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  1. How to Deposit Your Plasmids with Addgene

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    Blog Post
    ...submitting plasmid(s) using a spreadsheet (right), click the “Download Deposit Spreadsheet” button to download ...(for online submission) or "Download Deposit Spreadsheet" (for emailed submission) in the Deposit menu..."Submit Online Deposit" or "Download Deposit Spreadsheet". Start your plasmid deposit There are two options...Choose to submit plasmid(s) online or by using a spreadsheet. The plasmid information can be entered using...using our online form or by using a downloadable spreadsheet. Either choice can be used for deposits of less... than 10 plasmids but we recommend using the spreadsheet option for deposits of 10 or more plasmids.   ...process and the MTA has been approved. The spreadsheet option is recommended for depositing 10 or more...
  2. Popular Retroviral Vectors and Their Uses in Scientific Research

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    Blog Post
    ...prep from the Addgene viral service. CRISPR technology lentiCRISPR v2 (Plasmid #52961) This is a 3rd generation...original lentiCRISPR v1. Special note from the Zhang lab: We are constantly improving our CRISPR reagents...up-to-date information. Check our CRISPR guide and blog to learn more about CRISPR and the most recent developments...by delivering shRNA or miRNA. The ever expanding CRISPR field makes wide use of retroviral delivery systems...systems, especially lentiviral vector-based CRISPR pooled libraries that allow functional screening of ...expression, gene knockout, and selection marker removal. CRISPR technology pdCas9-humanized (Plasmid #44246) Expression...Vector provided by the Qi lab. Learn more about CRISPR plasmids for transcriptional inhibition. Retroviral...
  3. Plasmids for Endogenous Gene Tagging in Human Cells

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    Blog Post
    ... Browse CRISPR Tagging Plasmids Browse the Fluorescent Protein Collection Check out the CRISPR Guide Pages...regulatory control. But even with the advent of CRISPR/Cas9 technology, inserting large tags into a precise...labs. We’ve created and tested plasmids that use CRISPR/Cas9 to endogenously tag a wide variety of genes...(HDR) process following the double strand break CRISPR/Cas9 makes at the target site. The whole segment—a...prevent the plasmid from being cut and destroyed by CRISPR/Cas9 during transfection. Making the double strand...introduce the fluorescent tag to the cells, we used CRISPR/Cas9 to make a precise cut in the genome near either...of interest. To get the molecular components of CRISPR/Cas9 (Cas9 protein and the crRNA-tracrRNA complex...
  4. Google Forums Round Up: First Impressions of NgAgo

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    Blog Post
    ... for Yourself On the other hand, the widespread success of CRISPR-Cas9 across multiple model organisms... Request NgAgo Find CRISPR Resources Catch Up on Your CRISPR Background ...genome engineer sharing the stage with much-lauded CRISPR-Cas9 is DNA-guided endonuclease NgAgo! We'll discuss...development before it can truly be pitted against CRISPR head-to-head.  Exciting features of NgAgo First...which seem resistant to Cas9 cleavage (1). Both the CRISPR-Cas9 and NgAgo genome engineering methods have ...had tested and compared NgAgo head-to-head with CRISPR-Cas9. The survey had two sections, the first section...and Feng Zhang. "Development and applications of CRISPR-Cas9 for genome engineering." Cell 157.6 (2014)...
  5. Some Like it Hot: Thermostable GeoCas9

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    Blog Post
    ... Read about CRISPR Methods for Bacterial Genome Engineering   Interested in using CRISPR/Cas9 RNPs? Check...Other Blog Posts on CRISPR Additional Resources on Addgene.org Brush Up on Your CRISPR Background with ...Addgene’s CRISPR Guide Page Find CRISPR plasmids at Addgene ...opened up the field of thermophilic bacteria to CRISPR/Cas9 genome editing. How was GeoCas9 discovered... The discovery of GeoCas9 clears the way for CRISPR/Cas9 genome editing in facultative and obligate...the plasmids are available from Addgene. Happy CRISPRing! References Harrington, Lucas, et al. "A thermostable... crispr...
  6. 28 Hot Plasmid Technologies from 2015

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    Blog Post
    ...Nature Methods. 2015 Aug 31. CRISPR-Display: A novel CRISPR technology for targeting RNA cargos...technique, called CRISPR-Display, that may help answer this difficult question. CRISPR-Display uses the...system provides users greater temporal control over CRISPR/Cas9 mediated genome modification and gene expression...139-42. doi: 10.1038/nbt.3149. Light-inducible CRISPR-Cas9 system for endogenous gene activation Optogenetics...Nucleases, the Gersbach lab has modified the RNA-guided CRISPR-Cas9 system to create a tool that is quick, versatile...robust. Dubbed the LACE system for light-activated CRISPR-Cas9 effector, Polstein and Gersbach fused the ...targeted to a very specific site on the genome via the CRISPR system. The ease and flexibility of the LACE technology...
  7. 15 Years of Addgene: The Top 15 Plasmids

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    Blog Post
    ...makes lentiCRISPR v2 great? It produces a ~10 fold higher titer virus, making it ideal for CRISPR pooled...other CRISPR plasmids are from the Zhang lab. In fact, the Zhang lab has shared over 40,000 CRISPR-Cas9...years - the majority of these being lentiviral or CRISPR tools. How many times have these plasmids been ...transfected cells. Find pSpCas9(BB)-2A-GFP (PX458). lentiCRISPR v2 - This 3rd generation lentiviral transfer ...pooled library screening experiments. Find lentiCRISPR v2.(If you’ve peeked through the rest of the list ...lentiGuide-Puro - This plasmid expresses the S. pyogenes CRISPR chimeric RNA element with customizable sgRNA from...come.  Resources on the Addgene blog Browse our CRISPR posts Read our viral vector blog posts Read our...
  8. Plasmids 101: Knockout/Knock-In Plasmids

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    Blog Post
    ...techniques such as CRISPR are easier to use and are more efficient at inactivating genes. CRISPR can target a...have developed new CRISPR-based methods for various knock-ins, discussed in our CRISPR 101 eBook. It’s ...genes in mammalian cells. Despite the popularity of CRISPR-based knockout/knock-in systems, these systems ...systems remain valuable, especially in cases where CRISPR cannot be used (e.g. there are no suitable PAM sequences... to create conditional floxed alleles. Although CRISPR is very good at making knockouts, knocking in large...thirty years ago. As traditional knockout and new CRISPR tools continue to be perfected, the production ...Directed Repair Read about Generating Knockouts with CRISPR through Non-Homologous End Joining Learn How the...
  9. RNA Interference in Plant Biology: New Tools for an Old Favorite

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    Blog Post
    ...RNAs.   RNAi vs. CRISPR: Complementary techniques It is fair to say that CRISPR has revolutionized ...unprecedented ways. With the meteoric rise and diversity of CRISPR technologies, one might incorrectly relegate RNAi...straightforwardness of RNAi is unmatched—unlike CRISPR experiments that require exogenous protein, successful...only requires the presence of dsRNA. In plants, CRISPR technologies are predominantly used to disrupt ...function at the level of DNA, thereby limiting CRISPR’s effectiveness at high copy numbers and genomic...prevalent assumption into question. Specifically, CRISPR-generated mutants believed to be knockouts can ...). Additionally, a study that directly compared CRISPR to RNAi in the context of a high throughput survival...
  10. Using AAV for Neuronal Tracing

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    Blog Post
    ...is injected with compounds that intracellularly spread away from the site of application and aid in visualization... product or are fluorescent. While dyes usually spread unidirectionally, there are some reports of bi-... within neurons, and that are also capable of spreading across synaptic connections. Most famous is the...the central nervous system where it replicates, spreads, causes neurotoxicity, and is lethal if left untreated... neurons where it can replicate and by doing so spread across several synaptic connections (Ugolini et...single synaptic step, thus preventing further widespread expansion of RABV. This improvement resulted ... replication deficient (i.e. they cannot easily spread between cells like natural RABV or HSV can). AAV...
  11. Hot Plasmids and Viral Preps - May 2021

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    Blog Post
    ...2021.01.30.428974   The CRISPR corner By Jennifer Tsang Here are a few highlights from recent CRISPR plasmids. To...To find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources...Nanocompartments for yeast bioproduction pathways The CRISPR corner New ready-to-use viral preps Mapping antibody...deactivate photocleavable gRNAs within seconds. A CRISPR-based lineage tracing tool captures rare clones...series of vectors and DNA modules for assembly of CRISPR/Cas9 constructs. zCas9i is a high efficiency intron-optimized...comparable activity to SaCas9. A new yeast inducible CRISPRi library - Ampl133 targets S. cerevisiae genes with...induced by anhydrous tetracycline. Three new anti-CRISPRs were identified that inhibit the S. aureus Cas9...
  12. Your Top Requested Plasmid in 2016!

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    ...on the Addgene Blog Browse Our CRISPR Posts Learn about Using CRISPR to Generate Knockouts Read Some ...Deliver CRISPR Plasmids to Mammalian Cells Resources on the Addgene Website Visit our CRISPR Guide Pages...requested plasmid from 2016 is an expression vector for CRISPR nuclease, SpCas9 from the Zhang Lab. It's name,.... Cas9, of course, is the key component of most CRISPR systems and generates double strange breaks at ...Ran, F. Ann, et al. "Genome engineering using the CRISPR-Cas9 system." Nature protocols 8.11 (2013): 2281... Pages Browse Our CRISPR Collection Find gRNA Design Tools ...
  13. X-CHIME: Context Dependent Germline Knockout in Immune Cells

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    ...Editing CRISPR Cheat Sheat Resources from Addgene.org CRISPR Guide CRISPR: Protocol for Genome Deletions in... Addgene blog CRISPR101: Validating Your Genome Edit How to Design Your gRNA for CRISPR Genome Editing...time-consuming, as it only changes one gene at a time. CRISPR-based systems enable gene knockout in immune cells...and in combination with different genes. Having CRISPR systems for assessing genes in defined contexts.... G., Haining, W. N., & Sharpe, A. H. (2019). A CRISPR-Cas9 delivery system for in vivo screening of genes...
  14. Hot Plasmids: Fall 2024

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    Blog Post
    ...mScarlet-based tags for live imaging in C. elegans CRISPR/Cas9 for gene disruption in M. abscessus  Bioluminescent...in Mycobacterium abscessus using a dual-plasmid CRISPR/Cas9 system By Aryana Khosravani Deborah Hung’s...’s lab has developed a novel dual-plasmid CRISPR/Cas9 system for gene disruption in Mycobacterium abscessus...for its high resistance to antibiotics. Several CRISPR/Cas-based systems have been developed for other...errors (Figure 4). This work marks the first use of CRISPR/Cas9 in M. abscessus. The simplicity and efficiency...   Figure 4. Overview of the dual-plasmid CRISPR/Cas9 workflow in M. abscessus. A) Sth1Cas9 mediates...mCherry and resistance selection marker HygR. The CRISPR system is induced to cause disruption of the target...
  15. Hot Plasmids and Viral Preps - September 2021

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    Blog Post
    ...10.1186/s12915-020-00929-7    The CRISPR corner By Jennifer Tsang New CRISPR plasmids are always being added...To find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources...A new tool for enriching ABE-targeted cells The CRISPR Corner New ready-to-use viral preps   Improved..., in addition to puromycin resistance.  The MYC-CRISPR library targets E-boxes genome-wide. It was designed...involved in DNA damage response and DNA repair.  A new CRISPR pooled library targeting S. pneumoniae D39V from...pneumococcal strains. The BARBEKO sgRNA library uses CRISPR cytosine base editors to disrupt gene function ...
  16. dTAG - You're it!

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    Blog Post
    ...Addgene Blog Easi-CRISPR: Generating Knock-In and Conditional Mouse Models CRISPR 101: Cas9 Nickase Design...cells Resources on Addgene.org Browse all CRISPR plasmids CRISPR plasmids for protein tagging Find validated... selective degradation of FKBP12F36V-BRD4 using CRISPR/Cas9-mediated knock-in, and to evaluate in vivo...ENL-FKBP12F36V and endogenous ENL was inactivated using CRISPR/Cas9 gene-editing. Featured molecules: dTAG-7 and...-MELK and endogenous MELK was inactivated using CRISPR/Cas9 gene-editing. Featured molecules: dTAG-7, ...were engineered to express YY1-FKBP12F36V using CRISPR/Cas9-mediated knock-in. Featured molecule: dTAG...
  17. Reaching out to China: Canton Nucleic Acids Forum (CNAF) 2015

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    Blog Post
    ...complete without CRISPR Michael Terns from of the University of Georgia studies the CRISPR/Cas system as ...scientists share plasmids, especially those of the CRISPR variety (see slides from my talk below). Largely...introduction to the repeated and distinct aspects of the CRISPR regions of the prokaryotic genome. Then he desribed...from Tel Aviv University then spoke about using CRISPR/cas to address the growing clinical problem of ...Qimron proposes using bacterial phage vectors with CRISPR/cas9 sensitizing gene cassettes. Thse vectors are...sanitizers.  There are many clever ways labs are using CRISPR/cas9 and more are being reported. Zhou Songyang...Browse Addgene's RNAi resources Browse Addgene's CRISPR resources Read Joanne Kamens' Post on Networking...
  18. Truncated gRNAs for Regulating Gene Expression

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    Blog Post
    ... Out Our CRISPR Guide Pages Find Validated gRNAs for Your Experiments Get Ready-to-Use CRISPR Lentivirus...Institute for Biologically Inspired Engineering. CRISPR/Cas9 technology has revolutionized the fields of.... To date his group has develop several popular CRISPR-based tools for altering DNA sequence or regulating...: PMC3844869. 2. Chari, Raj, et al. "Unraveling CRISPR-Cas9 genome engineering parameters via a library-on-library...PMCID: PMC4747789. 6. Platt, Randall J., et al. "CRISPR-Cas9 knockin mice for genome editing and cancer... Alex Chavez Learn about Sequencing Options for CRISPR Genotyping Cas9 Activators: A Practical Guide ... crispr...
  19. Viral Vectors 101: Preparing Pooled Libraries

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    Blog Post
    ...screening, and validation of CRISPR libraries. The Genome Engineering using CRISPR/Cas Systems Forum- Moderated...Lentiviral CRISPR Libraries- A nice overview of what to consider when using pooled lentiviral CRISPR libraries...but we do distribute several of our most popular CRISPR pooled libraries and one of our most popular barcoding...Resources and references References Genome-scale CRISPR-Cas9 knockout and transcriptional activation screening...Practical Considerations for Using Pooled Lentiviral CRISPR Libraries. Curr Protoc Mol Biol. 2016 Jul 1;115..., Brigham MD, Sanjana NE, Zhang F. Genome-scale CRISPR-Cas9 knockout and transcriptional activation screening...
  20. Editor's Choice, August 2016

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    ...popular blog post on early user experiences with CRISPR alternative, NgAgo. As you might expect with any...up and running in their labs. Pooran surveyed a CRISPR google forum to get a better idea of how many people...Directed Mutagenesis by PCR & Single Base Editing with CRISPR For my editor’s choice picks this month, I’m picking...Addgene Scientist Mary Gearing and discusses a newer, CRISPR-based technique to generate C->T or G->A transitions...cells. This technique uses catalytically inactive CRISPR endonuclease (dCas9) fused to a deaminase to make...Google Forums Round Up: First Impressions of NgAgo CRISPR Between the Genes: How to Experiment with Enhancers...Troubleshooting Viral Transductions Single Base Editing with CRISPR Cas9 Activators: A Practical Guide 10 Steps to ...
Showing: 221 - 240 of 556 results