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We narrowed to 987 results for: des

Showing: 41 - 60 of 987 results

  1. Generating Mouse Models Using CRISPR/Cas9

    Type
    Blog Post
    ...Sullender M, Ebert BL, Xavier RJ, Root DE (2014) Rational design of highly active sgRNAs for CRISPR-Cas9...LO, Morgan JL, Juan WC, Roca X, Ong ST, Bergstrom DE (2018) Viable Mice with Extensive Gene Humanization... mouse genome is made up of 3 x 109 nucleotides (nt), and encodes 23,000 or so genes. It would be great...guide you in gRNA design. We have been using Benchling, but there are many other gRNA design tools available...for cells that had successfully incorporated the desired mutation, and then derive mice from these engineered...NHEJ), this will leave behind a “scar”, with nucleotides missing or added at the broken ends and, as such...CRISPR is much more efficient at generating the desired mutant offspring, with 85% success compared to ...

  2. Lentiviral CRISPR Libraries Enable Genome-Scale, Knockout Screening

    Type
    Blog Post
    ...X, Scott DA, Mikkelson T, Heckl D, Ebert BL, Root DE, Doench JG, Zhang F. Science. 2013 Dec 12. (PubMed...Wang’s library is designed to target a smaller set of genes and it includes more guides per gene. The Sabatini...Two new human lentiviral CRISPR library systems described in companion papers in Science in December were...Additionally, a concurrent Nature Biotechnology article describes the development of a mouse lentiviral CRISPR library...

  3. Viral Vectors 101: AAV Variables That Matter

    Type
    Blog Post
    ...as your titer changes, so may your needed volume (de Backer et al., 2010).  Second, high efficiency transduction...–10. https://doi.org/10.1371/journal.pone.0106472 de Backer, M. W. A., Brans, M. A. D., Luijendijk, M....could help, or harm, your experimental goals when designing and testing your AAV.  Figure 2: Comparison...

  4. Addgene-Seeding Labs Plasmid Grant: Accelerating Science Globally - 5 Scientists, 4 Countries & 3 Continents!

    Type
    Blog Post
    ...Rodrigo Arturo Rivera Solís, Universidad Autónoma de Yucatán, Mexico Dr. Rodrigo Arturo Rivera Solí...renewable biotechnology products and biosensors for herbicides as well as developing yeast as source for dietary...technology to engineer plants that are able to destroy DNA viruses, similar to the anti-phage CRISPR effect...cloning kit) she intends to make yeast capable of desaturating fatty acids. Identification of Insecticidal ...as insecticidal proteins, the use of chemical pesticides may be avoided or decreased. Biosensors for herbicide...thrives to make affordable biosensors that detect herbicides, such as glyphosate, in water. He aims to leverage...

  5. Donations from Addgene to Yield Answers for Rare Disease Researchers

    Type
    Blog Post
    ...pushing the work forward. Xeroderma Pigmentosum Hendrik De Buhr (top right) and his colleagues at the Wistar...as their kidneys fail. The condition was first described more than 60 years ago, but there is still no ...says that the lab got interested in XP out of a desire to understand the early events in the transformation...changes in temperature.  “The disease was first described in 1971,” McSweeney said. “But, it is still sometimes...responsible for the disease as ATP1A3. The gene encodes a sodium-potassium pump expressed specifically ...

  6. Protocol - How to Design Primers

    Type
    Protocol
    ... Protocols Designing Primers How to Design a Primer You may also like...Tips on designing primers for PCR Protocols...Cloning by PCR Agarose Gel Electrophoresis Primer Design for PCR Oligonucleotide primers are necessary when... when running a PCR reaction. One needs to design primers that are complementary to the template region.... They are synthesized chemically by joining nucleotides together. One must selectively block and unblock... the primer usually has stretches of several nucleotides. Also, both of the 3’ ends of the hybridized ... and disrupts the amplification process. When designing, if unsure about what nucleotide to put at a certain...

  7. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    ..., Smith I, Sullender M, Ebert BL, Xavier RJ, Root DE. Nat Biotechnol. 2014 Sep 3. doi: 10.1038/nbt.3026...Wilen C, Orchard R, Virgin HW, Listgarten J, Root DE. Nat Biotechnol. 2016 Jan 18. doi: 10.1038/nbt.3437...and Primer3 to design primers that amplified a 500-600 bp product. The primers I designed (listed above...from John Doench & David Root and is described in Rational design of highly active sgRNAs for CRISPR-Cas9...John Doench & David Root and are described in Optimized sgRNA design to maximize activity and minimize..., so some of the cells will still appear green despite having active Cas9 (see tip 2). Pro-Tips 1. To ... 4). The most difficult part of the assay was designing primers flanking my edits in genomic DNA and doing...

  8. CRISPR Guide

    Type
    Collection
    ...M. M., Semenova, E., Severinov, K., De Vos, W. M., Dame, R. T., De Vries, R., Brouns, S. J., & Van Der...Cascade ( C RISPR- as sociated c omplex for a ntiviral de fense) complex to initiate DNA degradation. Cascade...Cascade C RISPR- as sociated c omplex for a ntiviral de fense; a complex of multiple Cas enzymes including...Han, Y., Ogrodowski, P., Crippa, A., Rekhtman, N., De Stanchina, E., Lowe, S. W., & Ventura, A. (2014)...., Boix, C., Perrouault, L., Tesson, L., Geny, S., De Cian, A., Itier, J. M., Anegon, I., Lopez, B., Giovannangeli... the desired HDR-edited allele. Therefore, it is important to confirm the presence of the desired edit..., the longer pegRNA also encodes a primer binding site (PBS) and the desired edits on a RT template. The...

  9. Revamp Your Lab Meetings With Creative Virtual Collaboration

    Type
    Blog Post
    ...salmon_phd References Frassl MA, Hamilton DP, Denfeld BA, de Eyto E, Hampton SE, Keller PS, Sharma S, Lewis ASL...in scientific research and in any workspace. Re-design lab meetings with a focus on discussion and brainstorming...pivotal in writing publications/grants too. As described by several works (Wuchty et al., 2007, Vicens ...Meetings can get very long sometimes, and interaction fades away the longer we are on it – so it is important...important to take breaks. After 1 hour (or another designated time) of meeting, someone could raise their hands...prepares a coffee, or simply moves away from the desk to switch off a few minutes. The host could also...

  10. The Power Behind NGS Plasmid Validation: seqWell

    Type
    Blog Post
    ...plexWell™ libraries is well suited to large-scale de novo assemblies of short constructs like plasmids...all over the world. The rest of this piece will describe plexWell™ in more detail, and how we are using... containing fragments carrying sample-specific barcodes. Rather than continuing to process 100s to 1000s...

  11. Predicting Adverse Reactions to Monoclonal Antibody Drugs

    Type
    Blog Post
    ...Terry, F. E., Roberts, B. J., Rosenberg, A. S., & De Groot, A. S. (2022). In silico Immunogenicity Assessment...in vivo animal models. In these cases, they are designed to mimic the human lymphatic system or even the....org/10.3389/fddsv.2022.952326Joubert, M. K., Deshpande, M., Yang, J., Reynolds, H., Bryson, C., Fogg,...

  14. The CRISPR Software Matchmaker: A New Tool for Choosing the Best CRISPR Software for Your Needs

    Type
    Blog Post
    ... this blog post. I separate sgRNA design tools into database and de novo solutions. Database tools allow...community in order to succeed. With respect to de novo sgRNA design, I again separate it into two categories...single-target design”, “multi-target design”, “off-target aware”, “high mismatch limit”, “approximate design”, “... “empirical design”, “single-PAM design”, and “multi-PAM design”. Trends: By the end of 2014, tools began...with the post-design process such as primer and plasmid design. Examples:  “multiplex design”, “multi-method...determines good sgRNA design. Incidentally, the first software for sgRNA design (by Hsu et al., 2013) ...multi-method design”, and “single-method design”. Trends: The most common utility functions are batch design...

  16. To Each HIS Own

    Type
    Blog Post
    ... Bio/Technology. 1988; 6: 1321–1325. Janknecht R, de Martynoff G, Lou J, Hipskind RA, Nordheim A, Stunnenberg... for nonspecific binding of untagged proteins. Despite being a relatively low frequency amino acid, proteins... I place the tag and how many do I need? When designing a plasmid containing a polyhistidine tag, you’...

  17. Career Coaching for Scientists: Why and Where Do I Find One?

    Type
    Blog Post
    ...never been in contact with Aida Baida Gil of Coach De La Professional but the website looks interesting...new job skill? Finish your thesis? Knowing your desired outcomes will help you assess if the coach you ...relationship has been successful – what are the desired outcomes? Ask openly for clear information on...

  18. CRISPR Plasmids - Empty gRNA Vectors

    Type
    Collection
    ...none S. pyogenes de Bono sgRNA with rpr-1 promoter 48961 Worm EcoRI none S. pyogenes de Bono pMB60 47941...pyogenes LEU2 Lu pDestTol2CG2-U6:gRNA 63156 Zebrafish BseRI none S. pyogenes Zon pDestTol2pA2-U6:gRNA 63157...module vectors, including three designed for dicots and three designed for monocots. Using these gRNA ...Resources CRISPR Guide Viral Preps Protocols gRNA Design Tools CRISPR Blog Posts CRISPR requires that you...Cas9 (or other CRISPR) system that the vector was designed to be used with, such as S. pyogenes, S. aureus...encyclopedia of Class 2 CRISPR systems with wiki entries describing enzyme activity, experimental considerations,...from our collection. Plasmids Expression System Description PI Multiplex CRISPR/Cas9 Assembly System Kit ...

  19. Plasmids 101: The Wide World of Natural Plasmids

    Type
    Blog Post
    ....2024.01.039 Garcillán-Barcia, M. P., Redondo-Salvo, S., & de la Cruz, F. (2023). Plasmid classifications. Plasmid...difference is virulence plasmids! This category includes genes that help bacteria invade hosts, including...resistance to toxic substances like heavy metals or pesticides, enabling their hosts to survive where others...found on an E. coli fertility plasmid that also encodes a toxin, CcdB, and the resistance to that toxin...

  20. Simple CRISPR-based Epigenetic Editing: dCas9-directed DNA Demethylation

    Type
    Blog Post
    ...doi.org/10.7554/eLife.34870.  Kaas GA, Zhong C, Eason DE, Ross DL, Vachhani RV, Ming G-L, King JR, Song H,...Recently, however, a particular tool has gained widespread popularity – and notoriety – as a tool of choice...leave you with a few practical considerations: Design your gRNA to overlap the CpG of interest. Having..., too), but if this is not possible due to gRNA design restrictions, anything within 5 base pairs should...
Showing: 41 - 60 of 987 results