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  • 免疫球蛋白提取技術(Immunoglobulinisolationtechnique)2

    九、蛋白定量技術 (一)雙縮脲測定法 1.原理 蛋白質中的肽鍵有雙縮脲反應,在堿性溶液中與二價銅離子形成藍紫色的絡合物,在一定的范圍內,顏色的深淺與蛋白質的含量成正比。此法特異性強,游離的氨基酸、小肽和核酸均不產生這種反應,但此法不夠敏感,僅能測出毫克水平。 2.試劑配制 硫酸銅(CuSO4·5H2O) 1.50g 酒石酸鉀鈉  ......閱讀全文

    Isolation-of-papillary-cells

    Isolation of renal papillary cells1.?For isolation of papillary cells, kidneys were harvested and kept in HBSS containing 15 mM HEPES, penicillin/

    DNA-isolation-extraction

    CTAB TECHNIQUE / Method / Schedule / Protocol FOR DNA ISOLATION / DNA EXTRACTION FROM PLANT LEAF / LEAVES SAMPLES (see also DNA RNA double isolati

    Isolation-of-murine-splenocytes

    Overview In order to study spleen cells (e.g. lymphocytes, granulocytes, other immune cells), it helps to make single-cell suspensions so that the c

    Isolation-of-Zebrafish-embryos

    Zebrafish will mate and deposit fertilized eggs on the bottom of the tank at 'dawn'. They can be accustomed to lay at any convenient time by keeping

    Isolation-of-mouse-embryos

    1. Sacrifice impregnated mouse. 2. Dissect out the uterus of the mouse. Pulling up on the uterus with one set of forceps, use another to tear the mes

    Isolation-of-colonic-epithelium

    實驗概要 The ?method we use is based on work of Dr. Hazel Cheng, at the University of ?Toronto and works for both colon and the small intestine. First

    Chromosomal-DNA-Isolation

    Chromosomal DNA Isolation METHOD: Grow cells in 2-5 ml broth to late log phase. Pellet 1-2 ml cells in microfuge. Resuspend cells in 400

    Cosmid-DNA-Isolation

    實驗概要 Isolation of high yields of highly pure cosmid DNA using PureLink? HiPure Plasmid Purification Kits. 實驗原理 The ?PureLink? HiPure Plasmid Purif

    Isolation-of-papillary-cells

    實驗概要 This protocols provides a general protocol for isolation of papillary cells. 實驗步驟 Isolation of renal papillary cells 1.?For ?isolation of pa

    Isolation-Of-PCR-Products

    實驗概要 Rapid and efficient purification of PCR products from salts, primers, dNTPs, and other non-nucleic acid reagents. 實驗原理 The ChargeSwitch? Tech

    mice-islet-isolation

    1.?Islets of Langerhans were isolated from 5- to 7-week-old nonobese diabetic (NOD) mice. 2.?Which involves cannulation of the common bile duct and

    RNA-Isolation-Protocol

    RNA Isolation Protocol(Revised 5-15-2003)Stabilize RNAStart with 15 ml E. coli Culture containing 7.5* 109?cells (OD600= 0.2 Dilute cells or scale up)

    RNA-isolation-for-Microarray

    Description?RNA extraction using TRI REAGENT. This method gives ample amout of RNA.Procedure?It is 3 days procedure.Day 1:1. Harvest the cells and cen

    Arabidopsis-gDNA-isolation

    This is a simple and fast protocol for the extraction of genomic DNA from Arabidopsis thaliana that works fine in PCR for simple amplicons. We only us

    Isolation-of-liver-lymphocyte

    Isolation of liver lymphocyte???Several lymphocyte subpopulations reside in the normal adult human liver. Liver lymphocytes mainly include a large n

    Isolation-of-bone-marrow

    (contributed by Chris Jackson (chris.jackson@bris.ac.uk))A protocol I have used to isolate rat bone marrow is:?1. Kill the rat and dissect out the fem

    Fungal-DNA-Isolation

    Fungal DNA IsolationSaghai-Maroof MA, Soliman KM, Jorgensen RA, & Allard RW (1984) PNAS 81:8014-8018DNA successfully isolated from fungal species of C

    Nucleolar-Isolation-Protocol

    We recommend that you first download and read this page as a?PDF file. Using that as your guide, you can then follow the protocol below and view a Qui

    Yeast-Nuclei-Isolation

    This method gives yeast nuclei which look nearly purified microscopically. Nuclei isolated in this way do not give active transcription extracts when

    Poly(A)+RNA-Isolation

    Eukaryotic messenger RNA (mRNA) can be separated from the other RNA species in a total RNA preparation by affinity chromatography by virtue of the

    Isolation-of-colonic-epithelium

    The method we use is based on work of Dr. Hazel Cheng, at the University of Toronto and works for both colon and the small intestine.First we excise t

    RNA-Isolation-Protocol

    Stabilize RNAStart with 15 ml E. coli Culture containing 7.5* 109 cells (OD600= 0.2 Dilute cells or scale up)Pipet 30 ml of RNAProtect Bacteria Reagen

    Isolation-of-lymphatic-endothelial-cells

    Dermal Cell Suspensions??????????? 1.?Dermatomed 0.8-mm split-thickness skin was obtained from adult healthy individuals undergoing elective surgery.

    Plasmid-isolation-from-yeast

    Pick colonies into 0.5ml of SD-Leu (or other appropriate SD medium) Vortex for 1min Leave to grow O/N for 18-24h at 30°C, 230-250rpm (best in 5ml b

    Isolation-of-Microtubules-(Bovine-Brain)

    LEVEL II Materials Freshly removed bovine brain?2 Wire sieve (tea strainer) Microtubule buffer (MT buffer) 0.1 M MES (2-(N-Morphi

    T-and-B-cell-Isolation

    Reagents? Heparin - 1000 U/ml? Ficoll-Hypaque? PBS? RPMI-1640 supplemented with 10 mM glutamine and 15% FBS? AET (0.14M) Dissolve 1.967 g AET in 35 m

    ISOLATION-OF-RNA-FROM-BACTEROIDS

    3 g nodules (fresh or frozen in liquid N2) were ground to a powder in mortar and pestle with liquid N2. To the powder was added ice cold 0.5 M mannit

    Lipoprotein-Isolation--First-week

    As insects have an open circulatory system, the hemolymph can be simply collected through an incision in the body wall. Most conveniently, you should

    Keratocyte-isolation-(corneal-fibroblasts)

    Corneal keratocytes (corneal fibroblasts) that this corneal layer is specialized fibroblasts residing in the stroma, representing about 85-90% of

    Cajal-Body-Isolation-Protocol

    Buffers and solutions(All solutions are supplemented with Complete Protease inhibitor tablet (Roche, Cat no: 1-873-580) at the final concentration of

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