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We narrowed to 243 results for: virus

Showing: 81 - 100 of 243 results

  1. Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection

    Type
    Blog Post
    Published
    June 25, 2019, 12:54 p.m.
    ...introduced into bacterial or eukaryotic cells via a virus or viral vector. One example are bacteriophages ...can be done with lentiviral and Adeno Associated Viruses (AAV). Lentiviral and AAV can be used to create... basic molecular biology, plasmid cloning, and viruses. References Baltrus, David A., and Karen Guillemin...bacteria have gained antibiotic resistance and virulence. Scientists have studied how HGT occurs in nature...

  2. Clear and Accessible Writing

    Type
    Blog Post
    Published
    Feb. 15, 2024, 2:15 p.m.
    ...ultracentrifugation so that a scientist can extract virus from the correct layer.  Third, think about the ...at the interface of the 40% layer containing the virus and 60% iodixanol layer, with the bevel pointed ... the tube allows air to enter the column so the virus will flow out the bottom syringe."Feel free to share...

  3. 15 Years of Addgene: The Top 15 Plasmids

    Type
    Blog Post
    Published
    Jan. 8, 2019, 1:54 p.m.
    ...which types of cells a virus can infect. The VSV-G envelope protein enables this virus to infect many different...lentiCRISPR v2 great? It produces a ~10 fold higher titer virus, making it ideal for CRISPR pooled library screening...posts Read our viral vector blog posts Read our lentivirus guide Resources on the Addgene website Browse...

  4. A Primer on Optogenetics: Introduction and Opsin Delivery

    Type
    Blog Post
    Published
    Sept. 10, 2015, 2:30 p.m.
    ...that offer his constructs. Importantly, control viruses (not expressing the opsin) are also available. ... optogenetics experiment you may need to inject virus into 20 or more mice and the injections must be ... practice with die injection prior to using the virus. You may need to adjust coordinates based on your...co-localization immunofluorescence, cell-type specificity. Viruses that only express the fluorescent proteins are ...affects the length of time you may need to allow the virus to express. For example, if you inject into the ...

  5. Targeting HIV-1 with CRISPR: Shock and Kill or Cut it Out?

    Type
    Blog Post
    Published
    May 10, 2016, 2:30 p.m.
    ...the lentivirus HIV-1. Today, HIV-1 can be controlled with antiviral therapies such that the virus is undetectable... undetectable in the blood. But the virus doesn’t completely disappear; it just hides in latently infected...infection, which would make it easier for an “escape” virus to propagate and infect adjacent cells. It will ...of viral DNA efficiently suppresses hepatitis B virus. Sci Rep. 2015 Jun 2;5:10833. PubMed PMID: 26035283...

  6. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

    Type
    Blog Post
    Published
    Sept. 26, 2019, 12:50 p.m.
    ...delivery vehicle that’s based on mouse leukemia virus (MLV) virus-like particles (VLPs). VLPs lack viral genomes...box.  Nanoblades are engineered murine leukemia virus (MLV)-like particles loaded with Cas9-gRNA ribonucleoproteins...with a mix of VSV-G and the baboon endogenous retrovirus Rless glycoprotein (BaEVRless) had high rates...

  7. Plasmids 101: Terminators and PolyA signals

    Type
    Blog Post
    Published
    March 31, 2016, 2:30 p.m.
    ...of the upstream efficiency element of the simian virus 40 late polyadenylation signal by using in vitro...Donello JE, Trono D, Hope TJ. Woodchuck Hepatitis Virus Posttranscriptional Regulatory Element Enhances ...H-G. Multiple copies of the Mason–Pfizer monkey virus constitutive RNA transport element lead to enhanced... Substantially Increases Expression Levels of Lentivirus-Delivered Transgenes but Has the Potential to...

  8. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ...how a phage recognizes its host Bacteriophages (viruses that prey on bacteria) may be the most numerous...Simpson, Sacher, and Szymanski in January 2016 in Viruses (5). Please refer to the paper for more details...Function of Modified Bases in Bacteria and Their Viruses." Chemical Reviews (2016). PubMed PMID: 27319741...Receptor Binding Proteins from Bacteriophages." Viruses 8.1 (2016): 17. PubMed PMID: 26761028. PubMed Central...

  9. Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells

    Type
    Blog Post
    Published
    Dec. 10, 2020, 1 p.m.
    ... the most studied viruses. Adenoviruses are non-enveloped double-strand DNA viruses with a genome of around... DT (2012) Adenovirus Strategies for Tissue-Specific Targeting. In: Applications of viruses for cancer...DG, Sontheimer EJ, Weng Z, Gao G, Xue W (2015) Adenovirus-Mediated Somatic Genome Editing of Pten by CRISPR...

  10. Hot Plasmids and Viral Preps - May 2021

    Type
    Blog Post
    Published
    May 18, 2021, 1:15 p.m.
    ...severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus may acquire mutations to escape ...transporting proteins in yeast by using murine polyomavirus virus-like particles (MPyV VLPs ). This artificial...structures. We have expanded our recombinase-dependent virus selection to now include Flp-dependent DREADDs viral...

  11. Save Time with Transient Plant Leaf Transformations

    Type
    Blog Post
    Published
    July 25, 2019, 12:03 p.m.
    ...silencing genes Virus induced gene silencing (VIGS) is a transient technique that uses a virus and the plant's...: PMC6585625. Unver, Turgay, and Hikmet Budak. "Virus-induced gene silencing, a post transcriptional gene...

  12. Negative Can Be Positive: Open AAV Data with Addgene

    Type
    Blog Post
    Published
    Sept. 6, 2022, 1:15 p.m.
    ...promoter to use, or if and how much the spread of the virus to adjacent areas impacted the experiments we wanted...and compatibility of recombinant adeno-associated virus under conditions commonly encountered in human gene...2019). Lot-to-Lot Variation in Adeno-Associated Virus Serotype 9 (AAV9) Preparations. Human Gene Therapy...

  13. Plasmids 101: Multicistronic Vectors

    Type
    Blog Post
    Published
    Sept. 9, 2014, 8:20 p.m.
    ...tricks discovered in positive single-stranded RNA viruses to allow for the efficient translation of multiple...IRES sequences have been discovered - many from viruses, but also some from cellular mRNAs. What they all...5' nontranslated region of encephalomyocarditis virus RNA directs internal entry of ribosomes during in...single mRNA. IRES was originally discovered in poliovirus RNA, where it promotes translation of the viral...vectors. These peptides, first discovered in picornaviruses, are short (about 20 amino acids) and produce...eukaryotic mRNA directed by a sequence derived from poliovirus RNA. Pelletier et al (Nature. 1988 Jul 28;334...efficiency of a 2A peptide derived from porcine teschovirus-1 in human cell lines, zebrafish and mice. Kim...

  14. Beginner's Guide to Viral Vectors

    Type
    Blog Post
    Published
    June 2, 2017, 2:30 p.m.
    ...quick reference when you're designing your next virus experiment. Subscribe to Viral Vector Blog Posts...important characteristics of retroviruses, lentiviruses, AAVs, and adenoviruses in this easy-to-use guide...? Check out our viral vector guide pages, our Lentivirus FAQ, and our viral service pages. Click on the...

  15. What the HEK?

    Type
    Blog Post
    Published
    April 18, 2023, 1:15 p.m.
    ...will highlight some of those applications here.   Virus production HEKs are the go-to ‘packaging cells’ ...with the SV40 origin of replication. To generate a virus, you need only transfect the ‘helper’ plasmids (...Netherlands. Transformation of HEK cells with adenovirus 5 DNA was postdoc Frank Graham’s 293rd experiment...transformation of human neuronal cells by human adenoviruses and the origin of HEK 293 cells. FASEB J. (2002...

  16. Celebrate Open Data Day with Addgene’s AAV Data Hub!

    Type
    Blog Post
    Published
    March 5, 2020, 2:15 p.m.
    ...recognition for sharing your data. Materials: What virus and serotype did you use and what animal subject... region and cell class ended up expressing your virus? If you were using a genetic tool, did it operate...

  17. AAV Titers: Where Do They Come From And What Do They Mean?

    Type
    Blog Post
    Published
    Nov. 15, 2017, 3 p.m.
    ...reserve lots, but if you’re reordering the same virus feel free to email us and we can do our best to ...Characterization of a recombinant adeno-associated virus type 2 Reference Standard Material." Human gene ...Addgene.org Find All Available AAV Learn More about Virus Production Find Viral Vector Protocols ...

  18. Hot Plasmids: Fall 2024

    Type
    Blog Post
    Published
    Nov. 21, 2024, 1:30 p.m.
    ...epitope derived from the P and V proteins of Simian virus 5 (SV5) (Randall et al., 1987). The epitope (GKPIPNPLLGLDST...matrix-antibody-antigen complexes containing simian immunodeficiency virus p27 using tag-specific monoclonal antibody and tag-linked...characterization of monoclonal antibodies to simian virus 5 and their use in revealing antigenic differences...

  19. Twenty Years of Sharing: Addgene's Viral Vector Service

    Type
    Blog Post
    Published
    July 30, 2024, 1:15 p.m.
    ...service as one of those stories. Viral vectors are viruses engineered to be safely used to deliver a genetic...especially those familiar with adeno-associated viruses (AAVs), will know just how tricky these tools can... Kamens, J., & Fan, M. (2019). Adeno-Associated Virus Technologies and Methods for Targeted Neuronal Manipulation...

  20. Hot Plasmids Spring 2024

    Type
    Blog Post
    Published
    May 23, 2024, 1:15 p.m.
    ...the SARS-CoV-2 nucelocapsid protein, one of the virus’s most abundant proteins and a critical component...microglia was further enhanced by packaging the virus as self-complementary AAV (scAAV). However, scAAV...Targeting of Resident Microglia with Adeno-Associated Virus. bioRxiv 2023.12.12.571321; doi: https://doi.org...
Showing: 81 - 100 of 243 results