標本/陰性對照比值

<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;">立足于生命科學領域，全力打造高品質生命科技產品鏈和技術服務鏈，立志成為科學研究領域的問題解決專家。</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;優質的產品，周到的服務&rdquo;是酶聯生物<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;協同發展，多元共贏&rdquo;是酶聯生物的價值觀；</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，以一整套服務與全方位產品來滿足客戶的需求；是酶聯生物<font face="Calibri">&nbsp;</font><font face="宋體">的運營模式。</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">標本</font>/<font face="宋體">陰性對照比值 </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">在實驗條件（包括試劑）較難保證恒定的情況下，這種判斷法較為合適。在得出標本（</font>S<font face="宋體">）和陰性對照（</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">為陽性標準，現多為各種測定所沿用。實際上每一測定系統應該用實驗求出各自的 </font><font face="Calibri">S/N</font><font face="宋體">的閾值。更應注意的是，</font><font face="Calibri">N</font><font face="宋體">所代表的陰性對照是不含受檢物質的人血清。</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;">有的試劑盒中所設陰性對照為不含蛋白質或蛋白質含量較底的緩沖液，以致反應后產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，如</font>N&lt;0.05<font face="宋體">（或其他數值），則按</font><font face="Calibri">0.05</font><font face="宋體">計算，否則將出現假陽性結果。</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>