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We narrowed to 772 results for: INA

Showing: 171 - 180 of 772 results

  1. Tetbow: Bright Multicolor Labeling for Neuronal Tracing

    Type
    Blog Post
    Published
    Jan. 24, 2019, 2:24 p.m.
    ...multicolor labeling is a powerful solution for discriminating between neurons for light microscopy-based ... introduced, stochasticity will result in a combinatorial expression of these three genes with different...inherently low. This is because the stochastic and combinatorial expression of fluorescent proteins is only possible...overcome the limited expression levels of XFPs in the original method, we used the Tetracycline trans-activator... long, as too much XFP is toxic to the cells. Inadequate expression levels of XFPs - Reduce the amount...Livet, Jean, et al. "Transgenic strategies for combinatorial expression of fluorescent proteins in the nervous...

  2. New Viral Vectors - Winter 2025

    Type
    Blog Post
    Published
    Jan. 28, 2025, noon
    ...pENN.AAV.hSyn.HI.eGFP-Cre.WPRE.SV40 AAV2 Recombinase James M. Wilson New serotype pENN.AAV.hSyn.Cre.WPRE.hGH AAV2 Recombinase James M...AAVrg Recombinase James M. Wilson New serotype pENN.AAV.CamKII 0.4.Cre.SV40 AAVrg Recombinase James ...Ofer Yizhar New serotype pAAV-syn-Flpo AAVrg Recombinase Ian Wickersham New viral prep pENN.AAV.hSyn.HI.eGFP-Cre.WPRE.SV40...-iCre(R297T)-BGHpA (Alias: CN4825) AAV-PHPeB Recombinase Jonathan Ting New viral prep AiP15140: pAAV-AiE0873m...

  3. When Fidelity Matters: A frank discussion about ligase fidelity

    Type
    Blog Post
    Published
    March 6, 2018, 1:49 p.m.
    ...protocols, including vector-insert joining for recombinant plasmid construction (restriction cloning), adaptor...can reliably detect single-base differences. The original creators of this technique visualized the ligation... have been generally found to have a higher discrimination at the upstream side of the ligation junction...including Taq DNA ligase, are naturally able to discriminate against ligating substrates containing base ... at elevated temperatures, allowing further discrimination by incubating the ligation at a temperature... fidelity ligation can be achieved through a combination of the intrinsic selectivity of the ligase active...method allowed screening of all possible base combinations (Watson-Crick and mismatched) around the ligation...

  4. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    Published
    March 7, 2017, 3:30 p.m.
    ...CRISPR/Cas9 gene edit. I wanted to inactivate the gene BRAF (a kinase implicated in several human cancers... really need to use FACS (like they did in the original publication). I thought I could see GFP expression...against GFP expression, but I didn’t. 2. In the original publication they see GFP expression in about 20%... cells at an MOI of 0.3, as recommended by the original publication. Pro-Tip: 1. Use multiple gRNAs to...human line, using methods based on homologous recombination (Rago et al., 2007). Using CRISPR, I was able... active sgRNAs for CRISPR-Cas9-mediated gene inactivation. Doench JG, Hartenian E, Graham DB, Tothova ...

  5. Plasmids 101: Using Transposons in the Lab

    Type
    Blog Post
    Published
    July 6, 2021, 1:28 p.m.
    ... are two types of Class 1 TEs: those with long terminal repeats (LTRs) and those without (non-LTR TEs)...contain two open reading frames (ORFs) which often terminate with a poly(A). ORF2 encodes endonuclease and ...transposase enzyme binds the transposon’s long terminal repeats (LTRs), induces a double-stranded break...synthetic transposable element developed from inactivated Tc1/mariner transposons found in fish (Sandoval-Villegas...it leaves behind the CAG DNA footprint from its terminal sequences at the excision site after cleavage ...medaka fish because its insertion into the fish’s tyrosinase gene caused albinism (Koga et al., 1996). Unlike...Tol2 or miniTol2 is a truncated version of the original Tol2 and has ~3-fold increase in transposition...

  6. New and Upcoming Viral Vectors - September 2019

    Type
    Blog Post
    Published
    Sept. 12, 2019, 1 p.m.
    ...inventory of recombinases and recombinase-dependent vectors. We recently released several recombinases in various...Calcium sensors and GABA sensors Optogenetics Recombinases And more! Control AAV For many AAV experiments...densely-labeled neurons because background fluorescence from inactive neurons is reduced. This variant has an approximately...pAAV-CamKIIa-ChrimsonR-mScarlet-KV2.1 (124651-AAV9) Recombinase AAV Targeting and manipulating specific, genetically-defined...

  7. Addgene’s Viral Service - Why Virus? Why Now?

    Type
    Blog Post
    Published
    March 23, 2017, 2:30 p.m.
    ... Bryan Roth’s lab from the University of North Carolina, Connie Cepko’s lab from Harvard Medical School...provided valuable insight into AAV production. Finally, we are blessed to have an incredibly supportive...” Under the leadership of Addgene’s co-founder, Melina Fan, we created a new team to push this project...project involved every Addgenie in the company. Our Finance, Business and Legal teams had to pave the way for...export and shipping on dry ice. The Business and Finance Teams continue to facilitate the formation of partnerships...dedication to do this well ... because it did. So finally, a big thank you to the Addgenies who went the ...

  8. How Addgene Creates Content

    Type
    Blog Post
    Published
    Nov. 17, 2022, 2:15 p.m.
    ...scientific support staff receives – in fact, the blog originally started as a way to easily store and share in-depth... everything goes through an editing process and final check before publication.   Do research! Nearly...that’s not enough, we consult with experts, watch webinars, or use other research methods. In the case of...to make sure absolutely everything was correct. Final touches We try to use figures and images to help...communicator "just sketch a western blot out quickly." Final design (right). Immediate and immense regret of ...image sharing repositories. Then we format, do a final review to catch those pesky typos, and hit publish...

  9. Hot Plasmids - March 2019 - Anti-CRISPR, 2in1 Cloning, Fluorescent Voltage Indicators, and Photoswitchable Proteins

    Type
    Blog Post
    Published
    March 19, 2019, 1:31 p.m.
    ...generated with 4 different, binary 2in1 vectors with all possible combinations of tag orientation (NN, NC...activity.   With the addition of blue light, the terminal helices of the LOV2 domain unfold, disrupting ...responds to blue light quickly. Within minutes of inactivating the CASANOVA complex, fluorescent CRISPR complexes...the brain compute using electrical impulses to coordinate emotions, thoughts, and behavior. Historically..., where insertion of the GOI occurs through recombination. The 2in1 cloning system is well suited for...

  10. Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics

    Type
    Blog Post
    Published
    March 3, 2020, 2:15 p.m.
    ...depending on the combination of fluorescent proteins expressed. CreLite-mediated recombination was found in...editing efficiencies in the mouse brain, liver, retina, heart, and skeletal muscle. The dosing required...cyanobacteria. This kit contains 96 parts including terminators and promoters, CRISPRi parts, selectable markers...longer present, the fusion proteins separate, inactivating Cre. This is critical for reducing Cre toxicity...various fluorescent proteins controlled by Cre recombination. Each cell can have multiple copies of the transgene...
Showing: 171 - 180 of 772 results