"><span style="color: rgb(255, 0, 0);"><strong><span style="font-family: 宋體; font-size: 9pt;"><font face="宋體">標(biāo)本</font>/<font face="宋體">陰性對(duì)照比值 </font></span></strong></span></span><span style="color: rgb(204, 255, 204);"><strong><span style="font-family: 宋體; font-size: 9pt;"><font face="Calibri">&nbsp; &nbsp;</font></span></strong></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">在實(shí)驗(yàn)條件（包括試劑）較難保證恒定的情況下，這種判斷法較為合適。在得出標(biāo)本（</font>S<font face="宋體">）和陰性對(duì)照（</font><font face="Calibri">N</font><font face="宋體">）的</font><font face="Calibri">A</font><font face="宋體">值后，計(jì)算</font><font face="Calibri">S/N</font><font face="宋體">值。也有寫作</font><font face="Calibri">P/N</font><font face="宋體">的，這里的</font><font face="Calibri">P</font><font face="宋體">不代表陽(yáng)性（</font><font face="Calibri">positive</font><font face="宋體">），而是病人（</font><font face="Calibri">patient</font><font face="宋體">）的縮寫，不應(yīng)誤解。為避免混淆，更宜用</font><font face="Calibri">S/N</font><font face="宋體">表示。</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">在早期的間接法</font>ELISA<font face="宋體">中，有些作者定出</font><font face="Calibri">S/N</font><font face="宋體">為陽(yáng)性標(biāo)準(zhǔn)，現(xiàn)多為各種測(cè)定所沿用。實(shí)際上每一測(cè)定系統(tǒng)應(yīng)該用實(shí)驗(yàn)求出各自的 </font><font face="Calibri">S/N</font><font face="宋體">的閾值。更應(yīng)注意的是，</font><font face="Calibri">N</font><font face="宋體">所代表的陰性對(duì)照是不含受檢物質(zhì)的人血清。</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;">有的試劑盒中所設(shè)陰性對(duì)照為不含蛋白質(zhì)或蛋白質(zhì)含量較底的緩沖液，以致反應(yīng)后產(chǎn)生的本底可能較正常人血清的本底低得多。</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">因此，這類試劑盒規(guī)，如</font>N&lt;0.05<font face="宋體">（或其他數(shù)值），則按</font><font face="Calibri">0.05</font><font face="宋體">計(jì)算，否則將出現(xiàn)假陽(yáng)性結(jié)果。</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>