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We narrowed to 192 results for: Anti-CRISPR

Showing: 161 - 180 of 192 results

  1. Tips for Titering Your Lentiviral Preps

    Type
    Blog Post
    Published
    March 15, 2016, 2:30 p.m.
    ... Lentivirus FAQ Learn How Lentivirus is Used in CRISPR Genome-Wide Screening Learn How Lentivirus Has ...viral prep, treated with the antibiotic, and colony-forming units quantified. While these methods tend to...of a gene carried on the transfer plasmid or quantifying the number of viral copies that have integrated...commercially available p24 ELISA kits that can quantify p24 levels in a matter of hours. A major drawback...particle. Consequently, titers based off of p24 quantification tend to be overestimates since they can include...viral RNA is first converted to cDNA and then quantified using qPCR primers targeting specific viral components... components such as LTRs, gag, WPRE, antibiotic resistance-genes, or the transgene itself. Many researchers...

  2. Plasmids 101: Screening Strategies Used in Plasmid Cloning

    Type
    Blog Post
    Published
    Sept. 15, 2020, 1:15 p.m.
    ... comes in. Let’s take a look at All_in_one_CRISPR/Cas9_LacZ, a CRISPR gRNA plasmid from Lynne Postovit...have gained or lost a specific gene survive (ex: antibiotic resistance marker). In a previous blog post, ... your plasmid backbone, as it often relies on antibiotic resistance. But what about identifying clones...

  3. K. phaffii: Rising to the Occasion

    Type
    Blog Post
    Published
    April 4, 2023, 1 p.m.
    ...Resources on Addgene.org  Yeast-mediated cloning CRISPR plasmids: Yeast Yeast Synthetic Biology Plasmids...of glycoproteins for human therapies, such as antibodies, is possible in K. phaffii since it produces ...

  4. Learning Technical Skills at a Lab Central Workshop

    Type
    Blog Post
    Published
    Feb. 20, 2018, 2:30 p.m.
    ...Lab Management Software for Biology Learn about CRISPR Pooled Libraries Resources at Addgene.org Find...Therapeutics, a biotechnology company that uses neoantigen biology to treat cancer. My partner for the day...

  5. A Novice's Perspective on Neuroscience - SfN2017

    Type
    Blog Post
    Published
    Dec. 15, 2017, 2:07 p.m.
    ...interactions with Alzheimer's, I found others using CRISPR to generate new knockout mice, using adenoviral...There were, of course, many companies selling antibodies, microscopes, and dissection tools, but there...

  6. Improved Plasmid Maps Powered by SnapGene

    Type
    Blog Post
    Published
    June 29, 2017, 1:06 p.m.
    ...are commonly used for Golden Gate cloning or for CRISPR gRNA cloning. With this more functional display... a variety of common plasmid features such as antibiotic resistance genes, selectable markers, promoters...

  7. Early Career Researcher Toolbox: Finding Relevant Papers

    Type
    Blog Post
    Published
    Jan. 9, 2020, 1:45 p.m.
    ...including a bot for biosensor papers, microbe articles, CRISPR papers, and more. Saving papers There isn’t technically...about and jumping into the discussion! Semantic Scholar Semantic Scholar is an AI-backed literature search...the Allen Institute for Artificial Intelligence. Semantic Scholar analyzes publications and figures using...more relevant to your search terms. Key features Semantic Scholar has several ways to focus your search ...at the top of this filter. A unique feature of Semantic Scholar search results are the topic pages, which...displayed. Saving papers Papers can be saved to a Semantic Scholar library. You can add hashtags to library...

  8. Viral Vectors 101: An Introduction to AAV

    Type
    Blog Post
    Published
    May 30, 2023, 1:15 p.m.
    ...transient gene expression in a particular cell type to CRISPR genome editing, optogenetics, and chemogenetics...specificity; this is particularly helpful when wanting to target specific neuron subtypes, since AAVs ..."Development and optimization of a real-time quantitative PCR-based method for the titration of AAV-2 ...

  9. Developing a cold tolerant E. coli using specialized chaperones

    Type
    Blog Post
    Published
    Jan. 28, 2020, 2:35 p.m.
    ...temperature conditions, thereby enabling efficient CRISPR-Cas mediated editing for psychrophilic systems ...activity of these enzymes implies that even a minute quantity can significantly reduce the operational time ...

  10. Educational Planarian Tools for Teaching Developmental Biology Techniques

    Type
    Blog Post
    Published
    May 24, 2018, 1:20 p.m.
    ...Biology with BioBuilder 3D Models for learning about CRISPR Resources at Addgene.org Find plasmids from the...riboprobe binding (via hybridization) specific antibodies that detect the mRNA-riboprobe complex are added...stain the cells that contain this mRNA-riboprobe-antibody complex and, as a result, these cells turn blue...

  11. Adapting Toehold Switches to Detect Zika Virus

    Type
    Blog Post
    Published
    Aug. 30, 2016, 2:30 p.m.
    ... RNA amplification, new toehold switch designs, CRISPR/Cas9-mediated genotyping, as well as our electronic... synthetic gene networks for the detection of antibiotic resistance and strain-specific diagnostics for...electronic reader that provides portable quantification of diagnostic results.  Our approach now detects samples...

  12. Avoiding the Dark Side of Fluorescent Protein Fusions with mOX FPs

    Type
    Blog Post
    Published
    Oct. 27, 2015, 3 p.m.
    ... genes for proteins in these compartments using CRISPR systems should strongly consider using moxFPs over...by guest bloggers Erik L. Snapp and Lindsey M. Costantini. "You underestimate the power of the Dark Side...non-fluorescent, and misfolded FP-fusions on quantitative imaging experiments and cell physiology in general...population is not readily apparent and can confound quantitative imaging experiments or even negatively impact...misfolded dark FP fusions including erroneous quantitation of fusion protein levels. It remains unclear...proteins. Our recent publication illustrated the quantitative increase in fluorescent signal achieved when...our guest bloggers Erik L. Snapp and Lindsey M. Costantini! Erik Lee Snapp received his PhD in Molecular...

  13. Adenoviral Vector Production and Troubleshooting

    Type
    Blog Post
    Published
    June 14, 2018, 11:44 a.m.
    ...- a primer for beginners Adenoviral delivery of CRISPR/Cas9 5 tips for troubleshooting viral transductions...formation assay on A549 cells . Alternatively, antibody-based assays are commercially available for faster...ratio for the purified virus should be ~1.3 Quantitative PCR: the number of viral DNA packaged in virions...virions is determined by a standard curve of known quantity and primers specific for a viral DNA sequence....

  14. Tips for a 1st time AAV user (by a Rookie AAV user)

    Type
    Blog Post
    Published
    Oct. 23, 2018, 11:49 a.m.
    ...packaging transfections Find tips for a first time CRISPR user Resources on Addgene.org Learn how Addgene...titration by qPCR Overview: AAV titering by qPCR quantifies the number of genome-containing viral particles... primer/probe set can be used and samples are quantified by comparing to an AAV standard curve, which ...Universal real-time PCR for the detection and quantification of adeno-associated virus serotype 2-derived...

  15. Save Time with Transient Plant Leaf Transformations

    Type
    Blog Post
    Published
    July 25, 2019, 12:03 p.m.
    ...page Find synthetic biology plant plasmids Find CRISPR plant plasmids ...track, we switched to luciferases to more easily quantify the effect of the different treatments on transformation...transformation success. Luciferases are great quantitative reporters and use a substrate to produce bioluminescence..., Marc-André, et al. "Transient expression of antibodies in plants using syringe agroinfiltration." Recombinant...

  16. Fluorescent Proteins 101: Aptamer Fluorophores

    Type
    Blog Post
    Published
    April 11, 2017, 2:30 p.m.
    ... References 1. Ma, Hanhui, et al. “Multicolor CRISPR labeling of chromosomal loci in human cells.” Proc...advantages over their amino acid-based counterparts, antibodies and enzymes, such as: Design and selection ...commercial synthesis (those of us who have used antibodies for diagnostics know how frustrating it can be...hybridization (FISH) where fluorophore-linked antibodies are used to visualize RNA. Low signal-to-noise...

  17. Overcoming the Challenges of Lentiviral Production

    Type
    Blog Post
    Published
    Aug. 7, 2018, 12:31 p.m.
    ...for transfer plasmids with small inserts (such as CRISPR guides) while a single 72h harvest is best for ...generally a good place to start. If you don’t anticipate that you will need large volumes of lentivirus...

  18. Tips for arabidopsis transformation

    Type
    Blog Post
    Published
    Oct. 25, 2018, 1:23 p.m.
    ...Addgene blog Engineering the plant genome using CRISPR/Cas9 Using pSiM24 for simplifying plant genetic...the tDNA insertions (usually via seed growth on antibiotic-containing media) A similar process occurs ... the absence of selection. For a protocol for antibiotic selection, check out Harrison et al., 2006. Tips...

  20. Fluorescent Proteins 101: GFP Fusion Proteins - Making the Right Connection

    Type
    Blog Post
    Published
    April 9, 2019, 1:13 p.m.
    ...revolution in genome editing methods (most notably CRISPR/Cas mediated HDR) enables the tagging of endogenous...Organized Smooth Endoplasmic Reticulum (OSER) assay (Costantini et al., 2012) measures homodimerization of FPs...the appearance of OSER whorls. This assay is quantitative and is currently the standard for assessing ...: 30783202. PubMed Central PMCID: PMC6381139. Costantini, Lindsey M., et al. "Assessing the tendency of...PMCID: PMC3324619. Cranfill, Paula J., et al. "Quantitative assessment of fluorescent proteins." Nature ...
Showing: 161 - 180 of 192 results