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Showing: 581 - 600 of 866 results
  1. Plasmids 101: Walkthrough of Addgene’s Snapgene-Powered Quality Control Process

    Type
    Blog Post
    Published
    Feb. 1, 2018, 3:07 p.m.
    ...sequences To design experiments for further plasmid verification Identifying plasmid features While our quality...promoters, selectable markers, tags, origins of replication, and fluorescent proteins that are already included...reference sequences. Using Snapgene for additional verification experiments: Primer and restriction digest design...repetitive regions. These regions require additional verification experiments that can be partially designed using... plasmid verification...
  2. The Blue Flame Award: Celebrating Addgene's Most Requested Depositors

    Type
    Blog Post
    Published
    Nov. 14, 2016, 3:30 p.m.
    ...re proud to honor the creativity, passion, and dedication to sharing epitomized by the creators of these...plasmids through our repository since we know biological resource centers, including Addgene, positively...level system on our website:   A yellow flame indicates that a plasmid has been requested 20+ times   ...Since we so sincerely appreciate our depositor’s dedication to scientific sharing, we wanted to celebrate.... “Addgene has made it possible to eliminate geographical restrictions in life science research." Claim...
  3. Using Ultrasound to Image Bacteria in vivo: Acoustic Reporter Genes

    Type
    Blog Post
    Published
    June 19, 2018, 1:38 p.m.
    ...demonstrate the most exciting application for ARG’s: in vivo imaging. Specifically, arg1 expressing E. coli... interpret signals from these reporters. Lack anatomical context/spatial localization: In vivo imaging...intestinal tract and has been used for 100 years to clinically treat enteric infection and inflammatory bowel...abdomen. arg1 signal, however, can be overlaid onto anatomical ultrasound imaging to show where the bacteria...
  4. Hot Plasmids and Viral Preps - July 2021

    Type
    Blog Post
    Published
    July 27, 2021, 1:15 p.m.
    ...be used to generate organoid cultures with a modification of interest. While the authors optimized the...mechanisms related to morphogenesis, cell fate specification, and human disease.     Sun, et al. bioRxiv...fluorescent biosensor based on the parasitic Striga hermonthica SL receptor HTL7. This novel type of biosensors...could be used in high throughput screening for agrochemical compounds that have the potential to regulate...parasitization of cereal crops. As a result, agricultural applications of these novel biosensors could have a major...
  5. Understanding GPCR Signaling Using TRUPATH

    Type
    Blog Post
    Published
    Dec. 14, 2020, 2:15 p.m.
    ...protein transducers and that the potency and efficacy is typically non-uniform across the transducerome for...TRUPATH collection allows researchers to measure the physical association of combinations of different Gα, Gβ...well known and, as a result, a target of many pharmaceutical drugs, there is still only a partial understanding...Kadowaki S, Haga T, Takaesu H, Mitaku S (2002) Identification of G protein-coupled receptor genes from the...
  6. Addgene @ Keystone: Thoughts on Precision Genome Engineering and Synbio

    Type
    Blog Post
    Published
    Jan. 15, 2015, 1:50 p.m.
    ...All Addgene depositors! Addgene was mentioned specifically in Dr. Zhang's introduction. His willingness...Cas9 that is improving the nuclease specificity dramatically and reducing off-target effects. Other young...scientists discussed new CRISPR delivery systems, modifications to the RNA components, and challenging target...discussed some of the many challenges of creating biological circuits, and I can only say this science is ... deposited and distributed – have changed so dramatically in the past 4 years. I kept busy for the whole...
  7. Antibodies 101: Chimeric Antibodies

    Type
    Blog Post
    Published
    April 25, 2023, 1:15 p.m.
    ...while constant regions are identical for antibodies within certain classification groups called isotypes....published, knockout validated, and work in your application. But…they are the same isotype and therefore ...antibodies are plasmid-based and are created synthetically or derived from hybridoma antibody sequences...antibodies affects binding properties. In Journal of Biological Chemistry (Vol. 269, Issue 17, pp. 13048–13055...
  8. Celebrate Open Data Day with Addgene’s AAV Data Hub!

    Type
    Blog Post
    Published
    March 5, 2020, 2:15 p.m.
    ...AAV viral preps to easily find and share useful technical data. These data focus on experimental design ...these tools, which aren’t always easy to find in publications, so this is a much-needed community resource...resource of over 100 entries is driven by the dedicated community of data-contributing researchers who...exactly which strain you used so if they wish to replicate your experiment, they know exactly where to get... we’d like to give a shoutout to all of those dedicated scientists who have contributed to the AAV Data...
  9. RUBY-Red Siliques

    Type
    Blog Post
    Published
    March 1, 2022, 2:15 p.m.
    ...culture), which is great for a wide variety of applications. But some techniques require you to select against...antibiotic. Successful editing of transformants then typically occurs in T0 plants (from callus) or T1 plants...cacti and beets. Betanin belongs to a different chemical family than the red/purple plant pigments found...these mutant plants. Using RUBY to simplify the identification of these mutants will speed up my work and ...student studying plant development and cell-cell communication in the Nimchuk Lab in the Biology Department...
  10. Antibodies 101: Epitope Availability

    Type
    Blog Post
    Published
    Jan. 11, 2022, 2 p.m.
    ...antibodies in your lab. Perhaps you’re even in that mythical place where antibodies are well-organized, documented... sample prep. This involves using heat and/or chemicals to break some of the bonds keeping the protein...epitope (right). Created withBioRender.com.   Biological Processes  If you’re feeling relieved that you...the available epitopes could be affected by, or critical to, the assay.   Next, look for antibodies that... also working for a Western because they both typically use denatured protein samples. If, however, you...
  11. Comparing Cas9 to NgAgo: Can the Argonautes Best CRISPR?

    Type
    Blog Post
    Published
    June 9, 2016, 2:30 p.m.
    ...template is supplied. Find Plasmids from the NgAgo Publication at Addgene Cas9 and NgAgo head to head NgAgo ...differences in cleavage efficiency. If this finding is replicated in larger studies, it will represent a key advantage...site specified by the gDNA. Depending on your application, this could be favorable or unfavorable. In a...PubMed PMID: 27136078. Find plasmids from this publication at Addgene. 2. Swarts, Daan C., et al.  “DNA-... PMCID: PMC4697943. Find plasmids from this publication at Addgene. 3. Swarts, Daan C., et al. “Argonaute...
  12. Plasmid Cloning by PCR

    Type
    Blog Post
    Published
    March 29, 2016, 2:30 p.m.
    ...analyzing the gene’s function. The process is shown graphically in the following figure, in which we add EcoRI...amplify and design primers that will bind to and replicate it. The following image shows the ends of the ...need to use the reverse complement to get PCR amplification. We can start similarly, taking the final 18...reaction using a kit, such as the QIAquick PCR Purification Kit. The PCR product is now ready for restriction...your final plasmid by sanger sequencing. DNA replication by PCR has error rates that range from roughly...
  13. Rewiring Metabolic Circuitry with CRISPR RNA Scaffolds [Video]

    Type
    Blog Post
    Published
    April 7, 2015, 4:21 p.m.
    ... The conventional approach has typically been to either systematically delete/overexpress endogenous genes... interference (CRISPRi) model consists of a catalytically dead Cas9 protein (dCas9) that lacks endonuclease...Western Ontario studying plant-based recombinant pharmaceuticals. Follow him on Twitter @AdamChinFatt     References...library of characterized aptamers and supporting publication: http://www.freebase.com/base/aptamer Cruz-...
  14. The Importance of High Titer for AAV Transductions

    Type
    Blog Post
    Published
    March 1, 2018, 2:11 p.m.
    ...particle to infect a cell, it has to come into physical contact with that cell. Since there is a limited... by an anterograde AAV was shown to drop off drastically with lower titers. As you can see in figure 2...AAV-mediated gene expression in a target cell. Practical considerations If you have high quality AAV, you...Integration. Molecular therapy : the journal of the American Society of Gene Therapy. 2008;16(7):1189-1199.... Protocols for Work with Virus Watch Our AAV Purification Video ...
  15. Early Career Researcher Toolbox: Free Tools for Science Writing

    Type
    Blog Post
    Published
    April 28, 2021, 1:15 p.m.
    ... Writing schedule tools How to write a lot: A practical guide by Paula J. Silvia  This book has tips for...app lets you track habits, like writing. It’s basically the equivalent of crossing off days on the calendar...suggestions Hemmngway makes (it wasn’t designed for technical writing), it’s great at flagging passive voice...jargon, this tool can help you avoid overusing technical terms when writing for a general audience. The...goal of the phrase, such as being cautious, being critical, or defining terms. The phrases in Phrasebank ...
  16. Revamp Your Lab Meetings With Creative Virtual Collaboration

    Type
    Blog Post
    Published
    Feb. 9, 2021, 2:15 p.m.
    ...Collaboration and creativity are pivotal in writing publications/grants too. As described by several works (Wuchty...backgrounds.” This work outlines the need for clear communication, fair credit through authorship, and acceptance...remotely. The authors stress the fact that “miscommunication, a lack of leadership, and inappropriate tools...approaches can lead to frustration, delay of publication, or even the termination of a project.” Take ...setting. Check out the blog post “Fostering Communication in Remote Collaborations” to get more ideas....
  17. FlipGFP, a novel fluorescence protease reporter to study apoptosis

    Type
    Blog Post
    Published
    May 21, 2019, 12:10 p.m.
    ...imaging apoptosis in animals." Journal of the American Chemical Society (2019). PubMed PMID: 30821975. Additional...cell death" plays a pivotal role in an array of biological processes including development, the immune system...study apoptosis in vivo, scientists have used genetically encoded fluorescent executioner caspase reporters... reporter for imaging apoptosis in vivo." Cell chemical biology 23.7 (2016): 875-882. PubMed PMID: 27447051...
  18. Advice for Scientists Starting a Lab

    Type
    Blog Post
    Published
    April 29, 2014, 1:43 p.m.
    ... Connie Cepko (Harvard Medical School) , and Dr. George Church (Harvard Medical School) for taking the...environment for research is totally dependent on communication amongst the team so getting everyone talking...your department, and online. The Howard Hughes Medical Institute (HHMI) offers some great resources for...Scientists, including their "Making the Right Moves: A Practical Guide to Scientifıc Management for Postdocs and...
  19. Early Career Researcher Toolbox: Social Media for Scientists

    Type
    Blog Post
    Published
    Dec. 11, 2018, 12:46 p.m.
    ...remotely as an Addgene Science Communication Intern. Developing science communication skills, while also learning...panel about “Social Media for Science Communication” at the American Society for Cell Biology (ASCB) 2018...Twitter Learn about using Reddit for science communication ...
  20. Addgene’s Viral Service - Why Virus? Why Now?

    Type
    Blog Post
    Published
    March 23, 2017, 2:30 p.m.
    ...North Carolina, Connie Cepko’s lab from Harvard Medical School, and Jonathan Ting’s lab from the Allen ...directions. I would like to thank them for their time, dedication, advice and encouragement. Why virus? Why did...educational materials, and provides viral vector technical service (details about virus production protocols...word out about this new resource and providing fantastically useful educational content on viral vectors....the impression that it took a lot of work and dedication to do this well ... because it did. So finally...
Showing: 581 - 600 of 866 results