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We narrowed to 939 results for: Gene

Showing: 541 - 560 of 939 results
  1. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

    Type
    Blog Post
    Published
    May 3, 2018, 1:48 p.m.
    ...In this case, Konermann et al. targeted MAPT, the gene encoding dementia-associated tau, delivering dCasRx...possibilities. To identify Cas13d, both groups used very general bioinformatic screens that looked for a CRISPR ...scientific sharing will continue to grow, and we at Addgene appreciate our depositors for making their tools...29551272 Plasmids from this paper are available at Addgene. Yan, Winston X., et al. “Cas13d Is a Compact ...29551514 Plasmids from this paper are available at Addgene. Learn more about research at Arbor Biotechnologies...Biotechnologies. Additional Resources on the Addgene Blog: Learn about CRISPR RNA Editing with REPAIR Get tips...Cas13a (C2c2) Characterization Resources on Addgene.org: Find RNA Knockdown Plasmids Check out our CRISPR...
  2. Visualizing Protein Turnover In Situ

    Type
    Blog Post
    Published
    Jan. 16, 2018, 3:20 p.m.
    ...situ is the knock-in of fluorescent tags into the gene locus of interest. An advantage of this alternative...studied a synaptic protein that is linked to neurodegeneration. The level of this protein is decreased in...PMCID: PMC4121734. Additional Resources on the Addgene Blog Fluorescent microscopy techniques - Which... tagging strategies Additional Resources on Addgene.org Fluorescent protein plasmids Use FRET to study...protein-protein interactions Deposit plasmids with Addgene! ...
  3. Giving gRNAs a Facelift - Synthetic and Beyond

    Type
    Blog Post
    Published
    Oct. 20, 2022, 1:15 p.m.
    ...Chemical Modifications of CRISPR RNAs to improve Gene-Editing Activity and Specificity. JACS 144, 12584...resources on addgene.org  View Addgene's collection of empty gRNA vectors View Addgene's CRISPR resources...effectively serving their function of guiding Cas9 to generate a targeted break. These advances in gRNA technology...photocleavable gRNAs. Photocleavable guides are generated by introduction of a single photocleavable 2-nitrobenzyl...lentiviral plasmids Additional resources on the Addgene Blog  How to design your CRISPR gRNA CRISPR 101...
  4. CasPEDIA: A Functional Classification of Cas Enzymes

    Type
    Blog Post
    Published
    Jan. 25, 2024, 2:15 p.m.
    ... widely available and applied by researchers for gene targeting. Fast forward a decade, and the CRISPR...Resources on Addgene.org CRISPR software and resources Addgene CRISPR Guide Addgene’s CRISPR 101 eBook... trans activity. AsCas12a, on the other hand, generates staggered DNA nicks at its target in cis and cleaves...end goal. CasPEDIA also features useful links to Addgene resources throughout the site. In the Experimental...each enzyme page, you'll find a link to search Addgene's collection for plasmids containing that enzyme... from the article if they're available through Addgene. So whether you're looking for the exact Cas9 plasmid... or browsing for the latest AsCas12a plasmids, Addgene and CasPEDIA have got you covered!     ...
  5. CRISPR 101: Non-Homologous End Joining

    Type
    Blog Post
    Published
    April 16, 2015, 3:45 p.m.
    ...repair of Cas9-generated breaks is useful if the intent is to make a knockout in your gene of interest, ..., as it is prone to generating indel errors. Indel errors generated in the course of repair by NHEJ are...are typically small (1-10 bp) but extremely heterogeneous. There is consequently about a two-thirds chance...Of some importance, the deletion can be less heterogeneous when constrained by sequence identities in flanking...overhangs is available. Cas9 can also be altered to generate a targeted single strand break; when two such ...  Dale Ramsden is a member of the curriculum in Genetics and Molecular Biology, the Dept. of Biochemistry... Break Diminishes Its Mutagenic Potential. PLoS Genet 5:e1000683 . https://doi.org/10.1371/journal.pgen...
  6. RNA Extraction Without A Kit

    Type
    Blog Post
    Published
    March 24, 2020, 1:15 p.m.
    ...downstream application such as quantitative PCR to assess gene expression. There are several things that researchers...everything, including your skin. Here are some general tips for working with RNA, even if you are using...10.1038/nprot.2006.83 Additional resources on the Addgene blog Read blog posts related to plasmid protocols...for purifying DNA without a kit Resources on Addgene.org Check out our molecular biology protocols Find...
  7. Hot Plasmids and Viral Preps - March 2021

    Type
    Blog Post
    Published
    March 23, 2021, 1:15 p.m.
    ...from Jiazhang Lian’s lab that enables simultaneous gene activation, repression, and editing with a single...studies.    Duong et al., Genetics 2021. https://doi.org/10.1093/genetics/iyab006       The CRISPR ... need. Here's what you'll find in this post: Epigenetic engineering with single-pot assembly Tracking...CRISPR plasmids New items from the viral service Epigenetic engineering with single-pot assembly By Eric ... of plasmids to the repository that will help epigenetic researchers custom design their own engineering...) Golden Gate assembly (backbones available at Addgene) with examples of potential synthetic chromatin...with BFP, sender cells expressing surface BFP generated BFP-labeled receiver cells. What’s more, G-baToN...
  8. CRISPR 101: Cas9 vs. The Other Cas(s)

    Type
    Blog Post
    Published
    Dec. 8, 2022, 2:15 p.m.
    ... useful as a mechanism of transient knockdown of gene expression. This system could be used in lieu of...complementary site in the genome where it will proceed to generate a blunt DNA double strand break. Cas9 has been...Cas12’s primary difference from Cas9 is that it generates staggered breaks, also known as sticky ends. Cas12a...targeting experiments requiring single strand DNA generation, such as homology directed-repair. Cas12a is ... of DNA. This makes it particularly useful in generating transient edits of signaling molecules (RNA) ...If your genome engineering goals expand beyond generating frameshift mutations or single base pair edits...s41586-021-03886-5 Additional resources on the Addgene Blog CRISPR 101: Which Cas9 do I choose for ...
  9. Transferable Skills Guide: Public Speaking

    Type
    Blog Post
    Published
    April 20, 2023, 4 p.m.
    ...You realize, much too late, that you labeled your gene of interest incorrectly on slides 8-16. Your notes...remember related to this paper and/or biology in general until I reached Fig. 6, Panel L, and hope nobody...breath–you got this!  Additional resources on the Addgene blog Transferable Skills Guide: Time Management...
  10. Enhancing CRISPR Targeting Specificity with eSpCas9, SpCas9-HF1, & HypaCas9

    Type
    Blog Post
    Published
    Dec. 16, 2015, 3:30 p.m.
    ...have been modified for genome editing, activating gene expression, visualizing genomic loci, and much more...plasmids from this publication at Addgene. Resources on the Addgene Blog Read about Cas9 Homolog Cpf1...effect on specificity was similar; SpCas9-HF1 generated fewer off-target cuts when compared to WT SpCas9...collaboration with the Joung Lab, they used targeted mutagenesis to create HypaCas9 (SpCas9 N692A/M694A/Q695A/...-HF1. The HypaCas9 plasmids are available from Addgene here! Future possibilities for Cas proteins With...26628643. Find plasmids from this publication at Addgene. 2. Nishimasu, Hiroshi, et al. "Crystal structure...26735016. Find plasmids from this publication at Addgene. 5. Chen, JS, et al. "Enhanced proofreading governs...
  11. Plasmids 101: Protein Expression

    Type
    Blog Post
    Published
    June 7, 2018, 1:17 p.m.
    ...cells)  that allow for continuous expression of genes integrated into the insect cell genome. Both of ...and cell free expression systems. Overall the general strategy for protein expression consists of transfecting...systems Yeast are a great expression system to generate large quantities of recombinant eukaryotic proteins... species due to its use as a model organism in genetics and biochemistry. When using S. cerevisiae, researchers...large-scale, stable production of proteins. In general yeast expression systems are easier and cheaper... use. Alyssa D. Cecchetelli is a Scientist at Addgene. She received her PhD from Northeastern University...proteins in plant root exudates Resources on the Addgene Blog Learn about inducible promoters Learn about...
  12. Plasmids 101: Optimizing Plasmid Yields

    Type
    Blog Post
    Published
    May 26, 2016, 2:30 p.m.
    ...fewer transcripts of their antibiotic resistance genes and can therefore be cultured in media containing...plasmid prepping is a breeze. You get your stab from Addgene, streak for single colonies, sub-culture, and prep...use a different strain. For most applications, Addgene uses and recommends DH5𝝰! This strain consistently...density and plasmid yield as these factors are generally, but not perfectly, correlated. Typical growth...sufficient gas exchange in the overnight culture. Generally, large cultures in flasks may be shaken around... strain instructions from the manufacturer. On Addgene plasmid pages, you may see depositor recommendations...writing of this post. Additional Resources on the Addgene Blog Visit our Plasmids 101 Topic Page Learn How...
  13. Technical Design of a Western Blot

    Type
    Blog Post
    Published
    Aug. 22, 2024, 1:15 p.m.
    ...error than normalizing to so-called housekeeping genes (Aldridge et al., 2008).  Woah! That was a lot of...quantification Normalizing to ubiquitously expressed genes Not as accurate; increased antibody costs; increased...Antibodies Resources on Addgene.org Addgene's Western Blot Protocol Addgene's Western Blot Protocol Video...Looking for a western blot protocol? Check out Addgene's western blot protocol and protocol video!  Antibodies...gel. Handcast gels are significantly cheaper and generate less waste. However, they also add time to an ...in size. However, these systems are expensive, generate plastic waste, and limit the amount of optimization... can only compare samples to a standard curve generated on the same blot. If your protein of interest ...
  14. What’s in Your Tube?: A Quick Guide to Measuring DNA by Spectrophotometry

    Type
    Blog Post
    Published
    July 1, 2025, 1:15 p.m.
    ... preparations on downstream applications. Qiagen Gene Expression Newsletter. Issue 15/10. March 2010. ... Tech Tip (2013).  Additional resources on the Addgene blog Plasmid Preps: Different Purity, Different... Your Plasmid Purification Kit Resources on Addgene.org DNA Quantification Protocol Recovering Plasmid...
  15. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ...to make sense of biology, with a special focus on gene editing techniques. References and resources References... versatile genome manipulation. Nature Reviews Genetics, 24(3), Article 3. https://doi.org/10.1038/s41576...DeepSpCas9, a deep learning–based model with high generalization performance. Science Advances, 5(11), eaax9249...). Chromatin context-dependent regulation and epigenetic manipulation of prime editing. Cell. https://...j.cell.2023.03.034 Resources More resources on the Addgene blog How to Design Your gRNA for CRISPR Genome ...and Flexibility to CRISPR Editing Resources on Addgene.org CRISPR: PRIME Edit Collection The CRISPR Guide...
  16. SciComm: Taking Science to Elementary and Middle Schools

    Type
    Blog Post
    Published
    July 9, 2019, 12:52 p.m.
    ... terms of the vocabulary--DNA, protein, plasmid, gene, etc. Though I talked about CRISPR’s molecular mechanism...quick tips to get things going: If your PTA has a general meeting and a means to request funding for events...7th grade biology teacher. I led up to my job at Addgene, which is likely a career path none of them had...offered engaging examples of how understanding genetics is so timely.” Genome engineering, and many other...guidance and feedback. Additional resources on the Addgene blog Browse our CRISPR blog posts Download our...science communication blog posts Resources on Addgene.org Check out our comprehensive CRISPR guide Find...
  17. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

    Type
    Blog Post
    Published
    July 12, 2021, 1:15 p.m.
    ...Calabrese (activation), from Addgene to better understand which human genes are important for SARS-CoV-...deposited at Addgene. Plasmids deposited from Alejandro Balazs’s lab includes those for generating pseudovirus... deposited the plasmids used for this study at Addgene which include a C-terminal deletion in the spike... Bst polymerase constructs from their assay to Addgene.  Drew Endy’s and Philippa Marrack’s labs also ...investigate how the virus interacts with human cells. Addgene’s mammalian target plasmids express these and other...the COVID-19 pandemic, the Krogan lab at UCSF generated lentiviral vectors expressing SARS-CoV-2 open ...10.1089/crispr.2020.0030 Additional resources on the Addgene blog Learn more about mapping the SARS-CoV-2 -...
  18. Golden Gate Assembly Upgrades: More Fragments, Faster Assembly, and Higher Fidelity

    Type
    Blog Post
    Published
    Oct. 11, 2018, 12:30 p.m.
    ...the expected complete sequence for the lacI/lacZ genes (1), while sequencing of white colonies showed a...PMCID: PMC6061786. Additional resources on the Addgene blog Learn the basics of Golden Gate assembly ...other plasmid cloning techniques Resources on Addgene.org Find basic molecular biology protocols Find ...
  19. Career Insights: Technical Support Specialist

    Type
    Blog Post
    Published
    Nov. 9, 2017, 2 p.m.
    ...in the fields of gene and cellular therapies.     Additional Resources on the Addgene Blog Read What ...Technical Support Calls Resources at Addgene Visit the Addgene Careers Page Check Out Our Career Videos...You will also help troubleshoot products, give general experimental guidance, and resolve complaints about...willingness to help others with their problems, a general positive attitude, and an open-minded personality...will do well in a technical support role. What general characteristics do jobs in technical support have...covered by the lab based team as part of their general job duties. Bigger companies have dedicated technical...post. Klaus Wanisch is an Outreach Scientist at Addgene. These days he's doing a lot of science communication...
  20. Hot Plasmids - November 2023

    Type
    Blog Post
    Published
    Nov. 14, 2023, 3:35 a.m.
    ...delivery of genetic cargo  By Alyssa NeuhausTo improve delivery and reduce off-target effects of gene therapy...system to improve on-target delivery of genetic cargo Optogenetic proximity labeling and TransitID Tracking...continuous evolution and protein engineering to generate seven new prime editors, PE6a–g, that overcome...10.1038/s41467-023-40788-8. PMID 37612276.   Optogenetic proximity labeling and TransitID By Mike Lacy...transcriptional history of a cell. Lin et al. generated a fusion protein called iPAK4 that assembles into...43R] has been one of the hottest antibodies in Addgene’s collection since we began distribution and has...[K28/43R] under the Application section of the Addgene antibody page, and learn more about the whole-brain...
Showing: 541 - 560 of 939 results