Skip to main content

We narrowed to 1,078 results for: CAN

Showing: 821 - 840 of 1078 results
  1. An Introduction to Adenovirus

    Type
    Blog Post
    ... kb in length. Human adenovirus type 5 (hAdV-C5) can be considered the prototype, although many viruses...available by this deletion from the genomic plasmid can be used to house a recombinant sequence (transgene...potentially because some of the wild-type viruses can persist as a latent infection in certain tissue reservoirs...using vectors, and immune inactivation of the vector can still occur even in the case of no previous immunity...basic research, like other viral vectors, though significant challenges remain (Wold & Toth, 2013).  While...Adenovirus Vectors for Gene Therapy, Vaccination and Cancer Gene Therapy. Curr Gene Ther, 13(6), 421–433. https...
  2. The PAM Requirement and Expanding CRISPR Beyond SpCas9

    Type
    Blog Post
    ...zebrafish embryos, and they can be used to modify genomic loci that cannot be modified using wild-type...Nov 12, 2015 and last updated Aug 20, 2020. Cas9 can be used to modify any desired genomic target provided...Cas9 variants. These variants, named SpG and SpRY, can target NGN PAMs and NRN and NYN PAMs, respectively...) is about 1 kilobase smaller than SpCas9, so it can be packaged into adeno-associated virus (AAV).  At... D1135E variant is far more selective for the canonical S. pyogenes PAM sequence NGG compared to wild-...
  3. Plasmids 101: Plasmid Incompatibility

    Type
    Blog Post
    ...might affect your work, and how understanding it can be used for good.  First, why are plasmids incompatible...replication. However, in iteron-containing plasmids,  RepA can also bind to its own promoter and inhibit its own...., 2015).  It is also worth noting that plasmids can be symmetrically incompatible, meaning that both ...the other, usually a smaller, higher copy plasmid can more effectively titrate replication or partitioning... of replication, the negative regulation system cannot distinguish between the different plasmids. The...to an identification issue: the CBPs in the cell can’t tell the difference between plasmids if they have...
  4. New Acoustic Reporter Genes: Ultrasound Imaging of Gene Expression

    Type
    Blog Post
    ...gvpNJKFGWV marked with Emerald GFP. These plasmids can be used directly in transient transfection in rtTA...cell lines (such as HEK293-TETOn cells), or they can also be integrated into the genome by cotransfecting...of the cells to verify the mARG positivity, which can be observed under phase contrast microscopy and TEM...ultrasound imaging (Fig. 2d). Creating a cell line can be a time-intensive endeavor. That is why we also..., and nonlinear acoustic scattering. The best candidate for this was the Anabaena flos-aquae gas vesicle...
  5. Adeno-associated Viruses (AAVs) for Genome Editing

    Type
    Blog Post
    ...this post we'll walk through a variety of ways you can use AAVs to improve your genome editing experiments...pAAV-SEPT-Acceptor and pAAV-TK-Acceptor) so that they can be easily adapted to edit your gene of choice. These...CRISPR components as ribonucleoproteins (RNPs) that can be supplied separately from the viral vector. This... a variety of cell types, now you know that AAVs can provide a powerful boost to genome editing experiments...AAV gene editing to introduce naturally occurring cancer-causing mutations into the endogenous allele of...Professor of Oncology at the Lombardi Comprehensive Cancer Center, Georgetown School of Medicine. His research...consequences of cohesin gene inactivation in human cancer.     References 1. Russell, David W., and Roll ...
  6. 2022 and 2023: Reflections and Looking Forward

    Type
    Blog Post
    ...research applications. Scientists around the world can upload AAV validation data, sharing what works and...community to maximize the positive impact that science can have on the world. ...
  7. Grad School Advice Part 1: Picking a Lab and a Project

    Type
    Blog Post
    ... graduate student life. Senior graduate students can sometimes be elusive or have a certain mystique that...our next episode, Niroshi and Ben discuss how you can leverage your graduate school community to help keep...beyond graduate school. Ben J. Vincent is a Ph.D candidate in the Program in Genetics and Genomics at Harvard...
  8. Your Top Requested Plasmid in 2015!

    Type
    Blog Post
    ...titer as compared to previous lentiviral vectors. It can be used both to knock-out single genes in clonal ...need help cloning a gRNA into lentiCRISPR v2, you can take a look at the protocol kindly provided by the...used for includes work probing mTOR signaling in cancer cells, deciphering the mechanism of matrix metalloproteinase...
  9. Inntags: Innovative Protein Epitope Tagging

    Type
    Blog Post
    ... toolbox. As we’ve covered in Plasmids 101, tags can help you determine localization of a protein of interest... tags? Short epitope tags like FLAG, HA, and Myc can adopt a number of different conformations and thus...antibody. From their initial pool of candidates, they selected 12 candidate protein domains from non-vertebrate...
  10. OCaMP: A New Calcium Indicator for Neural Imaging

    Type
    Blog Post
    ...change rapidly during neuronal activity, scientists can use GECIs to watch neurons fire under the microscope... multicolor experiments. With OCaMP, researchers can image multiple brain regions or cell types at once...The Lohman lab has a limited quantity of AAVs that can be requested by contacting Alexander Lohman (alex.lohman...
  11. Viral Vectors 101: Viral Vector Elements

    Type
    Blog Post
    ...components are used to package lab grown viruses. It can be intimidating at first to look at so many plasmid...). VSVG is a broad tropism envelope protein that can also be pseudotyped to alter infectivity. Next, the...While not required for lentiviral production, they can be helpful for certain applications and aid in ease...
  12. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

    Type
    Blog Post
    ...world by storm. Like RNA interference, these enzymes can knock down RNA without altering the genome, but Cas13s..., the Cas13d orthologs described in these papers can independently process their own CRISPR arrays into... require a protospacer flanking sequence, so you can target virtually any RNA sequence! In bacteria, Cas13d-mediated...efficiency; where shRNA treatment produced 500-900 significant off-targets, CasRx displayed zero. Unlike Cas9...
  13. Antibodies 101: Polyclonal Antibodies

    Type
    Blog Post
    ...serum There are a few different ways the antibodies can be isolated from the serum. Protein A/G purification... the immunogen. A different type of purification can be performed to isolate antibodies only recognizing...different epitopes of the target protein. While this can increase background staining (see next section), ...
  14. A Quick Guide to a Career in Software Product Management

    Type
    Blog Post
    ...more concurrent projects in varying stages, which can get messy if you’re not on top of it. In a science-based...yourself with knowledge of software development so you can pick up the jargon and know the concepts as soon ... technology tools with the customer in mind. You can follow her on twitter @rgrubinstein. Additional resources...teams that run within the agile framework If you can’t find internships at science companies, try to find...themes and customer pain points we’ve identified. I can’t wait to send it out. 4:00 PM--Respond to customer...
  15. Gendered Innovations: Why Does Sex of the Cell Matter?

    Type
    Blog Post
    ... sex of their cells when doing experiments—which can lead to failed research. For example, an international...cells and cell lines degenerate over time—and sex can be hard to determine. To remedy this, Shah et al.... been made in this area in recent years, and you can see a summary of this literature in our health and...of cardiovascular disease, 126,000 fewer breast cancers, and 145,000 more quality-adjusted life years. ...Shah et al., “Do you know the sex of your cell?” I can’t tell you how many researchers I’ve talked to who...the most commonly used cell lines appearing in American Journal of Physiology-Cell Physiology over the...product design. But eyes have been opened—and we cannot return to a world that ignores gender. Many thanks...
  16. Working with Nuclear Receptors

    Type
    Blog Post
    ...for a curated list of coregulators). Coregulators can function as coactivators and corepressors depending...complexes, a member of a single coactivator complex can serve as a rate-limiting conduit to control the actions...and reagents in the field. Additional information can be found in the Datasets and Reagents sections of...of therapeutic indices, including hypertension, cancer, diabetes, cardiovascular disease, cholesterol ...
  17. Deaminet 2026: Breakthroughs in Base Editing, Deaminase Biology, and Therapeutic Translation

    Type
    Blog Post
    ...highlight that Cas9 binding and editing outcomes can diverge substantially, reinforcing the need for assays...Capturing the editing intermediate directly While ABEs can theoretically correct nearly half of all pathogenic...these data illustrate how rigorously editor safety can now be assessed as programs move toward the clinic...that even subclonal A3A expression (~10% of cells) can reshape entire ovarian tumors via IL 6–mediated paracrine...explaining why tumors with low overall APOBEC burden can still exhibit aggressive behavior. Finally, Alex ...the same chemistry enabling precise genome editing can profoundly reshape cellular biology when misregulated...resolving APOBEC proteins at atomic resolution, to cancer biologists dissecting mutational processes, to ...
  18. How Do I Place an Addgene Order Using a PO Number?

    Type
    Blog Post
    ...Anyone affiliated with the recipient organization can create an Addgene account and place an order: a purchasing... How do I pay by purchase order (PO) number? You can find answers to other ordering questions here. In...it on behalf of depositing institutions. Addgene cannot fulfill orders based on PO documents that are sent...
  19. What's New in CRISPR - May 2019

    Type
    Blog Post
    ... template to Cas9 Homology-directed repair (HDR) can be used to make precise modification in genome editing...every 8 bp). Nme2Cas9 is also small enough that it can be packaged into AAV. The lab used single-AAV delivery...base editors Nme2Cas9 CRISPR interference in Candida albicans E. coli genome-wide inhibition library To...All-in-One AAV constructs CRISPR interference in Candida albicans A new CRISPR interference (CRIPSRi) platform...platform for targeted gene repression in Candida albicans was developed by Rebecca Shapiro’s lab. After testing...libraries also include 2,400 gRNAs without any significant hit across the E. coli genome as a negative control... fold and >3,800 fold in human cells with no significant reduction in editing efficiency. Read the paper...
  20. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    ...Sometimes the PCR products can look smeared, so having an undigested control can help distinguish between.... Cas9 delivery Overview: Before any editing can begin we need our A549 cells to express Cas9. In ...Addgene viruses are provided at a specific titer, you can better plan your transductions and use a range of...well dish. My protocol with many additional tips can be found here. Figure 3: A surprise for the author... implicated in several human cancers) in A549 cells (a human lung cancer cell line), armed only with viruses... CRISPR, I was able to knockout BRAF in a human cancer cell line in about 1 month, which I’d say is pretty...
Showing: 821 - 840 of 1078 results