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We narrowed to 754 results for: REV

Showing: 41 - 80 of 754 results
  1. Viral Vectors 101: Pseudotyping

    Type
    Blog Post
    ...development of pseudoviruses for enveloped viruses. Rev Med Virol 28:e1963 . https://doi.org/10.1002/rmv.1963...For more details, check out this review article published in Reviews in Medical Virology (Li et a., 2018...ultracentrifugation which helps scientists achieve a high titer (reviewed in Joglekar and Sandoval, 2017). This high titer...can be used for specific purposes as described previously (Table 1, Gutierrez-Guerrero, et al, 2020). Because...travel retrogradely, and jump the synapse to the previous neuron (Wichersham et al., 2007). However, once...specific to suit your needs. Check out some of these review articles to find tables and information on different...
  2. Viral Vectors 101: Integrase-Deficient Lentiviral Vectors

    Type
    Blog Post
    ...genome. The packaging plasmid contains Gag, Pol, Rev, and Tat genes. Specifically for our knowledge here...integration, and how researchers have modified them to prevent this integration.  Lentiviruses evolved to integrate... continue. They rely on a viral protein called reverse transcriptase to convert their RNA genomes into...viral genome is then part of the cellular DNA… forever!  This can be an advantage for researchers looking...integrase-deficient lentiviral vectors, let’s briefly revisit the basic biology of lentiviral vectors (for a ...processed from the larger protein: PR (protease), RT (reverse transcriptase), and IN (integrase). These viral... viral life cycle initially proceeds as usual. Reverse transcription of the transgene occurs in the cytoplasm...
  3. What is Polymerase Chain Reaction (PCR)

    Type
    Protocol
    ...PCR tubes. Put 50µl – 2.5µl (fwd primer) – 2.5µl (rev primer) = 45µl volume of master mix to add to each...primers for 30 seconds at 55°C: The forward and reverse primers are stable within this temperature range...nt) 2.5 μL Forward Primer (10 μM stock) 2.5 μL Reverse Primer (10 μM stock) 36.8 μL Sterile dH 2 O 0.2...nt) 2.5 μL Forward Primer (10 μM stock) 2.5 μL Reverse Primer (10 μM stock) 0.2 μL Taq DNA Polymerase ...DNA can be added to the master mix. Forward and Reverse Primers DO NOT get added to a master mix. Place...several times. Keep tube on ice. Add the forward and reverse primers to the thinned walled PCR tubes. Note: ... primer onto one side of the tube wall and the reverse primer onto the other. Add the master mix to the...
  4. CRISPR 101: Engineering the Plant Genome Using CRISPR/Cas9

    Type
    Blog Post
    ...–Cas in agriculture and plant biotechnology. Nat Rev Mol Cell Biol 21:661–677 . https://doi.org/10.1038...cytosine base editor or adenine base editor) and reverse transcriptase-mediated prime editing technologies...precise edits tend to be more efficient than HDR (reviewed in Zhu et al., 2019). Both cytosine base editors...Lew TTS, Sweeney CJ, Koman VB, Wong MH, Bohmert-Tatarev K, Snell KD, Seo JS, Chua N-H, Strano MS (2019)...
  5. Plasmids 101: Using Transposons in the Lab

    Type
    Blog Post
    ...Eukaryotic Genomes. Annu Rev Genet 41:331–368. https://doi.org/10.1146/annurev.genet.40.110405.090448 Kumar...transcripts and then rely on a reverse transcriptase enzyme to reverse transcribe back into DNA before...another. This protein is either a transposase or a reverse transcriptase, depending on the mechanism of transposition...: gag and pol. The pol polyprotein encodes the reverse transcriptase and integrase enzymes which are required... with a poly(A). ORF2 encodes endonuclease and reverse transcriptase activities.    Figure 1: ...themselves as RNA transcripts and then use their reverse transcriptase (RT) enzyme to convert back into ...need to move around, either a transposase or a reverse transcriptase. Non-autonomous transposons, however...
  6. RNA Interference in Plant Biology: New Tools for an Old Favorite

    Type
    Blog Post
    ...RNA Interference. Annu Rev Biophys 42:217–239 . https://doi.org/10.1146/annurev-biophys-083012-130404 ...downstream of DNA, such as RNA interference, can reversibly exert their effect independent of gene copy number...techniques It is fair to say that CRISPR has revolutionized molecular biology and has enabled functional...same gene. However, recent work has called this prevalent assumption into question. Specifically, CRISPR-generated...DNA template for the RNAi trigger is the most prevalent method due to ease of use and capacity to generate...RNA Interference System in Physcomitrella patens Reveals a Dominant Role of Augmin in Phragmoplast Microtubule...
  7. AAV Titration by qPCR Using SYBR Green Technology

    Type
    Protocol
    ... 2012 ) fwd ITR primer, 5'-GGAACCCCTAGTGATGGAGTT rev ITR primer, 5'-CGGCCTCAGTGAGCGA ITR-containing plasmid...water, then SYBR master mix, then the forward and reverse primers. Vortex briefly, immediately before use... μL 100 μM Forward Primer 0.15 μL 15 μL 100 μM Reverse Primer 0.15 μL 15 μL Nuclease Free Water 4.7 μL... made in step #1): Volume of 2 x 10 9 stock or previous dilution (μL) Volume of nuclease-free water (uL...
  8. Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins

    Type
    Blog Post
    ... and mechanobiology: seeing is believing." Annu. Rev. Biomed. Eng. 10 (2008): 1-38. PubMed PMID:18647110... 570/ 596 Reversible photoactivation In contrast to irreversible PA-FPs, reversible PA-FPs (also known... into 2 main categories - those with irreversible and reversible photoactivation - and have enabled sophisticated...sophisticated imaging techniques.     Irreversible photoactivation Irreversible PA-FPs can be switched on from...another group of reversible PA-FPs. These were engineered to be the first reversible, monomeric red fluorescent...their fluorescence can be switched on and off reversibly. This ability to modulate fluorescence allows...takes less than a second. The first successful irreversible PA-FP reported was PA-GFP. PA-GFP was derived...
  9. Lentivirus ddPCR Titration

    Type
    Protocol
    ...primers and probes targeting integrated copies of the Rev response element (RRE) in the target cells but can...tgtgccttggaatgctagt probe (FAM): tttggaatcacacgacct reverse primer: aatttctctgtcccactccatc PrimePCR ddPCR Copy...
  10. Genetic Code Expansion

    Type
    Collection
    ... of genetic code expansion in cell biology . Nat Rev Mol Cell Biol, 13 (3), 168–182. https://doi.org/10.1038...pAB228v TrpRS S. cerevisiae Bacterial Ahmed Badran 209745 pAB228v6 TrpRS S. cerevisiae Bacterial Ahmed ...things to consider. If you are working off of a previously established protocol, make sure to match the ..., ncAA concentration, and the cell lines used previously. Remember that the orthogonal pairs of aaRS and...209746 pAMC070n1a12 ScTrpRS, Lum1PylRS, MmPylRS S. cerevisiae, Lum1, M. mazei Bacterial Ahmed Badran 212122...window) Credits Contributing Authors Written and reviewed by the Scientific Curation team at Addgene. Media...opens in a new window) Last Updated Content last reviewed on 19 November 2025. Catalog items are updated...
  11. Lentiviral Vector Guide

    Type
    Guide
    ... containing reverse transcriptase and integrase components. rev in trans Binds to the Rev Response Element... , pol , tat , and rev Two plasmids, one encoding gag/pol and another encoding rev Envelope Plasmid Interchangeable...nuclear export. RRE in cis Rev Response Element; the sequence to which the Rev protein binds. Psi (Ѱ) in...additionally require the regulatory genes tat and rev , along with virus-specific accessory genes (for ...genes gag and pol , and regulatory genes tat and rev ; separated into two plasmids in third generation...Packaging plasmid — contains gag , pol , tat , and rev Envelope plasmid — contains env All second-generation...contains gag and pol Packaging plasmid 2 — contains rev Envelope plasmid — contains env Third-generation ...
  12. Protocol - pLKO.1 – TRC Cloning Vector

    Type
    Protocol
    ... replication. 5’LTR 5’ long terminal repeat. RRE Rev response element. A.3 Related Products The following... RNA polymerase III. Note that these were the prevailing guidelines when the pLKO.1 vector was created...CCGG—21bp sense—CTCGAG—21bp antisense—TTTTTG 3’ Reverse oligo: 5’ AATTCAAAAA—21bp sense—CTCGAG...AATGCCTACGTTAAGCTATAC CTCGAG GTATAGCTTAACGTAGGCATT TTTTTG 3’ Reverse oligo: 5’ AATTCAAAAA AATGCCTACGTTAAGCTATAC...the sticky ends of EcoRI and AgeI. Forward and reverse oligos are annealed and ligated into the pLKO.1...concentration of 20 μM, then mix: 5 μL Forward oligo 5 μL Reverse oligo 5 μL 10x NEB buffer 2 35 μL ddH 2 O Incubate...TRC Cloning Vector The following steps were the prevailing guidelines when the pLKO.1 vector was created...
  13. Sequencing Primers

    Type
    Guide
    ...cell virus Forward MSCV-rev CAGCGGGGCTGCTAAAGCGCATGC Murine stem cell virus Reverse MT1-F GCTGTCCTCTAAGCGTCACC...tdTomato Forward tdTomato-Rev TCTTTGATGACGGCCATGT 5' end of tdTomato Reverse Tet-R GGCGAGTTTACGGGTTGTTA...' end of DsRed1 Reverse EBV Reverse GTGGTTTGTCCAAACTCATC SV40 polyA terminator Reverse Ecdysone Forward... pGP704 vector Reverse pHybLex Reverse GAGTCACTTTAAAATTTGTATACAC ADH terminator Reverse pLTet-F ACTGAGCACATCAGCAGGAC...TGTAAAACGACGGCCAGT In lacZ gene Forward M13 Reverse CAGGAAACAGCTATGAC In lacZ gene Reverse M13/pUC Forward CCCAGTCACGACGTTGTAAAACG...lacZ gene Foward M13/pUC Reverse AGCGGATAACAATTTCACACAGG In lacZ gene Reverse MSCV Forward CCCTTGAACCTCCTCGTTCGACC...virus Forward MSCV Reverse CAGCGGGGCTGCTAAAGCGCATGC Murine stem cell virus Reverse pBABE 5' CTTTATCCAGCCCTCAC...
  14. Fluorescent Protein Guide: Biosensors

    Type
    Collection
    ...Written and reviewed by the Scientific Curation team at Addgene. Last Updated Content last reviewed on 4 December...Khakh ATP FRET-based ATP sensor ATeam1.03-nD/nA Reversible dimerization of Aequorea victoria fluorescent...patterning of cGMP in vascular smooth muscle cells revealed by single GFP-linked biosensors. Proc Natl Acad...Peredox-mCherry in plants In Vivo NADH/NAD+ Biosensing Reveals the Dynamics of Cytosolic Redox Metabolism in Plants...in plants A family of NADPH/NADP(+) biosensors reveals in vivo dynamics of central redox metabolism across...for pyruvate A highly responsive pyruvate sensor reveals pathway-regulatory role of the mitochondrial pyruvate...pHluorin Two pathways of synaptic vesicle retrieval revealed by single-vesicle imaging. Neuron. 2009 Feb 12...
  15. Brain Initiative Collection

    Type
    Collection
    ...pAAV-EF1a-iCreV can be used to generate AAV virus that will express light-inducible site-specific iCreV recombinase...pAAV-EF1a-iDreV can be used to generate AAV virus that will expresslight-inducible site-specific iDreV recombinase...Neurotechnologies® (BRAIN) Initiative aims to revolutionize our knowledge of the human brain through the... behavior. Long desired by researchers, the revolutionary dynamic picture of the brain generated through...will provide novel ways to treat, cure, and even prevent brain disorders. The BRAIN Initiative supports ...
  16. Open Enzyme Collection

    Type
    Collection
    ...Ligases DNA Polymerases Restriction Endonucleases Reverse Transcriptases RNA Polymerases Other Enzymes Additional...DNA polymerases, RNA polymerases, DNA ligases, reverse transcriptases, and restriction enzymes. These ...reaction (PCR), cloning, isothermal amplification, reverse transcription of RNA into DNA, and dNTP synthesis...Ligases DNA Polymerases Restriction Endonucleases Reverse Transcriptases RNA Polymerases Other Enzymes DNA...pOpen-XbaIR XbaI 165568 pOpen-NcoIR NcoI Return to top Reverse Transcriptases Addgene ID Plasmid Gene/insert 165546...pOpen-MMLV_RT (mut H) Moloney Murine Leukemia Virus (MMLV) Reverse Transcriptase (RNAse H deactivated by 3 mutations... (lack H) Moloney Murine Leukemia Virus (MMLV) Reverse Transcriptase RNaseH - (lacking RNaseH domain) ...
  17. CRISPR Guide

    Type
    Collection
    ...the donor template, incorporating mutations that prevent further Cas9 cleavage will improve the accuracy... method in which Moloney Murine Leukemia Virus Reverse Transcriptase (M-MLV RT) is fused to the C-terminus...the desired edit is incorporated into the DNA by reverse transcription. The edited DNA strand displaces ...editing. PASTE uses a CRISPR-Cas9n fused to both a reverse-transcriptase and a serine integrase (Bxb1), along...dCas9-mediated gene activation or repression is reversible, as it does not permanently modify the genomic...multiple fusions. The effects of CRISPRi/a may be reversible once the effector is inactivated or removed from... and even cell differentiation. The system is reversible, with a companion CRISPRon to undo repression...
  18. CRISPR Plasmids - Prime Edit

    Type
    Collection
    ...search and replace” gene editing method in which a reverse transcriptase (RT) is fused to the C terminus of...the desired edit is incorporated into the DNA by reverse transcription. The edited DNA strand displaces ... use the Moloney murine leukemia virus (M-MLV) reverse transcriptase. Engineering of the PE enzyme and...editing, including exploring new sources for the reverse transcriptase. Many PE enzymes and related tools...additional protection added to 3’ tail of pegRNA to prevent RNA degradation For more in-depth information on...Design Tools CRISPR Blogs CasPEDIA Content last reviewed: 17 October 2025 Do you have suggestions for other...
  19. Chemogenetics Guide

    Type
    Guide
    ...Neuronal Biology. Physiol Rev, 98 (1), 391–418. https://doi.org/10.1152/physrev.00009.2017 PMID: 29351511...brain functions. Annu Rev Neurosci, 37 , 387–407. https://doi.org/10.1146/annurev-neuro-071013-014048 PMID...Written and reviewed by the Scientific Curation team at Addgene. Last Updated Content last reviewed on 4 March...alternatives for experiments. Perlapine has been previously used in human populations in Japan, making it...Bonci, A., & Michaelides, M. (2017). Chemogenetics revealed: DREADD occupancy and activation via converted...
  20. Tetracycline Inducible Expression

    Type
    Collection
    ...Written and reviewed by the Scientific Curation team at Addgene. Last Updated Content last reviewed on 20 June...most popular choices for rapid, efficient, and reversible control of gene expression in eukaryotes. To ...VP16 transcriptional activation domain); rtTA: reverse tetracycline-controlled transactivator (fusion ...for tetracycline-dependent repression led to a reverse Tet repressor, or rTetR, which specifically binds...the TRE in the presence of tetracycline. A new reverse tetracycline-controlled transactivator (rtTA) was...system, even though the DNA-binding profile is reversed (Figure 1). However, rtTA can induce much stronger...
  21. Botman-Teusink Yeast FP Collection

    Type
    Collection
    ...group. Reviewed by the Scientific Curation team at Addgene. Last Updated Content last reviewed on 12 August...red fluorescent protein tagging vectors for S. cerevisiae. PLoS One, 8 (7):e67902. https://doi.org/10.1371... fluorescent protein tagging in Saccharomyces cerevisiae. Yeast, 21 (8):661-70. https://doi.org/10.1002...selection markers for engineering in Saccharomyces cerevisiae. Microb Cell Fact, 12 :96. https://doi.org/10.1186...
  22. Caltech Systemic Capsids

    Type
    Collection
    ...140135 pAAV-EF1a-iCreV EF1a light-inducible recombinase iCreV Zeng 140136 pAAV-EF1a-iDreV EF1a light-inducible...strains. **AAV1-X1 has not been tested in rats. Abbreviations: AAV, adeno-associated virus; GRE, gene regulatory...check out Addgene's blog on Systemic Capsids . To review performance data of each of these serotypes, please...light-inducible recombinase iDreV Zeng 140137 pAAV-EF1a-iFlpV EF1a light-inducible recombinase iFlpV Zeng 164450...
  23. 27 Hot Plasmids from 2016

    Type
    Blog Post
    ...2009. PubMed PMID: 19633652 Court, et al. Annu Rev Genet. 2002. PubMed PMID: 12429697 Lajoie, et al...this screen the authors were able to identify 7 previously unsuspected genes with known roles in ER-associated... fitness-related genes than have been found in previous screens of this type. They were also able to functionally...backward compatible with all TAL effector scaffolds previously constructed for the Golden Gate TALEN and TAL..., SnoopTag/SnoopCatcher, that can be used to irreversibly link desired proteins together via a spontaneous...isopeptide bond. When used in combination with their previously described SpyTag/SpyCatcher pair, multiple protein... industry, depend on the yeast, Saccharomyces cerevisiae, as a key host for the production of their products...
  24. Empty Backbones - Choosing Your Perfect Plasmid Backbone

    Type
    Collection
    ... vectors - PCR-based C-terminal tagging in S. cerevisiae pCS2FLAG - N- or C-terminal 2xFLAG...of proteins on the extracellular surface of S. cerevisiae cells His-tagged versions of pFastBac LIC vectors...Plasmids page pBF3060 - Metabolic engineering in S. cerevisiae TALENs Gene targeting TALEN kits - Construct ... and expression of bacterial gene clusters S. cerevisiae plasmids for multiple marker selection TRP1 Yeast...InvivoGen trademark. Return to top Content last reviewed 28 May 2025. Do you have suggestions for other...
  25. Zhang Lab CRISPR Page

    Type
    Collection
    ... plasmid can be digested using SapI, which will reveal sticky ends to enable the rapid ligation of annealed...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...
  26. Cre-Lox and Other Site-Specific Recombinases

    Type
    Collection
    ... derived from P1 E. coli bacteriophage and S. cerevisiae , respectively. Other tyrosine recombinases include... the region of DNA between the target sites is reversed. B) If the target sites are on the same DNA strand...cassette) placed upstream of a gene of interest will prevent gene expression in the absence of Cre. In the presence...Tracing CRISPR Plasmids and Resources Content last reviewed on 31 July 2025. Do you have suggestions for other...
  27. Antibody Guide

    Type
    Collection
    ...Description Configuration and Valency Subclasses IgA Prevalent antibody in secretions (e.g. tears, saliva, mucus... in the cell, and sample processing can hide or reveal epitopes on an antigen. Monoclonal antibodies only...block the membrane to remove excess antibody and prevent unwanted binding. Incubate the membrane with a ...should be run with: a positive control, a sample previously verified to contain your protein of interest ...interest, as described in the IP section above. Reverse the crosslink, isolate DNA, and perform downstream...
  28. Microbiology Resources

    Type
    Collection
    ... S. cerevisiae - Dueber Lab Yeast Prototrophy : Restoration of prototrophy in common S. cerevisiae lab...color. External Resources European Saccharomyces Cerevisiae Archive for Functional Analysis (EUROSCARF) (...
  29. Trimmer Lab NeuroMab Collection

    Type
    Collection
    ... Lgi1 Mouse Mouse IgG2a 177528 Anti-Brevican [N294A/10R] Brevican Rat Mouse IgG2a 177529 Anti-GluN1 [N308...ARHGAP4 Mouse Mouse IgG2a 190309 Anti-Brevican [N294A/6] Brevican Rat Mouse IgG2a 190311 Anti-NSD1 [N312...Synaptotagmin-7 Mouse Mouse IgG2a 220429 Brevican [N294A/10R-2b] Brevican Rat Mouse IgG2a 220430 BAF53b [N332B...external) Human Mouse 206772 Brevican scFv [N294A/6] N294A/6 scFv Brevican Rat Mouse 206773 GluN3A/NR3A...
  30. Optogenetics Guide

    Type
    Guide
    ...Optogenetics for light control of biological systems. Nat Rev Methods Primers, 2 , 55. https://doi.org/10.1038/...biophysics of microbial rhodopsins in neuroscience. Q Rev Biophys, 57 , e1. https://doi.org/10.1017/S0033583523000033...-activated reversible inhibition by assembled trap; inhibits protein function by reversibly sequestering...Written and reviewed by the Scientific Curation team at Addgene. Last Updated Content last reviewed on 23 Feburary...continue to engineer new tools and improve upon previous tools through engineering, design, and mutagenesis...protein that forms photolabile homodimers with slow reversal kinetics and a UV-B absorption profile 282 BLUF...large multi-subunit complexes in the dark and reversibly dissociate upon blue light stimulation 450 Cryptochromes...
  31. Bacterial Expression Systems

    Type
    Collection
    ...Written and reviewed by the Scientific Curation team at Addgene. Last Updated Content last reviewed on 17 June...out genes or introducing specific mutations can reveal important insights into gene function. These genetic...
  32. Plan Your Experiment

    Type
    Collection
    ...RNA (pegRNA) Prime editor (Cas9 nickase fused to reverse transcriptase (RT)) Can edit within a wider window...the gRNA vector you have chosen, so it is best to review the protocol associated with the specific plasmid...doi.org/10.1038/nbt.3081 PMID: 25357182 Content last reviewed on 11 July 2025....
  33. Fluorescent Protein Guide: Empty Backbones

    Type
    Collection
    ...pBAD-PSmOrange2 - Bacterial Expression Return to top Reversibly Photoswitchable (e.g. Off to On to Off) Protein...Lambert Credits Contributing Authors Written and reviewed by Erik Snapp (Albert Einstein College of Medicine...Curation team at Addgene. Last Updated Content last reviewed on 25 September 2025. Do you have suggestions ...
  34. CRISPR Plasmids - Parasites

    Type
    Collection
    ...with CRISPR-Cas9 gene editing have propelled both reverse and forward genetics of these parasites. Moreover...Design Tools CRISPR Blogs CasPEDIA Content last reviewed: 9 December 2025 Do you have suggestions for other...
  35. Mammalian RNAi Tools

    Type
    Collection
    ...Similarities and differences . Advanced Drug Delivery Reviews, 61 (9), 746–759. PubMed (Link opens in a new window..., Zhang, J., & Feng, L. (2023). A comprehensive review of small interfering RNAs (siRNAs): mechanism, ...
  36. CRISPR Plasmids and Resources

    Type
    Collection
    ...modified from a bacterial immune system to a revolutionary tool for genome engineering. CRISPR Topic Page...breaks. Prime Edit Cas nickase enzymes fused to reverse transcriptase install new genetic information into...
  37. SARS-CoV-2 Pseudotyped Virus

    Type
    Collection
    ...critical for developing therapeutic strategies to prevent viral spread. As a Biosafety Level 3 (BSL-3) agent... Plasmid Collection Return to top Content last reviewed on 01 October 2025. Do you have suggestions for...
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