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Showing: 41 - 60 of 62 results
  1. Making CRISPR Plasmids Using Fragmid

    Type
    Blog Post
    Published
    Aug. 29, 2024, 1:15 p.m.
    ....) CRISPR enzyme (Cas9 [sp], Cas9 [other], Cas12a, RNA-targeting) CRISPR mechanism (KO, CRISPRa, CRISPRi...resources from Addgene Plasmids 101: Modular Cloning Addgene's CRISPR Guide Plasmids 101: Golden Gate Cloning...restriction digest, and then plasmid sequencing if you can. To quote Doench, “Whole plasmid sequencing is just ...correctly banded clones for plasmid sequencing and found 98% of the plasmids were perfectly correct. Because... Mammalian Plasmid pRDA_791 (contains only orio and ampR) Drosophilia Plasmid pRDB_051 (for...the assembled plasmid. It shows you each component, with the ID of the component plasmid, component name...the component plasmids on the Addgene website. Step 4: Naming your assembled plasmid and generating...
  2. Hot Plasmids Spring 2024

    Type
    Blog Post
    Published
    May 23, 2024, 1:15 p.m.
    ...of the new plasmids, antibodies, and viral preps in our repository through our Hot Plasmids articles.  ...pooled CRISPR screens By Emily Bentley Building on their CROPseq method for optical pooled CRISPR screening...has developed a multiplexing approach to Cas9-based pooled CRISPR screens called CROPseq-multi (Walton et...2 nucleocapsid protein (Plasmid #141391-LV [+N]) or membrane protein (Plasmid #141386-LV [+M], negative...Huntington’s Disease, including plasmids, antibodies, viral vector preps, CRISPR tools, and more.  ...for a range of applications, including CRISPR activation by dCas9-VPR, prime editing, and delivery of disease-relevant...Multiplexed perturbation and decoding in pooled CRISPR screens Improved prime editor PE7 Antibodies to...
  3. Hot Plasmids - October 2020

    Type
    Blog Post
    Published
    Oct. 13, 2020, 1:15 p.m.
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources page... Get the plasmids at Addgene The Human GlycoGene CRISPR Library is a new lentiviral CRISPR library that....2020.107804 The CRISPR corner By Jennifer Tsang Here are a few highlights from recent CRISPR plasmids. To find...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need... Get the plasmids at Addgene Sc++ is a codon-optimized, engineered Streptococcus canis Cas9 nuclease ...The Dolcetto human CRISPR inhibition pooled library is now available as lentiviral preps in addition to...
  4. Hot Plasmids and Viral Preps - January 2021

    Type
    Blog Post
    Published
    Jan. 5, 2021, 2:15 p.m.
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources page...yeast CRISPRa plasmids here Reduce the scale of your CRISPR screens by using this lentiviral CRISPR human...use in bacteria CRISPR-Casɸ mGold, a new yellow fluorescent protein New CRISPR plasmids New items from ...sciadv.abb7438 The CRISPR corner By Jennifer Tsang Here are a few highlights from recent CRISPR plasmids. To find...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...Hypercompact genome editor CRISPR-Casɸ By Melina Fan The Doudna Lab adds to the CRISPR-Cas toolbox with their...
  5. How to Design Your gRNA for CRISPR Genome Editing

    Type
    Blog Post
    Published
    Sept. 24, 2020, 1:15 p.m.
    ...on Your CRISPR Basics with Our CRISPR Guide Find CRISPR Plasmids for Your Research Find CRISPR Pooled ...by NHEJ Gene knockout with CRISPR technology is usually accomplished by Cas9-mediated dsDNA breaks: following...2019) Agreement between two large pan-cancer CRISPR-Cas9 gene dependency data sets. Nat Commun 10: . https...Incidence of Off-Target Mutations in Individual CRISPR-Cas9 and TALEN Targeted Human Stem Cell Clones Detected...How to Conduct Genome-Wide CRISPR Pooled Library Screens Read other CRISPR Blog Posts Resources on Addgene.org...transcription – CRISPRa (activation) and CRISPRi (inhibition) technologies – a nuclease-dead Cas9 (dCas9) is directed... capacity of a locus. When using S. pyogenes Cas9 (SpCas9), potential target sites are both [5’-20nt-NGG...
  6. Top Requested Plasmid of 2017 - pMD2.G

    Type
    Blog Post
    Published
    Jan. 10, 2018, 4:13 p.m.
    ...discovery. CRISPR is a great example (the top requested plasmids from 2015 and 2016 were CRISPR plasmids), but...requested plasmid of 2017 is the lentivirus envelope plasmid pMD2.G from Didier Trono’s lab! Lentivirus envelope...but so are lentiviral vectors, many of which are used to deliver Cas9 and other genes to mammalian cells...top requested plasmid of 2018! Additional Resources Quick Guide to All Things Lentivirus 5 Tips for Troubleshooting...Plasmid technologies are constantly evolving, but sometimes a technology is so useful it forever enhances...envelope vector pMD2.G This plasmid has been requested nearly 6,000 times (over 800 orders in 2017) and ...the broad usefulness of pMD2.G and VSV-G. This plasmid has been used in studies of the secretome, ubiquitin...
  7. Cancer, Inflammation and Immunity - Harnessing the Body’s Defenses to Fight Cancer

    Type
    Blog Post
    Published
    July 6, 2017, 1:59 p.m.
    ...development in immunotherapy is the combination of the CRISPR/Cas9 methodology with T cell receptor engineering ...to using randomly integrating viral vectors, CRISPR/Cas9 genome editing allows targeted engineering of... al. "Targeting a CAR to the TRAC locus with CRISPR/Cas9 enhances tumour rejection." Nature 543.7643 (...Resources on Addgene.org Browse Cancer Plasmids Browse Immunology Plasmids Find Kits for Cancer Research  ...immunosurveillance have a look at our Immunology Research Plasmids and Resources. Studying the immune system and ...analyse the tumor microenvironment (one of the plasmids on her poster is pTomo-Ras which has been deposited... immunology resources. If you have a great new plasmid you’d like to share with the scientific community...
  8. Plasmids 101: Modular Cloning Applications and Kits

    Type
    Blog Post
    Published
    May 14, 2024, 1:15 p.m.
    ...repurposed for CRISPR applications (gene insert = Cas9 + gRNA), Addgene distributes specialized CRISPR kits too...comparisons of CRISPR parts. The Fragmid system was used to assess how different lentiviral plasmid backbone...more of these kits, as there are many options! CRISPR CRISPR-Cas can harness the power of MoClo to expand... made comparisons between CRISPR components expressed from different plasmid backbones. They noted that...including conditional gene expression, multiplexed CRISPR, and chromosomal integration of larger expression...targetability and effectiveness. Perhaps the most intuitive CRISPR MoClo application is to assemble multiple unique...unique sgRNAs into a multi-TU targeting construct (Cas9, sgRNA, reporter, etc.). This allows for the multiplexing...
  9. Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools

    Type
    Blog Post
    Published
    Dec. 10, 2019, 1:58 p.m.
    ...highlight a subset of the new plasmids in the repository through our hot plasmids articles. These articles ...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...about a recent plasmid deposit please sign up here.        A retroviral mouse CRISPR knockout library...dependent promoter systems. Find these CRISPR activation plasmids at Addgene. Liu et al., Nature Communications...gRNAs into cells. Most CRISPR pooled libraries have been created in lentiviral systems for mammalian screens...are poorly transduced by lentivirus, and thus screening with available CRISPR libraries was not possible...mouse CRISPR pooled library can be used for screening of cells that are refractory to lentiviral transduction...
  10. Hot Plasmids and Viral Preps - September 2021

    Type
    Blog Post
    Published
    Sept. 21, 2021, 1:15 p.m.
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources ...s12915-020-00929-7    The CRISPR corner By Jennifer Tsang New CRISPR plasmids are always being added to...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...without end-point sequencing assays. These plasmids use “Cas9-mediated adenosine transient reporter for...A new tool for enriching ABE-targeted cells The CRISPR Corner New ready-to-use viral preps   Improved... Xiao Wang Lab has recently deposited a set of plasmids that helps identify base edited cell populations...
  11. Multiplexed Capture of Promoter-enhancer 3D Chromatin Structures Using CRISPR

    Type
    Blog Post
    Published
    July 2, 2020, 12:40 p.m.
    ...time CRISPR user? Check out our tips for 1st time CRISPR users Learn how to Choose the Best Cas9 Variant...Find Other Cas9 Variants for Purifying Genomic Regions of Interest Here Brush Up on Your CRISPR Background...the resolution, the Xu lab created a dCas9-based CAPTURE (CRISPR Affinity Purification in situ of Regulatory...at hundreds of loci at once (Liu et al., 2020). CRISPR Affinity Purification in situ of Regulatory Elements...CAPTURE 2.0 to be used with primary cells. Find plasmids for CAPTURE 2.0! When compared to the original...Background with Addgene’s CRISPR Guide Page ... crispr...
  12. Plasmids 101: Screens vs. Selections

    Type
    Blog Post
    Published
    Nov. 10, 2022, 2:15 p.m.
    ... Addgene Blog CRISPR libraries Genome-wide screens with CRISPR Lentiviral CRISPR libraries ....S. Genetic screens in human cells using the CRISPR/Cas9 system. Science, 343(6166): 80-84 (2014). 10.1126...with small molecules/drugs. With the advent of CRISPR, genome-wide knockout screens are possible with...While the entire genome can be knocked out with CRISPR, the entirety of the small molecule realm is typically...downstream manipulations as a forward or reverse screen (CRISPR, drug, etc.), just with an added baseline component...component. Alternative screening techniques While CRISPR and drugs dominate the screening scene, there are... worth considering. RNAi screens are similar to CRISPR, but instead of knocking out the genes of interest...
  13. Hot Plasmids February 2024

    Type
    Blog Post
    Published
    Feb. 20, 2024, 2:45 p.m.
    ...of the new plasmids, antibodies, and viral preps in the repository through our Hot Plasmids articles.  ...all applications. Addgene’s plasmid collection includes over 10,000 plasmids with a FLAG tag (!), but did...facilitates endosomal escape. Combining Cas9-PAGE with lentiviral sgRNA expression yielded editing of 80...cells By Susanna Stroik Even with the advances in CRISPR technology over the past decade, primary cells ...lines and primary cells. Although cell entry of a Cas9 ribonucleoprotein (RNP) was limited (likely due ...multiplexed guides. Figure 1: A) Cell-penetrating Cas9, fused to HIV TAT, Myc and SV40 Nuclear Localization...Localization Signals, and GFP. B) Workflow to assess Cas9-PAGE editing with viral sgRNA targeting mCherry reporter...
  14. Pooled Library Amplifications

    Type
    Blog Post
    Published
    May 30, 2024, 1:30 p.m.
    ...recombined plasmid to overtake full-size plasmids (or for smaller plasmids to overtake larger plasmids, if the...Protocol (DOCX, 17 KB)   For CRISPR libraries, Genome-scale CRISPR-Cas9 knockout and transcriptional ...How many unique plasmids does your library contain?), the variance of size of plasmids in your library...Amplification Type Link to Protocol CRISPR Knockout Human CRISPR Knockout Pooled Library (Brunello) ...Amplification Protocol (PDF, 88.2 KB) CRISPR Knockout Human CRISPR Knockout Pooled Library (GeCKO v2) ... Protocol (DOCX, 15 KB) CRISPR Activation Human Genome-wide CRISPRa-v2 Libraries 104,540–209,080...Re-Amplification Protocol (PDF, 71 KB) CRISPR Activation Human Subpooled CRISPRa-v2 Libraries 12,285–20,145 ...
  15. Viral Vectors 101: Viral Applications

    Type
    Blog Post
    Published
    April 13, 2023, 1:15 p.m.
    ... depending on the vector and virus. Viral CRISPR-Cas9 tools have been engineered to introduce frameshift...Gene Therapy with AAV Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells...sequence for degradation. Viral introduction of shRNA plasmids can induce gene-specific silencing temporarily...transfection and random genomic integration of a plasmid. Viral transduction is also generally less toxic...is more than one type of virus to choose from (lentivirus, retrovirus, AAV, etc.). When you’ve decided ...
  16. Important Considerations When Using AAVs

    Type
    Blog Post
    Published
    June 13, 2017, 2:30 p.m.
    .... Currently, AAVs are being used to deliver CRISPR/Cas9 but have the potential to deliver other therapeutic...used with new exciting technologies (such as CRISPR/Cas9) as they allow for gene delivery in an efficient...Expression in Mammals A Match Made in Heaven: CRISPR/Cas9 and AAV Viral Vector Elements Additional Resources...Ready-to-Use AAV Preps Browse All of Our Viral Plasmids and Resources ...facilities (Biosafety Level-1). Other possible tools, lentiviruses for example, are not approved for use in vivo...Response: Compared to other viral vectors (e.g. Lentivirus, Adenovirus) AAVs cause the least amount of immune...
  17. Hot Plasmids June 2018 - Reverse transcriptase, nanobody, and protein-DNA interaction tools

    Type
    Blog Post
    Published
    June 27, 2018, 1:16 p.m.
    ...only 1 min. Using these lentiviral plasmids, catalytically inactive Cas9 (dSpyCas9) fused to APEX2 is expressed...highlight a subset of the new plasmids in the repository through our hot plasmids articles. These articles ...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...write about a recent plasmid deposit please sign up here. Listen to the Hot Plasmids Podcast!  MarathonRT...’s lab at Yale University recently deposited a plasmid for expressing a novel reverse transcriptase (RT...polymerase processivity. Please find the MarathonRT plasmid here! Zhao C, et al. RNA. 2018 PubMed PMID:29109157... cell surface. Their toolkit includes a set of plasmids each containing an anti-GFP nanobody fused with...
  18. Meet the New Addgene Board Members!

    Type
    Blog Post
    Published
    April 28, 2020, 1:14 p.m.
    ...Therapeutics and is an Addgene depositor. KSQ uses a CRISPR-Cas9 platform to systematically test the function ...over 100 requests for the plasmids and the lab eventually deposited these plasmids at Addgene. While deposits...The mission to share critical reagents such as plasmids and viral stocks for researchers around the world...Harvard Medical School, he developed the first lentiviral microRNA-based system for polymerase II-regulated...
  19. Hot Plasmids and Viral Preps - July 2021

    Type
    Blog Post
    Published
    July 27, 2021, 1:15 p.m.
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources ...acssynbio.0c00192   The CRISPR corner By Jennifer Tsang New CRISPR plasmids are always being added to...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...article: CRISPR-based editing in organoid Biosensors for detecting strigolactones The CRISPR Corner New...showing the workflow for inducible CRISPR inhibition (CRISPRi). A) Lentiviral vector design. B) Strategy for...highlights from the past couple months: A new lentiviral CRISPR library from Alec Kimmelman targets mouse ...
  20. Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus

    Type
    Blog Post
    Published
    Sept. 1, 2020, 1:15 p.m.
    ...sequential homology directed repairs (HDR) with CRISPR/Cas9. Donor A contains: 400bp homology arms to the...increasing the size of the AAV donor template for CRISPR-mediated homology directed repairs (HDR). Split...single step and serve as donors for two consecutive CRISPR-mediated HDR events which results in the integration....org/10.1172/jci34316 Bak RO, Porteus MH (2017) CRISPR-Mediated Integration of Large Gene Cassettes Using...therapy Learn about the parts of an AAV transfer plasmid Resources on Addgene.org: Check out the Addgene....7kb, or roughly half the packaging limits of lentiviral and adenoviral vectors. While many transgene ...
Showing: 41 - 60 of 62 results