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Showing: 21 - 40 of 401 results
  1. Affinity Purification of Recombinant Antibodies with Protein A or Protein G

    Type
    Protocol
    ...tubes. Cap the Gravitrap columns at the bottom. Add 5 mL of Pierce IgG Elution Buffer to the capped Gravitrap...containing 50 µL 1 M Trizma hydrochloride pH 9.0. Cap the tubes and vortex for 5 s to mix. Determine the...Spin Desalting Column’s bottom closure and loosen cap. Place column in a 50 mL conical collection tube....columns have a finite binding capacity. If your sample exceeds the capacity, divide the sample among multiple...1 part tissue culture supernatant and mix well. Uncap the Protein G Gravitrap or rProtein A Gravitrap ...columns. For information about the total binding capacity for your columns, refer to the manufacturer’s ...Gravitrap column and incubate for 10 min at RT . Uncap the column and collect 500 µL fractions into the...
  2. Cloning Mammalian Cells with the Agarose Method

    Type
    Blog Post
    ...only 1.5 ml of each are used). This solution is capped, swirled and tested for the correct temperature...and not spread out onto the plate. We test the (capped) 1:1 agarose/DMEM solution against a part of the...
  3. Plasmids 101: Multicistronic Vectors

    Type
    Blog Post
    ...Translation in eukaryotes usually begins at the 5’ cap so that only a single translation event occurs for...spark translation initiation independent of the 5’ cap.  IRES elements are very useful and commonly found... viral transfer vectors with limited packaging capacity. Additionally, it may not be feasible to express...
  4. Deck the Lab 2022!

    Type
    Blog Post
    ..._fang) That’s right, researchers of the world. Cap your Eppendorf tubes, hang up your pipettes, and ...
  5. Protocol - How to Inoculate a Bacterial Culture

    Type
    Protocol
    ...(top) and with growth (bottom) Loosely close the cap on the bottle (do NOT close all the way or the bottle...cover the culture with sterile aluminum foil or a cap that is not air tight. Incubate bacterial culture...specific plasmid. However, a liquid culture is capable of supporting a higher density of bacteria and ...
  6. A Needle in a Base-Stack: Cas9 Structural Biology

    Type
    Blog Post
    ...last base pair with an end-capping loop (Nishimasu et al., 2014). This cap is where the DNA:RNA heteroduplex...lobe has been hidden for visibility. A RuvC loop caps the heteroduplex and marks the transition back to... cuts.   Pro tip! X-ray crystallography cannot capture flexible or disordered regions, so crystal structures...
  7. TALENs for Endogenous Zebrafish Genes

    Type
    Collection
    ...TALENs Full Target Site (5' to 3'; half-sites in CAPS, spacer in lowercase) aak1 TAL3208 & TAL3209 TCTTTGACTCCCGGAGAGagctggtgggctccgggCCAGGTTCTGGAGGGGGA...
  8. AAV ddPCR Titration

    Type
    Protocol
    ... drops along the side of the tube. Cap gently - do not push the cap in all the way, just ensure the samples...PCR tubes. Pipette back and forth 5 times. Lightly cap the PCR tubes. Generate the Droplets Bring the PCR...Without disturbing the liquid in the tube, gently uncap the PCR tubes. Add 5 µL of dilutions 6–8 to the ...Without disturbing the liquid in the tube, gently uncap the tubes. Add 5 µL of the previously aliquoted ...
  9. AAV Production in HEK293 Cells

    Type
    Protocol
    ...such that the media goes toward the cap. If the media touches the cap, replace it with a new one before ...optimized. Plasmids for transfection: pHelper; pRC (Rep-Cap), plasmid expressing your gene of interest Triton...bp) DNA Concentration (μg/μL) Volume of DNA (μL) RepCap 7,265 1.00 727.6 pHelper 11,854 1.00 1,185 Transfer..., for each plasmid we need: Sample Calculations RepCap: 0.08 μg/bp × 7,265 bp = 582.1 μg Volume Needed...
  10. Live and Let Dye: Self-Labeling Protein Tags

    Type
    Blog Post
    ...Actin, cyan), with formin (649-mDia1, magenta) and capping protein (549-CP, yellow) at the tip. 649-mDia1 ...actin barbed end assembly by twinfilin, formin and capping protein. Nature Communications, 14(1), Article ... workflows you already use. Or you can really capitalize on the dye’s performance and use super-resolution...
  11. Adeno-associated virus (AAV) Guide

    Type
    Guide
    ...the two ITRs, and Rep and Cap are supplied in trans . In addition to Rep and Cap, AAV requires a helper ...genome consists of two open reading frames, Rep and Cap, flanked by two 145 base inverted terminal repeats...synthesis of the complementary DNA strand. Rep and Cap are translated to produce multiple distinct proteins...mediate AAV replication. The transfer plasmid, Rep/Cap, and the helper plasmid are transfected into HEK293...gene E1+, to produce infectious AAV particles. Rep/Cap and the adenovirus helper genes may also be combined...into a single plasmid; the separation of Rep and Cap shown in the figure on the right facilitates the ...included the production of synthetic capsids and the mixing of capsids/ITRs from different AAV serotypes ...
  12. Pouring LB Agar Plates

    Type
    Protocol
    ...colloid. Cover the opening of the bottle with its cap or aluminum foil (but do not make an air-tight seal...distrubtion of agar over the bottom of the plate. Cap each plate after pouring and stack as you pour. If...that way for ~10 min. This will allow any steam to escape from the autoclave and will cool your gel-mix slightly...
  13. Empty Backbones - Choosing Your Perfect Plasmid Backbone

    Type
    Collection
    ...pYIC - Bicistronic fluorescent reporter gene with cap-dependent 3Myc-EYFP-HA-His6 and IRES-dependent ECFP-HA-His6...Gateway vectors) pCAP03-acc(3)IV - Facilitate the capture and expression of bacterial gene...
  14. Plasmids 101: Inducible Promoters

    Type
    Blog Post
    ...arabinose, cAMP complexed with cAMP activator protein (CAP) can also stimulate AraC binding to I1 and I2 sites...
  15. Viral Vectors 101: Inverted Terminal Repeats

    Type
    Blog Post
    ...conjunction with the viral rep (replication) and cap (capsid) proteins, which bind to the ITRs and initiate... varying capacities. AAV vectors containing the AAV2 ITRs can be cross-packaged with capsids from multiple...., 2019), and different combinations of ITR and capsid serotypes vary in their gene transfer efficiency... 101: Pseudotyping Viral Vectors 101: Systemic Capsids More resource on Addgene.org Addgene's AVV guide...2023). AAV- based vector improvements unrelated to capsid protein modification. Front Med, 10, 1106085. https...
  16. Viral Vectors 101: Gamma-Retroviral Packaging Systems

    Type
    Blog Post
    ...begins, by definition, at the beginning of R, is capped, and proceeds through U5 and the rest of the provirus...retroviral particle containing Matrix, Capsid, and Nucleocapsid components. Pol Precursor protein... Psi (Ψ) RNA target site for packaging by Nucleocapsid. WPRE Woodchuck hepatitis virus post‐transcriptional... of a retroviral provirus (see below). Cloning capacity between the LTRs is ∼8.5 kb, but inserts bigger...
  17. What's New in CRISPR - November 2021

    Type
    Blog Post
    ...showcases an improved design of the guide RNA that caps the 3’ end with a structured RNA motif. These engineered...cargo sequences in the capsid, in an approach called Selective Endogenous eNcapsidation for cellular Delivery... AsCas12f1 plasmids   Selective endogenous encapsidation for cellular delivery of RNAs By Mike Lacy The...genomic deletions of up to 10kb but it is also capable of coding concurrent small insertions to allow ...templated by the 3′ extension of the pegRNAs. PEDAR is capable of correcting larger genomic rearrangements as ...
  18. Viral Vectors 101: Virus Safety

    Type
    Blog Post
    ...BSL-2 materials, you’ll need to use aerosol-tight caps, compatible with your centrifugation speed, to cover...
Showing: 21 - 40 of 401 results