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We narrowed to 1,006 results for: CAL

Showing: 721 - 740 of 1006 results
  1. 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...
  2. 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...
  3. 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. ...
  4. 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 ...
  5. 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...
  6. 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...
  7. 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...
  8. 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...
  9. 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...
  10. 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-...
  11. 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...
  12. 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...
  13. 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 ...
  14. 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:...
  15. CRISPR 101: Making a Knock-In Cell Line

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    Blog Post
    ...not the case for knock-ins. Knock-in mutations typically require an exact DNA sequence to be incorporated...know that HR is often mutated in cancer cells, specifically in breast and ovarian lines commonly used in...common editing pathway for DNA repair. To tilt the scales in your favor for an HDR edit, you can try one ...
  16. The Importance of a Fun Workplace: Company Culture at Addgene

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    Blog Post
    ... familial aspect of Addgene. As our size has drastically increased, it would have been a tight squeeze...event! Addgene company culture At Addgene we organically developed the philosophy of  “work hard, play...department) right in your breakroom. 5. Throw some physical activity into the mix It’s easy to sit around ...
  17. Negotiating Work and Life: How to Find the Joy

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    Blog Post
    ...community to help Involve family. If you don’t have local family to help, create “fake” family by forming ...help you do your job better. #8 Thou shalt enthusiastically foster independence Your partner can make ... fold their laundry, take public transportation, call a cab and remember their own school assignments,...
  18. Overcoming the AAV Size Limitation for CRISPR Delivery

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    Blog Post
    ...SpCas9 and SaCas9, Zhang’s group used an approach called BLESS (direct in situ breaks labeling, enrichment...post-injection. Livers from these mice were histologically normal and liver injury markers were not increased...enough to deliver with AAV. This system fuses catalytically dead dCas13b to the catalytic domain of RNA ...
  19. The PAM Requirement and Expanding CRISPR Beyond SpCas9

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    Blog Post
    ... D1135E variant is far more selective for the canonical S. pyogenes PAM sequence NGG compared to wild-...novel CRISPR proteins has and will continue to dramatically increase the number of CRISPR applications. ...Wolfe SA, Sontheimer EJ (2018) NmeCas9 is an intrinsically high-fidelity genome-editing platform. Genome...
  20. Four Base Editing Reporters to Monitor and Enrich Editing in Real-time

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    Blog Post
    ...are subject to excision and ssDNA cleavage by canonical base excision repair enzymes. At the same time...targeted by a cytidine deaminase base DNA editor. Specifically the BFP mutant (BFPH66) contains a histidine...markers, and other enzymes such as Cre-recombinase drastically expanding the base-editing reporter toolbox. ...
Showing: 721 - 740 of 1006 results