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We narrowed to 816 results for: LAS

Showing: 261 - 270 of 816 results
  1. DIY DNA Ladders from Penn State University

    Type
    Blog Post
    Published
    July 14, 2017, 2:30 p.m.
    ...developed the plasmids, pPSU1 and pPSU2. When restriction digested with PstI or EcoRV, these plasmids generate...Penn State Ladder: Homemade Plasmid Prep Penn State Ladder: Commercial Plasmid Prep Kit Amount 1000 Lanes...Two plasmids that can be used to make inexpensive 100 bp or 1 kb DNA molecular weight ladders were recently...polyacrylamide gels. Get Tips on Verifying Your Plasmid Table 1: Comparing Typical Comericial Ladders...are significantly cheaper. When using a homemade plasmid prep protocol, it cost less than $10 to make 1000... 100 bp or the 1 kb ladder. Using a commercial plasmid prep kit increases the costs to $20-30 per ladder...prep protocol here and the pPSU1 and the pPSU2 plasmids are available from Addgene. Learn How to Analyze...
  2. Lambda Red: A Homologous Recombination-based Technique for Genetic Engineering

    Type
    Blog Post
    Published
    Dec. 15, 2016, 3:57 p.m.
    ...background via P1 transduction. Plasmid Expressing lambda red genes from a plasmid allows for a mobile recombineering... flexibility to modify the E. coli chromosome, plasmid DNA or BAC DNA.  To use the lambda red recombineering...bacteria with integrated defective prophage 2) from a plasmid, 3) from mini-λ or 4) from the lambda red phage...phage pL promoter.  It is a good idea to choose plasmids that also express the repressors associated with...limit leaky expression of the Red system.  Using a plasmid to express the lambda recombineering system is ... do this is to express lambda red genes from a plasmid with a heat sensitive origin of replication.  Once... them at 42℃.  Mini-λ A hybrid between using a plasmid and stable integration of a defective prophage ...
  3. Getting the Most from Your Lentiviral Transduction

    Type
    Blog Post
    Published
    April 7, 2016, 2:30 p.m.
    ... labs and hinders experiments is mycoplasma contamination. Mycoplasma contamination has been shown to ...routinely test for mycoplasma contamination. There are several commercially available mycoplasma detection kits...larger microbes such as yeast, fungi, or bacteria, mycoplasma can be extremely hard to detect with levels reaching...cells per ml before the media becomes cloudy. Mycoplasma compete with host cells for nutrients and can...the cell line’s growth and behavior. Signs of a mycoplasma contamination can be subtle and may include reduced...positive controls. Routinely test your cell line for mycoplasma and discard it if the culture has become overly...after transfecting with the transfer and packaging plasmids. A benefit of the multiple harvest strategy is...
  4. Addgene’s Top 10 Blog Posts from 2014

    Type
    Blog Post
    Published
    Dec. 16, 2014, 8:01 p.m.
    ...loved helping to answer your plasmid and cloning questions through our Plasmids 101 series and by responding...Melina Fan Plasmids 101: The Promoter Region – Let's Go! By Kendall Morgan Plasmids 101: Mammalian...Joanne Kamens Plasmids 101: Antibiotic Resistance Genes By Marcy Patrick Plasmids 101: Yeast Vectors...FAQs Answered! By Caroline LaManna Plasmids 101: What is a plasmid? By Margo R. Monroe Best wishes...as seen through the lens of Addgene’s blog and plasmid repository. Our blog is just over a year old, and...detailed information about this new technology. Our Plasmids 101 series continues to grab scientists’ attention...Genome Editing By John Doench (Guest Blogger) Plasmids 101: Origin of Replication By Kendall Morgan ...
  5. Why and how to start studying chromatin (with Addgene's help)

    Type
    Blog Post
    Published
    June 12, 2018, 11:40 a.m.
    ...Chromatin-related genes with plasmids available from Addgene The links below pull up lists of plasmids containing the...containing lists of plasmids from the indicated publications. You can request all of these plasmids directly from...consolidate every conceivable chromatin-related plasmid in a collection that grows on a daily basis, the... does not have it. That said, if you know of a plasmid that we definitely don’t have that you really want...study chromatin and want to start sharing your plasmids through Addgene, don’t hesitate to start the process...these pages to learn when Addgene receives new plasmids containing these genes. As with the PIs above,... In-exhaustive Chromatin-related genes with plasmids on Addgene.org AGO1 BRCA1 CREBBP CUL1 H2AFX...
  6. What's New in CRISPR - Winter 2018

    Type
    Blog Post
    Published
    Dec. 18, 2018, 1:17 p.m.
    ...CRISPR plasmids available at Addgene. We will still periodically focus on specific CRISPR plasmid tools...CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids ...Read the paper in Science Find the new SHERLOCK plasmids More precision with dual-nuclease Cas9-Cas9 ...Nature Communications Find the Cas9-Cas9 chimera plasmids A modular toolkit for genome editing in plants...post Read the paper in Science Find the Cas14 plasmids Anti-CRISPR proteins for optogenetic control...paper in Nature Methods Find the anti-CRISPR plasmids Tagging human transcription factors with GFP...White’s lab recently deposited a set of CRISPR plasmids to tag human transcription factors with GFP. As...
  7. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    Published
    Sept. 29, 2020, 1:15 p.m.
    ...our plasmid collection page Find more plasmids and resources for plant resources on Plant Plasmids Collection...box” for its common use in plasmid manipulation and genetics research. Plasmids are ideal tools for studying...Model Organisms blog post Read more about plasmids in our Plasmids 101 blog series Learn more about CRISPR...disease models.  Check out Addgene’s collection of plasmids containing Rattus norvegicus genes! Mexican axolotl...several vectors for use in the axolotl including plasmids for use in CRISPR and Tol2 transposase induced... and after embryogenesis. Addgene has over 600 plasmids that contain Xenopus genes and a tool-kit from...transformations and the use of Arabidopsis in the classroom on our blog. Now that you’ve learned more about...
  8. Tagging Optogenetics and Chemogenetics Receptors: Fluorescent Proteins and Other Options

    Type
    Blog Post
    Published
    May 11, 2021, 1:15 p.m.
    ... were in the cytoplasm of dendrites, and only a small proportion were found on the plasma membrane (top...to gold particles localized in the cytoplasm or bound to the plasma membrane. Note that the use of the... the DREADD receptors need to be located on the plasma membrane to be activated by the DREADD actuator...membrane in mice neurons, most of them were still cytoplasmic. Use of ‘small’ tags to identify proteins Given... the limited expression of hM4Di‐mCherry at the plasma membrane in monkey neurons, we next hypothesized...might improve the transport of this DREADD to the plasma membrane. The haemagglutinin (HA) tag is a small...tag resulted in abundant expression of hM4Di in plasma membranes in both species (bottom panel in Fig....
  9. Addgene's Top Blog Posts from 2020

    Type
    Blog Post
    Published
    Dec. 29, 2020, 2:15 p.m.
    ...service features 210 plasmids: empty backbones, fluorescent protein tags, SARS-CoV-2 plasmids, etc. It is our...to Elute and Store Your Plasmid DNA? by Paolo Colombi Should I store my plasmid in TE, Tris, or water?...Here we cover five methods to do this. 5. Plasmids 101: Plasmid Incompatibility by Leah Schiesow If you're... We've had 11 blog posts on COVID-19 featuring plasmid tools from depositors who quickly shared their ...you're thinking about hosting multiple plasmids in one cell, it might be that you can't stably maintain...This blog post features two mechanisms that cause plasmids to be incompatible. 4. RNA Extraction Without...CRISPR to detect SARS-CoV-2, including many with plasmids deposited at Addgene! 2. DNA Purification Without...
  10. Synthetic promoter AAVs for cell-type specific expression in retinal cells

    Type
    Blog Post
    Published
    March 12, 2020, 1:15 p.m.
    ... target a cell class in mice is not a good predictor for targeting the same cell class in NHPs (R=0.38... target a cell class in monkeys was a good predictor for targeting the same cell class in humans (R=0.67... GFP marker (CatCH-GFP). The lab deposited AAV plasmids containing the active promoters at Addgene. Performance...specific cell types (ex: rods or cones) or cell classes (ex: photoreceptors which encompassed both rods...targeting More than 70% of expression was from a single class of cells  Of the four different promoter designs...of the retina.  Find the AAV synthetic promoter plasmids! Comparing synthetic promoters performance in ...the odds of that promoter targeting the same cell class in all three species are still greater than random...
Showing: 261 - 270 of 816 results