We narrowed to 814 results for: LAS
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TypeBlog PostPublishedApril 19, 2017, 3:25 p.m.... circularized plasmids from plexWell™ NGS data. Once Addgene produces plates of plasmid DNA, they are ...blogger Joe Mellor, Founder and CEO of seqWell Inc. Plasmids and PCR products are the bread and butter of molecular...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...to, for example, assemble hundreds of different plasmids from a single Illumina MiSeq® run. As shown in...
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Plasmids for Endogenous Gene Tagging in Human Cells
TypeBlog PostPublishedApril 6, 2017, 1:02 p.m....Designing the donor plasmid Figure 2: Donor plasmid design strategy. A donor plasmid contains 1 kb homology...found within the homology areas of the plasmid to prevent the plasmid from being cut and destroyed by CRISPR... the tag. Created with BioRender.com. Plasmids, plasmids everywhere To find out more about gene edited...Last updated on Oct 14, 2020 by Seth Kasowitz. This post was contributed by the gene editing team at ...Allen Institute website at alleninstitute.org. A classic challenge in cell biology is making sure that what...expensive for many labs. We’ve created and tested plasmids that use CRISPR/Cas9 to endogenously tag a wide...wide variety of genes with GFP. These plasmids are available through Addgene, and the stem cell lines we... -
Quickest Way to Deposit Plasmids: The Deposit Spreadsheet
TypeBlog PostPublishedMarch 8, 2017, 3:15 p.m....deposits with more than 10 plasmids is to use our deposit spreadsheet? Our plasmid deposit process can be... Send plasmid information to Addgene Material Transfer Agreement (MTA) approval Send plasmids to Addgene...spreadsheet and copy and paste your plasmid data directly into our file, one plasmid per row, as outlined by the... Data Field Description Plasmid Name Use a descriptive plasmid name and match the name as it ...application of the plasmid and will help a scientist outside your field understand if this plasmid will work for...possible, we propagate plasmids in the standard cloning strain DH5α. For plasmids with highly repetitive...lentiviral, retroviral, and AAV plasmids, choose the NEB Stable strain. For plasmids containing the ccdB gene... -
Suggest A Plasmid You'd Like to Find at Addgene
TypeBlog PostPublishedMarch 16, 2016, 5:30 p.m.... with #suggestaplasmid, the name of the plasmid and a publication where we can find the plasmid. While...Oh! This plasmid would be perfect for my next experiment!” but were unable to find the plasmid at Addgene...here to help with our Suggest a Plasmid Campaign. How to suggest a plasmid The scientists at Addgene work...community, we’re asking you for plasmid suggestions. Can’t find a plasmid you’re looking for in the repository... our "Suggest a Plasmid" form Fill out the form with the name of the specific plasmids you’d like to suggest...work hard to seek out plasmids to add to our collections pages, to comb through the literature for potential... suggest a plasmid... -
Plasmids 101: E. coli Strains for Protein Expression
TypeBlog PostPublishedFeb. 10, 2015, 3:06 p.m....your expression plasmid from these strains is not recommended as these auxillary plasmids may be isolated...control such as the pLys plasmid, which suppresses basal T7 expression. The pLys plasmid contains a chloramphenicol...arabinose-inducible plasmid will not express in an IPTG induction strain for example, nor will a p15 plasmid be compatible... for More Plasmids 101 Articles? Find them all here: http://blog.addgene.org/topic/plasmids-101 ...In a previous Plasmids 101 blog, we reviewed the salient features of several popular strains of E. coli...strain? Protein expression from high-copy number plasmids and powerful promoters will greatly exceed that...BLR (DE3) Tetracycline RecA-deficient; best for plasmids with repetative sequences. F- ompT lon hsdSB... -
Make a Splash: Notions of Scientific Impact Are Evolving
TypeBlog PostPublishedDec. 5, 2014, 2:54 p.m....all of us here would add materials to that list (plasmids, yay!). Scientists are blogging, talking to the... -
Plasmids 101: Common Lab E. coli Strains
TypeBlog PostPublishedNov. 7, 2014, 2:56 p.m....mutation Improves plasmid yield F Host does (F') or does not (F-) contain the fertility plasmid. A low copy-number...and general DNA repair Reduces plasmid recombination, increases plasmid stability recBCD Exonuclease...Vectors Looking for More Plasmids 101 Articles? Find them all at our Plasmids 101 Topic Page! ...Nov 14, 2017. You've worked hard designing your plasmid – you carefully selected the optimal promoter for...labor-intensive process of replicating your new plasmid: the Escherichia coli bacteria. It’s hard to count...whether it is appropriate for propogating your plasmid or carrying out your experiment. History of E. ...major improvements such as those that increase plasmid yield and/or DNA quality. Table 1 below outlines... -
Quick, Versatile Plant Transgenesis with GreenGate Plasmids
TypeBlog PostPublishedJan. 23, 2014, 3:23 p.m....Heidelberg University. “What is different is the plasmids you use to bring this into your target organism... -
Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection
TypeBlog PostPublishedJune 25, 2019, 12:54 p.m....don't exactly "eat" plasmids as depicted in this comic, when a bacterium uptakes a plasmid, the genes on the... the plasmid can give them different phenotypes. For example, this plasmid encodes a green fluorescent... Read all of our Plasmids 101 blog posts Check out all of our blog posts on plasmid cloning Resources...comes from adjacent lysed bacteria and can include plasmid DNA or fragmented DNA released into the environment...membrane so the bacteria can easily uptake your plasmid of interest. Scientists can also use electroporation...exist as transient extrachromosomal DNA, like a plasmid, or it can integrate into the host bacterium’s ...cloning vector that contains both bacteriophage and plasmid properties. The phagemids are packaged into replication-incompetent... -
Viral Vectors 101: Parts of the AAV Packaging Plasmid
TypeBlog PostPublishedDec. 3, 2020, 2:15 p.m.... AAV. Where do you start? Plasmids of course! You just need three plasmids to start making the AAVs you...packaging plasmid which contains the AAV structural and packaging genes, the adenoviral helper plasmid which...packaging plasmid and take a look at each of its parts. Key elements of the AAV packaging plasmid The packaging...packaging plasmid aka the RepCap plasmid encodes two genes: the replication (rep) gene and the capsid (... AAV RepCap plasmid! Check out this blog post to learn more about the AAV transfer plasmid! References... for the virus to replicate, and the transfer plasmid which contains the viral genome. In today’s blog...lab, rep and cap are expressed from a separate plasmid in trans, freeing up space in the viral genome ... -
Viral Vectors 101: Parts of the AAV Transfer Plasmid
TypeBlog PostPublishedAug. 11, 2020, 1:15 p.m....with some plasmids. You just need three plasmids to start making AAV: the packaging plasmid which contains... transfer plasmid an AAV transfer plasmid. ITR sequences are 145 bases each and AAV plasmids have two ...of an AAV transfer plasmid. Parts shown in green are key elements of an AAV plasmid. Parts shown in grey... elements of an AAV plasmid First let’s talk about the key parts of an AAV plasmid. Inverted terminal ...transfer plasmids have a promoter, but this element isn’t required when the transfer plasmid harbors non-coding...Transfer Plasmid video! Now you’ve got a basic understanding of some common AAV plasmid elements!...structural and packaging genes, the adenoviral helper plasmid which contains the proteins needed for the virus... -
Plasmids 101: Sequence and Ligation Independent Cloning (SLIC)
TypeBlog PostPublishedSept. 26, 2024, 1:15 p.m....hold the plasmid together, even if there are gaps or flaps remaining. This incomplete plasmid looks like...cloning uses short sticky ends to insert genes into plasmid backbones, base pairing between these ~4 base overhangs... overhangs isn’t strong enough to hold a plasmid together through transformation, so the cloned vector...longer single-stranded overhangs can hold a nicked plasmid together long enough to get it into cells and let... of LIC is often limited to specially designed plasmids. Sequence- and ligation-independent cloning: A...fixing up the “damage” and producing a complete plasmid. Besides being compatible with any vector, the ...into bacteria, which will efficiently repair the plasmid. Created with BioRender.com. SLIC also opened... -
Plasmids 101: NGS Quality Control for Pooled Libraries
TypeBlog PostPublishedOct. 26, 2017, 1:59 p.m....underrepresented plasmids (plasmids that were lost or “dropped out”) and overrepresented plasmids (plasmids that ...In addition to single plasmids, Addgene also distributes pooled plasmid libraries containing hundreds...library contains many plasmids, care must be taken to ensure that all of these plasmids are amplified and ...diversity. If the various plasmids in the library are differently sized, smaller plasmids may be amplified preferentially...hundreds, thousands, or even a million plasmids. These libraries are some of Addgene’s most exciting and versatile...harvested, much like one would prep an individual plasmid. However, lots of library DNA is needed for screening...100 to 1,000 bacterial colonies per individual plasmid in the library. Bacterial growth must also be optimized... -
Activate Addgene's "Find Plasmids" Badge on Pubmed Abstracts
TypeBlog PostPublishedMay 12, 2017, 12:58 p.m....Addgene “Find Plasmids” badge in the image below. If an abstract on PubMed has the “Find Plasmids” badge, you...you’ll find new plasmids. Simply click on the badge to be taken directly to the plasmids on Addgene’s site...you should see the “Find Plasmids” box on papers that have deposited plasmids. Now that you know how ...Order Plasmids from Addgene Check Out Our FAQ Pages Browse Plasmids ...thought - Is there an easy way to find published plasmids? Do you spend a lot of time in PubMed searching...you can use PubMed to see which articles contain plasmids deposited at Addgene from the abstract page. Check...article to ensure you understand the features of the plasmids, how they were created, and how to use them in... -
Plasmids 101: CcdB - The Toxic Key to Efficient Cloning
TypeBlog PostPublishedDec. 8, 2016, 3:30 p.m....Addgene Blog Plasmids 101: Common Lab E. coli Strains Plasmids 101: TOPO Cloning Plasmids 101: Golden ...-containing vectors in mind, any plasmid that contains the F plasmid (F’ strains) will also be resistant...... The ccdB gene, located on the F sex factor plasmid of E. coli, is part of a toxin-antitoxin system...encoded by the ccd operon, which is responsible for plasmid maintenance during cell division. ccdB codes for...Cells that lose ccdA through the loss of the F plasmid, succumb to the toxicity of CcdB. Figure...disrupted allowing cells expressing the recombinant plasmid to propagate. Any cells that contained non-recombinant... of clones that do not contain the recombinant plasmid and therefore makes the cloning process much more... -
Plasmid Grant to Aid Cervical Cancer Screening in Ghana
TypeBlog PostPublishedNov. 8, 2016, 3:30 p.m.... Addgene/Seeding Labs plasmid grant and plans to use the grant to order plasmids she can use as positive...similar grants back in June, Gladys will be using plasmids in creative ways that we wouldn’t necessarily ...HR HPV types, predominantly HPV 16 and 18.” HPV plasmids as positive controls To start her work, Gladys...cytological tests currently in use. Gladys will use plasmids containing a variety of HPV genes as positive ...incredibly happy to hear that Gladys will be using plasmids in a way that can potentially have a direct impact...awardees We will be opening the Addgene/Seeding Labs Plasmid Grant to a third round of applicants at the start...Seeding Labs for this continued opportunity to get plasmids to the researchers who need them the most. Check... -
Multiple Plasmids at a Low Price: Kits from Addgene
TypeBlog PostPublishedSept. 14, 2016, 2:30 p.m....curated collections of plasmids as kits with greatly reduced costs per plasmid. We generally create kits...just the tool you need. The plasmids in this portion of the BIOFAB Plasmid Set contain terminators of ...populations. This kit consists of a 48 plasmid adapter library, with each plasmid carrying a unique barcoded Illumina-M13F...researcher at a nonprofit institution, you can order plasmids covering a wide range of fields from Addgene. ...kits to allow you to easily use a set of plasmids together on a tight budget. To help popularize our ...order from the repository: FX Cloning Kit BIOFAB Plasmid Set pCri System Cell Free Protein Expression Kit... production (a variety of pExpression vectors) plasmids. The type IIS restriction sites used in these ... -
The 10 Most Distributed Plasmid Technologies in Addgene's First 10 Years
TypeBlog PostPublishedJan. 8, 2014, 3:10 p.m....cloning vector. Lentiviral Plasmids - If you're familiar with the pLKO plasmids you'll note that those are...Actually, these two plasmids from Didier Trono's lab are our two most popular plasmids of the past 10 years...influx of plasmids for reprogramming differentiated cells into pluripotent stem cells. Plasmids from Shinya... have 19 different ubiquitin plasmids in the repository. 100,000 Plasmids Shipped! - By 2010, Addgene ...our stride. We shipped our 100,000th plasmid. A variety of plasmids continued to be popular years after...with all the new plasmids. So far, we have distributed over 10,000 CRISPR/Cas9 plasmids to more than 3,...10 years of plasmid sharing Interested in more facts about Addgene's 10 years of plasmid sharing? Check... -
Mycoplasma Contamination: Where Does It Come From and How to Prevent It
TypeBlog PostPublishedOct. 8, 2020, 1:15 p.m....you encounter mycoplasma contamination. Causes of mycoplasma contamination The mycoplasmas enter the cell...removal of mycoplasma but, can get rid of most of mycoplasma contamination and are the last alternative... growth of mycoplasmas. The serum is nutrient-rich and also the best source for mycoplasma proliferation...suppress the growth of mycoplasma but cannot eradicate it completely. When mycoplasmas are seen in the culture...highly expensive). Detecting mycoplasma contamination Detection of mycoplasma by naked eyes or optical microscope...most of the mycoplasma species, apart from a few of them. Another method used for mycoplasma detection ...infecting mycoplasmas are used. A broad range of primers encompasses almost all the infecting mycoplasma. The... -
Plasmid Preps: Different Purity, Different Quantities, Different Uses
TypeBlog PostPublishedJune 16, 2020, 1:25 p.m....Not all plasmid preps are the same. Before purifying a plasmid from a bacterial culture, it is important...of purity. Based on these premises we can classify a plasmid preparation in 3 different ways: Transformation... into a plasmid backbone. Transfection grade DNA Figure 3: Need to introduce plasmids into mammalian... an external plasmid in mammalian cells and it will likely require micrograms of plasmid DNA for each ...larger scale, to allow the extraction of enough plasmid to last for multiple experiments. Another fundamental...utilize your plasmid DNA, so that you can decide what will be the optimal type of plasmid preparation ...Addgene blog Browse blog posts on plasmid cloning Read our Plasmids 101 blog posts Learn about the differences...