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Showing: 561 - 580 of 889 results
  1. Open Resources and Plasmid Tools For Studying C. elegans

    Type
    Blog Post
    Published
    July 18, 2019, 12:55 p.m.
    ... two approaches: single-cell RNA-sequencing to identify neuronal class and deep sequencing of neurons ...database specifically for C. elegans. This database provides detailed information about C. elegans 3’UTRs structures...imaging processing. The combination of these methods provides unique opportunities to develop computational ...self-excise, and covalently ligate their flanking peptides together (Wang et al., 2018).” With the split ...of CRISPR targeting vectors that each contains a guide RNA and repair template of your choosing (Schwartz...
  2. Savvy Advocates Needed to Navigate a Scientific Enterprise in Flux

    Type
    Blog Post
    Published
    Sept. 13, 2016, 2:30 p.m.
    ...across the university. Collective bargaining may provide a better deal for students in areas such as teaching...philosophical landscape of the scientific enterprise will provide challenges and opportunities for us all.  For example...efforts to better account for and track postdocs nationwide. On this level, FoR is currently compiling a ...further increases will be challenging, but will be aided by the development and implementation of new strategies...create tools to better understand human disease.  Outside the lab, he is interested in communicating science...
  3. 5 Tips for Troubleshooting Viral Transductions

    Type
    Blog Post
    Published
    Aug. 11, 2016, 2:23 p.m.
    ...transduction. Once you’ve harvested, it’s generally a good idea to titer your virus. Getting an accurate count of... blog and be sure to check out our viral vector guide pages to get up-to-date tips for your virus experiments...10325307. PubMed Central PMCID: PMC84922. 5. Ugai, Hideyo, et al. "Stability of a recombinant adenoviral ...immunotherapy." Acute Leukemias VIII. Springer Berlin Heidelberg, 2001. 291-306. PubMed PMID: 10634178. 8. Murnane... on the Addgene.org Check out Our Viral Vector Guide Pages Find Virus Protocols Order Virus ...
  4. Hot Plasmids: Winter 2025

    Type
    Blog Post
    Published
    March 11, 2025, 1:15 p.m.
    ...resistance to the herbicide chlorsulfuron (Homo line 2) or wild type (WT), two weeks after herbicide was applied...photostable than fluorescent proteins, making them ideal for single-molecule fluorescence techniques. After...measured pixel and the soma. The initiation site identified in panel (C) is indicated; red line is exponential...research! If they do (or if they don't!), please consider sharing your experience with other researchers...
  5. Addgene's Cancer Collection Pages Connect the Research Community

    Type
    Blog Post
    Published
    Sept. 6, 2016, 2:30 p.m.
    ...maintain balance – encouraging cells to grow and divide only at the right times and in the right places...trying, as the circulatory and lymph systems are not ideal environments for many cell types. From proteins ... in the development of different cancers and identifying the roles of key proteins involved, with the ...Resources page, investigators may select a pathway and identify any genes within that pathway that are of interest...References 1. Martz, Colin A., et al. "Systematic identification of signaling pathways with potential to confer...
  6. Light Sheet Fluorescence Microscopy

    Type
    Blog Post
    Published
    July 16, 2015, 2:30 p.m.
    ...multi-view imaging can provide enhanced resolution (8,9).  Thus, LSFM is ideal for 3D reconstruction of...couple-charged device (EMCCD) or complementary metal-oxide semiconductor (CMOS) sensors, it takes only a few...z-stack (8).  One limitation of LSFMs using single side illumination, especially with large tissue, is that...and acquire images of a sample from two opposing sides and merge the images, such as in the Ultramicroscope...
  7. Which Fluorescent Protein Should I Use?

    Type
    Blog Post
    Published
    May 20, 2014, 2:06 p.m.
    ...thus tracking the localization of that biomolecule inside living cells. FPs classified by the emission color...range, there are other traits that need to be considered when choosing an FP: Unique categories of fluorescent...distance between the two FPs is <10nm, and should be considered when labeling proteins that interact. Indeed,... coefficient and quantum yield of the protein, divided by 1000. In many cases the brightness is compared...greenfluorescentblog.wordpress.com.   More Helpful Websites & Resources: FP guide at Addgene Interactive Visualization of Fluorescent...
  8. An Introduction to Adenovirus

    Type
    Blog Post
    Published
    Oct. 3, 2023, 1:15 p.m.
    ...Heinrich, W. (1983). Worldwide epidemiology of human adenovirus infections. Am J Epidemiol, 117(4), 455–466...length. Human adenovirus type 5 (hAdV-C5) can be considered the prototype, although many viruses infecting...adenoviruses zoonotic? A systematic review of the evidence. Emerg Microbes Infect, 8(1), 1679–1687. https...
  9. MXS Chaining

    Type
    Blog Post
    Published
    Feb. 7, 2017, 3:30 p.m.
    ... degree of identity, so not suited to generate polycistronic containing multiple identical polyadenylation... can be assembled. For example, because CpG dinucleotides are underrepresented in most vertebrate genomes...and MluI recognition sites, which contain CpG dinucleotides in their 6-mer sequences, are rarely found in...for cloning genes from organisms with high CpG dinucleotide representation. The specific restriction enzymes...
  10. Sharing Your Lab Protocols: Using Apps to Save Time & Track Your Experiments

    Type
    Blog Post
    Published
    Sept. 23, 2014, 3:05 p.m.
    ...After learning of it's continued popularity, I decided this protocol would be a worthy first contribution...protocols. After my introduction to protocols.io, I decided to research what other online (and mobile) tools...www.addgene.org/ If you’re working with plasmids and you decide to share them using Addgene’s repository, you can...Protocols OpenWetWare.org (OWW) is a wiki that provides a community for biologists and bioengineers to...and allows scientists to contribute protocols or provide links to protocols on their own websites. We're...
  11. Negotiating Work and Life: How to Find the Joy

    Type
    Blog Post
    Published
    March 20, 2014, 3:04 p.m.
    ... but many find it helpful to obtain support and ideas from those who seem to be managing. Being reminded...balance tips, we need to look to for support and ideas to manage our stress. If you are saying to yourself...appreciate this – and they will be happy too. On the flip side, if you are not happy at work, you probably need... you will get help when you need it. On the work side, join a professional community that you can count...an emergency and this will make you much more confident about their safety when they leave home which ...
  12. Hot Plasmids: Fall 2024

    Type
    Blog Post
    Published
    Nov. 21, 2024, 1:30 p.m.
    ...ternary complex with the multiple myeloma drug mezigdomide and ubiquitination substrate Ikaros (IKZF1ZF2...important functional properties, and is amenable to a wide range of biophysical assays (Kroupova et al., 2024...CRBNmidi as a promising tool for future structure-guided drug design and studies of protein ubiquitination...showed greater photostability and also matured considerably faster, with expression levels comparable to...expression and removing the sgRNA plasmid after identifying successful knockouts limits further cutting and...
  13. Viral Production at Addgene

    Type
    Blog Post
    Published
    Oct. 24, 2023, 1:15 p.m.
    ...Sequencing results are analyzed to confirm the identity and integrity of the viral genome and the absence...Samples of viral preparations are subjected to polyacrylamide gel electrophoresis (PAGE) followed by silver...negative staining. Empty vector particles can be identified after negative staining and appear darker than... monitored throughout production, ensuring the identity of each sample from the DNA tube all the way to... preparation. After production, we confirm the identity of the transfer plasmid in the viral preparation...
  14. AAV Titers: Where Do They Come From And What Do They Mean?

    Type
    Blog Post
    Published
    Nov. 15, 2017, 3 p.m.
    ...negative staining. Empty vector particles can be identified after negative staining and appear darker than...been used to titrate AAV, but this method is not widely used today (Fagone et al., 2012). PCR-based methods...from different sources in the same experiment, consider retitering both AAV in your lab. The absolute ...does not give an indication of infectious titer, consider titrating each lot of AAV in vivo to determine...Additional Resources on the Addgene Blog Important Considerations When Using AAVs Addgene's AAV Quality Control...
  15. How to Write a Scientific Review Article

    Type
    Blog Post
    Published
    Feb. 16, 2017, 3:30 p.m.
    ... you have these rules (word limit, formatting guidelines, etc.) you have some criteria to shape the document...research papers that I needed to read. Once I had an idea of the themes in the field, I searched for recent...field. I made sure to find information from genome-wide studies, as well as results from smaller and more... or popular papers, but looked for papers from a wide range of authors. Just start writing When I first...Plasmids Review the CRISPR Field with Our CRISPR Guide Pages ...
  16. Antibiotic Resistance: An Old Solution but a New Problem

    Type
    Blog Post
    Published
    Nov. 10, 2016, 3:30 p.m.
    ... one bacterium sharing genes with another, an accidental transmission of genes from one bacterium to another...tried and true process of evolution. Watch this video showing bacteria evolve antibiotic resistance on...different reasons. Exposure to antibacterial drugs provides a selection pressure, killing off bacteria that...prescribed to them This may seem counter-intuitive considering the other three scenarios, but a short treatment... antibiotics and which ones aren't?     This video shows how to perform a Kirby-Bauer disk diffusion...
  17. Save Time with Transient Plant Leaf Transformations

    Type
    Blog Post
    Published
    July 25, 2019, 12:03 p.m.
    ...Mortensen et al., 2019). Our method might provide some useful guidelines for the development of transient transformation...transformation systems for other species as well. Things to consider in developing a transient leaf transformation ... promoter in Agrobacterium. This can be easily avoided by the use of introns, which will be removed from... to quickly assemble vectors and test different ideas. We are a huge fan of the Golden Gate based MoClo...
  18. What's Your Organism? Expanding Genomic Tools via the NSF EDGE Program

    Type
    Blog Post
    Published
    May 2, 2019, 12:41 p.m.
    ...generating interesting drug-like compounds especially cardenolides which have been used to treat heart disease....disease. Caterpillars that eat milkweed generate cardenolides that tastes yucky (and is poisonous) for bird ...that evolved in the last 10,000 years (which is considered recent). They have diverse traits with good genetic...control who a female wants to mate with and if she decides to raise their offspring or leave them to their...a cool fluorescent indicator system to rapidly identify recombinants. Arthropods (Jason Rasgon) This lab...
  19. Sonic Hedgehog? Sleeping Beauty? Learn About the Genes Behind Addgene’s Conference Room Names

    Type
    Blog Post
    Published
    April 2, 2019, 1:44 p.m.
    ...Hedgehog but this is not a direct reference to the video game character but rather to an extremely important...Christine Nusslein-Volhard and Eric Wiechaus first identified the hedgehog gene in Drosophila. They observed...nonsyndromic holoprosencephaly where the brain fails to divide properly into the right and left hemisphere. Addgene...origins of the name but some of our Addgenies had an idea: sqh mutant fly ovaries had “squiggly” actin fibers...Additional resources on the Addgene blog Read our Quick Guide to Working with Drosophila Read our Plasmids 101...
  20. Plasmids 101: The Promoter Region – Let's Go!

    Type
    Blog Post
    Published
    April 3, 2014, 8:05 p.m.
    ...post on viral vector parts. Promoter specificity Aside from choosing a promoter based on type of RNA transcript...transcript     Description Expression Additional considerations CMV General expression mRNA Strong mammalian... phosphoglycerate kinase gene.  Constitutive  Widespread expression, but may vary by cell type. Tends ... used for Description Expression Additional considerations T7 in vitro transcription/ general expression...therapeutic uses, and in those cases it's important to identify the right tissue-specific promoters as described...
Showing: 561 - 580 of 889 results