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Addgene
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  1. Addgene’s Viral Service - Why Virus? Why Now?

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    Blog Post
    ...North Carolina, Connie Cepko’s lab from Harvard Medical School, and Jonathan Ting’s lab from the Allen ...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....
  2. Plasmids 101: Methylation and Restriction Enzymes

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    Blog Post
    ...restriction endonucleases. A given prokaryote typically has genes encoding one or a few restriction modification...Well, even though Dam methylation sites are not specifically associated with any restriction modification... These specialized E. coli strains have been specifically engineered to be Dam and Dcm methylase-deficient...
  3. The Breast Cancer Microenvironment: A Tumor’s Backstage Team

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    Blog Post
    ...reprograming influence tumors development? Being pathological active regions, microenvironments shape a tumor...interested in science journalism and writing about biomedical issues. Follow her on Twitter @BrbaraPinho6. ...expression predicts early tumor recurrence and poor clinical outcome in human breast cancers." The American...
  4. Human Germline Editing Using CRISPR

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    Blog Post
    ... rate would need to be much, much lower before clinical applications could be considered. It is important... efficiency and applicability. Given moral and ethical concerns surrounding such research, it is crucial... experiments are needed before we can consider clinical applications for germline editing. Although this...
  5. Plasmids 101: CcdB - The Toxic Key to Efficient Cloning

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    Blog Post
    ...developed cloning vectors to harness it. These vectors, called pKIL18 and pKIL19, contained the ccdB gene in frame...ccdB and therefore would die. This procedure dramatically reduces the number of clones that do not contain...and ccdB Survival strains have been developed specifically with ccdB-containing vectors in mind, any plasmid...
  6. Writing Scientific Manuscripts: Literature Searching, Reading, & Organizing

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    Blog Post
    ... year, narrow by article type (review, patent, clinical study, research article etc). There are also numerous...conclusions. In any case, the reader should give a critical eye to all results in the relation to how they... biochemistry instructor in the Department of Biological Sciences at Louisiana State University. She is...
  7. Lab Automation at Addgene

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    Blog Post
    ...bacteria through the mail due to laws concerning genetically modified organisms. Since Addgene is very proud...individually. Enter the BIOROBOT! This robot is called the Qiagen BIOROBOT Universal Platform and it suits... for a mini prep, except it does it on a larger scale. Using the BIOROBOT Universal Platform is ideal ...
  8. Meet an Addgenie: Insights into Grad School, Career Paths, and More

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    Blog Post
    ...Addgene’s Lab Manager, was taking classes at her local community college when she took her first job at... and hoping to pursue. The choice to not go to medical school was devastating. At the same time, she has...circumstance. She was working as a research and technical assistant, when her life changed––she had a daughter...
  9. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

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    Blog Post
    ...., 2021). Another version of the spike protein, called HexoPro, was developed by Jason McLellan’s lab....genome-wide CRISPR libraries, Brunello (knock out) and Calabrese (activation), from Addgene to better understand...bidirectional CRISPR screens identify mucins as critical host factors modulating SARS-CoV-2 infection. ...
  10. CRISPR Activators: A Comparison Between dCas9-VP64, SAM, SunTag, VPR, and More!

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    Blog Post
    ... to be re-engineered for each gene, making wide-scale gene activation seem next to impossible. The development...methods greatly improved CRISPRa, expanding its practicality and popularity in research (Tanenbaum et al....JS, Nishimasu H, Nureki O, Zhang F (2014) Genome-scale transcriptional activation by an engineered CRISPR-Cas9...
  11. 6 Tips for Grant Writing

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    Blog Post
    ...unintelligible to a lay audience. My lay paragraph typically includes a couple of sentences of introduction... rejected on some occasions. Strategize, choose calls that suit your career stage / research area, and...peers and collaborators can also help you get some critical insight into what you're doing wrong. All this...
  12. Reaching out to China: Canton Nucleic Acids Forum (CNAF) 2015

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    Blog Post
    ...remarkable progress on establishing a system for the chemical replication of RNA in the absence of evolved enzymatic... about using CRISPR/cas to address the growing clinical problem of antibiotic resistant bacteria. See ... and Sun Yat-sen University presented two new technical developments. Using the Tet-on system, his lab...
  13. xCas9: Engineering a CRISPR Variant with PAM Flexibility

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    Blog Post
    ...edits or knock-ins. Editing efficiency decreases drastically once your cut site is more than 10 bp away from... mutagenesis plasmid (MP6) permits quick, large-scale mutation of the gene of interest. They created a... a selection phage (SP) to carry catalytically dead SpCas9 (dCas9) fused to the bacterial polymerase subunit...
  14. Multiplexed Capture of Promoter-enhancer 3D Chromatin Structures Using CRISPR

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    Blog Post
    ...but close together in terms of where they are physically located. DNA is then sheared into pieces small...on-target enrichment. 2. Determining the spatial and hierarchical organization of chromatin interaction networks...CAPTURE 2.0 is the construction of spatial and hierarchical chromatin interaction networks. Think of these...
  15. CrispyCrunch: High-throughput Design and Analysis of CRISPR+HDR Experiments

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    Blog Post
    ...sequencing primers for quality control. At such a scale, automation is crucial, both for speeding things...to the same principles listed here. It employs biological best practices. For example, it ranks guides ...published on how to do it best. Scientists are typically advised to mutate the PAM to which the guide binds...
  16. Plasmids 101: Multicistronic Vectors

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    Blog Post
    ...bicistronic vectors take advantage of an element called an Internal Ribosome Entry Site (IRES) to allow...use the 2A peptides instead of an IRES when stoichiometrically equivalent levels of expression are required...journal.pone.0018556. Epub 2011 Apr 29.) PubMed. 5. Scalable signaling mediated by T cell antigen receptor-...
  17. An Introduction to Adenovirus

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    Blog Post
    ...culprit for these unusual cases was either 1) a physiological effect of SARS-CoV-2 toward destabilizing one...Adenovirus (and/or to its partner, AAV) or 2) a sociological effect of the COVID-19 lockdowns causing a lack...Adenoviruses: General Features. In Reference Module in Biomedical Sciences. Elsevier. https://doi.org/10.1016/B978...
  18. DNA Purification Without a Kit

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    Blog Post
    ...methods avoid many of the drawbacks of kits and typically follow the same principles: cells are lysed, RNAs...method described in Kim and Morrison is nearly identical to that of commercially available kits but instead...B., & Gillespie, D.A. (1979). Preparative and analytical purification of DNA from agarose. Proceedings...
  19. Simplify Cloning with in vivo Assembly

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    Blog Post
    ...-55 °C for the homologous region (calculated using Oligo Calculator). Insertions - To insert short sequences...parental DNA (37 °C for 15 mins). This enzyme specifically cuts methylated DNA, so it will selectively ...
  20. CRISPR 101: Ribonucleoprotein (RNP) Delivery

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    Blog Post
    ...Liang et al. 2017).  PEG-mediated methods, while technically less difficult to perform, often show low efficiency...ribonucleoprotein electroporation of zygotes." Journal of Biological Chemistry (2016): jbc-M116. PubMed PMID: 27151215...Cell-Type-Specific Gene Editing." Journal of the American Chemical Society 140.21 (2018): 6596-6603. PubMed PMID:...
Showing: 701 - 720 of 1008 results