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We narrowed to 811 results for: lars

Showing: 541 - 560 of 811 results

  1. Tagging Optogenetics and Chemogenetics Receptors: Fluorescent Proteins and Other Options

    Type
    Blog Post
    Published
    May 11, 2021, 1:15 p.m.
    ...microscope showed us that, in monkey neurons, the large majority of the gold particles were in the cytoplasm...after it has been administered. Although we found a larger proportion on the membrane in mice neurons, most...the same cell, but not necessarily at the same subcellular compartment as the opsin or chemogenetic receptor...

  2. Stabilized Bacterial Promoters: Constant Gene Expression at any Copy Number

    Type
    Blog Post
    Published
    Sept. 4, 2018, 12:53 p.m.
    ...or other synthetic biology circuits. What is a molecular biologist to do? Let’s take a look at how plasmids...expression from the constitutive promoter did not. Similar levels of expression between a plasmid and the ...stabilized promoter, deoxychromoviridans titers were similar regardless of where the genes were expressed. What...

  3. Cpf1 Update: Comparison to Cas9 and NgAgo

    Type
    Blog Post
    Published
    July 14, 2016, 2:30 p.m.
    .... Sticky-end mediated gene transfer would be particularly helpful for targeting non-dividing cells, which... are 3.7 kb and 3.9 kb in length, respectively, larger than SaCas9 but smaller than SpCas9. These nucleases...et al. suggest that AsCpf1’s off-target rate is similar to that of high fidelity Cas9s eSpCas9 and SpCas9...

  4. Plasmids 101: FLEx Vectors

    Type
    Blog Post
    Published
    April 28, 2016, 2:30 p.m.
    ...point mutation or functional mutation in vivo: Similar to a conditional rescue experiment with a wildtype...sense (on) orientation in the presence of Cre. A similar strategy can be employed for "Cre-off" (i.e. your...for monitoring Cre-mediated recombination at the cellular level in the mouse. 2003 PubMed PMID: 12665802...

  5. Tips for Titering Your Lentiviral Preps

    Type
    Blog Post
    Published
    March 15, 2016, 2:30 p.m.
    ... parallel, this approach should be considered. Similar to the p24 assay, titering via measurement of viral...serial dilutions of a viral prep. This method is particularly useful when vectors carrying fluorescent markers...In-Depth Fluoresence Titering Protocol Another popular approach utilizes the antibiotic resistance genes...

  6. CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems

    Type
    Blog Post
    Published
    July 23, 2020, 1:20 p.m.
    ...., 2020). Some Acr proteins are specific to a particular Cas protein while others can inhibit CRISPR enzymes...can increase the chance of off-target editing particularly after the majority of on-target editing has ...Cas9 Toxicity in Human Hematopoietic Stem Cells. Molecular Therapy - Methods & Clinical Development 9:390...

  7. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

    Type
    Blog Post
    Published
    Sept. 26, 2019, 12:50 p.m.
    ...sequence ranging from a single nucleotide change to large insertions like the addition of a fluorophore or...components. However, this sometimes requires intracellular injections into the cytoplasm or pronucleus ... albino mice ranging from 11% to 100%, a level similar to other approaches.  Nanoblades can also be used...

  8. Cloning Mammalian Cells with the Agarose Method

    Type
    Blog Post
    Published
    Sept. 7, 2017, 12:17 p.m.
    ...moist and hopefully aerated with a thin layer of molecular biology-grade agarose containing physiological... advantage of this technique is the potentially large number of single clones obtained (on occasion we...Maryland Medical School in Baltimore. She is particularly interested in signaling peptide maturation in...

  9. Truncated gRNAs for Regulating Gene Expression

    Type
    Blog Post
    Published
    Jan. 10, 2017, 3:37 p.m.
    ...Cas9 technology has revolutionized the fields of molecular biology and bioengineering, as it has facilitated...gRNAs Importantly, the use of truncated guides has largely been demonstrated to result in decreased mismatch...technologies. To date his group has develop several popular CRISPR-based tools for altering DNA sequence or...

  10. PITChing MMEJ as an Alternative Route for Gene Editing

    Type
    Blog Post
    Published
    Feb. 23, 2016, 3:30 p.m.
    ...figure below). The double-MMEJ strategy looks very similar to HDR, but it is accomplished using much smaller... of MMEJ. This double MMEJ strategy looks very similar to HDR, but it is completed using much shorter ...whole-plasmid integration if you’d like to integrate a larger amount of material into the genome. Open questions...

  11. Magnetic Control of Proteins: More than a Dream

    Type
    Blog Post
    Published
    Sept. 24, 2024, 1:15 p.m.
    ...see if any other fluorescent proteins display a similar effect (many do). Fusing EGFP to the self-labeling... tools, they’re optimistic that MagLOV can be similarly adaptable into future magnetogenetic tools.  Embracing...passive impact,” he says, noting that his team regularly shares troubleshooting tips and works with other...

  12. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ...editor experimentalist, and especially shines once large-scale prime editing experiments come into play. ...Kissling, L., Marquart, K. F., Schmidheini, L., Solari, C., Balázs, Z., Krauthammer, M., & Schwank, G....DNA double-strand break repair pathway balance. Molecular Cell, 81(10), 2216-2230.e10. https://doi.org/10.1016...

  13. Transferable Skills Guide: Managing a Team

    Type
    Blog Post
    Published
    Jan. 30, 2018, 2:42 p.m.
    ...yourself anymore. Personally I found this to be particularly challenging. As PhD students and postdocs we...there is not a clear deadline. Finally check-in regularly, make yourself available, and encourage questions...manager for advice if you’re not sure how to face a particular situation. But keep in mind that a good manager...

  14. Academic vs. Industry Postdocs

    Type
    Blog Post
    Published
    Nov. 13, 2018, 1:22 p.m.
    ...drug to the market usually takes over a billion dollars and at least a decade of work. The number of steps... Where publication is expected, the process is similar to academia. The only difference is that your paper...could be laid off while you’re there. Of course, similarly, an academic advisor could also lose their funding...

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

    Type
    Blog Post
    Published
    Oct. 23, 2018, 11:49 a.m.
    ...cultures with intact ITRs. I use a spreadsheet similar to this one to plan my AAV packaging PEI transfections... This helps avoid multiple freeze/thaws of your larger aliquots of virus. AAV titration by qPCR Overview...in vitro and in vivo use. Current protocols in molecular biology, Chapter 16, Unit 16.25. PubMed PMID: ...

  16. CRISPR Antimicrobials

    Type
    Blog Post
    Published
    May 3, 2016, 2:30 p.m.
    ...vectors are replication-deficient. Thus, a very large number of phagemids would be needed for an in vivo...Diana P. Pires, and Timothy K. Lu. “Engineering Modular Viral Scaffolds for Targeted Bacterial Population...Methods for Bacterial Genome Engineering Treating Muscular Dystrophy with CRISPR Gene Editing Using CRISPR...

  17. An Introduction to Adenovirus

    Type
    Blog Post
    Published
    Oct. 3, 2023, 1:15 p.m.
    ...hexon), as well as other intracellularly-exposed proteins and downstream cellular events, all recruit strong...Sarvetnick, N., Sherman, L., & Verma, I. (1998). Cellular immune response to adenoviral vector infected ...

  18. CRISPR 101: Making a Knock-In Cell Line

    Type
    Blog Post
    Published
    Dec. 22, 2022, 2:15 p.m.
    ...generating a frameshift mutation. The majority of cellular repair events will generate these types of mutations...hundred bps of sequence. However, if you have a larger knock-in (200 bp – 2 kb), a dsDNA donor will need...oligonucleotides. These donors traditionally have larger homology arms in the 500 bp to 1 kb range, however...

  19. The Effect of COVID-19 on Liu Lab Plasmid Requests From Addgene Data

    Type
    Blog Post
    Published
    July 16, 2020, 1:15 p.m.
    ...Addgene, as a proxy for global activity in our particular scientific subfields.  Plasmid requests correlate...plasmid requests correspond to publications of popular papers. Figure 1: Plasmid requests by date...-examine our global data at a finer temporal granularity. For each paper, we observed that the demand ...

  20. Introducing Addgene's New Search - Find Plasmids More Easily For Your Research!

    Type
    Blog Post
    Published
    Dec. 3, 2019, 11:38 a.m.
    ...journal articles. From paper to plasmid Authors regularly indicate that their plasmids are available from... very likely find a useful plasmid, but what’s popular? The coveted Blue Flame is more than an award for... Tags: Identify a specific marker protein Use: Similar to “Vector Type” you can filter by experimental...
Showing: 541 - 560 of 811 results