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Showing: 201 - 220 of 514 results
  1. MXS Chaining

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    Blog Post
    ...localization 1 TagBFP 399nm/ 456nm histone 2B (H2B) Chromatin 2 Cerulean 433nm/ 475nm Lyn-tag (derived from...the newly generated MCS. MXS-chaining also has the advantage of being directional, meaning that (in the... cloning. MXS Chaining is one such technique and has been used to produce complex fluorescent reporter...culture systems (their original goal). Their work has demonstrated that the MXS-chaining method can be ...
  2. Tips for Screening with Yeast Two Hybrid Systems

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    Blog Post
    ...Post About Yeast Vectors Read our Blog Post About Tagging Yeast Genes ...cells where binding between the proteins of interest has occurred. Although the original Y2H systems utilized... number of different bait and prey vectors. This has been shown to be as effective as using five independent...transmembrane proteins, a split ubiquitin system has been devised (8). References 1. Casadaban M.J.,...activator (1a) or a repressor (1b). Scientists took advantage of these discoveries to create a new system for...subset based on a cellular compartment or growth stage). A prey library can either be applied to the bait...
  3. Five Popular Model Organisms

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    Blog Post
    ...the the developing zebrafish pancreas. They first tagged these cells using plasmids. Then using HOTcre, ...more commonly known: the fruit fly. The fruit fly has been used in scientific research for over a century... a transgenic mouse line. Over the years the fly has become an ideal model organism to study an array ...development, genetics, and the nervous system. The fly has also emerged as an important human disease model ... described in 1993 by Norbert Perrimon’s lab and has been continuously improved upon since then. If you...Zebrafish (Danio rerio) Since the 1960s, the zebrafish has gradually become an important model organism. They...Caenorhabditis elegans) The worm, Caenorhabditis elegans, has been used extensively as a model organism since the...
  4. "Build Your Plasmid": The Game - Play to Teach

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    Blog Post
    ...received a whole set of cards (Promoters, Inserts, Tags, Origins of Replication, Resistance gene and Selection... As I wrote in the blog post, BUILD YOUR PLASMID has been developed to teach gamma-retrovirus or lentivirus-based...
  5. Don’t Wait To Launch Your Health Science Startup

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    Blog Post
    ...any real traction.  This can carry a heavy price tag, especially if you're working on something other ...this deter your ambition. If you believe your idea has potential to make a difference, then make sure you...Boston-based startup focused on empowering early-stage scientists. You can think of miLab as a sort of ...biotechnology investment fund that would apply a percentage of returns to support student projects, but it...for such a fund is an impossibility at our early stage.  After each pitch we made, we considered the feedback...against you.  As I mentioned, you start at a disadvantage in the health science space if you don’t have...
  6. Hot Plasmids - October 2020

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    Blog Post
    ...wrmScarlet11 which is less than 60 nt in length to tag the target protein. The team validated this tool ...generated with mRNA display (FingRs), Xue Han’s lab has developed AAV vectors to selectively visualize excitatory...engineered Streptococcus canis Cas9 nuclease that has a broad 5′-NNG-3′ PAM. Get the plasmids at Addgene... human and plant cells. Its small size offers advantages for cellular delivery. Get the plasmids at Addgene...
  7. Pathways Over Time Plasmids Engage Students in Functional Genomics Research

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    Blog Post
    ... cloning procedure adds both V5 and His6 epitope tags to the C-termini of Met proteins, which can be used...relatively confident that the gene from the test species has a similar function to the gene in the reference species...left with Lab Director Doug Warner on the right) has taught courses in biochemistry, molecular cell biology...
  8. Introducing Addgene's New Search - Find Plasmids More Easily For Your Research!

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    Blog Post
    ... Choose the AAV capsid or lentiviral prep needed Tags: Identify a specific marker protein Use: Similar...useful in an experiment, and want to see if someone has already created and deposited it with Addgene. Combining...resistance gene(s) used for selection in bacteria. Has Viral Service?: Allows you to filter results to only...
  9. The Importance of High Titer for AAV Transductions

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    Blog Post
    ...et al. "AAV-mediated anterograde transsynaptic tagging: mapping corticocollicular input-defined neural...In order for an AAV particle to infect a cell, it has to come into physical contact with that cell. Since...
  10. What's Your Organism? Expanding Genomic Tools via the NSF EDGE Program

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    Blog Post
    ...Addgene is certainly going to have to find ways to tag and curate reagents from these emerging organisms...RNA and can express fluorescent proteins. This lab has created an automated tank for feeding and maintenance...scolopes (Joshua Rosenthal) The Hawaiian bobtail squid has an extreme number of nerve cells and an unusually... injection (hard to do, expensive, not every lab has the capability) with receptor mediated endocytosis...
  11. Immunology Research Plasmids and Resources

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    Collection
    ...beta - HRAS v-Ha-ras Harvey rat sarcoma viral oncogene homolog C-BAS/HAS, C-H-RAS, C-HA-RAS1, CTLO, H-... MHC-G HRAS v-Ha-ras Harvey rat sarcoma viral oncogene homolog C-BAS/HAS, C-H-RAS, C-HA-RAS1, CTLO, H-...MSTP084 HRAS v-Ha-ras Harvey rat sarcoma viral oncogene homolog C-BAS/HAS, C-H-RAS, C-HA-RAS1, CTLO, H-... adds a myristoylation sequence and flag-epitope tag to each ORF from the labs of William Hahn and Jean...early stage tumors ARP, MANF, MGC142148, MGC142150 ARMETL1 arginine-rich, mutated in early stage tumors-like...PAFR PTGDR prostaglandin D2 receptor (DP) AS1, ASRT1, DP, DP1, MGC49004 PTGDS prostaglandin D2 synthase..., PGDS2 PTGER1 prostaglandin E receptor 1 (subtype EP1), 42kDa EP1 PTGER2 prostaglandin E receptor 2 (...
  12. How to Design Your gRNA for CRISPR Genome Editing

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    Blog Post
    ...specific edit, such as the insertion of a fluorescent tag or the introduction of a specific mutation, one generally... Broad Institute, John Doench. CRISPR technology has made it easier than ever both to engineer specific...databases annotate the TSS in different ways, and it has been shown that the FANTOM database, which relies...mismatches that can nevertheless still lead to activity has been established, and can be used to identify sites...Perturbation Platform at the Broad Institute and has worked with many Addgenies to help improve the understanding...e141–e141 . https://doi.org/10.1093/nar/gkw583 Rees HA, Liu DR (2018) Base editing: precision chemistry ...
  13. AAVs CREATed for Gene Delivery to the CNS and PNS

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    Blog Post
    ...studies when used as part of a two part fluorescent tag-then-express system that allows for controlled induction...bloodstream allows for dispersion of the virus but it has to be able to cross the blood-brain barrier to reach...treatments for neurological diseases). The Gradinaru Lab has a lot going on. Here are the key takeaways: Two...
  14. GCE4All: Making Genetic Code Expansion Accessible

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    Blog Post
    ...proteins in E. coli (Zhu et al., 2022). It uses the TAG codon for the phosphoserine and, because it uses ...protocol to work. Or, to quote Ryan Mehl, PhD, GCE has “10x the impact of PCR. But it’s 100x more complicated...essentially those needed to make site-directed mutagenesis, many researchers new to GCE aren’t able to successfully...
  15. Optogenetics + CRISPR, Using Light to Control Genome Editing

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    Blog Post
    ... dCas9 fusion protein with three red fluorescent tags in U2OS cells. Upon light activation, dCas9 is released... add the PCK upon reaching the amber stop codon, TAG. (To learn more about site-specific incorporation...light is of particular interest since blue light has limited applications in vivo. UV and blue light is...domain from A. sativa (Bubeck et al., 2018). LOV2 has a C-terminal helix that unfolds when stimulated by...gene expression. Both of these techniques take advantage of light-induced dimerization to activate their...
  16. Mycoplasma Contamination: Where Does It Come From and How to Prevent It

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    Blog Post
    ...PCR based detection, DNA staining, fluorescent tagging, agar plating, etc. Be wise to choose any of the...facilities, tissue culture labs and every cell culturist has to deal with this problem. It is estimated that mycoplasma...this induces a noticeable color change. This method has high sensitivity but low specificity (Degeling, 2012...affect the cell growth and viability. If mycoplasma has made permanent damage to the cell culture it is irreparable...Institute of Biosciences and Technology in India. Jadhav has a Master's degree in Molecular Biology (University...
  17. CRISPR 101: Engineering the Plant Genome Using CRISPR/Cas9

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    Blog Post
    ...information on multiplexing gRNAs here). Cas9 is commonly tagged with a nuclear localization sequence to enhance...last updated Dec 22, 2020 by Benoit Giquel. CRISPR has taken the genome engineering world by storm owing...that regulate a desired phenotype. In fact, CRISPR has already been used to engineer the genome of many ...to protoplast cells (plant cells whose cell wall has been removed). Another common delivery method is ...developed for plants and prime editing for plants has been developed for rice by Yiping Qi’s lab and for...2013) Plant genome editing made easy: targeted mutagenesis in model and crop plants using the CRISPR/Cas...Rice Blast Resistance by CRISPR/Cas9-Targeted Mutagenesis of the ERF Transcription Factor Gene OsERF922...
  18. Plasmids 101: Biotinylation

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    Blog Post
    ...fusion in which AviTag is added to either the N or C terminus of the protein. BirA has been shown to effectively...Efficient biotinylation and single-step purification of tagged transcription factors in mammalian cells and transgenic...with the macromolecules it is added to. Biotin also has an exposed side chain that can be easily manipulated...coated with avidin. The biotin-avidin interaction has also been adapted for use in immunohistochemistry...biotinylation. This 13 amino acid sequence is termed AviTag. Using AviTag, one can label a protein of interest with...Scientific's Biotinylation Reagent Selection Tool. AviTag and BirA Proteins can also be biotinylated by exploiting... effectively biotinylate AviTag expressing proteins in bacteria, yeast, insect and mammalian cells. Check...
  19. New Optogenetic Tools for Cytoskeleton and Membrane Control

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    Blog Post
    ...membrane-localized iLID along with your chosen SspB-tag-GEF and your cells will be ready for the spotlight...localized, rapid and reversible microtubule severing and has very low dark-state activity and toxicity. All of...could be extended to other GTPases. The Chow Lab has also generated a variety of membrane-recruitment ...engineering other enzymes. Conclusion We hope this post has illuminated some of the many tools available for ...disrupt microtubules in cells, they have various disadvantages and limitations – for example, microtubule-destabilizing...on BcLOV4. These single-component systems take advantage of BcLOV4’s light-induced binding of the plasma...dissect the roles of three Rab proteins during a key stage of zebrafish development (Aljiboury et al., 2023...
  20. Antibodies 101: Conjugation

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    Blog Post
    ...inclusion of non-canonical amino acids or peptide tags. 5) Strong protein-protein interactions with other...or capable of producing a visible signal, but it has a strong affinity for avidin and streptavidin, both...through several different mechanisms. Most take advantage of chemical groups intrinsically present on antibodies...
Showing: 201 - 220 of 514 results