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We narrowed to 621 results for: cat.1

Showing: 71 - 80 of 621 results
  1. 5 Uncommon Ways to Gain Career Skills During an Uncommon Time

    Type
    Blog Post
    Published
    Oct. 20, 2020, 1:15 p.m.
    ...need a job. Start now. Informational interviews are 1:1 discussions with someone who has interesting experiences...conversation builds a relationship for the future and the 1:1 format is good for everyone including those that ...out-of-the-box ideas that might jump start your learning. 1. Create a peer mentoring group We don’t all get the...be a time when you need to speak publicly to communicate your work. One of my 10 tips for giving a great...; Graduate Student Funding Opportunities Open Education Database: 100 Places to Find Funding For Your ...
  2. A Primer on Optogenetics: Introduction and Opsin Delivery

    Type
    Blog Post
    Published
    Sept. 10, 2015, 2:30 p.m.
    ...Jacqueline N Crawley  [et al]. 2012;Chapter 1:Unit 1 20 1-18. doi: 10.1002/0471142301.ns0120s59. PMID:...mutually exclusive) commonly used in optogenetics: 1) electrophysiology and 2) behavioral experiments. ...can be broken down broadly into three main steps: 1) Selection and expression of your opsin of choice ...reviews for a discussion of the different variants [1, 2, 4]. And, of course, the best way to learn about...monitor expression at various time points (e.g. every 1-2 weeks over 8 weeks) in order to determine the optimal...follow him on Twitter @derekpsimonphd.    References 1. Tye KM, Deisseroth K. Optogenetic investigation of..., Jacqueline N Crawley  [et al]. 2013;4(435):4 35 1-4  20. doi: 10.1002/0471142301.ns0435s65. PMID: 25429312...
  3. REPLACR Mutagenesis: Replacing In Vitro Recombination Methods

    Type
    Blog Post
    Published
    Feb. 10, 2016, 3:30 p.m.
    ...deletions, point mutations PCR Reactions 1 1 1 per fragment 1 per fragment In vitro Assembly No No Yes...methods for site directed mutagenesis   References 1. Trehan, Ashutosh, et al. (2016). “REPLACR-mutagenesis... the steps of gel purification and in vitro recombination. Across all modifications described in Trehan...mutations, large deletions/insertions require complicated, often costly in vitro assembly methods. A new...recombination machinery, which facilitates easy genetic modification by homologous recombination. In most recombineering...
  4. Controlling for Off-target Effects with a New Genome-wide CRISPR Screen Design

    Type
    Blog Post
    Published
    Sept. 13, 2018, 1:55 p.m.
    ...holds true in genome-wide screens.   Figure 1: Summary of the advantages of the new approach to ... in both screens, with the growth screen having a 1% false discovery rate and identifying >88% of previously...in Morgens et al. contains three types of guides: 1) targeting guides (blue), which target all protein-coding...off-target sites was profiled. Guides with exact or 1-bp mismatch off-targets had greater toxicity than ...characteristics that influence gRNA off-target activity: 1) mismatches closer to the PAM are less tolerated than.... When comparing the toxicity of guides that have 1-bp mismatch off-target sites, short guides had reduced...Knockout Library are available from Addgene! References 1. Morgens, David W., et al. "Genome-scale measurement...
  5. Plasmids 101: Control Plasmids

    Type
    Blog Post
    Published
    April 9, 2015, 3:29 p.m.
    ... and investigation. References: 1. The problem of pseudoreplication in neuroscientific studies: is it...Gene X using shRNA expressed from a plasmid   Figure 1: Expression Level of Gene X The results shown above...Referring back to the experiment associated with Figure 1, the independent variable is the shRNA. Therefore ...the protein.   In analysis of the result in Figure 1, an internal control, such as the GFP-expressing Plasmid...control and is consistent with the result in Figure 1 could look like this: Figure 2: Expression of Plasmid...plasmid.  Let us now revisit our experiment. In Figure 1, it appeared as though the shRNA did not knock down...two types of replicate controls: technical and biological. In general, technical replicates can be thought...
  6. Celebrating Outstanding CRISPR/Cas9 Achievements at the Dr. Paul Janssen Award Dinner

    Type
    Blog Post
    Published
    Sept. 15, 2014, 6:05 p.m.
    ...the result was a simpler 1 protein - 1 RNA system.  Dr. Charpentier advocated for the crucial role of ...minutes, which was fun to watch. A simpler 1 protein - 1 RNA system Drs. Dounda and Charpentier met at...adaptive bacterial immunity and its potential applications in rewriting the genome. Their award acceptance... same Polish sub-dialect making their Skype communications extra fun) who shared first authorship on their... area will accelerate the launch of clinical applications. During the panel discussion, Dr. Mello took...for billions of years (…) Bacteria are really sophisticated”.     New to CRISPR/Cas9 Technology? Learn ...
  7. Antibodies 101: Producing Recombinant Antibodies

    Type
    Blog Post
    Published
    Aug. 13, 2024, 1:15 p.m.
    ...materials have been washed away (Figure 1).      Figure 1: The steps of rAb production. Created ...EBNA1 Cells. Methods Mol Biol. 2018;1850:1-16. doi: 10.1007/978-1-4939-8730-6_1. PMID: 30242676. Frenzel...Neuroscience Research. Curr Protoc Neurosci. 2020 Dec;94(1):e106. doi: 10.1002/cpns.106. PMID: 33151027; PMCID...detection, and control. Int J Pharm. 2018 Oct 25;550(1-2):251-268. doi: 10.1016/j.ijpharm.2018.08.043. Epub...addgene.org Addgene's Antibody Purification Protocol Addgene's Video Antibody Purification Protocol Addgene's Antibody...cells can perform human-like post-translational modifications that bacterial and most yeast cells cannot. ...production system may depend on what downstream applications you are planning, cost, and the amount of protein...
  8. Droplet Digital PCR for AAV Quantitation

    Type
    Blog Post
    Published
    Jan. 16, 2020, 2:18 p.m.
    ...range of titers. We usually dilute our samples 1:6 million to 1:25 million.  After making the dilutions, they...note that the dynamic range of the ddPCR is between 1 and 100,000 genome copies (GC) per reaction. Since...In the image to the right, there is approximately 1 positive copy per microliter in the no template control...elongation time to 2 minutes and the denaturation time to 1 minute has been shown to increase droplet separation...diagnosis." Emerging microbes & infections 7.1 (2018): 1-9. PubMed PMID: 29691363. PubMed Central PMCID: PMC5915492...take to achieve a clean NTC: Have a dedicated bench with a dedicated set of pipettes for ddPCR set-up. .... Each droplet contains the ingredients for amplification of the target DNA. This partitioning reduces...
  9. Negative Can Be Positive: Open AAV Data with Addgene

    Type
    Blog Post
    Published
    Sept. 6, 2022, 1:15 p.m.
    ...across scientific disciplines. Scientific Data, 8(1), 1–11. https://doi.org/10.1038/s41597-021-00981-0 Wright...occurrence during vector purification and formulation. Molecular Therapy, 12(1), 171–178. https://doi.org...excellent at infecting our target neurons (Figure 1). However, this one set of experiments didn’t provide...yet none of that data was published.    Fig. 1: Testing of three different AAV serotypes (AAV1, 8...Stimulation. Frontiers in Human Neuroscience, 14(December), 1–12. https://doi.org/10.3389/fnhum.2020.578687 Additional...caudal NST. (A-C) Low-magnification images showing viral spread. (D-F)  High-magnification images immuno-stained... right AAV for your system or to successfully replicate published works. Of particular importance to these...
  10. CRISPR Antimicrobials

    Type
    Blog Post
    Published
    May 3, 2016, 2:30 p.m.
    ..., they used 1-2 CRISPR crRNAs targeting sequences found only in certain bacteria (Figure 1). Citorik et...from 50% to 11% in just 24 hours.   Figure 1: Single-phage strategies for bacterial CRISPR targeting...genome, and it carries CRISPR machinery targeting 1) the given resistance gene and 2) a second lytic phage...the fight against bacterial superbugs. References 1. Citorik, Robert J., Mimee, Mark, and Timothy K. Lu...Targeted Bacterial Population Editing.” Cell Syst. 1(3):187-196. (2015). PubMed: PMID 26973885. Additional...containing a phage origin of replication that can be packaged into replication-incompetent phage particles...essential processes: cell wall synthesis, DNA replication, or protein synthesis. Because they target such...
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