為什么ELISA試劑盒會(huì)走近我們的生活

<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">隨著國家的開展，大家對(duì)科學(xué)范疇的探知也越來越深化，</font>Elisa<font face="宋體">試劑盒即是生物范疇的一種產(chǎn)物。今日咱們就來看看為何</font><strong><font face="Calibri">ELISA</font><font face="宋體">試劑盒</font></strong><font face="宋體">會(huì)越來越走近咱們的日子。</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"><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">為何能走近咱們的日子，與其三大效果是分不開的。</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;">1. <font face="宋體">酶和底物：在</font><font face="Calibri">ELISA</font><font face="宋體">中最常用的酶為</font><font face="Calibri">HRP</font><font face="宋體">和</font><font face="Calibri">ALP</font><font face="宋體">。</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;">2. <font face="宋體">抗原</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</font>ELISA<font face="宋體">中運(yùn)用的抗原請(qǐng)求有較高的特異性、親和力和純度。主要有</font><font face="Calibri">3</font><font face="宋體">類，即天然抗原、人工組成抗原和基因重組抗原。天然抗原的純度不高，特異性不強(qiáng)；組成抗原通常為多肽片段，缺少天然抗原所具有的立體構(gòu)造表位，親和力不高，可能致使相應(yīng)表位的抗體漏檢；基因重組抗原具有安全、特異性強(qiáng)、親和力高、產(chǎn)量大等特色，是一種對(duì)比抱負(fù)的抗原，但其純化對(duì)比艱難。</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;">3. <font face="宋體">抗體</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</font>ELISA<font face="宋體">中運(yùn)用的抗體可分為多克隆抗體（多抗）和單克隆抗體（單抗）。多抗取白免疫動(dòng)物的抗血清，制備較簡略，但抗血清成分雜亂，除含對(duì)于抗原（多個(gè)表位）的抗體外，還含有多種其他抗體，親和力和特異性相對(duì)要低于單抗，且制備周期長，批間差異較大。</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">而單抗僅對(duì)于抗體的單一表位，親和力和特異性均較多抗高，且制備技能老練，產(chǎn)量大，批間差異小，但聯(lián)系位點(diǎn)的單一也恰是其缺點(diǎn)之地點(diǎn)，在雙抗體夾心法中，如包被和指示抗體運(yùn)用同一單抗，則因?yàn)槁?lián)系位點(diǎn)的缺少，簡單形成假陰．性結(jié)果。在運(yùn)用雙單抗一步法時(shí)，應(yīng)留意抗原過剩時(shí)的</font>&ldquo;鉤狀效應(yīng)<font face="Calibri">&quot;</font><font face="宋體">。</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">以上即是</font><strong>ELISA<font face="宋體">試劑盒</font></strong><font face="宋體">三大須知效果，將來</font><font face="Calibri">ELISA</font><font face="宋體">試劑盒的開展是不行預(yù)知的，可是會(huì)對(duì)咱們的日子帶來無限的好處。</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>