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Showing: 61 - 80 of 120 results
  1. Plan Your Experiment

    Type
    Collection
    ...alleles. Involves PCR amplification of targeted region from DNA, subcloning into a plasmid, and screening...Additionally, many plasmids containing validated gRNAs are now available through Addgene. These plasmids contain ...how to design your gRNA . Browse Plasmids: gRNAs Synthesize and clone desired gRNAs Once you have selected...inserted into plasmids containing the gRNA scaffold using standard restriction-ligation cloning. However, ...cell population. The region of interest is PCR amplified, PCR products are denatured-renatured, treated... The PCR product is then run on an agarose gel to determine whether the edit was successful. PCR amplification...screening individual clones. PCR amplification and next-generation sequencing (for HDR or NHEJ): Provides quantitative...
  2. The Power Behind NGS Plasmid Validation: seqWell

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    Blog Post
    ...Joe Mellor, Founder and CEO of seqWell Inc. Plasmids and PCR products are the bread and butter of molecular... about the presence of non-plasmid DNA or heterogeneous and/or mixed clones present in the original sample... circularized plasmids from plexWell™ NGS data. Once Addgene produces plates of plasmid DNA, they are ...using these methods for routine processes like plasmid validation. At seqWell, Inc., our mission is to...Addgene’s large and growing collection of curated plasmids from all over the world. The rest of this piece...partnership with Addgene to sequence large numbers of plasmids. plexWell™ technology overview For any NGS experiment...individual input DNA samples (e.g. a collection of 96 plasmids on a plate) will typically have a wide range of...
  3. INTEGRATE: Bacterial Genome Engineering Using CRISPR-Transposons

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    Blog Post
    ... involving two-plasmid or single-plasmid systems (Vo et al., 2020). In the two-plasmid system, an effector... follows a simple workflow: Clone spacer(s) into the CRISPR array Clone desired DNA cargo into the mini-transposon...Transform plasmid(s) into cells and plate overnight Screen colonies phenotypically or by PCR/sequencing...group’s initial report of VchINT, three separate plasmids and multiple promoters were used to express the...effector plasmid (pEffector) expresses all seven required genes and the CRISPR RNA under the same promoter...promoter, and a donor plasmid (pDonor) encodes the mini-transposon. pEffector and pDonor can also be combined...combined in single-plasmid INTEGRATE (pSPIN), which offer simple transformations for smaller cargos, and ...
  4. Even more elegant: Single injection CRISPR/Cas9 in C. elegans

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    Blog Post
    ...remove the selection marker. Other labs have used PCR-based screening to detect mutants, but this method... To use this SEC-based system, first design and clone 500-700 bp homology arms for your gene of interest...This construct will serve as the repair template plasmid to create fluorescent and 3xFLAG-tag fusion proteins...proteins. The repair template and Cas9-sgRNA plasmid is then injected into the germline of young adult ....115.178335. [Epub ahead of print] PubMed. Find plasmids from this publication at Addgene. Other strategies...10.1038/nmeth.2641. Epub 2013 Sep 1. PubMed. Find plasmids from this publication at Addgene. Scalable and...genetics.114.170423. Epub 2014 Sep 23. PubMed. Find plasmids from this publication at Addgene. Additional...
  5. Quantifying DNA? Here are Five DNA Quantification Methods to Consider

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    Blog Post
    ...to elute and store your plasmid DNA Learn about the different grades of plasmid DNA preps Resources on...Reference Find plasmids for your research Browse protocols for molecular biology, cloning, and more ...This method is best used for DNA fragments (like a PCR product). This method also gives an indicator of ...studies and is not used as much for the standard plasmid prep. Diphenylamine method Another absorbance based...
  6. Isolating Genomic Regions of Interest with the CRISPR System

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    Blog Post
    ...using a gRNA, which can easily be cloned into a gRNA expression plasmid. Experimental use Since the initial... tag expressed on a plasmid, allowing for in vivo biotinylation through a plasmid-based biotin ligase....CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids ...bound genomic locus, which they then confirmed by PCR. Subsequent mass spectroscopy studies allowed for...specific genomic locus, which can require multiple cloning steps (Fujita et al., 2013). CRISPR-mediated purification...currently no cure (Campbell et al., 2018). Find plasmids from the Fujii lab! Conclusions CRISPR-mediated...
  7. Plasmid Cloning by PCR (with Protocols)

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    Protocol
    ... Protocols Plasmid Cloning by PCR Plasmid Cloning by PCR You may also...recipient plasmid. Designing Primers for PCR Based Cloning The basic PCR primers for molecular cloning consist...Protocols for plasmid cloning by PCR. Protocols...Restriction Digest of Plasmid DNA DNA Ligation Bacterial Transformation Summary PCR based cloning is incredibly...recipient plasmid (usually in the Multiple Cloning Site (MCS)), but do not cut elsewhere on the plasmid. Bonus...3’. Experimental Procedure Run PCR and Ppurify the PCR Product Run PCR to amplify your insert DNA. It ...you are trying to clone from genomic DNA, a cDNA library, or by RT-PCR. Isolate your PCR product from the...
  8. Zhang Lab's CRISPR Frequently Asked Questions

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    Collection
    ...co-transfect several plasmid together, with each plasmid having a targeting spacer cloned into the backbone...positive and negative clones. Clones with insertion will show only linearized plasmid of ~8.5 kb (only AgeI... may also like... Zhang Lab CRISPR plasmids General CRISPR Plasmids Dr. Le Cong, the first author of one...to add the CACC and AAAC cloning overhang. When designing oligos for cloning my target sequence into a...Cas9, clone two spacers for each locus into PX330, then co-transfect or delivery the two plasmids together... big concern, you could go ahead with PX330 plasmid, clone in your target guides, test run them and then...better for PCR and surveyor. I used DNA polymerase Takara Ex Taq ™ DNA Polymerase for my genomic PCR, but couldn't...
  9. Using Phosphoserine to Study Protein Phosphorylation

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    Blog Post
    ...expression plasmid encoding the ORF to be expressed Finally, the researcher needs a plasmid encoding their...PhosTag system (see below). This plasmid backbone can also be cloned with an ORF of interest for customized...E17TAG GFP plasmid - Addgene #68295 SupD plasmid – Addgene # 68307 For further technical reference and protocols...Find Synthetic Biology Plasmids Find Bacterial Expression Systems Find Plasmids for Protein Purification...protocols Sep-OTSλ plasmid - Addgene # 68292 C321.ΔA bacterial strain – Addgene #68306 pCRT7 NT TOPO E17TAG...strain for protein production, and an expression plasmid encoding the open reading frame (ORF) of interest...translation of pSer-incorporated proteins on a single plasmid. This includes 4 copies of a tRNA that specifically...
  10. A Look at Addgene's QC Process

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    Blog Post
    ...blog Addgene's Tips for Plasmid Quality Control Plasmids 101: In-house NGS Plasmid Quality Control Now at...to share. However, the cloning process — including the propagation of plasmids in bacteria — has many ...sequencing all incoming plasmids. If you are interested in requesting one of these plasmids, you can request ...data for each of their plasmids, from descriptions of key components of the plasmids to partial, full, or...to ensure all plasmids pass our high-quality standards and contain the expected plasmid features.  ...Once Addgene receives deposited plasmids, they undergo complete plasmid sequencing using an in-house Illumina...will compare the NGS results to the plasmid information, other plasmids in the deposit, NCBI sequence and...
  11. Gibson Assembly Protocol

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    Protocol
    ... Protocols Gibson Cloning Gibson Assembly Cloning You may also like... Cloning Methods...small change in a plasmid (such as point mutations). Generate DNA segments by PCR. Run PCR product on an ...assembly of plasmids, and molecular biologists now use this method extensively. Why Gibson Cloning? No need...Design your plasmid and order primers (see figure to the right). When designing your plasmid, think about...-purify DNA segments. Otherwise, PCR purification or even the raw PCR mix can work fine in an assembly...correct plasmid product by restriction digest . Sequence the important regions of your final plasmid, particularly...Assembly Cloning! Protocols...
  12. Protocols for Molecular Biology, Plasmid Cloning, and Viral Preps

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    Protocol
    ... Restriction Cloning Assemble plasmids by restriction digest and ligation Cloning by PCR Generate restriction...complicated procedures. Plasmid Cloning Protocols for constructing and analyzing your plasmids. Virus Protocols... sites by PCR Modification by Annealed Oligo Cloning Add a short stretch of DNA to a plasmid Gibson Assembly...that can be used for basic molecular biology, plasmid cloning, and titering and testing your viral preparations...Amplify CRISPR pooled-plasmid libraries Diagnostic Restriction Digest Verify a plasmid using restriction ...Watch the Video! Polymerase Chain Reaction (PCR) Basic PCR protocol with tips and FAQ Watch the Video!... tissues or cells without a commercial kit Plasmid Cloning Name Description (Link opens in a new window...
  13. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

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    Blog Post
    .... citrea scarless editing plasmids Sheng Yang’s lab describes a two-plasmid system that combines recombineering...consists of two plasmids: pCas9: carries Cas9 and chloramphenicol resistance pCRISPR: carries a spacer...other advantages including shorter plasmid curing time. pCRISPomyces for editing in Streptomyces  Streptomyces...engineering functions in bacteria, but have no fear - plasmids from Addgene depositors are making it easier than...and these rare events are easily detectable using PCR. The system also functions in S. pneumoniae and can...gRNA and a backbone-targeting gRNA cassette for plasmid curing through "self-destruction" after induction...editing takes two days, and the pTargetF and pCas plasmids can be subsequently cured from the bacteria. Although...
  14. CRISPR 101: Mammalian Expression Systems and Delivery Methods

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    Blog Post
    ...insertions/deletions using a mismatch repair assay? Or is PCR followed by gel electrophoresis and/or next-generation...add a tag, you will also need to deliver a donor plasmid or single-stranded DNA oligonucleotide, so you ...generate stable cell lines. Packaging and Envelope plasmids provide the necessary components to make lentiviral...for in vivo viral delivery. Cas9 mRNA and gRNA Plasmids containing gRNA and Cas9 are used in in vitro ...efficiency of CRISPR delivery. There are a few plasmids at Addgene that have been published as CRISPR ...evaluate component delivery and sgRNA efficacy by cloning in genome target sequence into EGFP reporter. Target...User) Resources on Addgene.org Browse CRISPR Plasmids for Mammalian Systems Check out our CRISPR Guide...
  15. Feng Zhang Multiplexed Overexpression of Regulatory Factors (MORF) Collection

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    Collection
    ... Zhang Lab Plasmids The Human TFome Library Stem Cells Protocols & References MORF Plasmids MORF Pooled...TF ORF barcode PCR for NGS QC and bulk screening (PDF, 85 KB) TF ORF barcode dial out PCR for 10X scRNA-seq...scRNA-seq (PDF, 59.2 KB) Plasmids ID Plasmid Gene/Insert Pooled Library The MORF pooled library is a comprehensive...suggestions for other plasmids that should be added to this list? Fill out our Suggest a Plasmid form or e-mail...isoforms and two control vectors. The individual clones, or the pooled library containing the entire pooled...
  16. Ligation Independent Cloning

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    Protocol
    ... Protocols Ligation Independent Cloning Ligation Independent Cloning You may also ...Independent Cloning (LIC) obviates the need for the time-consuming ligation step of traditional cloning methods...sterile dH20 to 40 μl Step 4: Amplify Insert by PCR Perform PCR amplification of your insert following the ... Independent Cloning Protocols...also like... Cloning Methods Empty Backbone Guide Molecular Biology Protocols Overview Ligation Independent...methods. In traditional cloning, base-pairing in the short overlapping regions (usually 4 bp) does not provide...provide enough stability to hold the plasmid together through the transformation/replication process. ...
  17. Zhang Lab CRISPR Page

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    Collection
    ...For cloning information, please view: Zhang Lab General Cloning Protocol 237.2 KB SpCas9 Plasmids The ...adenocarcinoma pathology. These plasmids as well as a backbone plasmid for cloning new targets are described...recombinase and an sgRNA backbone for cloning new targeted plasmids. The plasmid can be digested using SapI, which...2A-EGFP-KASH and an sgRNA backbone for cloning new targeted plasmids. The plasmid can be digested using SapI, which...tracrRNA: This plasmid contains three expression cassettes. To target a given site, the plasmid can be digested... for sgRNA cloning; has GFP-KASH for FACS sorting SaCas9 + single guide RNA: These plasmids contain two... used in the SpCas9 plasmid series. ), and a pair of annealed oligos can be cloned scarlessly into the...
  18. CRISPR-mediated Plant Base Editors

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    Blog Post
    ...all CRISPR plasmids and resources at Addgene Find CRISPR base editors Find CRISPR plasmids for plants ... al., 2017). Our vectors have two Bsa1 sites to clone the single guide RNA (protospacer+scaffold) in a...single polycistronic tRNA-gRNA (PTG) gene system to clone multiple protospacers which enables us to target...restriction enzyme (RE) recognition site, RE analysis of PCR product could be used to detect success. Although...
  19. Minigenomes - a Safe Way to Study Dangerous Viruses Like the Ebola Virus

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    Blog Post
    ...encoded on separate plasmids and are co-transfected into cells alongside a plasmid encoding the minigenome...four viral genes in the same plasmid (as opposed to four separate plasmids), there are a few reasons arguing...each would be relatively large. Cloning the viral genes in this plasmid would be more difficult compared...separate (and thus smaller) plasmids. Finally, having four separate plasmids allows researchers to partially... 2 μg minigenome plasmid per well (in a 6 well plate format). However, since plasmid quality and transfection...Minigenome System). From a more technical standpoint, a plasmid with all four genes and necessary control elements...detected directly by Northern blot analysis or RT-PCR. Uses of the minigenome system Minigenome systems...
  20. What is Polymerase Chain Reaction (PCR)

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    Protocol
    ... Reaction (PCR) Polymerase Chain Reaction (PCR) You may also like... Plasmid Cloning by PCR Restriction...out our protocol on plasmid cloning by PCR to learn how to design primers for cloning purposes. What do ...Digest of Plasmid DNA DNA Ligation Background Information A standard Polymerase Chain Reaction (PCR) is an... how to perform Polymerase Chain Reaction (PCR). Basic PCR Program Initial Denaturation for 2 minutes ...strands. Materials List Reagents for each 50µL PCR: Thin-walled PCR tube Ice Bucket 2 μL Template DNA (10 ng...Polymerase (5 units/μL) PCR Machine Agarose Gel Procedure Primer Design and PCR Design Primers. See our...volume of master mix to add to each PCR tube. Secure the tops to the PCR tubes, gently tap each tube to bring...
Showing: 61 - 80 of 120 results