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Showing: 61 - 80 of 554 results
  1. Caltech Systemic Capsids

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    Collection
    ... Viral Vector Packaging Service AAV Caltech Systemic Capsids Viral Vector Packaging Service: Caltech...CAP-B22 AAV9-X1.1 As part of our Viral Vector Packaging Service , Addgene is distributing ready-to-use...window) Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  2. Viral Vectors 101: Viral Vector Elements

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    Blog Post
    ...well, though. Viral packaging and entry The genetic cargo requires viral packaging to infiltrate and integrate...from the transfer plasmid. Viral packaging and entry The viral packaging proteins for AAV are rep and cap...Addgene blog Parts of the AAV packaging plasmid Overview of Lentiviral Packaging Plasmids Adenoviral production...multiple plasmids with many components are used to package lab grown viruses. It can be intimidating at first...transfer plasmid while the other plasmids with packaging or replication components are called helper plasmids...). These LTRs define the limit of what will be packaged. The 5’ LTR and 3’ LTR, respectively, act as RNA...nucleocapsid viral components needed for viral packaging, assembly, and display. Pol, the last component...
  3. Zinc Finger Consortium: Nuclease Expression Vectors

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    Collection
    ...for expression of a ZFN targeted to a site with a spacer of 7 bps and harboring a “+” heterodimeric FokI...for expression of a ZFN targeted to a site with a spacer of 7 bps and harboring a “-” heterodimeric FokI...expression of a ZFN targeted to a site with a 5 or 6 bp spacer and “+” KKR heterodimeric FokI domain. ( Doyon ...expression of a ZFN targeted to a site with a 5 or 6 bp spacer and “-” ELD heterodimeric FokI domain. ( Doyon ...
  4. Production of Virus in Insect Versus Mammalian Cells

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    Blog Post
    ...have different packaging capacities depending on the virus. AAV has a packaging capacity of ~4.7 kb, while...containing your gene of interest plus two packaging plasmids (three packaging plasmids for 3rd generation lentivirus...Baculovirus transfer plasmids have a much larger packaging capacity — up to 38 kb! Generally, insect cell production...lentivirus production). The packaging plasmids are widely available, so you’ll only have to worry about cloning...while lentivirus has a capacity of 8–10 kb. Time Viral production in mammalian cells is relatively quick...construct, called a bacmid. Like AAV and lentiviral packaging plasmids, bacmids are readily available, so the...if needed # of plasmids Three or four Two Packaging limit ~4.7 kb (AAV); 8–10 kb (lenti) 38 kb Cells...
  5. Overcoming the AAV Size Limitation for CRISPR Delivery

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    Blog Post
    ...into an AAV vector is challenging due to its packaging capacity of AAV (~4.7 kb). While this approach has...previously packaged Cas9 and multiple gRNAs into separate AAV vectors, increasing overall packaging capacity...preferential infection of certain tissues. However, packaging Streptococcus pyogenes (SpCas9) and a gRNA together... the only CRISPR enzyme that’s small enough to package into AAV. At 984 amino acids in length, Cas9 from...Cas9 (NmeCas9) at 1,082 amino acids, can also be packaged into AAV. NmeCas9 has the added advantage that...respectively, the size of both is within AAV’s packaging limit. For CRISPR-based RNA editing, the REPAIR...approximately 4.1 kb in length, allowing them to be packaged in AAV.   Split AAV approaches  While finding...
  6. AAV Molecular Tools

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    Collection
    ... Viral Vector Packaging Service AAV Molecular Tools Viral Vector Packaging Service: Molecular Tools..., Wells Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  7. Serotype Testing AAV

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    Collection
    ... Viral Vector Packaging Service AAV Serotype Testing AAV Viral Vector Packaging Service: Serotype ...order it? Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  8. Recombinases AAV Preps

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    Collection
    ... Viral Vector Packaging Service AAV Recombinases Viral Vector Packaging Service: Recombinases ... Page . Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  9. Adenoviral Vector Production and Troubleshooting

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    Blog Post
    ...high capacity AdV) are devoid of all viral coding sequences and retain only the ITRs and packaging signal... Ad vectors (helper-dependent (HD-Ad), or high-capacity (HC-Ad__ are devoid of viral genes and therefore...kb. Gutless Ad maintain only the ITRs and the packaging signal (Ψ), both of which are essential for assembly...such as HEK293 cells. 1st generation AdV cloning capacity is limited to 8.2 kb, and in vivo transgene expression...RCA) can be generated if the E1 gene from the packaging cell line is transferred into the AdV by recombination...Gen AdVs were designed to have increased cloning capacity, decreased  potential for the generation of RCA...2nd generation AdVs, thereby increasing cloning capacity to ~12 Kb. The ever popular pAdEasy system belongs...
  10. 5 Tips for Troubleshooting Viral Transductions

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    Blog Post
    ...contaminating your transduction with the packaging cells. Packaging cell debris can be removed either by ... particles in a smaller volume. Always remove packaging cell debris before proceeding to ultracentrifugation...step (5 minutes at 300-500 g). After removing packaging cell debris, virus can be pelleted by ultracentrifugation...reduce the volume of cell culture medium on the packaging cells immediately following transfection. In other...fold (Stockschläder et al., 1999). 5. Check your packaging cells for infection If your transductions aren... virus is being generated by your transfected packaging cells. This check can be performed routinely and...disrupting the flow of your experiment. If your packaging cells have been successfully transfected and produced...
  11. AAV for Neuronal Tracing

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    Collection
    ... Viral Vector Packaging Service AAV Monosynaptic Neuronal Tracing Viral Vector Packaging Service: Tools...17329205 Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  12. Bringing Sustainable Practices to the Lab: Recycling

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    Blog Post
    ...Service picks up mail. Recycle plastic packaging Packaging is a huge contributor to the increase in ...lot of their plastic packaging (from Corning®, Falcon®, or Axygen® product packaging) for free! It has to...the lab could make a big difference in our global impact as scientists. Many scientists are already leading...toward responsibility in our lab’s environmental impact, but we can all do more to make research more environmentally...your address sticker off the box, remove the ice pack (it’s not recyclable), tape the box shut, and drop... to be from their company and it has to be packaging (no coated tissue culture plates, for example). Check...and companies have the potential to make a huge impact directly on waste, but also on culture. Encourage...
  13. Chemogenetics AAV Preps

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    Collection
    ... Viral Vector Packaging Service AAV Chemogenetics Viral Vector Packaging Service: Chemogenetics...Chemogenetics AAV Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  14. Lentiviral Prep Service

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    Collection
    ...details about our viral vector packaging service, visit our Viral Vector Packaging Service page . Pooled CRISPR...lentivirus available from Addgene's viral vector packaging service. Browse constructs currently available... Viral Vector Packaging Service Lentivirus Browse In-Stock Lentivirus Pooled CRISPR...
  15. Tips for a 1st time AAV user (by a Rookie AAV user)

    Type
    Blog Post
    ...analyses needed for packaging AAV. AAV production Overview: The first step in packaging AAV is transfecting...had never worked with AAV, so naturally I had to package some virus for my first experiment. It was a bit...transfecting HEK293 cells with AAV packaging plasmids. The cells need three different plasmids to produce AAV...intermediate into the single-stranded genome that's then packaged into AAV’s protein shell, or capsid; 2) the pHelper...plasmid which encodes a transgene of interest that’s packaged into the virus. Two to five days after transfection...plasmids contain ITRs which are required for proper packaging of AAV, but also form secondary structures that...spreadsheet similar to this one to plan my AAV packaging PEI transfections. It saves me time and helps ...
  16. Viral Vectors

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    Collection
    ...host genome. AAVs are limited by their small packaging capacity. Adenovirus Plasmids | Guide Adenoviruses...type, linked above. Virus Expression Genome Packaging Capacity Virus Size (nm) Cells Infected Target Cell...
  17. Control AAV Preps

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    Collection
    ... Viral Vector Packaging Service AAV Controls Viral Vector Packaging Service: Control AAV Browse... Page . Don’t See What You’re Looking For? Our Packaged on Request service offers you even more options...Please note this does not guarantee viral vector packaging service, but lets us know what viruses would be...
  18. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

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    Blog Post
    ...average only 2.8 kb in size and are easy to package in low-capacity vectors! These small, but mighty type VI-D...Cas9! Their small size makes then easy to package in low-capacity vectors like AAV, a popular vector due ...HEPN-independent. These enzymes also do not require a protospacer flanking sequence, so you can target virtually...either an unprocessed or processed gRNA array (22 nt spacer with 30 nt direct repeat) mediating potent knockdown...dementia-associated tau, delivering dCasRx and a 3-spacer array targeting the MAPT exon 10 splice acceptor...toolbox will be. It is, however, certain that the impact of CRISPR scientific sharing will continue to grow...Addgene. Yan, Winston X., et al. “Cas13d Is a Compact RNA-Targeting Type VI CRISPR Effector Positively...
  19. The CRISPR Software Matchmaker: A New Tool for Choosing the Best CRISPR Software for Your Needs

    Type
    Blog Post
    ...think we are currently at in the CRISPR software space. The CRISPR research community hasn't had a chance...review process has been challenged with many closely spaced CRISPR software submissions. With few prior publications...GUI”. Trends: Online tools dominate the software space but generally rely on less powerful algorithms to...user in different formats. This can have a large impact on downstream results. Examples: “HTML”, “visual...agnostic tools are the better solution but are often packaged as offline tools requiring expertise in one programming...are important to define for the CRISPR software space. It is unlikely that you will find these terms anywhere... data dump of ALL strings in a genome using any IUPAC encoded pattern at any edit distance. It won’t, ...
  20. Penn Vector Core Partnership with Addgene

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    Collection
    ... Viral Vector Packaging Service Penn Vector Core Transfer Viral Vector Packaging Service: Penn Vector...Optogenetics Scott Sternson AV-1-20071P 20071-AAV1 pACAGW-ChR2-Venus-AAV Optogenetics Karel Svoboda AV-1-...pAAV-hsyn-Jaws-KGC-GFP-ER2 Optogenetics Ed Boyden AV-9-20071P 20071-AAV9 pACAGW-ChR2-Venus-AAV Optogenetics Karel Svoboda AV-9-...-tdtomato Scott Sternson AV-5-20071P 20071-AAV5 pACAGW-ChR2-Venus-AAV Karel Svoboda AV-5-20949P 20949-...
Showing: 61 - 80 of 554 results