acrylamide

High-Level Protein Expression, One-Column Purification, and FLAG Epitope Tagging in E. coli

...ucing sample buffer and fractionated on a 4 to 20% acrylamide Tris-glycine gel. The gel was stained with Coomassie Blue and analyzed for protein induction ( Figure 3 , Panel A). CBP-FLAG-JNK was then purified over calmodulin resin. The cleared lysate was incubated with calmodul...

Four New CastAway Precast Gels

...allowfaster DNA migration than an equal percentage acrylamide gel. The Long Rangergels provide 30% more information than polyacrylamide gels and allow you toeither read more sequence or complete short extensions faster. The speed andconvenience of the CastAway system, combined with the longer read capabilitieso...

Fractionating DNA Fragments Generated by Differential Display PCR

...and prone toproblems, such as air bubbles and poor acrylamide polymerization. BecauseCastAway gels are provided polymerized, the time required to prepare thedenaturing polyacrylamide gel for fractionating the DNA fingerprint isdramatically reduced. Moreover, the CastAway precast gels are only 0.25-mmthick, allo...

High resolution DNA analysis with the DNA 500 and DNA 1000 LabChip kits

...tions providedwith each kit. The conditionsfor the acrylamide gel separationsare listed in the appropriatefigure caption. Figure 1 showsthe overlay of 3 different electropherogramsacquired on the Agilent2100 bioanalyzer that are mixturesof PCR samples rangingfrom 25 to 500 base pairs in size.The two closest elu...

Inducing RNAi with siRNA Cocktails Generated by RNase III

...Nase III digestion was run on a 15% non-denaturing acrylamide gel along with a 21 bp chemically synthesi... and the resulting 12-15 bp fragments were acrylamide gel purified from the incomplete digestion products (Figure 2A). HeLa cells were transfected...

Dicer vs. RNase III for Preparation of siRNA Cocktails

...igestion products were run on a 15% non-denaturing acrylamide gel and the 12-15 bp products were excised.... A sample was run on a 15% non-denaturing acrylamide gel for visualization ( A ). HeLa cells were transfected with 100 nM of the 12-15 bp RNase ...

Isolate It All: siRNA miRNA Total RNA Native Protein

... total RNA was resolved on a 15% denaturing acrylamide gel and stained with ethidium bromide. (B... purification or Northern blotting on 15% acrylamide gels for miRNA/siRNA vs. RT-PCR or microarray analysis for mRNA. With ...

Get the miRNA OutPlant Applications

...cally by Northern blot using 15% acrylamide gels or specialized solution hyb...ount of tissue. Analyses on denaturing agarose and acrylamide gels demonstrate that small RNAs were quantitatively recovered in the fraction enric...

Isolate Total RNA and Protein From the Same Sample

...ne g of total RNA was resolved on a 15% denaturing acrylamide gel and stained with EtBr (top) or analyzed by solution hybridization assay with the mir Vana miRNA Detection Kit (Ambion) and a probe specific for miR-16 prepared by in vitro transcription with the mir Vana Probe Co...

Got Small RNA?

.... Total RNA (1 g) was resolved on a 15% denaturing acrylamide gel and stained with ethidium bromide or a...fraction on a denaturing agarose gel, a denaturing acrylamide gel or the Agilent 2100 bioanalyzer showed that 28S, 18S, and 5.8 rRNAs were quantit...

Nuclease Protection Assays: The Basics

...ion, product separation on a denaturing 6% acrylamide gel, and a four-hour exposure to film at -... size of probes will dictate the gel size and acrylamide concentration. Typically a 5% denaturing acrylamide gel is used....

Acrylamide Polymerization A Practical Approach

...yacrylamide gels are formed by copolymerization of acrylamide and bis-acrylamide (bis, N,N'-methylene-bi...tion. The persulfate free radicals convert acrylamide monomers to free radicals which react with unactivated monomers to begin the polymerization ...

DGGE Analysis Using the DCode System, Rev B

... of DNA molecules. In a denaturing gradient acrylamide gel, double-stranded DNA is subjected to a denaturant environment and will melt in discrete segments called melting domains. The melting temperature (T m ) of these domains is sequence-specific. When the T m of the lowest ...

Detection of Mutations in the Fas Antigen of Lymphoma Tumors by RT-PCR and Denaturing Gradient Gel Electrophoresis

...software, and confirmed by analysis on a 6% acrylamide gel (37.5:1) with a perpendicular gradient of .... Digested products were loaded on the DGGE acrylamide gel, and electrophoresed 3.5 hours under conditions described above (Figure 3). This t...

Detection of Mutant K-ras in a Kindred With Hereditary Pancreatic Cancer by DGGE

...ining. Successful samples were run on a 10% acrylamide 080% perpendicular DGGE gel at 150 V for 2 hours at 56 C, then stained with ethidium bromide to find the optimal conditions for parallel DGGE (Figure 1). This was determined to be 30%60%. Samples were then run on a paralle...

Detection of Platinum Species in Plant Material by Preparative Isotachophoresis Using the Model 491 Prep Cell, Rev A

... the leading electrolyte was mixed with 4.75 g of acrylamide and 0.25 g of N,N- methylenebisacrylamide ...f leading electrolyte were mixed with 1.0 g acrylamide and 0.25 g Bis. After degassing, 30 l of TEMED and 300 l of 10% ammonium persulfate so...

Detection of Variation in Highly Polymorphic Mhc Genes by Denaturing Gradient Gel Electrophoresis Using the DCode System

...core reliably over time. The purity and age of the acrylamide and acrylamide denaturant solutions, the maximum voltage, and the overall run time all strongly affect the ...

Isolation of Low Molecular Weight Digestion Products of the Human Platelet Thromboxane A2 Receptor, Rev A

...ular weight proteins at relatively moderate acrylamide concentrations. Thus, substitution of tricine for glycine as the trailing ion, 7 results in low molecular weight resolution which cannot be achieved using the conventional glycine gel electrophoresis procedure of Laemmli...

Preparative Nondenaturing Gel Electrophoresis to Purify NADP-Specific Glutamate Dehydrogenase From Chlorella, Rev B

... nondenaturing gel electrophoresis, a 3 cm high 7% acrylamide (28 acrylamide:0.735 bis-acrylamide, pH 8.8) resolving gel and a 2 cm high 2% acrylamide (1.6 acrylamide:0.4 bis-acrylamide, pH 6.6) stacking gel were cast in the 28 mm ID gel tube ...

Purification and Characterization of beta-Lactoglobulin Genetic Variants A and B Using Preparative Electrophoresis and Isoelectric Focusing

...aemmli.31 Briefly, gels containing a 1220% acrylamide separating gel and a 3% stacking gel were loaded with the samples (0.55 g protein/well), mixed with sample buffer (1:1), and 10 l sample was injected per well. The gels were run (PROTEAN II electrophoresis cell) at 20 mA con...

Separation of 16S rRNA PCR Products From a Model Community Using Temporal Temperature Gradient Gel Electrophoresis, Rev A

...(pH 7.6) to elute the DNA. 5 The residual acrylamide was removed by standard procedures. The su...odel community were initially run on a 40% acrylamide gel with no temperature gradient (Figure 1A). As anticipated, based on the size of the PCR p...

Separation of HLA-DRB Alleles by Denaturing Gradient Gel Electrophoresis using the DCode System

...PCR product was electrophoresed in a 12.6% acrylamide (37.5:1 acrylamide:bisacrylamide) gel with an incr... 4 As described for perpendicular DGGE, the 12.6% acrylamide gel was electrophoresed in 1x TAE buffer for 3.5 hours at 300 constant volts and at ...

Real-Time Multiplex PCR from Genomic DNA Using the iCycler iQ Detection System

...cleic acid can be estimated by staining agarose or acrylamide gels after electrophoresis. With less material, or for more exact determination, the concentration can be estimated by spectroscopy or fluorometry. Occasionally, the amount of nucleic acid present is so small that none of the ...

Using the DCode System to Identify DNA Sequence Variation for Studies of Population Structure in Marine Organisms

...n, pooled PCR products were loaded onto 6% acrylamide gels and run at constant temperature (60 C) for 45 h, followed by staining in ethidium bromide and visualization with a standard UV transilluminator. Results For the tautog, no previous genetic data were available, ...

Application of the Bio-Plex Cell Lysis Kit in Western Blot Analysis of Phosphoproteins, Rev A

...-PAGE on duplicate Criterion 26-well, 420% acrylamide gradient gels (AfCS protocol PP00000003). A positive control sample (AfCS protocol PS00000468 or PS00000469) was included on each gel. The proteins were transferred to nitrocellulose in a Criterion blotter unit according to Af...

Identification of Nonspecific Products Using Melt-Curve Analysis on the iCycler iQ Detection System, Rev A

...unning the amplification products on a 15% acrylamide TBE gel. The gel revealed two major bands: ...amplified products were separated on a 15% acrylamide TBE gel, which confirmed one major product at 200 bp (data not shown). However, several smal...

Increased Transfer Efficiency Using a Discontinuous Buffer System With the Trans-Blot SD Cell

... Thick Blotting Paper. 2. Equilibrate the acrylamide gel in top/cathode buffer. Soak a second piece of Extra Thick Blotting Paper in this buffer. 3. Prepare for transfer by making the gel sandwich as follows. To bottom platinum anode add Extra thick filter paper in botto...

The Bio-Rad Silver Stain, Rev E

...oride, etc.) must be removed. Good-quality acrylamide and bis, free of acrylic acid and metals, are required or background will be unacceptably high. Likewise, water used in all silver stain reactions must be of 1 S conductance or less, and free of organic contaminants. ...

Separation and Comparison of Proteins From Virulent and Nonvirulent Strains of the Fish Pathogen Flavobacterium psychrophilum, Using a 2-D Electrophoretic Approach

... 2% SDS, 0.375 M Tris, 4% glycerol, 5 mM TBP, 2.5% acrylamide monomer) for 20 min at room temperature. Strips were then transferred to the prep wells of Ready Gel 1020% Tris-HCl precast gels and electrophoresed in the Mini-PROTEAN 3 cell for 20 min at 4 mA/gel and then 1.5 hr at ...

Use of the PROTEAN Plus Dodeca Cell for Second-Dimension SDS-PAGE, Rev A

... with 4% glycerol added to the higher percentage acrylamide solution to increase gradient stability. T...ere as follows: for the 9% solution, 114 ml of 30% acrylamide (37.5:1 acrylamide:bis-acrylamide, Roche Diagnostics), 142.2 ml 1 M Tris, pH 8.8, 12...

Analysis of Bacterial Assemblage Genetic Diversity in Environmental Samples Using the DCode System

...e manner described by Muyzer et al. 1 Six percent acrylamide stock solutions were prepared containing 0...naturant stock was prepared by adding 15 ml of 40% acrylamide (Fisher Scientific) plus 2 ml of 50x Tris-Acetic acid-EDTA (TAE) buffer to 83 ml of ...

Detection of Apolipoprotein Gene Variants by DGGE Using the DCode System

...quots of the digests were loaded onto 7.5% acrylamide (38.5:1) DGGE gels at hourly intervals. These travel gels were run in the DCode system apparatus at a constant temperature of 56 C and 200 V for a total of 5 hours to determine the optimal running time. This was found to be 3 ...

Use of the DCode System to Detect the Food-Borne Bacterial Pathogen Listeria monocytogenes

...dures. 7 To further sharpen the bands, an acrylamide gradient can be incorporated into the gel. After ...boratories, Hercules, CA) and a non-denaturing, 6% acrylamide loading gel (Appendix 1) was cast on top of the gradient gel. The gel was placed in ...

Quantitation of Acrylamide in Food Samples on the Finnigan TSQ Quantum Discovery by LC/APCI-MS/MS

...man carcinogen. This is important not only because acrylamide is a common industrial chemical, but acrylamide was recently discovered to be present at significant levels in food samples, 1 particularly cooked ...