Skip to main content
Addgene
Showing: 601 - 620 of 934 results
  1. What is Polymerase Chain Reaction (PCR)

    Type
    Protocol
    ...DNA for 2 minutes at 72°C. Repeat steps 8-10 for 25-30 cycles. Final Extension for 5 minutes at 72°C. ...oligo primers. This molecular biology technique creates several micrograms of target DNA from just a few.... Basic PCR Program Initial Denaturation for 2 minutes at 94°C: This initiation step heats the double ...Repeat steps 2-4 25-30 times. Final Extension for 5 minutes at 72°C: A final extension to fill-in any protruding...melting temperature (Tm). Set extension step at 1-2 minutes per kilobase of product depending on whether you...time and temperatures. Initial Denaturation for 2 minutes at 94°C. Denature for 30 seconds at 94°C. Anneal...denaturation of the DNA, particularly for GC-rich templates. What does each ingredient specifically do? Template...
  2. CRISPR 101: Cytosine and Adenine Base Editors

    Type
    Blog Post
    ...improvement over Cas9-mediated HDR for the loci tested where average HDR-mediated editing frequency was...sequences, expanding the number of available target sites for base editing (Kim et al., 2017). For each base...have an improved base editing capacity, even at sites previously difficult to target. ABE8s can achieve...
  3. Plasmid Cloning by Restriction Enzyme Digest (with Protocols)

    Type
    Protocol
    ...restriction sites to flank your insert : You can use PCR Based Cloning and add restriction sites to the ends...as long as it is already bounded by restriction sites that are also present in the same orientation on...Analyzer , allow you to identify which restriction sites are present in a given sequence. When selecting ...recipient plasmid as well as a specifically designed test digest later to verify that the insert was cloned...a version of your insert flanked by restriction sites compatible with the recipient plasmid's MCS. However... within your insert. Adding desired restriction sites to your recipient plasmid : You can modify the MCS...
  4. AAV Titration by qPCR Using SYBR Green Technology

    Type
    Protocol
    ...dilution is appropriate). Quality of duplicates: Exclude duplicates from analyses if there is more than...-log of the expected titer of the samples being tested. Always include a No Template Control (NTC), i....small aliquot of each standard (enough for 1 or 2 plates) and store at -20 °C. Once a standard is thawed...the assay multiple plasmids containing ITR were tested. Plasmid #59462 is one plasmid that gave reliable...consistent results. Use the recommended plasmid, or test multiple plasmids to find a suitable one. Some labs...second peak at a temperature of ~70–75 °C usually indicates the presence of primer dimers which can increase...
  5. Protocol - Over-Agar Antibiotic Plating

    Type
    Protocol
    ... fits the plate. Incubate plates at 37 ℃ for 18 hours. Day 2 Observe plates for colony formation. Shown...Antibiotic Plating You may also like... Making LB Agar Plates Bacterial Transformation Recovering Plasmid DNA...source) Incubator Reagents 6 cm diameter LB/agar plates without antibiotic High concentration (100 mg/mL... the plate at room temperature for at least 30 minutes with the lid on to give the antibiotic time to ... with smaller size than the 1 mg/mL and 2 mg/mL plates and effective selection. Selection Curve of Transformed...
  6. Video Library

    Type
    Protocol
    ...Making LB Agar Plates Create plates to culture bacteria in the lab Pouring LB Agar Plates Protocol Streaking...Bacteria on Plates Isolate single bacterial colonies on an agar plate Streaking Bacteria on Plates Protocol...CRISPR Protocol Over-Agar Antibiotic Plating Create plates to culture bacteria in the lab Over-Agar Antibiotic...
  7. 'Tis the Season to #DeckTheLab

    Type
    Blog Post
    ...holiday spirit by kicking off our annual #DeckTheLab contest. The bar is set very high from last year’s impressive...some cheer by snapping a photo of you and your labmates celebrating the holidays and tweeting it with ...
  8. The 12 Days of CRISPR

    Type
    Blog Post
    ...celebrate the 12 Days of CRISPR with some of the latest and greatest in CRISPR tools and resources! Ready to sing...
  9. Congrats to the 2019 Deck The Lab Winners

    Type
    Blog Post
    ... spent the last week perusing the Deck The Lab contest submissions on Twitter and Instagram and we’re ...these creative entries as the winners of the 2019 contest. Agar art For the second year in a row, agar ...
  10. The Codon Guide to Synthetic Biology

    Type
    Blog Post
    .... There is value, then, in having a guide that curates this information. And so I created the Codon Guide... genetic engineering curriculum at MIT. He also writes Codon, a blog about biotechnology.    ...
  11. Pipetting Protocol

    Type
    Protocol
    ...video for tips on pipetting in the lab. Equipment Pipettes Pipette tips Waste container Containers to hold...Tips Although there are many different types of pipettes that have different mechanisms to disperse liquids...liquids, this protocol is focused on single channel pipettes. These come in standard sizes: P2, P10, P20, P200...would read as 050. Each volume display on these pipettes will also have small tick marks at the bottom....Liquids of various viscosity have different flow rates. The more viscous a liquid, the lower the flow rate...’s important for scientists to calibrate their pipettes to make sure that they are properly tuned to dispense...
  12. Coomassie Purity Stain of Recombinant Antibodies

    Type
    Protocol
    ..., VWR 76322-154 Pipettes, 5 mL, VWR 89130-896 Pipettes, 10 mL, VWR 89130-898 Pipettes, 25 mL, VWR 89130...of our protocols supports reproducibility and accelerates science. Here, we list the specific equipment...89130-900 Pipettes, 50 mL, VWR 89130-902 Gel loading tips, Corning 4853 Microcentrifuge tubes, Neptune 3745...mobility of the bands (sample AR0016 in Figure 1) indicates that the samples may not have been processed correctly...
  13. Congratulations, Deck The Lab winners!

    Type
    Blog Post
    ...year with a #DeckTheLab themed nativity scene, courtesy of our house pets.. 😁 pic.twitter.com/qDylF8TdHH... social media throughout the year for more fun contests!  ...
  14. New Viral Vectors - Summer 2024

    Type
    Blog Post
    ...repository  Name Serotype Category Depositor  Notes pAAV_hSyn-SIO-stChrimsonR-EGFP-P2A-PdCO-miniWPRE...forget to use the link below to keep up with the latest in Addgene's viral vector services and resources...
  15. Plasmid Grant to Aid Cervical Cancer Screening in Ghana

    Type
    Blog Post
    ...screening in Ghana. While pap smears and visual tests are commonly used in Ghana, there is little screening... screening for HR HPV alongside the cytological tests currently in use. Gladys will use plasmids containing...
Showing: 601 - 620 of 934 results