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We narrowed to 906 results for: plasmid

Showing: 41 - 60 of 906 results
  1. The 10 Most Distributed Plasmid Technologies in Addgene's First 10 Years

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    ...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...
  2. Viral Vectors 101: Parts of the AAV Transfer Plasmid

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    ...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...
  3. Viral Vectors 101: Parts of the AAV Packaging Plasmid

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    ... 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 ...
  4. Three Tips for Preventing Viral Plasmid Recombination in Your Samples

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    ...viral vectors and plasmids with repeating sequences. Repeating sequences within a plasmid can undergo intramolecular...contain the full length plasmid.   Figure 1: The full lentiviral plasmid is expected to be >12 kb...in my samples? Plasmid recombination can affect viral vectors (LTRs and ITRs), plasmids with multiple ...other plasmids that contain repeating elements. Knowing how to amplify recombination-prone plasmids and ... length plasmid. If you find that your bacterial cultures contain a mix of full length plasmid and the...smaller, recombined plasmid around 1.5 kb. When cut with BamHI, the expected linear plasmid is present, but...get to see everything that can go wrong with a plasmid. One of the most frequent problems that I help ...
  5. Plasmid Preps: Different Purity, Different Quantities, Different Uses

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    ...Not all plasmid preps are the same. Before purifying a plasmid from a bacterial culture, it is important... 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 ...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...purity. Based on these premises we can classify a plasmid preparation in 3 different ways: Transformation...Transformation introduces transformation grade plasmids into a bacterial cell. Transformation grade...
  6. What's the Best Way to Elute and Store Your Plasmid DNA?

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    ...fragmenting plasmid DNA, PCR product, or chromosome. One of the main causes of degradation during plasmid DNA ... a kit Read our blog posts about plasmid cloning Browse our Plasmids 101 blog posts Resources on Addgene.org...Biology Reference Find protocols on plasmid cloning Find plasmids for your research ...Nowadays, the most common E. coli strains used for plasmid amplification are endA negative, meaning the gene...degradation and which experiments you can use your plasmid.  DNA elution choices: TE, Tris buffer, or water...polymerases. In the situation where you need to use plasmid in TE for any enzymatic reaction, an effective ...choices that companies offer for the elution of plasmid DNA through their kit. The advantage of using a...
  7. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

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    ...received over 13,000 plasmids requests for COVID-19 related plasmids. These plasmids have reached labs in...small collection of plasmids for coronavirus research, including a handful of plasmids that have been in...some highlights of the plasmids shared over the last year and how these plasmids have been used to accelerate...circulating and plasmids containing these mutations have been deposited at Addgene. Plasmids deposited from... labs also deposited plasmids for producing COVID-19 diagnostic enzymes. Plasmids in this toolkit include...These plasmids contain both untagged and tagged versions of SARS-CoV-2 ORFs and include plasmids that ...scientists through plasmid sharing and more. As you’ve read above, some of these plasmids have been in the...
  8. CRISPR Kinome Libraries Available: Pooled and Individual Plasmid Formats

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    ...individual lentiGuide gRNA plasmids targeting the human kinome. These plasmids contain the same 3-4 gRNAs...true biological insight. Pooled and individual plasmid formats A first for a library at Addgene, you can...first subset of the pooled library. The individual plasmids will be useful when screening for phenotypes, ... screening in a pooled setting. The individual plasmids will also be useful for imaging or gene expression...assays necessitating the screening of individual plasmids separately. Additionally, this set can be used... Page Find Validated gRNAs Deposit Your CRISPR Plasmids ...
  9. Plasmids 101: The Wide World of Natural Plasmids

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    ...Here at Addgene, we often refer to plasmids as lab or experimental tools. They certainly are very handy...toolbox. Natural plasmids, also called environmental plasmids, are all around us! A plasmid is a small piece...colicin-producing plasmids have been referred to as “Col plasmids” or “Col factors.” Virulence plasmids: microbial...Old Solution but a New Problem Plasmids 101: What is a Plasmid? Plasmids 101: Transformation, Transduction...., 2001) Beneficial traits of natural plasmids Natural plasmids often convey a variety of functions that...functions of natural plasmids. Created with BioRender.com. Resistance (R) plasmids: microbial defense...example of a plasmid benefiting its host. For example, cells with a penicillin resistance plasmid can grow...
  10. Spurred by COVID-19, Addgene Bridges Plasmid Sharing Between Academia and Industry

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    ...Ginkgo Bioworks COVID-19 plasmid collection Beyond COVID-19: Addgene’s plasmid collections available ...COVID-19 plasmids to industry scientists in the short term, did you know we have other plasmid collections...organizations have made their plasmids available beyond academia. For example: Plasmids from the Michael J. Fox...and plasmids from several labs at Florida State University became openly available. Find plasmids available... more about the Ginkgo COVID-19 plasmid collection Read about plasmids in the COVID-19 collection ...one critical part was missing when the COVID-19 plasmids first became available: distribution was limited...limited to academic scientists. Expanding plasmid sharing during COVID-19 Realizing this limitation, we ...
  11. The Effect of COVID-19 on Liu Lab Plasmid Requests From Addgene Data

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    ...subfields.  Plasmid requests correlate with paper publication The dataset includes 11,426 plasmid requests...paper has between 1–32 plasmids and a total of 2–2,590 requests. We received plasmid requests from 56 countries...Spikes in plasmid requests correspond to publications of popular papers. Figure 1: Plasmid requests...number of plasmids ordered for each paper. Rough estimation of COVID-19 effect on plasmid requests ...majority of our plasmid orders come from the U.S. and Europe, we see a corresponding dip in plasmid request activity...of how plasmid orders were affected by the COVID-19 pandemic, we compared the number of plasmid orders...Learn more about plasmid sharing during COVID-19 Resources on Addgene.org Find plasmids from David Liu's...
  12. Drew Endy Introduces the Biobrick Public Agreement Plasmid Collection

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    ..."Addgene is one of the leaders in distributing plasmids amongst the academic community. On the BioBricks... with Endy more about the BIOFAB and BIL gates plasmid kits, the Biobricks Public Agreement, and the future...first to be made available via Addgene and the BPA Plasmid Collection - enable? Endy: The BIOFAB collection...engineering an entire cell. Typically when people use plasmids, they are trying to do one thing at a time. What... tricky to tame the rest of a cell. The BIOFAB plasmids represent the first systematic collection of genetic...
  13. Plasmids 101: A Brief History of Plasmids and an Improved eBook!

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    ... Bioblasts? Plasmagenes? In the 1940s and 50s, scientists were working to understand genetic cytoplasmic...tetracycline resistant plasmid, pSC101, and a newly developed kanamycin resistant plasmid, pSC102, with EcoRI...engineering, cloning, and plasmid tags, addtional content added to the "Plasmids that Glow" and "Viral Expression...Learn more about the history of plasmids and cloning: CSHL Meeting: Plasmids: History & Biology The Joshua...factors played within an organism.  So how did plasmids get their name? In 1952, Joshua Lederberg set...inheritance factors. He proposed the catch-all term “plasmid” derived as a hybrid of "cytoplasm" and "id" (Latin...” was eventually dropped and we’ve been using "plasmid" ever since! From napkins to notebooks Although...
  14. Plasmids 101: Knockout/Knock-In Plasmids

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    ...One of the most powerful strategies to investigate a gene's function is to inactivate, or "knockout",...DNA designed in the lab. Specially constructed plasmids can be used to replace genes in yeast, mice, or...gene. Here, we'll describe the techniques and the plasmids used to inactivate specific genes in mammalian...mind when choosing a knockout strategy! Knockout plasmids Homologous recombination is a mechanism to accurately...randomly integrated all or large portions of the plasmid. Deliver your construct to your target cells. After...Cre-mediated recombination.   Knockout/Knock-in plasmids Gene targeting methods also make it possible to... and insert GFP into the genome, we’d create a plasmid similar to the one shown below, where the sequence...
  15. Addgene-Seeding Labs Plasmid Grant: Accelerating Science Globally - 5 Scientists, 4 Countries & 3 Continents!

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    ...Addgene-Seeding Labs plasmid grant is a collaborative endeavor providing plasmids to researchers in developing...Addgene-Seeding Labs Plasmid Grant Check Out Previous Addgene-Seeding Labs Plasmid Grant Awardees Listen...scientists who were awarded the Addgene-Seeding Labs Plasmid grant this year. These scientists work on projects...as the pET GFP LIC cloning vector and the pOKD plasmids. The recombinant Cry proteins will then be screened...HyPer3 (2) which he will co-express together with a plasmid encoding glycine oxidase. The goal is to determine...excited to see how all of the Addgene-Seeding Labs Plasmid Grant awardees' projects progress. Subscribe to...Bacterial Expression Systems Learn about Global Plasmid Distribution ...
  16. Plasmid-based Recombinant Monoclonal Antibodies: What They Are and Why You Should Be Excited About Them

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    ...interest has been cloned into an expression plasmid, the plasmid can be introduced into host cells, such ...that the plasmids and sequences for antibodies are not shared. For instance, through open plasmid sharing...Recombinant monoclonal antibodies are encoded in plasmids and produce a single antibody recognizing one ...synthetic genes that are typically expressed from a plasmid or from an integrated sequence in a stable cell...heavy chain genes of the antibody are encoded in a plasmid. (Right) An assembled antibody protein binds an...laboratories and companies have already begun creating plasmids encoding affinity reagents. These include conventional...performed will be useful in perpetuity.  Second, plasmids are easy to store and share, making recombinant...
  17. Addgene-Seeding Labs plasmid grant round 3: microbial drug resistance and biofilms, antidiabetic plant components, visualizing brain injury - and a glowing robot fish

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    ...specifically, the Addgene-Seeding Labs plasmid grant provide plasmids to these researchers. In the third ...the Addgene-Seeding Labs Plasmid Grant Check Out Addgene-Seeding Labs Plasmid Grant Awardees in 2016 and...to provide scientific resources, equipment, and plasmids to researchers in resource-limited settings. More...third round of the Addgene-Seeding Labs plasmid grant we are excited to introduce the 5 awardees and their...biofilms formed on various structured surfaces. Plasmids expressing fluorescent proteins will be used to...microscopy and FACS. In an additional approach, plasmids such as pACBSR-hyg and pFLP-hyg will be used to...regulation and diabetes will be expressed from plasmids (find more information on bacterial expression...
  18. Plasmids 101: Control Plasmids

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    ... used for plasmid-based experiments. What are control plasmids? Generally, control plasmids help to ensure...follow an example of a plasmid-based experiment, delineate its requisite control plasmids, and discuss why ...proper control plasmids would address and answer these questions. Types of control plasmids Part of planning...conditions and plasmids should produce a null effect (i.e., no phenomenon is observed). In any plasmid-based experiment... and not some other unintended factor. Control plasmids are used to minimize any effects of the non-independent...variables.  To illustrate the importance of control plasmids, we will take a step beyond discussion in the ...why these control plasmids are critical for the correct design of the experiment.  The Experiment: Knockdown...
  19. Plasmids 101: Broad Host Range Plasmids

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    ...Addgene blog Plasmids 101: Origin of Replication Plasmids 101: What is a PlasmidPlasmids 101: Transformation...host range in plasmids? Not all plasmids were created equally. Only a handful of plasmids have been identified...define plasmid host range, identify a few of the features that confer broad host range in plasmids in nature...recombinant vectors.  A plasmid’s host range is determined by the different hosts that a plasmid can transfer to...influence the plasmid’s ability to establish and maintain itself within host cells.  The plasmid has multiple...if a plasmid has few restriction sites, it may be able to sneak past this checkpoint.  The plasmid is ...of a narrow host range plasmid with only one ori and a broad host range plasmid with multiple oris that...
Showing: 41 - 60 of 906 results