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Showing: 41 - 80 of 716 results
  1. CRISPR Plasmids - Empty gRNA Vectors

    Type
    Collection
    ...Lentiviral BsmBI yes, cut S. pyogenes EGFP Ebert pLKO.1-puro U6 sgRNA BfuAI stuffer 50920 Mammalian/Lentiviral...Worm HindIII none S. pyogenes de Bono sgRNA with rpr-1 promoter 48961 Worm EcoRI none S. pyogenes de Bono...Zebrafish BseRI none S. pyogenes Zon pCRISPomyces-1 61736 Bacteria BbsI yes, cut S. pyogenes Apramycin...see plasmid page yes, cut S. pyogenes BFP Kuhn pLKO.1-puro U6 sgRNA BfuAI large stuffer 52628 Mammalian/...Puro Zoldos pX330-U6-Chimeric_BB-CBh-hSpCas9-hGem(1/110) 71707 Mammalian hU6 yes, cut S. pyogenes Draetta...expression of Cas9, dCas9, or dCas9-VP64 along with 1-4 sgRNAs expressed from independent promoters. sgRNAs...for the expression of two gRNAs from Drosophila U6:1 and U6:3 promoters. Bullock pCFD5 Drosophila Utilizes...
  2. Antibody Plasmid Collection

    Type
    Collection
    ...phage display. J Immunol Methods. 2000 Aug 28;242(1-2):159-81. Carlos Barbas Vector system for expression...immunostaining. Biochem Biophys Res Commun. 2015 Jan 2;456(1):527-33. Gavin Wright pET-30-based vector dedicated...mAb Collection . Once the plasmids are transiently transfected into mammalian tissue culture cells, the...making synthetic nanobodies (sybodies) against membrane protein targets. Synthetic single domain antibodies...antibodies for the conformational trapping of membrane proteins. Elife. 2018 May 24;7. and Generation of...
  3. Deisseroth INTRSECT Collection

    Type
    Collection
    ...populations defined by multiple parameters. Figure 1: Examples of intersectional cell population definitions... as a proof-of-concept targeting approach in 2014 1 (using EYFP and ChR2-EYFP as payloads). This approach...interneurons encode fear memory. Nat Neurosci. 23(1):61-74. PubMed (Link opens in a new window) Hafner...Itch-Scratching Cycle via Descending Regulation. Neuron 101(1):45-59. PubMed (Link opens in a new window) Lazaridis...including dual-transgenic recombinase-expressing mouse lines 2–9 and combinations of transgenic recombinase-expressing... Cre AND Flp, here expressed through a double transgenic animal strategy (PV-2a-Cre; SOM-IRES-Flp). Image...in a new window) of Flp-recombinase-expressing transgenic mouse and rat lines. The Fenno Lab maintains ...
  4. Adeno-associated virus (AAV) Plasmids

    Type
    Collection
    ...handled at BSL-1, AAVs expressing oncogenes or toxins should be handled at BSL-2. AAV can transduce both dividing...Addgene ID Plasmid Capsid Description PI 112862 pAAV2/1 AAV1 AAV packaging plasmid, expressing Rep2 and Cap1...Addgene AAV transfer plasmids Viral... AAV does not integrate into the host genome, transgene expression can be long-lived. The utility of AAV...viral genome (typically called cis -plasmid or transfer plasmid). Helper Plasmid ID Plasmid Serotype Description...
  5. Genetic Code Expansion

    Type
    Collection
    ...Bacterial TAG Farren Isaacs 73545 pEvol-pAcFRS.1.t1 pAcFRS.1.t1 E. coli p-acetyl-l-phenylalanine (pAcF) Bacterial...Bacterial TAG Farren Isaacs 73547 pEvol-pAzFRS.1.t1 pAzFRS.1.t1 E. coli p-azido-l-phenylalanine (pAzF) Bacterial...7FTrp) Bacterial TAG Thomas Huber 207639 pEVOL-NBK-1 PylRS M. mazei Pyrrolysine Bacterial Cole DeForest...and tyrU gene replaced by GentR) and release factor 1. Expresses archaeal MjTyrRS/tRNA pair instead. For...protein translation machinery. To expand the genetic code, 4 major changes to the standard translation machinery...Bacterial Ahmed Badran 209739 pAB228i24 G1 PylRS Methanogenic archaeon Bacterial Ahmed Badran 209740 pAB228q12...jannaschii Bacterial Ahmed Badran 209741 pAB228r3 Mlum1RS Bacterial Ahmed Badran 209742 pAB228p PylRS M. ...
  6. Plan Your Experiment

    Type
    Collection
    ...sequences containing a G nucleotide at position 20 (1 bp upstream of the PAM) may be more efficacious than...population. Some cells may be wild type due to either (1) a lack of gRNA and/or Cas9 expression or (2) a lack... in vitro and in vivo. Nature Biotechnology . 33 (1), 73–80. PMID: 25357182...For easy-to-transfect cell types (e.g. HEK293 cells), transfection with standard transfection reagents may...mammalian cell line that can be transfected at high efficiency Lentiviral transduction Cas9 and gRNA can be present...present in a single lentiviral transfer vector or separate transfer vectors May contain reporter gene ...screens using CRISPR AAV transduction CRISPR elements are inserted into an AAV transfer vector and used to ...
  7. Fluorescent Protein Guide: FRET

    Type
    Collection
    ...donor and acceptor. FRET is often used to study (1) protein-protein interactions where each protein is...standard consisting of ECFP and EYFP connected by 1 flexible glycine- and serine-containing peptide linker...fused to the N-terminus of LSSmOrange pLSSmOrange-C1 Orange Mammalian Express a gene of interest fused ...resonance energy transfer, or FRET , is a process by which energy is non-radiatively transferred from an excited... GFP variant) commonly used with mRuby2 pLSSmOrange-N1 Orange Mammalian Express a gene of interest fused...excited donor fluorophore to an acceptor. Since the transfer of energy does not occur by emission of a photon...FRET experiments. The efficiency of the energy transfer is measured using fluorescence microscopy by exciting...
  8. University of Florida Serotype Testing Panel for the Eye and Brain

    Type
    Collection
    ...for any application TMN200 (200 mM sodium chloride, 1 mM magnesium chloride, 20 mM Tris at pH 8.0) Suitable...adeno-associated viral vector. Hum Gene Ther Methods . Feb;25(1):72-82. PMID: 24191859 Ye, et al. 2015. Safety and...enhanced transduction of the retina following subretinal administration and enhanced transduction and spread...cite Boye, et al. 2016. Impact of Heparan Sulfate Binding on Transduction of Retina by Recombinant Adeno-... from the University of Florida for enhanced transduction of the eye and other tissues. As part of our...Y444F) serotype is demonstrated to have enhanced transduction of the retina following intravitreal injection... AAV2(Y444F) serotype also displays enhanced transduction of the trabecular meshwork following intracameral...
  9. Feng Zhang Multiplexed Overexpression of Regulatory Factors (MORF) Collection

    Type
    Collection
    ...Buenrostro JD, Regev A, Zhang F. Cell 2023 Jan 5; 186(1):209-229. PubMed (Link opens in a new window) . TF...Browse the Zhang lab’s comprehensive human transcription factor collection, available at Addgene. The...The collection can be used for screening transcription factors for cellular programming or cancer drug ...Library The MORF library is a comprehensive human transcription factor collection that contains 1,836 genes ...collection, can be purchased at Addgene. Each transcription factor isoform has a unique 24 bp barcode that...that simplifies identification of the transcription factor isoform in pooled screens. This collection ...collection and library can be used for screening transcription factors for applications such as cellular programming...
  10. Zinc Finger Consortium: Nuclease Expression Vectors

    Type
    Collection
    ...in mammalian cells or zebrafish). pMG10 (a '“2-in-1” ZFN cassette for expression of both a “+” and “-”...different cell types. Zinc finger arrays can be transferred in-frame to these vectors. Plasmid...either OPEN or modular assembly can be easily transferred in-frame to any of these vectors using unique...
  11. Fluorescent Protein Guide: Empty Backbones

    Type
    Collection
    ...Expression mEGFP 488 507 34 6 Monomer (A206K) pmEGFP-1 - Mammalian Expression mEGFP-N1 - Mammalian Expression...TurboRFP-pBAD - Bacterial Expression tdTomato 554 581 95 4.7 1 hr Tandem-dimer pCSCMV:tdTomato - Mammalian Expression...-pBAD - Bacterial Expression mRFP1 584 607 13 4.5 1 hr Monomer pcDNA3-mRFP - Mammalian Expression pMXs-mRFP1... of Biomedical Optics, Feburary 2005, Vol. 10 No. 1, p. 14003 Chu et al. : Nature Methods, May 2014 Vol... Monomer pET mOrange LIC cloning vector (u-mOrange) - Bacterial Expression pCS2+8CmOrange - Zebrafish/...pCS2+8NmOrange - Zebrafish/Xenopus/C.elegans/Sea urchin mOrange-N1 - Mammalian Expression mOrange-C1 -...Expression mOrange-pBAD - Bacterial Expression mOrange2 549 565 35 6.5 4.5 hr Monomer mOrange2-N1 - Mammalian...
  12. Resolute Plasmid Collection

    Type
    Collection
    ...research and innovation programme and EFPIA. Figure 1: Representation of RESOLUTE mission. The combination...CRISPR knockout library targeting human transmembrane transporters. Feedback Please send your feedback to...carrier proteins (SLCs) are the largest family of transporters in the human genome with approximately 450 identified... Medicines Initiative 2 Joint Undertaking under grant agreement No 777372. This Joint Undertaking receives...allow a fast and efficient sub-cloning into a wide range of Gateway-compatible pDEST vectors. ID Plasmid ...overexpression library of human SLC proteins. Human Transporter Knockout Libraries 213695 221409 221410 Superti-Furga...
  13. Bikard Lab - CRISPR Repression Collection

    Type
    Collection
    ...Biology, 2(9), 537–541. DOI: 10.1021/sb400021j Figure 1: Multiplexing CRISPR knockdown to modulate expression...controlling the number of mismatches we can obtain a range of expression levels. This collection comprises ...Together, these plasmids allow to explore the whole range of expression levels for these two reporters simultaneously... S. (2018). Tuning dCas9’s ability to block transcription enables robust, noiseless knockdown of bacterial...
  14. Brzezinski Lab CRISPR Collection

    Type
    Collection
    ...gene activation CRISPR/Cas9 Plasmid Variants Figure 1: Schematic of the CRISPR Collection. Plasmids 159654... and 159655 are single guide expressing double stranded break constructs. Plasmids 171098 and 175570 allow...
  15. Botman-Teusink Yeast FP Collection

    Type
    Collection
    ...proteins in budding yeast. Sci Rep. 2019 Feb 19;9(1):2234. doi: 10.1038/s41598-019-38913-z. PubMed 30783202...Looger LL, von Wirén N, Frommer WB. A cytosolic trans-activation domain essential for ammonium uptake....
  16. Rett Syndrome

    Type
    Collection
    ...) a T ranscriptional R epressor D omain (TRD) the TRD contains a Nuclear receptor Co-Repressor 1/Silencing...affecting females at an incidence of approximately 1:10,000. It is characterized by apparently normal development...reactivation, RNA editing, gene replacement therapy, RNA trans-splicing, and protein replacement to reverse the...cases Rett syndrome can be inherited. In females, random X inactivation results in approximately half of...disease severity. The MECP2 protein is a global transcriptional regulator of thousands of genes and studies...studies have suggested roles in transcriptional repression, activity dependent de-repression, chromatin remodeling...DNA and recruit known co-repressors or other transcriptional modifiers suggests the major function of MECP2...
  17. Distribution to Industry

    Type
    Collection
    ... your account. We will notify you by email within 1 business day regarding your account verification. ... Material Transfer Agreements Most Addgene orders must be accompanied by a material transfer agreement...industry scientists. Please note this does not guarantee availability but lets us know what plasmids would...agreement (MTA), including transfers to for-profit entities. The MTA is a legal agreement between the recipient... the depositing institution(s). It governs the transfer of biological materials and intellectual property...Please see the Sample Agreements on our Technology Transfer Information page for more information. To learn...
  18. Tetracycline Inducible Expression

    Type
    Collection
    ...repression. The new transactivator rtTA ( r everse t etracycline-controlled t rans a ctivator) was created...CMV rtTA3 Blast (w756-1) Lentiviral reverse tetracycline-controlled transactivator 3 (rtTA3) expression...TetR On Geley Transactivators (tTA or rtTA) Find a construct that expresses the transactivator for your tetraycline...Overview of tetracycline regulated inducible transcriptional activation or repression Plasmid...tetracycline and not to the TRE, permitting transcription. Tetracycline-dependent promoters are developed... gene expression, a tetracycline-controlled transactivator (tTA) was developed. tTA was created by fusing... of VP16 (virion protein 16), an essential transcriptional activation domain from HSV (herpes simplex ...
  19. Caltech Systemic Capsids

    Type
    Collection
    ... Caltech and can help guide your decision. Figure 1: Decision tree for choosing your AAV capsid. Your ...tdTomato Control Boyden 83900 pAAV-mDlx-GFP-Fishell-1 Dlx GFP Control Fishell 99130 pAAV-mDlx-NLS-mRuby2....AX with GRE or transgenic animal Oligodendrocytes - AAV-PHP.eB with GRE or transgenic animal Brain vascular....AX with GRE or transgenic animal L5 & Inhibitory - AAV-PHP.eB with GRE or transgenic animal L2/3 & L4...AAV.CAP-B10 with GRE or transgenic animal Excitatory - AAV.PHP.N with GRE or transgenic animal For PNS applications... pAAV-S5E2-GFP-fGFP E2 regulatory element GFP, membrane-targeted GFP Control Dimidschstein 192552 pAAV-CAG... viral prep format. Please note this does not guarantee viral vector packaging service, but lets us know...
  20. Antibody Production

    Type
    Collection
    ...formulation buffer is phosphate-buffered saline containing 1 mM sodium azide. This buffer is not compatible for...extracted from cells, separated by SDS-PAGE, transferred to a membrane, and labeled with the antibody and a species-specific...expression vectors, human embryonic kidney cells are transfected with the plasmid(s) encoding the heavy and light...anti-GFP antibody), the target antigen is first transiently expressed in mammalian cells. To learn which ... The fluorescence pattern is compared to an untransfected control. Immunohistochemistry (IHC) Tissue sections...antibody. Protein expression is compared to an untransfected control and the protein size is confirmed. Residual...contain low levels of co-purified plasmid from transfection. This residual plasmid is extracted and amplified...
  21. New England Biolabs Cell-Imaging Plasmid Collection

    Type
    Collection
    ...cell surface proteins. J Am Chem Soc. 127(37):12770-1. PMID:16159249...with a recognizable sub-cellular localization (membrane, nucleus, etc.) are also available Non-toxic to... is based on the human O6-alkylguanine-DNA-alkyltransferase (hAGT), a DNA repair protein, and is suitable...Vector SNAP-tag Empty backbone for stable and transient mammalian expression 101133 pSNAP-CaaX Control...Control Plasmid SNAP-tag Control for endomembrane (CaaX box) localization 101129 pSNAPf-Cox8A Control Plasmid...Vector CLIP-tag Empty backbone for stable and transient mammalian expression 101134 pCLIPf-H2B Control...pMCP-tag (m) Vector ACP/MCP-tag Empty backbone for transient mammalian expression 101126 pACP-tag (m)- 2 Vector...
  22. CRISPR Plasmids - Prime Edit

    Type
    Collection
    ...available as a substrate for another round. Figure 1: Overview of prime editing. Created with BioRender.com...incorporated into the DNA by reverse transcription. The edited DNA strand displaces the unedited 5’ flap and...Genome Editing Cut Base Edit Nick Prime Edit Transcriptional Regulation Activate Interfere Epigenetics RNA...replace” gene editing method in which a reverse transcriptase (RT) is fused to the C terminus of Cas9 H840A...the target sequence where it nicks the non-target strand and generates a 3’ flap. The 3’ flap binds to the...Moloney murine leukemia virus (M-MLV) reverse transcriptase. Engineering of the PE enzyme and related components...including exploring new sources for the reverse transcriptase. Many PE enzymes and related tools are available...
  23. PEI Calculator for Planning AAV Packaging Transfections

    Type
    Blog Post
    ...packaging transfection. In my lab we regularly use the ratios below: 1 Transfer Plasmid : 1 pHelper: 1 RepCap... plan to transfect: 1 to 10 Fill in experimental details on the spreadsheet: Name your viral prep...calculator in the comments section below. References 1. Choi, Vivian W., et al. "Production of Recombinant...prevent future headaches. To help you plan PEI transfections for AAV packaging, considering using this PEI...Calculator. AAV packaging typically requires transfecting three plasmids at specific molar ratios. To ...PEI calculator for AAV packaging Use the PEI transfection calculator for AAV packaging Select the plasmid...RepCap OR 3 Transfer Plasmid : 5 pHelper: 2 RepCap Select what type of tissue culture dish you will be ...
  24. Arf GTPase Family

    Type
    Collection
    ...component involved in GTPase signaling activity. Figure 1: Locations of ARF superfamily members. Figure from...regulators of membrane traffic, they also play critical roles at cilia, centrosomes, the plasma membrane, lipid...2016). Tracing the archaeal origins of Eukaryotic Membrane-Trafficking System building blocks. Molecular ...., Dacks, J. B., Lambright, D. G., Lee, F. S., Randazzo, P. A., Santy, L. C., Schürmann, A., Wilhelmi,...
  25. CRISPR Plasmids - Bacteria

    Type
    Collection
    ...64325 3xFLAG-dCas9/p-bacteria 3xFLAG-dCas9 pLtetO-1 Fujii Efficient isolation of specific genomic regions...introduce gRNA-targeted single-strand breaks in DNA instead of the double-strand breaks created by wild type... opposite strands of your DNA in close proximity. These double nicks create a double-strand break (DSB...dead dCas9 fused to a transcriptional activator peptide can increase transcription of a specific gene. ...functional CRISPR/Cas enzymes will introduce a double-strand break (DSB) at a specific location based on a gRNA-defined...Genome Editing Cut Base Edit Nick Prime Edit Transcriptional Regulation Activate Interfere Epigenetics RNA...base editors convert C->T (or G->A on the opposite strand) within a small editing window specified by the...
  26. TALEN Guide

    Type
    Collection
    ...coming closer to this DNA targeting ideal. Figure 1: (A) Representation of a zinc finger (ZF) nuclease..., that will probably never happen. Yet with transcription activator-like (TAL) effectors, scientists in...sequence-specific TAL effectors for modulating mammalian transcription. Nat Biotechnol. 2011 Feb;29(2):149-53. PMID...
  27. Viral Vectors

    Type
    Collection
    ...material to specific cells in an organism. Figure 1. Using viral plasmids to generate virus. A) Viral ...Adenoviruses have high transduction efficiency and direct high but transient transgene expression. γ-Retrovirus...virus for gene transfer in clinical trials. These viruses have a relatively high transduction efficiency,...Dividing/Non-dividing Yes Low AAV Transient or Stable* single stranded linear DNA ∼4.5 Kb 18-26 Dividing.../Non-dividing No* Very Low Adenovirus Transient double stranded linear DNA >8 Kb 105 Dividing/Non-dividing...are versatile tools because of their ability to transduce non-dividing cells. These viruses enable long-...immunogencity. These viruses can direct long-term transgene expression, but generally are not permanently ...
  28. Starter Guide to induced Pluripotent Stem Cells (iPSCs) Part 2:  Reprogramming and Transdifferentiation

    Type
    Blog Post
    ...type of choice in vitro is known as reprogramming [1]. The process can be divided into two stages: Dedifferentiation...//www.linkedin.com/in/kmukherjeephd/.  References 1. Hochedlinger, K. and R. Jaenisch, Nuclear reprogramming...from human peripheral blood. Cell Stem Cell, 2010. 7(1): p. 15-9. PubMed PMID: 20621044. PubMed Central PMCID...induced pluripotent stem cells. Hepatology, 2010. 51(1): p. 297-305. PubMed PMID: 19998274. PubMed Central... pluripotent stem cells. Nat Biotechnol, 2014. 32(1): p. 84-91. PubMed PMID: 24291815. PubMed Central ...keratinocyte lineage. Methods Mol Biol, 2014. 1195: p. 1-12. PubMed PMID: 24510784. PubMed Central PMCID: PMC4096605...induced pluripotent stem cells. PLoS One, 2010. 5(1): p. e8763. PubMed PMID: 20098701. 31. Tang, Z.H., et ...
  29. CRISPR 101: Cytosine Transversion Editors

    Type
    Blog Post
    ...details on how they work!) Figure 1: Base transitions are edits between the purine bases (adenine... inducing targeted DNA transversions in human cells. Nature Biotechnology, 39(1), 41–46. https://doi.org...R-loop structure. In order to bind DNA, Cas9 requires (1) a guide RNA, (2) a complementary DNA sequence, and...given the pithier name CGBE1, for “C → G Base Editor 1,” and had a C → G editing efficiency of up to 68%... the CGBE: DNA polymerase D2 (POLD2), exonuclease 1 (EXO1), and RNA binding motif protein X-linked (RBMX...excision repair proteins. Nature Communications, 12(1), 1384. https://doi.org/10.1038/s41467-021-21559-9...machine learning methods. Nature Communications, 12(1), 4902. https://doi.org/10.1038/s41467-021-25217-y...
  30. CRISPR Plasmids - Plants

    Type
    Collection
    ...Hyg Chen 86196 pYPQ141-ZmUbi-RZ-As Maize ubiquitin 1 none As Cpf1 Qi 91715 pKEE401 yes, cut S. pyogenes...introduce gRNA-targeted single-strand breaks in DNA instead of the double-strand breaks created by wild type... opposite strands of your DNA in close proximity. These double nicks create a double-strand break (DSB...dead dCas9 fused to a transcriptional activator peptide can increase transcription of a specific gene. ...Genome Editing Cut Base Edit Nick Prime Edit Transcriptional Regulation Activate Interfere Epigenetics RNA...functional CRISPR/Cas enzymes will introduce a double-strand break (DSB) at a specific location based on a gRNA-defined...base editors convert C->T (or G->A on the opposite strand) within a small editing window specified by the...
  31. Viral Production

    Type
    Collection
    ...to determine purity of the AAV preparation. Figure 1: Silver staining of purified and non-purified AAV ...Link opens in a new window) . Transfections are performed using the transfer plasmid, a plasmid encoding...cell cultures are inspected for sterility. Transducibility Some viral vectors are tested in vitro and ...section for images). Figure 2: AAV Pro cells were transduced with either pAAV-Ef1a-mCherry-IRES-Cre (55634...filtration through a 0.45 µm polyethersulfone (PES) membrane. The preparations are then aliquoted, frozen, ...opens in a new window) ). Briefly, 293T cells are transduced with serial dilutions of a lentiviral vector,... taken off-line and discarded. Confirmation of Transfer Plasmid Addgene uses a rigorous barcode matching...
  32. Measuring Kinase Activity at the Single-Cell Level with Kinase Translocation Reporters (KTRs)

    Type
    Blog Post
    ...activity in single cells using translocation reporters. Nature protocols, 13 1, 155-169. PMID: 29266096. Find...Kinases: they regulate many proteins, with ~1/3 of human proteins predicted to be phosphorylated on at...which have previously been characterized. See Box 1 in Kudo et al. for more details on the design of the...phosphatase-accessible. Kinase Translocation Reporters (KTRs) Kinase Translocation Reporters (KTRs) are genetically...particularly important for regulating signal transduction and measuring kinase activity at the single-...provides an alternative tool with their Kinase Translocation Reporters (KTRs) whose cellular localization...activity is enhanced, leading to cytoplasmic translocation of the reporter. As a result, the KTR is shuttled...
  33. Plasmids 101: Broad Host Range Plasmids

    Type
    Blog Post
    ...Table 1 has a detailed list of the bacterial species these plasmids are compatible with.  Table 1: Non-...Figure 1: Idealized examples of a narrow host range plasmid with only one ori and a broad host range plasmid...Improved broad-host-range plasmids for DNA cloning in Gram-negative bacteria. Gene, 70(1), 191–197. https... N.J.), 765, 327–343. https://doi.org/10.1007/978-1-61779-197-0_19  Meyer, R. (2009). Replication and ...?  Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Tranfection...define plasmid host range, identify a few of the features that confer broad host range in plasmids in nature...features to create broad host range recombinant vectors.  A plasmid’s host range is determined by the different...
  34. Plasmids 101: Using Transposons in the Lab

    Type
    Blog Post
    ...138920210790886871 Pray, L. (2008) Transposons: The jumping genes. Nature Education 1(1):204. https://www.nature.com...reverse transcriptase activities.    Figure 1: Overview of retrotransposon transposition. Retrotransposons...are also known as retrotransposons. They transpose by a ‘copy-paste’ mechanism (Fig. 1). They first copy...their host’s genome.   There are two types of Class 1 TEs: those with long terminal repeats (LTRs) and those...CRISPR-Cas system. This system has four major components: 1) a CRISPR RNA (crRNA), 2) four proteins (TniQ, Cas8...express a transposase or reverse transcriptase so they can transpose. Both class I and II transposons can be...eukaryotic genomes.  Components of a transposon system Transposon: The transposon is the DNA sequence that moves...
  35. Adenovirus Guide

    Type
    Guide
    ... large inserts AdEasier-1 cells BJ5183 E. coli cells containing the pAdEasy-1 packaging plasmid 911E4 ... enzyme PmeI. This construct is then transformed into AdEasier-1 cells , which are BJ5183 E. coli cells...adenoviral backbone pAdEasy-1 is suitable for most purposes. For especially long transgenes, the use of pAdEasy...capacity E4 Essential for viral transcription; Supplied by the pAdEasy-1 packaging plasmid or 911E4 packaging...Glossary Packaging Vocabulary Term Definition pAdEasy-1 Adenovirus packaging plasmid that lacks E1 and E3 ...36-Kb double-stranded DNA (dsDNA) molecule containing multiple, heavily spliced transcripts. At either ...recombination of the transgene into the adenoviral plasmid. One can also co-transform standard BJ5183 with...
  36. Addgene-Seeding Labs Plasmid Grant: Accelerating Science Globally - 5 Scientists, 4 Countries & 3 Continents!

    Type
    Blog Post
    ... compounds with various antimicrobial activities (1). She has developed a fast endophyte screening system...us coordinate and promote the awards. References 1. Martinez-Klimova, Elena et al. “Endophytes as sources...antibiotic” Biochemical Pharmacology 2017 Jun 15;134:1-17. PubMed PMID: 27984002. 2. Bilan, Dmitry S. et ...Addgene-Seeding Labs Plasmid Grant Check Out Previous Addgene-Seeding Labs Plasmid Grant Awardees Listen to Our...Labs and Addgene. The Addgene-Seeding Labs plasmid grant is a collaborative endeavor providing plasmids to...who were awarded the Addgene-Seeding Labs Plasmid grant this year. These scientists work on projects spanning...and to increase the potential for this drought tolerant plant, Dr. Robertson aims to make use of the CRISPR...
  37. RANbodies: Reporter Nanobody Fusions

    Type
    Blog Post
    ...each reporter or check out table 1 for a summary. HRP HRP tagged RANbodies don’t require a secondary antibody... Table 1: Summary of the Key Features of HRP, Spaghetti Monster, and Chicken IgY Domain RANbody Reporters...NIH’s Developmental Studies Hybridoma Bank (DSHB). 1 ml of antibody-containing hybridoma supernatant is... generate and costly to share. What is a RANbody? A RANbody is a fusion between a reporter and a nanobody...nanobody sequence could be used to make a RANbody. RANbodies are expressed in 293T cells and are secreted...smaller size of RANbodies compared to antibodies. Staining with multiple HRP-RANbodies is indistinguishable...HRP-conjugated RANbody can be used at a time. Samples can be sequentially stained with two HRP RANbodies if the...
  38. Treating Muscular Dystrophy with CRISPR Gene Editing

    Type
    Blog Post
    ...course much more difficult than in cell culture, but Ran et al. have shown that CRISPR and AAV can be used...Thakore PI, Moreb EA, Rivera RM, Madhavan S, Pan X, Ran FA, Yan WX, Asokan A, Zhang F, Duan D, Gersbach CA...WL, Widrick JJ, Yan WX, Maesner C, Wu EY, Xiao R, Ran FA, Cong L, Zhang F, Vandenberghe LH, Church GM, ...: 25692716. PubMed Central PMCID: PMC4335351. 9. Ran FA, Cong L, Yan WX, Scott DA, Gootenberg JS, Kriz...X-linked recessive disorder affecting approximately 1 in 5000 males. DMD is caused primarily by frameshift... applicable to 80% of DMD patients. Figure 1: Exon skipping strategies for Duchenne muscular dystrophy...needed. First, CRISPR delivery must be optimized to: 1. Reach a high percentage of muscle cells throughout...
  39. 5 Tips for Troubleshooting Viral Transductions

    Type
    Blog Post
    ...obstacles when working with virus: 1. Viral vectors undergo DNA rearrangements. Depending on the composition...approximately 20–50% of the packaging cells after 1–3 days of selection. A lower percentage of surviving...up-to-date tips for your virus experiments. References 1. Anthony, Simon J., et al. "A strategy to estimate...may undergo genomic rearrangements during replication. To avoid genomic rearrangements, try amplifying the...immediately prior to their transduction has been shown to increase AAV transduction efficiency by approximately...immediately following transfection. In other words, when exchanging the medium after transfecting cells, replace...Fibronectin is another membrane-interacting protein that can be used to enhance transduction efficiency in cells...
  40. Tips for arabidopsis transformation

    Type
    Blog Post
    ...if you obtained a transformant with a single insertion because it will segregate 3:1 in the T2 generation...lineage and has made countless transgenic plants in the process.     References 1. Emami, S., Yee, M. and Dinneny...Methods. BioMed Central, 2(1), p. 19. doi: 10.1186/1746-4811-2-19. PubMed PMID: 17087829. PubMed Central... which is ease of transformation. There are many motivations to generate transgenic Arabidopsis, from ...from studying transcriptional and translational dynamics of genes and proteins in living plants, to complementing... dip transformation method. The general steps for this method include: Cloning and transforming a plasmid...integrates transfer DNA (tDNA) into the genomes of the plants it attacks Growing the transformed agrobacterium...
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