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Showing: 451 - 460 of 1074 results
  1. Reproducibility for Everyone: Lessons from an Open Science Collaboration

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    Blog Post
    ...already run several reproducibility workshops as Director of Scientific Outreach at Code Ocean and through...well received, and then when the team started brainstorming ideas for the next workshop, they realized that...workshop at the conference, but because each contributor made the materials accessible, anyone could present...and were presented at the ASPB meeting by the collaborators who could participate. Despite the group not...visibility of these materials, Sonali Roy, a postdoctoral researcher at the Noble Research Institute, ... Schwessinger for helpful conversations on the history of the group, lessons learned, and to Sonali Roy...
  2. Gendered Innovations: Why Does Sex of the Cell Matter?

    Type
    Blog Post
    ...there are many factors that interact with sex, and it’s important to analyze these factors during an experiment...blogger Londa Schiebinger, PhD, Hinds Professor of History of Science, Stanford University. Sex and gender...experiment. In the case of stem cells, these factors may include cell type, the disease being treated, ...other hormonal, immunological, and environmental factors. How to include sex in experimental design Recognizing...variable in all NIH-funded research. Janine Clayton, Director of the Office of Research on Women’s Health, emphasizes...
  3. Addgene's Tips for Plasmid Quality Control

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    Blog Post
    ...ITRs), hairpins, or strong terminators. Detailed instructions on other factors to consider when designing...community. This is no small task, however, at a repository that consistently receives around 200 new DNA...are sequencing from the exact same stock that we store and distribute from. Of course, your culture should...overnight cultures for glycerol stock production and storage, we grow a little extra and transfer 100 µl of ...Pages Get Plasmid Backbone Information from Our Vector Database  ...
  4. Quickest Way to Deposit Plasmids: The Deposit Spreadsheet

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    Blog Post
    ...biosensor affinity for calcium.”  Primary Vector Type The vector type should describe how your plasmid ...indicate type in “Vector Type Other” column. For example, you may enter “donor template vector”. Cloning...plasmids containing the ccdB gene, such as Gateway vectors, choose the ccdB Survival strain. For plasmids ...Distribute pending QC. The name of the Principal Investigator and Organization where your plasmids were first...
  5. Overcoming the Challenges of Lentiviral Production

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    Blog Post
    ... While lentiviral vectors are popular gene delivery tools, producing lentivirus, can pose certain challenges...systems such that it no longer requires the viral transactivator, Tat. For more information on the different...of concentration method depends of a variety of factors such as resources available, cost and downstream...determination of the packaging limit of lentiviral vectors. Hum Gene Ther. 2001 Oct 10;12(15):1893-905. PubMed...Tips for titering your lentivirus Visit the viral vector featured topic page Resources on Addgene.org ...Guide Find lentivirus plasmids Browse all viral vectors ...
  6. Plasmids 101: In-house NGS Plasmid Quality Control Now at Addgene

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    Blog Post
    ...ask the depositing laboratory to review the discrepancies. If the depositing laboratory confirms that these...reference sequence or a sequence provided by the depositor. Depositing labs often provide insert sequences... actin promoter, and rabbit beta-globin splice acceptor, contains sequence that is over 80% GC. Some IRES...information about our sequencing results in the Depositor Comments section at the bottom of the plasmid ...hope to make available as part of our OpenBio Repository sometime soon. Stay posted!     References ...
  7. Hot Plasmids and Viral Preps - January 2021

    Type
    Blog Post
    ...engineered prime editors to expand their PAM flexibility. Find the engineered prime editors here A lentiviral...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...pubmed.ncbi.nlm.nih.gov/24390935/ Hypercompact genome editor CRISPR-Casɸ By Melina Fan The Doudna Lab adds to...discovery of CRISPR-Casɸ, a hypercompact genome editor from the Biggiephage clade of huge phages. In this... Scientists looking for more compact genome editors due to delivery constraints and scientists seeking...
  8. CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems

    Type
    Blog Post
    ...Acr) proteins are phage-derived small protein inhibitors of CRISPR-Cas systems that help phages evade ...the best time to shut off Cas activity? Using inhibitor timing experiments, the Doudna lab found that ...also be used to reduce off-target edits of base editors, which convert a nucleotide base pair to another... means they can be delivered in vivo using AAV vectors. Having a way to shut off CRISPR-Cas systems prevents...Maxwell KL, Doudna JA (2017) A Broad-Spectrum Inhibitor of CRISPR-Cas9. Cell 170:1224-1233.e15 . https...Papayannopoulou T, Lieber A (2018) HDAd5/35++ Adenovirus Vector Expressing Anti-CRISPR Peptides Decreases CRISPR...
  9. Engaging with science and society at pgEd

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    Blog Post
    ...This guest post was contributed by Johnny Kung, Director of New Initiatives for the Personal Genetics Education...dialogue between scientists and communities. As the director of new initiatives at pgEd, I take on a variety...education and government; advising writers and directors in Hollywood; and working directly with community...sticky ethical dilemmas to dark episodes in the history of eugenics and research misconduct. Past ethical... in genetics research, their applications and regulatory policies; keeping tabs on the conversation about...implications of their work. Johnny Kung is the Director of New Initiatives for the Personal Genetics Education...
  10. xCas9: Engineering a CRISPR Variant with PAM Flexibility

    Type
    Blog Post
    ...-3.13. To test xCas9 3.0-3.13, Hu et al. first restored catalytic residues D10 and H840. To ensure that...editing Hu et al. also engineered transcriptional activators using the xCas9 scaffold. With an NGG PAM, xCas9..., confirming the flexibility of xCas9 3.7. Base editor variants with xCas9 are similarly flexible. Like...xCas9 3.7 fused to third generation cytidine base editor architecture (BE3) slightly improves NGG PAM editing...a smaller increase in NGA editing. Adenine base editor xCas9 3.7-ABE also follows the same pattern, with...Plasmids for Mammalian Systems Learn about CRISPR History ...
Showing: 451 - 460 of 1074 results