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We narrowed to 991 results for: Des

Showing: 61 - 80 of 991 results
  1. Simple CRISPR-based Epigenetic Editing: dCas9-directed DNA Demethylation

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    Blog Post
    ...doi.org/10.7554/eLife.34870.  Kaas GA, Zhong C, Eason DE, Ross DL, Vachhani RV, Ming G-L, King JR, Song H,...Recently, however, a particular tool has gained widespread popularity – and notoriety – as a tool of choice...leave you with a few practical considerations: Design your gRNA to overlap the CpG of interest. Having..., too), but if this is not possible due to gRNA design restrictions, anything within 5 base pairs should...
  2. No Llamas Required - Synthetic Nanobodies Against Membrane Proteins

    Type
    Blog Post
    ...https://doi.org/10.1101/2020.04.16.045419.  Wrapp D, De Vlieger D, Corbett KS, Torres GM, Wang N, Van Breedam...Zimmermann et al., 2020). This selection platform was designed so that any standard lab can quickly select for...strongly to your target protein. The Seeger lab designed 3 different mRNA sybody libraries for use in the... randomized with a defined set of different trinucleotides (corresponding to different amino acids) in...for binding to the target protein. The protocol describes going through two rounds of phage display to increase...interest. The Seeger lab used the ELISA technique described in their protocol because it is less susceptible...
  3. AAV Vector Quality Control: Going the Extra Mile with NGS

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    Blog Post
    .... When contamination is suspected, we proceed to de novo assembly of the unmapped reads, employing our...transduced cells whenever possible. This post will describe our workflow for viral genome sequencing (VGS)...
  4. Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells

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    Blog Post
    ... JA, Han Y-C, Ogrodowski P, Crippa A, Rekhtman N, de Stanchina E, Lowe SW, Ventura A (2014) In vivo engineering...targeted organs or tissues with Cas9 and a gRNA designed to target a mutated gene. In a Scientific Reports...Center are now available at Addgene along with a description of their experimental protocol. The three plasmids...plasmid tools, find more plasmids, CRISPR technology guides, FAQs, and CRISPR resources on Addgene's CRISPR...Additional resources on the Addgene blog How to Design Your gRNA for CRISPR Genome Editing by John Doench...
  5. Tips for a 1st time AAV user (by a Rookie AAV user)

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    Blog Post
    ... Special thanks for Dr. Dan Stone and Harshana de Silva Feelixge at Fred Hutchinson Cancer Center for...plasmids to produce AAV: 1) the RepCap plasmid which provides the AAV replication (rep) and capsid (cap) genes...replication; and 3) the transfer plasmid which encodes a transgene of interest that’s packaged into the...
  6. Negative Can Be Positive: Open AAV Data with Addgene

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    Blog Post
    ...392–400. https://doi.org/10.1038/s41434-018-0028-5 de Backer, M. W. A., Brans, M. A. D., Luijendijk, M....of negative data.  Negative AAV data is highly desirable  In a survey we conducted to improve our Addgene...every researcher experiences and that it often provides incredibly valuable insight into one’s work. As... Hub is here to help!  The Addgene Data Hub is designed to help scientists understand how our vectors ...standards (clear and detailed methods and image descriptions, a minimum n = 2, and well labeled high- and...the Data Hub. These minimum data standards are designed specifically to allow scientists to evaluate how...
  7. Lentiviral Vector Uses and Overview

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    Blog Post
    ...to sickle cell disease. Hoban MD, Orkin SH, Bauer DE. Blood. 2016 Feb 18;127(7):839-48. PubMed PMID: 26758916... but without sustained transgene expression. To design a viral vector system that could do both, Addgene...infect. Finally, the transfer plasmid encoded the desired transgene flanked by HIV-1 long terminal repeats... knockout cell lines. Many CRISPR plasmids are designed for lentiviral use, including Addgene’s top requested... check out our lentiviral plasmid and biosafety guides before beginning your experiment. Let us know how...
  8. Rett Syndrome

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    Collection
    ...in transcriptional repression, activity dependent de-repression, chromatin remodeling, gene activation...species (mouse or human) Mutation ID Plasmid Description Gene/Insert Mutations PI Return to top External...BrainSpan Atlas of the Developing Human Brain - includes developmental transcriptome information, prenatal...
  9. Overcoming the AAV Size Limitation for CRISPR Delivery

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    Blog Post
    ...science.aaq0180  Fine EJ, Appleton CM, White DE, Brown MT, Deshmukh H, Kemp ML, Bao G (2015) Trans-spliced ...as potent and specific? The two AAV strategies described above showed successful target modification, indicating...from Streptococcus thermophilus and a rationally-designed truncated Cas9. Unfortunately, certain drawbacks... approximately 1350 amino acids in size, which includes SpCas9, and shortern orthologs approximately 1000...Split inteins are a pair of naturally occuring polypeptides that, when at the ends of two proteins, mediates... proof-of-concept split intein SpCas9 which had modest editing rates in HEK-293T cells when compared to...capabilities of full-length SpCas9. This set of plasmids includes AAV-Cas9C-VPR for targeted gene activation. Split...
  10. Harnessing TnpB for Genome Editing: A Compact and Versatile Tool for Your Research

    Type
    Blog Post
    ... Voytas, D. F. (2019). Plant gene editing through de novo induction of meristems. Nature Biotechnology... Vectors The vectors pK-TnpB1 and pK-TnpB2 are designed for plant genome editing using TnpB. The main ...step-by-step guide for using a Dra2TnpB. Step 1: Design the 20-nt Guide Sequence Identify a TAM site (...plant-specific tools for predicting efficiency of guides are currently unavailable, you can use TEEP — a...schematic of pKb-TnpB1 and pKb-TnpB2, and guide design rules.   Step 3: Vector Digestion Digest either...
  11. An Introduction to Adenovirus

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    Blog Post
    ...adenoviral vector infected cells does not require de novo viral gene expression: Implications for gene...a physiological effect of SARS-CoV-2 toward destabilizing one’s natural immune response to Adenovirus ...viruses infecting humans (from seven species, designated as letters A–G) exist. The life cycle of AdVs...short-lived. It is worth noting that it is possible to design a vector that achieves persistent transgene expression...
  12. Thoughts on the Future of Research 2015 Boston Symposium

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    Blog Post
    ... out to me were: Decrease the Number of Postdocs De-incentivize going into PhD programs as the standard...environments. Slide from Paula Stephan’s Talk (All slides can be found here). Importantly, the panel offered... joining long programs if it is obvious that a desired career outcome is not easily achieved. Of note...clearly not equitable to that of other trainees despite the fact that the underrepresented individual is...
  13. Luciferase Plasmid Collection

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    Collection
    ...LuxSit-i and neoLux1.2 : Artificial luciferases desined de novo using deep-learning approaches. Split Luciferase...Structurally destabilized firefly luciferases : A set of three increasingly destabilized mutants which...mammalian systems. ID Plasmid Luciferase Type(s) Description PI 64784 pGL3-Basic-IRES Firefly Insertion of...plasmids. ID Plasmid Luciferase Type Promoter Description PI 60226 AAV:ITR-U6-sgRNA(backbone)-pEFS-Rluc...your regulatory element of interest. ID Plasmid Description Gene/Insert PI Return to Top Other Highlighted...
  14. Viral Vectors 101: Integrase-Deficient Lentiviral Vectors

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    Blog Post
    ...Brugman, M. H., Pike-Overzet, K., Chatters, S. J., de Ridder, D., Gilmour, K. C., Adams, S., Thornhill,...been a staple in molecular biology for over three decades. Widely used across various research applications...and human papillomavirus (HPV), to name a few (Desfarges & Ciuffi, 2012). One family of viruses, retroviridae... an example.  The lentiviral transfer plasmid encodes your insert of interest, flanked by long terminal...Specifically for our knowledge here, the Pol gene encodes three separate enzymes that are proteolytically...lentiviral particles.  The envelope plasmid typically encodes the vesicular stomatitis virus G protein (VSV-G...the retroviral life cycle for a more detailed description). Since the integrated portion does not contain...
  15. An Integrin Antibody Toolkit from IPI

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    Blog Post
    ... 26 recombinant antibodies (rAbs) either produced de novo using yeast display technology or produced from...response, tissue repair, and kidney development. Despite their ubiquity and significance, these receptors...available through Addgene’s repository. The collection includes 26 unique antibodies that bind discrete subunits...and migration, initiating intracellular signal cascades, and allowing agile responses to mechanical forces...
  16. Plasmids 101: Biotinylation

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    Blog Post
    ...26224555. PubMed Central PMCID: PMC4884002. 10. Boer, E. de, Rodriguez, P., Bonte, E., Krijgsveld, J., Katsantoni...Northern blotting Cell surface labelling Attaching polypeptides to a substrate Flow cytometry/fluorescence-activated...your downstream application. Biotin labelled oligonucleotides can be used in a multitude of applications...commonly used this method to attach proteins or polypeptides to a solid substrate (Holden and Cremer, 2003...
  17. Building Global Connections with the International Mentorship Program USA-EUROPE

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    Blog Post
    ...University of Oviedo, the European University Miguel de Cervantes, the University of Navarra, and the University...together with the universities, a bright future. IMP provides matched one-on-one international mentorship, with...recommended, a mentor with international experience provides his/her mentees with a broader, first-hand vision...
  18. Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus

    Type
    Blog Post
    ...doi.org/10.1002/emmm.201302948 Trapani I, Toriello E, de Simone S, Colella P, Iodice C, Polishchuk EV, Sommella...physical size of the genomes is still ~4.7kb. But despite this, larger functional transgene products were...HDR event can’t occur. Lastly, depending on its design, donor A may be capable of expressing a truncated...
Showing: 61 - 80 of 991 results