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Showing: 261 - 280 of 363 results
  1. Three Tips for Preventing Viral Plasmid Recombination in Your Samples

    Type
    Blog Post
    Published
    Sept. 14, 2021, 1:15 p.m.
    ...extraction protocol for more details.   Figure 2: An uncut plasmid is expected to form 3 bands: nicked...intramolecular DNA recombination. This naturally occurring process is mediated by recombinases like RecA and RecBCD...analysis of in vitro intramolecular recombination. Proceedings of the National Academy of Sciences 77:4847–4851...
  2. 5 Uncommon Ways to Gain Career Skills During an Uncommon Time

    Type
    Blog Post
    Published
    Oct. 20, 2020, 1:15 p.m.
    ...peer-mentoring groups at Addgene have gone virtual!   2. Practice public speaking For almost any science career...their resumes have a definite advantage in our process. We see candidates who have done the following ...still be practicing and getting familiar with the process. Bonus points for being able to just look at a ...
  3. Creating accessible biology activities in schools with BioBits

    Type
    Blog Post
    Published
    Aug. 2, 2018, 12:56 p.m.
    ...PMID: 30083608. PubMed Central PMCID: PMC6070312. 2. Stark, Jessica C., et al. "BioBits™ Bright: A fluorescent...to be incorporated into a host cell (through a process called transformation), essentially giving the ...shelf-stable until water is added and protein production proceeds. FD-CF pellets are easy for students to use in...
  4. Sharing is Caring: But How to Distribute Open Hardware?

    Type
    Blog Post
    Published
    Feb. 28, 2023, 2:15 p.m.
    ... high-priced commercial devices.     Fig. 2: Workflow for open software (left) vs. open hardware...constantly being developed which combine computational processing with biological protocols and revolutionary physical...Software In the field of microscopy, where image processing algorithms for analyzing time-lapse images, quantitatively...data (ILASTIK), or the popular plugin-based image process framework FIJI are just three of the constantly...constant updates of the software. In hardware, this process is often much more involved. Challenges such as...these limitations into account in the development process. Widely used, commercially available tools such... the world that are otherwise cut off from the process.   About the author: Benedict Diederich received...
  5. Antibody Validation for Flow Cytometry

    Type
    Blog Post
    Published
    Sept. 10, 2024, 1:15 p.m.
    ...types within a sample to expected labeling (Figure 2). The panel of antibodies used in this approach should...the antibody in the same tube.     Figure 2: Schematic showing the use of an orthogonal approach...sample and target type. To start the validation process, one must first confirm that a candidate antibody...approved antibody clones The antibody validation process represents a high level of effort and time, which.... We find it useful to start with a screening procedure in easily genetically modified cell types (top... C. (2023). Scaling of an antibody validation procedure enables quantification of antibody performance...Implementation of an antibody characterization procedure and application to the major ALS/FTD disease gene...
  6. Addgene's Tips for Plasmid Quality Control

    Type
    Blog Post
    Published
    Jan. 14, 2016, 3:30 p.m.
    ... and transfer 100 µl of glycerol stock to each of 2 96-well microplates (identical copies, see image above...plasmids we distribute through our quality control processes. Every plasmid we receive is rigorously verified...every plasmid we distribute through our deposit process, and then we carefully track samples through our... to find all of the information needed for the process. Always sequence verify Once the physical sample...sequencing If you’re like us, you need a strategy for processing several sequencing reactions in parallel. We ...We have a few tricks to simplify the process. First, nearly all of our Sanger sequencing is done from glycerol...
  7. The CRISPR Software Matchmaker: A New Tool for Choosing the Best CRISPR Software for Your Needs

    Type
    Blog Post
    Published
    Nov. 3, 2015, 3:30 p.m.
    ... tabular HTML formatted output. Surprisingly only 2 tools provide FASTA output. A few notable tools allow...Nature biotechnology(2014). PubMed PMID: 24880488. 2. Hsu, Patrick D., et al. "DNA targeting specificity...development has caught up with it. The peer review process has been challenged with many closely spaced CRISPR... are trying to solve, and finally how we might proceed in the future. When we think of designing experiments...These functions help speed up the sgRNA design process by removing repetitive tasks and/or by providing...providing features to help with the post-design process such as primer and plasmid design. Examples:  “multiplex...
  8. Sensing Neuronal Dopamine

    Type
    Blog Post
    Published
    July 30, 2019, 12:59 p.m.
    ...developed fluorescent-protein based DA sensors (Figure 2). The dLight1 dopamine sensor In 2018, Lin Tian’s ... its similarity to the “dopamine receptor”." Proceedings of the National Academy of Sciences 69.8 (1972...
  9. Understanding GPCR Signaling Using TRUPATH

    Type
    Blog Post
    Published
    Dec. 14, 2020, 2:15 p.m.
    ...dissociation by bioluminescence resonance energy transfer 2, or BRET2. With binding of the drug, the alpha and..., receptors that play many roles in signaling processes including smell, taste, sight, inflammation, and...
  10. CRISPR 101: Drug discovery and CRISPR

    Type
    Blog Post
    Published
    May 4, 2023, 1 p.m.
    ...development and therapy. Nat Rev Drug Discov (2017) 16(2):89-100. DOI: 10.1038/nrd.2016.238 Additional resources... into this workflow? CRISPR both speeds up the process and can help weed out a lot of poor drugs before...
  11. All in a Twist: dsRNA

    Type
    Blog Post
    Published
    Feb. 2, 2023, 2:15 p.m.
    ... would release them into the cytosol. Fig. 2: Endogenous sources of duplexed RNA DNA:RNA hybrids... as part of their infection and/or replication process within the host. dsRNA viruses are inherently double...intermediates as part of the viral replication process. dsDNA viruses yield dsRNA through a slightly different...inherently generating RNA:DNA intermediates in the process. These transcription-coupled R-loops are transient...above play distinct roles in promoting cellular processes and functions, but they also have a darker side...
  12. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    Published
    Dec. 13, 2018, 1:14 p.m.
    ...bioengineering 94.2 (2006): 322-329. PubMed PMID: 16528756. 2. Oh, Steve KW, et al. "Substantial overproduction ...Advances in animal cell biology and technology for bioprocesses (1989): 272-278. 4. Ozturk, Sadettin S., and...
  13. Safe Port in a Storm...How Addgene is Weathering the Pandemic

    Type
    Blog Post
    Published
    Sept. 17, 2020, 1:15 p.m.
    ...majority of deposited materials to study SARS-CoV-2 would be fully open and available to industry requestors...product. Our daily operations for all ongoing processes are entirely self-supporting. We hire more staff...
  14. Addgene's Top 10 Blog Posts of 2015

    Type
    Blog Post
    Published
    Dec. 7, 2015, 6 p.m.
    ...HDR) and how it’s used in CRISPR genome editing.   2. Plasmids 101: Cre-lox Cre recombinase can be used...guides us through the basics of the validation process for CRISPR mediated genome engineering. 10. Plasmids...
  15. Extracurricular Activities for a Strong Science Career Path

    Type
    Blog Post
    Published
    Jan. 21, 2014, 3:08 p.m.
    ... sets Taking the time to identify and research 2 – 3 potential professions will highlight which skills...office positions   Market analyses Patent process Business Models Communication Regulatory ...
  16. Custom CRISPR Screens & the Green Listed Software

    Type
    Blog Post
    Published
    July 11, 2017, 2:30 p.m.
    ...six different research constellations: Doench/Root (2), Zhang (3), Wu (4), Yusa (5), Wang/Lander/Sabatini...Bioinformatics 33.7 (2016): 1099-1100. PubMed PMID: 28414855. 2. Doench, John G., et al. "Optimized sgRNA design to...genes, Green Listed can help make the gRNA design process quick and easy. Green Listed - a CRISPR Screen ...
  17. Using CRISPR/Cas9 to Edit Disease Out of the Genome

    Type
    Blog Post
    Published
    June 23, 2022, 1:15 p.m.
    ...cellular physiology.  https://doi.org/10.1002/jcp.30064 2. Barman et al. 2020. “A glance at genome editing with... tested in clinical trials. It is speeding the process of the discovery/development of genetic targets...off-target effects is a major limitation. The procedure will also need to be perfected until the efficiency...
  18. Plasmids 101: Mammalian Vectors

    Type
    Blog Post
    Published
    March 25, 2014, 3:15 p.m.
    ... 293HEK Inhibits termination step of translation 2-10 ug/mL G418/Geneticin neo HeLa, NIH3T3, CHO, 293HEK...material (such as plasmids) into mammalian cells, a process called transfection. Transfection is somewhat comparable.... Since the DNA introduced in the transfection process is not integrated into the nuclear genome, in the...
  19. Plasmids 101: Methylation and Restriction Enzymes

    Type
    Blog Post
    Published
    June 30, 2016, 2:30 p.m.
    ...account when simulating a digest as depicted in Lane 2. Controlling methylation Finally, you can control...protein expression. Methylases involved with these processes (for example Dam and Dcm methylases) are independent...used for site directed mutagenesis. During this process, incorporation of a desired mutation into your ...
Showing: 261 - 280 of 363 results