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  1. Plasmids 101: Using Transposons in the Lab

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    Blog Post
    ...called DNA transposons. DNA transposons are commonly used as tools in the lab, so we’ll focus on DNA transposons...Transposon: The transposon is the DNA sequence that moves around. This DNA sequence encodes the proteins ...BioRender.com.   Class II TEs: DNA transposons Class II TEs are also known as DNA transposons, since they do...break, and excises the transposon from the donor DNA. A DNA footprint is left behind. When the transposon-transposase...not leave behind a DNA footprint sequence after excision. piggyBac can mobilize DNA over 100 kB in size...in viral vectors, but easily fit in a TE. Transposons are also less likely than viral vectors to induce...TnsB, TnsC), and 4) the donor DNA or mini-transposon that contains the DNA cargo of interest flanked by...
  2. Retrovirus Plasmids

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    Collection
    ...γ-Retrovirus Guide Biosafety Guide Lentiviral Plasmids AAV Plasmids Viral Vectors 101 eBook γ-Retrovirus (gamma-retrovirus...uses the reverse transcriptase in tow to generate a DNA provirus. This provirus then gets integrated into...γ-Retroviruses can package relatively high amounts of DNA (up to ∼8 kb), and infection results in long-term...ID Plasmid 5'LTR Description PI 1780 pBABE-neo largeTcDNA MoMLV Expression of Large T antigen for creation...
  3. Viral Vectors 101: Transductions

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    Blog Post
    ...Production at Addgene Viral Vectors 101: What is a Virus? Viral Vectors 101: Viral Vector Elements ...or AAV. Then, your desired DNA to be integrated can be cloned into the vector that you have selected. The..., a viral vector is selected to perform the transduction with: either retrovirus, lentivirus, adenovirus...bacterial in nature. All three of these methods involve DNA incorporation into the cell, but the mechanisms vary...produced, and viral particles are packaged, when the vector is expressed. Once the design and construction ... it’s time to make virus! The constructed viral vector containing the cargo of interest is then typically...layers of risk management when working with viral vectors. Typically, one day after transfection into the...
  4. Sequencing Options for CRISPR Genotyping

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    Blog Post
    ...CRISPR-Cas9 and TALENs using integrase-defective lentiviral vectors." Nature biotechnology 33.2 (2015): 175-178...the edited strand and wild-type strand of the host DNA. When these strands hybridize, the nuclease can detect...account other elements, including those relating to DNA structure (e.g. epigenetic modification, bulges) ... et al. "High-throughput profiling of off-target DNA cleavage reveals RNA-programmed Cas9 nuclease specificity...Frock, Richard L., et al. "Genome-wide detection of DNA double-stranded breaks induced by engineered nucleases... Crosetto, Nicola, et al. "Nucleotide-resolution DNA double-strand break mapping by next-generation sequencing... for Your Experiments Get Ready-to-Use CRISPR Lentivirus ...
  5. Viral Vectors 101: Viral Applications

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    Blog Post
    ...Browse Our Viral Vector Pages Learn About Viral Vector Biosafety Deposit Your Viral Vectors ...delivered in other forms (mRNA, DNA, etc.) to raise immunity. Viral vectors are being explored as the delivery...We offer a variety of viral vectors, viral services and even a Viral Vectors eBook to get you started. ... terrains. They are, in fact, a choice delivery vector from basic science research all the way to clinical...want delivered to your target cells. This delivered DNA/RNA can then be either permanently integrated into... long-term, and even inducibly depending on the vector and virus. Viral CRISPR-Cas9 tools have been...interest, turning expression off permanently. Viral vectors can also be used to express proteins. Viral expression...
  6. Adeno Associated Virus (AAV) for Cell and Gene Therapy

    Type
    Blog Post
    ...nucleic acid cargo (DNA or RNA) to target cells has been challenging. A variety of vector delivery technologies... improved specificity. AAV vectors are able to facilitate and enhance DNA repair via homology directed...makes AAV vectors especially amenable to correcting disease-associated mutations. AAV vectors maintain... Check out our Viral Vectors Featured Topic Page Learn about CRISPR-AAV vectors Learn about Addgene AAV...thereby correct the mutations using retroviral vectors. However, many diseases require techniques that...usability in clinical settings. On the other hand, vectors derived from AAV have recently gained popularity...profiles as well as other benefits. What makes AAV vectors great gene delivery tools? There are a variety ...
  7. Fluorescent Protein Guide: Empty Backbones

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    ...Expression (this is a bicistronic vector rather than a fusion protein vector) ZsGreen1-N1 - Mammalian Expression... mRFP Tsoulfas Lab Lentiviral Plasmids - Fluorescently tag your gene for lentiviral expression Verkhusha...mCitrine 516 529 59 5.7 Monomer (A206K) pcDNA3 mCitrine LIC cloning vector (6C) - Mammalian Expression pCS2+...mCherry 587 610 16 4.5 15 min Monomer pcDNA3 mCherry LIC cloning vector (6B) - Mammalian Expression pLV-mCherry...Prone to dimerization pLV-Azurite - Mammalian Lentiviral expression pB18cmBFPAzurite - Bacterial Expression...Mammalian Expression pLV-eGFP - Mammalian Lentiviral Expression Ac5-STABLE1-neo - Insect Expression pCS2+8CeGFP...93 5.7 10 min Monomer pCS2+mNeonGreen-C Cloning Vector - Mammalian Expression Jump to Top Yellow Protein...
  8. Important Considerations When Using AAVs

    Type
    Blog Post
    ...adeno-associated virus (scAAV) vectors promote efficient transduction independently of DNA synthesis." Gene therapy...-associated viral vectors: packaging capacity and the role of rep proteins in vector purity." Human gene...Cas9 and AAV Viral Vector Elements Additional Resources on Addgene.org Find AAV Vectors for Your Research... AAV vectors without specific facilities (Biosafety Level-1). Other possible tools, lentiviruses for example...Immune Response: Compared to other viral vectors (e.g. Lentivirus, Adenovirus) AAVs cause the least amount...Future? I knew little about adeno-associated Viral Vectors (AAVs) before starting my graduate program at the...in locomotion. We have relied heavily upon AAV vectors to deliver chemogenetic/optogenetic constructs ...
  9. Viral Vectors 101: Virus Safety

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    Blog Post
    ... on the Addgene blog Viral Vectors 101: Types of Viruses Viral Vector Elements Tips for Preventing... contact with than GFP. Similarly, if the viral vector carries an shRNA to a gene essential for cellular...cellular function, this would also be a higher risk vector. While it is unlikely that you, or anyone else ...they physically deposit their cargo into the host’s DNA. These viruses also have a propensity to integrate...viruses grown in the lab are gamma retrovirus, lentivirus, adenovirus, and adeno-associated virus (AAV)...humans, earning this virus a BSL-2 classification. Lentivirus (a type of retrovirus) and gamma retrovirus require...and required in BSL-2 labs. When working with lentivirus, many organizations require or recommend disposable...
  10. Plasmids 101: Terminators and PolyA signals

    Type
    Blog Post
    ...on the functional elements they contain. Plasmid DNA in both prokaryotic and eukaryotic systems must be...the right. The tertiary structure of the hairpin-DNA complex is thought to destabilize the transcription...terminator will suffice. Many commercial expression vectors use double terminators to reduce unwanted translation... handled with care (4). For this reason, viral vectors often employ other non-poly(A) transcript-stabilizing...Expression of Transgenes  Delivered by Retroviral Vectors. Journal of Virology. 1999. PubMed PMID: 10074136...Transcription Termination Rho-dependent termination DNA transcription Polyadenylation: General overview... Substantially Increases Expression Levels of Lentivirus-Delivered Transgenes but Has the Potential to...
Showing: 81 - 90 of 110 results