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Showing: 181 - 210 of 245 results
  1. CRISPR Plasmids - Empty gRNA Vectors

    Type
    Collection
    ...sgRNA with U6 promoter 48962 Worm HindIII none S. pyogenes de Bono sgRNA with rpr-1 promoter 48961 Worm ...of two sgRNAs from independent U6 promoters and Cas9 from CBh promoter. Ventura A CRISPR/Cas9 toolkit for...along with 1-4 sgRNAs expressed from independent promoters. sgRNAs are cloned into separate vectors and then... assembly of single gRNA vectors with various promoters, plasmids for assembling multiple gRNAs into one...pGGDestTol2LC vector. Uses five distinct zebrafish U6 promoters for sgRNA expression. Chen pCFD4-U6:1_U6:3tandemgRNAs...expression of two gRNAs from Drosophila U6:1 and U6:3 promoters. Bullock pCFD5 Drosophila Utilizes endogenous ...Zhang Cas9/pTREX-n 68708 Other/Trypanosoma cruzi yes, cut S. pyogenes Neo Docampo tdTomato/pTREX-b 68709 ...
  2. Promoters

    Type
    Guide
    ...Proximal Promoter Further upstream from the core promoter you will find the proximal promoter which contains...Reference Molecular Biology Reference Promoters Promoters Definition A promoter is a region of DNA where transcription...silencers. Promoter Regions There are three main portions that make up a promoter: core promoter, proximal...bind. Distal Promoter The final portion of the promoter region is called the distal promoter which is upstream...mammalian promoter PGK Constitutive Mammalian promoter from phospholycerate kinase gene TRE Inducible ...Specific Drosophila promoter containing Gal4 binding sites Bacterial Promoters Promoters in bacteria contain...tryptophan Promoter from E. coli tryptophan operon Ptac Regulated like the lac promoter Hybrid promoter of lac...
  3. Progress Towards a PAM-Free CRISPR

    Type
    Blog Post
    ...surprise since the PAM flexibility could in theory promote off-target binding. The activity of SpRY was validated...precise targeting (give or take a bp or two upstream or downstream) for most gene targeting experiments. Between...
  4. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    ...decreases. Hypermethylation of CpG islands in the promoter region of tumor suppressor genes can repress their...study and treat complex or multifactorial diseases, enabling faster diagnosis and treatment and improving...
  5. PhD Applications After COVID

    Type
    Blog Post
    ...universities stressful or simply not feasible. Through the virtual systems created and promoted during COVID...fit for you without the financial and logistical stress that accompanies traveling for campus visits. This...have to worry about traveling during an already stressful time, and I was more relaxed during both sets ...their end. Though the quick changes in plans was stressful in and of itself, the flexibility allowed through...using the virtual world to your advantage can strengthen your application and help you decide if a program...
  6. Neurodegeneration Plasmid Collection

    Type
    Collection
    ...Yannick Doyon 214916 TRE-TDP-43ΔNLS-mClover3 TARDBP mClover3 TRE ALS Ophir Shalem 214917 TRE-mClover3-TDP-43ΔNLS...Yeast Other Promoter CMV T7 polH GAL Other Clear Filters ID Plasmid Name Gene Tags Promoter Disease PI ...pEHA1628) SNCA Avi TRE Parkinson's Vikram Khurana 210360 TMEM106B-2Strep TMEM106B Strep CMV, T7 Frontotemporal...Flag CMV ALS Yossi Shiloh 34927 pTRE_tau-LacZ::tTA-H100Y MAPT LacZ TRE Parkinson's, FTD Mark Mayford 35000...telangiectasia Stephen Elledge 43918 tetO-ALN NR4A2 His, V5 TRE Parkinson's John Gearhart 44333 pMX_mTBP TBP LTR ...Douglas Green 50487 pSLIK-NFLAG-hFUS FUS Flag, His TRE ALS Zissimos Mourelatos 51146 DsRed-p150 217-548 ...Dent 188572 Tet-off TauRD (P301L/V337M) MAPT Myc TRE Parkinson's, FTD Franz-Ulrich Hartl 188573 Tet-off...
  7. Truncated gRNAs for Regulating Gene Expression

    Type
    Blog Post
    ...complexed with a gRNA that directs them to the promoter of a gene of interest, they have been shown to...conventionally used SpCas9 (derived from the bacterium Streptococcus pyogenes). Consequently, fewer genetic tools...complex. When this complex is directed to a target upstream of the transcriptional start site (TSS) of a gene...competent to cut DNA. When directed to a site downstream of the transcriptional start site of a gene of...
  8. dTAG - You're it!

    Type
    Blog Post
    ... al. YY1 Is a Structural Regulator of Enhancer-Promoter Loops. Cell. December 14 2017. 171(7):1573-1588.... Test dTAG molecule toxicity in new cell lines Treat parental cells (or cells expressing a control --...
  9. Open Resources and Plasmid Tools For Studying C. elegans

    Type
    Blog Post
    ...gene expression in C.elegans. In this system a promoter controls the expression of a GAL-4 driver that...that can bind to activation sequences upstream of genes to stimulate expression (Wang et al., 2016). In ...
  10. Hot Plasmids - October 2020

    Type
    Blog Post
    ...express hybrid Cas9-Cas12a gRNAs under a single U6 promoter. The paralog and dual-targeting hybrid gRNA library...Addgene Sc++ is a codon-optimized, engineered Streptococcus canis Cas9 nuclease that has a broad 5′-NNG-...
  11. CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems

    Type
    Blog Post
    ...activity Regulating Acr proteins by inducible promoters, light, or small molecules could achieve rapid...meningitidis (Nme) (Pawluk et al., 2016). While Streptococcus pyogenes Cas9 (SpyCas9) is the most used and...system. 5. Phage therapy Phage therapy uses phage to treat bacterial infections as an alternative to antibiotics...
  12. Antibiotic Resistance: An Old Solution but a New Problem

    Type
    Blog Post
    ...walk into any supermarket now without seeing a promotion for antibiotic-free, farmed meats. We can focus...antibiotics. When we use antibiotics to treat infections, we are treating microbes with compounds similar to...will be more difficult to treat later. A similar situation can occur if you treat a bacterial infection with...more different classes, or types, of drugs used to treat them. Very often, this is what it means to be a ...often very difficult and very time consuming to treat. Learn How Antibiotic Resistance Genes Are Used ...antibiotics in livestock farming Lengthy courses of treatment with antibiotics These scenarios expose bacterial...the population and making them more difficult to treat in the future. Patients not finishing the whole...
  13. Plasmids 101: Control Plasmids

    Type
    Blog Post
    ...on the Addgene Blog Origin of Replication The Promoter Region – Let's Go! Browse All of Our Plasmids ...in cells treated with Plasmid A is similar to the expression level of Gene X in the untreated cells—but...be determined empirically.  Negative controls: untreated cells, empty vector control, and non-targeting...is observed). In any plasmid-based experiment, untreated cells should be included as these provide the ...
  14. Hot Plasmids: Winter 2025

    Type
    Blog Post
    ...an enhanced pU6cm promoter, viral replicon amplification of cargo, and heat treatment.  Figure 1...dynamics of the motor protein kinesin-1, the Twelvetrees Lab took advantage of the self-labeling tags ...Turner, E.D., Abdelhamid, M.A.S., Craggs, T.D., & Twelvetrees A.E. (2024) Kinesin-1 is highly flexible and ...
  15. AAVs CREATed for Gene Delivery to the CNS and PNS

    Type
    Blog Post
    ...shown in tables 1 and 2, with a cell-type specific promoter or enhancer now allows for cell-type-restricted...special CREATE cap plasmid, loxP sites flank the downstream polyA sequence. When viruses produced from this...site of the injection. IV injection into the bloodstream allows for dispersion of the virus but it has...applications (mechanistic studies and gene therapy treatments for neurological diseases). The Gradinaru Lab...
  16. CRISPR Between the Genes: How to Experiment with Enhancers and Epigenomics

    Type
    Blog Post
    ...regulatory regions in the genome, including enhancers, promoters, insulators, and more. I then identified valid...and stop. For instance (chr3, 1, 10) indicates a stretch of DNA at the very beginning of the third chromosome... Let’s now examine how we can locate powerful stretches of DNA known as enhancers with the help of genome...light on dark matter Precise knowledge of which stretches of the genome are pillars for stem cells, or metastasized...
  17. xCas9: Engineering a CRISPR Variant with PAM Flexibility

    Type
    Blog Post
    ...continuous outflow of phage, increasing stringency and promoting survival of only the broadest-targeting variants..., also has a strict editing window about 15 nt upstream of the PAM. Even if there’s a PAM near your insertion...
  18. Academic vs. Industry Postdocs

    Type
    Blog Post
    ...a requirement. Your manager: Unlike academia, promotions in industry are based on people’s ability to ...afford to spend too much time working on something extremely risky or exploratory. Getting a job afterwards...
  19. Tips for arabidopsis transformation

    Type
    Blog Post
    ...are binary gateway vectors and can be used for promoter swapping and generating N and C terminally tagged...healthy plants: Your plants should show no signs of stress, such as anthocyanin production, or disease, such...When your T1 is on soil and has recovered from the stress of selection you can clip a leaf and extract genomic...
  20. Using AAV for Neuronal Tracing

    Type
    Blog Post
    ...toxicity. AAV vectors can be equipped with strong promoters for high and neuron-specific transgene expression...AAV2-retro vectors with a variety of transgene/promoter combinations. Check out our retrograde AAV blog...forming a neuronal loop which is activated and strengthened during memory formation and memory retrieval..., causes neurotoxicity, and is lethal if left untreated (for review see Dietzschold et al., 2008). Herpes...PubMed Central PMCID: PMC3275419. Maday, S., Twelvetrees, A.E., Moughamian, A.J., and Holzbaur, E.L.F....Roberts, T. F., Hisey, E., Tanaka, M., Kearney, M., Chattree, G., Yang, C. F., Shah, N.M., and Mooney, R. (...
  21. Zhang Lab CRISPR Page

    Type
    Collection
    ...Truncated MeCP2 promoter-driven SpCas9; for neuronal expression 60958 : PX552; U6 promoter-driven; for sgRNA...tyroxine binding globulin (TBG, PX602 [#61593] ) promoter, and a U6-driven single guide RNA. The vector ...codon-optimized SpCas9, driven by the truncated MeCP2 promoter (pAAV-pMecp2-SpCas9-spA) for expressing Cas9 in...FA, Hsu PD, Lin CY, Gootenberg JS, Konermann S, Trevino AE, Scott DA, Inoue A, Matoba S, Zhang Y, Zhang...CRISPR-Cas9 complex. Konermann S*, Brigham MD*, Trevino AE, Joung J, Abudayyeh OO, Barcena C, Hsu PD, Habib...
  22. University of Florida Serotype Testing Panel for the Eye and Brain

    Type
    Collection
    ...plasmid name for ordering information. ID Name Promoter Description Category PI 157970 pTR-UF11 chimeric...of retinal bipolar cells with improved mGluR6 promoters in rodents and primates. Mol Ther . 2016 Aug;23...by the physiologic body fluids, such as blood, vitreous, CSF, etc. Not suitable as a buffer for vectors...enhanced transduction of the retina following intravitreal injection in mice and marmosets as compared ...enhanced transduction of the retina following intravitreal injection in mice and macaque. This serotype... citations include: Scalabrino, et al. 2015. Intravitreal delivery of a novel AAV vector targets ON bipolar...
  23. Transferable Skills Guide: Managing a Team

    Type
    Blog Post
    ...skills guide: managing a team. You’ve just been promoted, congratulations! You’re now a manager with your...motivates you!), know their unique skills and strengths (you will likely have reports with different levels...
  24. Course-Based Undergraduate Research Experiences (CUREs)

    Type
    Blog Post
    ...while also broadening access to experiences that promote professional success (many of my students include...1977; Ma et al., 2020). Many have interpreted this trend as evidence that the best teachers and mentors pass...
  25. Lab to Office Culture Shock

    Type
    Blog Post
    ...be these skills that get you your next job or promotion. Also, don’t wait until you’re out of the lab ...question today, because I sometimes wish for a stretch of time that doesn’t involve critical thinking....
  26. Getting the Most from Your Lentiviral Transduction

    Type
    Blog Post
    ...enough to prevent confluency but high enough to promote cell growth. Overgrown cultures stimulate quiescence... yeast, fungi, or bacteria, mycoplasma can be extremely hard to detect with levels reaching 108 cells ...Daily medium exchanges help alleviate cellular stresses associated with pH changes and resource consumption...particles you harvest. Studies have demonstrated that extreme changes in osmotic pressure and pH can destabilize...labs try to use freshly collected lentivirus for downstream applications. While this ensures that the highest...23179822. 5. Segura, M.M., Kamen, A., Garnier, A. “Downstream processing of oncoretroviral and lentiviral gene...
Showing: 181 - 210 of 245 results