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Showing: 621 - 640 of 852 results
  1. Viral Vectors 101: Virus Safety

    Type
    Blog Post
    Published
    June 22, 2023, 1:15 p.m.
    ...replicate and continue the infection cycle once inside the host. While the virus can still enter (and ...into the host’s genome. However, some adenovirus strains are known to cause respiratory diseases in humans...your centrifugation speed, to cover the centrifuge bins. These have to be added and removed in a biosafety...
  2. Lab Automation at Addgene

    Type
    Blog Post
    Published
    March 22, 2018, 1:28 p.m.
    ...go over caps and push them into micronic tubes instead of pushing them in one by one. It seems very simplistic...Addgene would love to move forward and automate. For instance, vial labeling would be much easier with a Tube...which air brushes the information onto the vials instead of requiring us to put a label on each tube by ...
  3. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    Published
    Nov. 19, 2015, 3:30 p.m.
    ...remodeling. Chromatin is a complex of DNA and histone proteins that compacts cellular DNA into chromosomes and.... 3. Kaati, Gunnar, Lars O. Bygren, and Soren Edvinsson. "Cardiovascular and diabetes mortality determined...Experiments Post Read Other Blog Posts about Fluorescent Proteins  ...
  4. 7 Simple Strategies to Resolve Conflicts with Difficult Supervisors

    Type
    Blog Post
    Published
    Jan. 21, 2015, 1:30 p.m.
    ... 5) Listen to your supervisor’s viewpoint and brainstorm about mutually beneficial solutions Your supervisor...Look at the problem from their viewpoint, and brainstorm about solutions that will meet both of your needs...important issues in person or over the telephone instead of email. As you cannot see a person’s body language...
  5. PCR Applications for Copy Number Variation Assays

    Type
    Blog Post
    Published
    April 26, 2022, 1:15 p.m.
    ...price point, which should be carefully balanced against the limitations of the assay.      Fig....immersion technique, courtesy of CAR15.) Each droplet contains a primer and probe set for both the gene of interest...only ddPCR provides absolute quantitative data, instead of relative quantification.  Even though no one...
  6. The AAVantages of AAV in CRISPR Screens

    Type
    Blog Post
    Published
    Feb. 4, 2025, 2:15 p.m.
    ...AAV does not integrate into the host genome. AAV instead relies mainly on episomal expression. Episomes ... Even more creative options involve generating strains of mice that stably express Cas effectors in specific...doi.org/10.1038/s41596-022-00700-y Hanlon, K. S., Kleinstiver, B. P., Garcia, S. P., Zaborowski, M. P., Volak...
  7. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ...precise modifications of DNA (replacements, small insertions, and deletions) without introducing DNA double-strand...screens such as PRIDICT/PRIDICT2.0 provide valuable insights into pegRNA editing efficiencies for specific ...Parts, L. (2023). Prediction of prime editing insertion efficiencies using sequence features and DNA repair...
  8. Light Sheet Fluorescence Microscopy

    Type
    Blog Post
    Published
    July 16, 2015, 2:30 p.m.
    ...cochlea in 3D. The basic configuration of the instrument used in this reconstruction lay the foundation...cleared whole-mount specimens, such as whole mouse brains expressing green fluorescent protein (GFP) (6)....solvent cleared organs) method of imaging rodent brains and spinal cords by combining Ultramicroscopy with...
  9. Great Results Start with Great Standard Curves

    Type
    Blog Post
    Published
    Aug. 15, 2024, 1:15 p.m.
    ...concentration of a serially diluted standard is plotted against its OD560 measurements and the trendline y = 0.6561x...the minimum and maximum detection limits of the instrument being used to measure the response. The dynamic... to set yourself up for success!  Study the instruments and specific assays you will be using ahead of...
  10. CRISPR 101: RNA Editing with Cas13

    Type
    Blog Post
    Published
    July 31, 2020, 12:30 p.m.
    ... Cas13 enzymes do not contain the RuvC and HNH domains responsible for DNA cleavage, so they cannot directly...functional A->G change. They fused ADAR deaminase domains (ADARDD) to dPspCas13b, but observed low RNA editing...perform C-to-U edits, the authors note that it retains its adenine deaminase ability. The authors then...
  11. Lentiviral Vector Uses and Overview

    Type
    Blog Post
    Published
    May 19, 2016, 2:30 p.m.
    ...that couldn’t package itself due to a few missing proteins. The envelope plasmid contained a viral envelope...lentiviral vector containing an antisense sequence against the HIV-1 envelope. As of 2013, 65 patients had...Lentiviral vectors in cancer immunotherapy. Oldham RA, Berinstein EM, Medin JA. Immunotherapy. 2015;7(3):271-84...
  12. SciComm: Taking Science to Elementary and Middle Schools

    Type
    Blog Post
    Published
    July 9, 2019, 12:52 p.m.
    ...Our Parent Teacher Association (PTA) has been instrumental in supplementing that curriculum. It’s through...little intimidating. Too simplistic and I would insult the students. Too complicated and I would quickly... Eric J. Perkins...
  13. AAVs CREATed for Gene Delivery to the CNS and PNS

    Type
    Blog Post
    Published
    Sept. 28, 2017, 2:01 p.m.
    ...is introduced into the cap plasmid library by inserting short DNA sequences that contain all possible ...to 2-fold higher GFP intensity compared to the strains they were derived from. They also transduced a ...A cocktail of three AAV vectors expressing RGB proteins under the control of an inducer, i.e. tet-off ...
  14. Plasmids 101: Secondary Nanobody Toolbox

    Type
    Blog Post
    Published
    Feb. 27, 2018, 2:04 p.m.
    ...be better suited for the job. As single domain proteins, they can be expressed in bacteria, making nanobodies...primary antibodies from different IgG subclasses. Instead, you can pre-incubate individual primary antibodies...Learn more about protein tags Read about E. coli strains for protein expression Additional Resources on...
  15. Droplet Digital PCR for AAV Quantitation

    Type
    Blog Post
    Published
    Jan. 16, 2020, 2:18 p.m.
    ...using water-oil emulsion technology. Each droplet contains the ingredients for amplification of the target...experiment. The process to titrate AAV by ddPCR begins with diluting the virus. It is important to note...containing approximately 20,000 droplets. Each droplet contains the material required for a mini amplification...
  16. A Career in Grants: How To Become a Grant Professional

    Type
    Blog Post
    Published
    Aug. 20, 2015, 2:30 p.m.
    ...credential from the Grant Professional Certification Institute (GPCI). GPCI evaluates a candidate's expertise...through the Grant Professionals Certification Institute, an Approved Trainer by the Grant Professionals... Social Media Strategist through the National Institute of Social Media. Follow Jo on Twitter @JM_Grants...
  17. Bioinformatics at Addgene

    Type
    Blog Post
    Published
    July 14, 2022, 1:15 p.m.
    ...well-supported, so we could focus on our development instead of building the entire ecosystem Proven performance...throughput necessary to keep up with our sequencing instrument (hundreds of plasmids each week!), we already...process. Similar to our first attempt, we manually inspected the output with a print statement at the end of...
  18. Getting the Most from Your Lentiviral Transduction

    Type
    Blog Post
    Published
    April 7, 2016, 2:30 p.m.
    ...love you back A successful lentiviral infection begins with your cells, both your packaging cells and ...However, viruses pseudotyped with other envelope proteins may have a limited number of targets and therefore...Finkelshtein, D., Werman, A., Novick, D., Barak, S., Rubinstein, M. “LDL receptor and its family members serve...
  19. Bacterial Toxin-antitoxin Systems as Molecular Biology Tools

    Type
    Blog Post
    Published
    Nov. 1, 2018, 12:35 p.m.
    ...Members of the bacterial world produce an assortment toxins to claim territory or kill competing microorganisms...an efficient cloning tool. The plasmid pKSCTMF contains the mazF gene and a gene for Zeocin resistance... James Kaper used the hok/sok system to create strains that can stably express antigens in sufficient ...
  20. Antibodies 101: The Four ELISAs and When to Use Them

    Type
    Blog Post
    Published
    July 25, 2024, 1:15 p.m.
    ... have since adapted it for a host of different proteins and small molecules from a variety of sample types...antibodies and thus are not suitable for low abundance proteins. Because the method uses a single antibody, it... and a series of wash steps removes non-target proteins and molecules from the assay. The user then adds...
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