摘要:DNA testing at state crime lab Sophisticated criminal testing is being undertaken at the Washington State Crime Lab in Cheney. KXLY 4's Kjerstin Ramsing reports.DAN鉴定技术在破案技术中的应用本视频来源[阅读全文:]
摘要:The story of Otzi the Iceman is used to introduce a DNA extraction lab. Einkorn wheat was found on the cloak of this 5000 year old Neolithic warrior. The second video in this series shows how to extra[阅读全文:]
摘要:磁性分离的原理(Magnetic Separation)Magnetic separation technology was pioneered by Dynal for the separation of biomagnetic material. Dynabeads technology supports genomics, transcriptomics, proteomics[阅读全文:]
摘要:DNA_RNA纯化机器 :DNA/RNA Purification Robot Video showing the Corbett Robotics Xtractor-Gene robot in action.DNA_RNA纯化机器本视频来源于网络,如有异议请联系我们,我们将在3个工作日内作出处理。[阅读全文:]
摘要:仪器用具:微量离心机药品试剂:Plasmid DNA 酵解产物: #1 (pBlueGus/HindIII), #2 (pBlueGus/BamHI);Phenol/chloroform/isoamyl alcohol (25:24:1) 以下简称为PCI;Chloroform/isoamyl alcohol (24:1) 以下简称为CI;3 [阅读全文:]
摘要:在胶体中的DNA 可利用毛细现象的作用将DNA 牵引转印至覆盖在胶片上的滤膜,经烘烤或UV 照射后,可使DNA 固定在膜上,以进行探针的杂合(hybridization) 反应。仪器用具:玻璃缸;玻璃板或吸水海绵;Crosslinker (Stratalinke[阅读全文:]
摘要:这个方法是以phenol 及chloroform 溶菌后直接进行电泳分析,并未将质体DNA与宿主细菌染色体DNA 分离,得到的DNA 也不能用限制酶作用。但因其快速简便,所以可藉的于短时间内检定大量转形株中质体DNA 的相对分子量,以初步[阅读全文:]
摘要:药品试剂:纯化的gusA 片段及pQE31 BamHI/HindIII 片段1% 6-well agarose gelDNA 标准分子量 (λMr, 0.5 μg/μL)方法步骤:1) 取4 支微量离心管,依下表加入DNA, TE-8.0 及追踪染剂 (μL):2) 短暂离心混合[阅读全文:]