We narrowed to 65 results for: lentivirus production
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TypeCollection...Service Viral Production Viral Production Jump To: Viral Production Overview AAV Production Titer Quality...Resources Lentivirus Production Titer Quality Control Resources Overview of Viral Production Viruses are...Overview of Addgene's viral production methods and quality control for lentivirus and AAV. Viral...our AAV vectors collection. AAV Data Hub Lentivirus Production Lentiviral preparations are produced in ... to generate high quality preparations. After production, all virus preps are titered and subjected to...being distributed to customers. Details about our production protocols, titering methods, and quality control...control are described below. AAV Production AAV distributed by Addgene has been produced either in-house...
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Lentivirus Plasmids
TypeCollection...lentiviral systems Viral production Frequently asked questions about lentivirus use Glossary of commonly...Plasmids Lentiviral Plasmids Additional Resources: Lentivirus Guide Addgene's Viral Service Virus Biosafety...Plasmids Packaging Plasmids Transfer Plasmids Lentiviruses, a subset of retroviruses, are some of the most...and useful types of viruses used in research. Lentivirus can transduce both dividing and non-dividing ... considerations to evaluate when working with lentivirus: these viruses are based on HIV-1, which may ... and Packaging Plasmids One safety feature of lentivirus used in research is that the components necessary... that can be used with 2nd and 3rd generation lentivirus technologies. ID Plasmid Generation Type Description... -
Overcoming the Challenges of Lentiviral Production
TypeBlog Post...Producing lentivirus: it's all about the T's (transfection and titers) To produce lentivirus, the plasmids...producing lentivirus, it is time to titer. One important consideration when titering a lentivirus is the ...vectors are popular gene delivery tools, producing lentivirus, can pose certain challenges. Whether choosing...challenges associated with producing and using lentivirus and offer some tips and tricks for overcoming...generation The first step in delivering genes via lentivirus is deciding what packaging system is best for...prevent the formation of replication competent lentivirus (RCL). Replication competence can arise from ...from recombination events during viral production and poses a biosafety risk to users. To reduce the risk... -
Production of Virus in Insect Versus Mammalian Cells
TypeBlog Post...dedicated adenoviral production labs or companies. Production of both AAV and lentivirus requires three plasmids...Overcoming the Challenges of Lentivirus Production Tips for Titering Your Lentivirus Preps More resources on...three packaging plasmids for 3rd generation lentivirus production). The packaging plasmids are widely available...capacity of ~4.7 kb, while lentivirus has a capacity of 8–10 kb. Time Viral production in mammalian cells is...choice for protein production. The most commonly used cells in insect viral production are Sf9 cells, which...cells a popular choice for protein production. AAV and lentiviruses can be produced in insect cells, but...for viral production Consideration Mammalian cells Insect cells Viruses AAV and lentivirus Baculovirus... -
With Our New Viral Service, We're Taking CRISPR Further!
TypeBlog Post...make lentivirus production frustrating - a researcher can complete an entire lentiviral production protocol...own lentivirus stocks. Our research scientists have provided their standard lentivirus production protocol...of producing CRISPR lentivirus. As we’ve heard from scientists, producing lentivirus is not always an easy...themselves are only the starting point for the production of viruses used to deliver CRISPR components ...the past we’ve left the arduous task of virus production to individual labs, but now we’re very excited... things in science, getting a high titer Cas9 lentivirus prep takes a bit of time and effort that, for... There are multiple CRISPR tools available as lentivirus and we’ll be adding more as the need arises. ... -
Top Requested Plasmid of 2017 - pMD2.G
TypeBlog Post...producing our ready-to-use lentivirus preps. You can find our lentivirus production protocol on our website... of 2017 is the lentivirus envelope plasmid pMD2.G from Didier Trono’s lab! Lentivirus envelope vector...titering your lentivirus in another blog post. If you need a quick primer on how lentiviruses work, check...promoter. Envelope proteins are a key component of lentiviruses. These proteins coat the virus and help determine...widely used and requested because it enables lentiviruses to infect many different types of cells. This...check out our lentivirus guide page. For more protocols and information, be sure to check out the Trono Lab...Additional Resources Quick Guide to All Things Lentivirus 5 Tips for Troubleshooting Viral Transductions... -
Viral Vectors 101: Viral Vector Elements
TypeBlog Post...function. Lentivirus/gamma-retrovirus Lentiviruses are a class of retrovirus (so all lentiviruses are retroviruses... but not all retroviruses are lentiviruses.) This means that lentivirus and gamma-retrovirus share a lot... typically supplied by the production cell line (HEK-293) during production. Fun fact: There are 57 human...For safety and production reasons, multiple plasmids with many components are used to package lab grown...are many shared components across viruses (AAV, lentivirus, etc.) and their functions are more intuitive...the lab. We will discuss the gamma-retrovirus, lentivirus, adenovirus, and adeno-associated virus (AAV)... host genome. Lentiviral-specific components Lentiviruses have gone through their fair share of lab evolution... -
Viral Prep Service for Plasmids and Pooled Libraries
TypeCollection... Vector Packaging Service Information Production Our production process and quality control, with examples... libraries. Viral preparation options include lentivirus and AAV. Viral... in our collection. We know that viral vector production is a common step after requesting plasmids from...Order a high-quality and ready-to-ship AAV or lentivirus prep for your next experiment today! Browse AAV...Articles Additional details about viral vector production at Addgene, ordering information, and more. Additional... -
Quick Guide to All Things Lentivirus
TypeBlog Post...the best production for your system. See our protocol pages for full Lentivirus Production and Transduction...Research Order Ready-to-Use Lentivirus Browse Our Lentivirus Guide Pages ...containing all the structural genes necessary for the production of a viral particle (Gag, Pol, Tat, Rev and Env...create a better, safer system. Unlike the MoMLV, lentiviruses, a separate genus of the Retroviridae family...is not restricted to in vitro cell culture as lentivirus-derived vectors are capable of transducing certain...macrophages and microglia. This property makes the lentivirus an attractive choice for a gene transfer vector...viral particles produced. However, in this vector production system, there is still a potential risk for the... -
Using Addgene's New Viral Service for Your Research
TypeBlog Post...lamenting the viral production process while still ordering viral vectors. Virus production can be a frustrating... of our new Viral Service, we’re distributing lentivirus (with many CRISPR tools included among the preps...as a knowledge base for the processes of viral production and testing so that researchers can use our educational...plasmids with the Viral Service Suggestion Form. Lentivirus As some of the most popular lentiviral vectors...we’ve got viruses to help you out. Of course, lentiviruses are used in experiments other than just those...those involving CRISPR and so we also have lentivirus for delivering control shRNAs, GFP, and rtTA from ...sharing will only help research advance. Remember: productivity is infectious! Additional Resources on the... -
Viral Vectors 101: Gamma-Retroviral Packaging Systems
TypeBlog Post...infect. Note: While both lentiviruses and γ-retroviruses use the same gene products for packaging (Gag, Pol...Briefly, different envelope plasmids can direct the production of virus with various tropisms. Packaging using...How do engineered γ-retroviruses differ from lentiviruses? There are a few important differences between...between engineered γ-retroviruses and lentiviruses. First, these viruses were derived from different genomes...genomes (MoMLV and MSCV for γ-retrovirus; HIV for lentivirus). Additionally, γ-retroviruses can only transduce...during mitotic breakdown of the nuclear envelope. Lentiviruses can transduce both dividing and non-dividing...terminally differentiated (non-dividing) cells. Both lentiviruses and standard γ-retroviruses use the Gag, Pol... -
Getting the Most from Your Lentiviral Transduction
TypeBlog Post...for using lentivirus, infect and select, seems simple, in actuality, many find using lentivirus to be time...Lentiviruses are a powerful laboratory tool often employed to establish cell lines that stably express...one of the easiest ways to improve both viral production and infection. Great transduction start with...infection, happy virus is the second. When harvesting lentivirus, some labs prefer to collect and pool the harvests...generally not recommended, Holic et al. found that lentivirus produced at pH 6 are resistant to multiple freeze...necessary. Many labs try to use freshly collected lentivirus for downstream applications. While this ensures... be titrated. If storing for less than a day, lentivirus can be kept at 4°C. For long-term storage, viral... -
Viral Vectors 101: Preparing Pooled Libraries
TypeBlog Post...into HEK cells allows production of lentivirus. Purification of this lentivirus results in the pooled ...our protocol on Lentivirus Production provides a general approach for producing lentivirus in Lenti-X 293T...requires amplification, verification, and lentiviral production steps before you can start transducing your virus... need to worry about amplifying and producing lentivirus. But pre-made libraries aren’t quite plug-and-play...transduce your cells. Titering After generating your lentivirus, you’ll want to infect your cells with the virus–the... received your pre-made library/produced your lentivirus. Since viruses are sensitive to freeze/thaw cycles...Zhang lab describing construction, lentiviral production, transduction, screening, and validation of CRISPR... -
Tips for Titering Your Lentiviral Preps
TypeBlog Post...Resources on the Addgene Blog Read Our Lentivirus FAQ Learn How Lentivirus is Used in CRISPR Genome-Wide Screening...prepped your DNA, transfected and harvested your lentivirus. Now it’s time to move ahead with your infection...transfection; if preparing several different lentiviruses in parallel, this approach should be considered...This will allow you to quantify the amount of PCR product that comes from amplification of the original plasmid...titers. Additional considerations for titering lentivirus Volume and transduction time will influence lentiviral...Robert H., Xian-Yang Zhang, and Jakob Reiser. "Production, concentration and titration of pseudotyped HIV...Screening Learn How Lentivirus Has Been Used for Lineage Tracing Additional Resources on Addgene.org ... -
Viral Vectors 101: Virus Safety
TypeBlog Post...yet a third plasmid (packaging plasmid). Viral production then proceeds by transfection of all three plasmids... into a producer cell line, such as HEK-293T, production of viral particles, and transduction of a target...viruses grown in the lab are gamma retrovirus, lentivirus, adenovirus, and adeno-associated virus (AAV)...humans, earning this virus a BSL-2 classification. Lentivirus (a type of retrovirus) and gamma retrovirus require...and required in BSL-2 labs. When working with lentivirus, many organizations require or recommend disposable...you have to work with BSL-2 materials, such as lentivirus. Most of this work will need to be done in a ...centrifuging viruses (a necessary step during production), there is a significant risk for aerosol contamination... -
Top Requested Lentivirus and AAV of 2016
TypeBlog Post...requested lentivirus and AAV of 2016. The top viruses of 2016 were (drumroll please)... Top Lentivirus: lentiCas9... Cas9-expressing lentiviruses will no longer be carried over to the gRNA lentiviruses. This means that...lentiCas9-blast lentivirus from Addgene, you could use it in conjunction with gRNA lentiviruses easily made...Viral Service and began delivering ready-to-use lentivirus and adeno-associated virus (AAV) to scientists... 2016, we expanded our viral inventory to 25 lentiviruses and 25 AAVs. These viruses have been distributed...work. After all, as we like to sayat Addgene, productivity is infectious. Curious which viruses researchers...libraries) and individual gene knockouts (using gRNA lentiviruses). Separating Cas9 and the gRNA into two constructs... -
Popular Retroviral Vectors and Their Uses in Scientific Research
TypeBlog Post...Please note that both lentiviruses and gamma-retroviruses use the same gene products for packaging, however... to all things lentivirus Resources on Addgene.org Gamma-retrovirus Guide Lentivirus Guide ...to choose from, for example gamma-retrovirus, lentivirus, Adenovirus, and Adeno-associated virus (AAV)...family, which includes the gamma-retrovirus and lentivirus genera, have the unique ability to integrate ...infection with a single ecotropic or amphotropic MuLE lentivirus provides significant genetic power and allows...flexible system can be used to construct complex lentiviruses for modification of mammalian cells with a single... Central PMCID: PMC3185771. Merten OW, et al. Production of lentiviral vectors. Mol Ther Methods Clin ... -
Viral Production at Addgene
TypeBlog Post...protocols. Browse our AAV vector collection. Lentivirus Production Lentiviral preparations ("-LV” catalog items...’s viral production. Barcoding allows our DNA and virus to be monitored throughout production, ensuring... to generate high quality preparations. After production, all virus preps are titered and subjected to...being distributed to customers. Details about our production protocols, titering methods, and quality control...control are described below. AAV Production AAV distributed by Addgene has been produced either in-house...viral vectors by optimizing and standardizing production protocols and performing rigorous quality control... alter the immunogenic properties of the final product, particularly in large animal studies. Endotoxin... -
Viral Vectors 101: Pseudotyping
TypeBlog Post...Pseudotyping is only done on enveloped viruses such as lentivirus, retrovirus, and rabies virus. How to pseudotype...vector, you use the same protocol for generating lentivirus, but you use a different envelope glycoprotein...and a polyA tail. Figure 1: Lentiviral production uses three plasmids: (1) The transfer plasmid... lentiviral particles. Why pseudotype? Lentiviruses and retroviruses typically target immune cells... viral vectors were produced in. For example, production of vesicular stomatitis virus, HIV-2, and human...SARS-CoV-2 spike protein into a lower BSL virus like lentivirus (Crawford et al., 2020). That way, they can study...2020). Because retrovirus is closely related to lentivirus, many retroviral envelope proteins have been ... -
Viral Vectors 101: Transductions
TypeBlog Post...perform the transduction with: either retrovirus, lentivirus, adenovirus, or AAV. Then, your desired DNA to...along with viral packaging plasmids into a viral production cell line, usually HEK-293 cells. When all of...these viral plasmids are expressed within the production cell line, viral particles will be produced and...Typically, one day after transfection into the production cell line (depending on the virus), virus can... some viruses integrate into the host genome (lentivirus and retrovirus) while others are non-integrating...Addgene.org Generating Stable Cell Lines with Lentivirus Virus Handling and Storage Addgene Viral Services...Services Resources on the Addgene blog Viral Production at Addgene Viral Vectors 101: What is a Virus?... -
Viral Vectors 101: Integrase-Deficient Lentiviral Vectors
TypeBlog Post...integrase-deficient lentiviruses (IDLVs). As the name suggests, these lentiviruses lack a functioning ... modified them to prevent this integration. Lentiviruses evolved to integrate Viral genome integration...These viral packaging genes are required for the production of lentiviral particles. The envelope plasmid...Transfecting these three plasmids into cells enables the production of lentiviral vectors that are competent for ...genome via the viral proteins packaged during production (read our blog post on the retroviral life cycle...active, leading to transient expression of gene products (Wu et al., 2004). Over time, the expression diminishes...Addgene’s Lentiviral Guide and our lentiviral production protocol. One thing to keep in mind is that ... -
Viral Vectors 101: Types of viruses
TypeBlog Post... with immortalized cell line cultures. Lentivirus Lentivirus is a type of retrovirus and shares many ...-studied lentivirus is HIV, which many lentiviral tools have been derived from. Lentiviruses have slightly... commonly used lab viruses: gamma-retrovirus, lentivirus, adenovirus, and adeno-associated virus. Gamma-retrovirus...gamma-retrovirus, coming in around 9 kb. Unlike gamma, lentivirus can infect both dividing and non-dividing cells...nucleus as gamma-retroviruses do. Fun fact: Since lentivirus and gamma-retrovirus are so closely related, ...adenovirus has the highest maximum titer, a plus for production and infection. This virus can infect dividing...specific virus? We have you covered with guides on lentivirus, retrovirus, adenovirus, and AAV. If you’re wondering... -
Your Lentiviral Plasmid FAQs Answered
TypeBlog Post...Q1: Are retroviruses and lentiviruses the same thing? Can I package lentivirus with retroviral packaging...Lentiviruses are useful and efficient tools to introduce your gene of interest into cells. Unlike gamma-retroviruses...gamma-retroviruses that can only infect dividing cells, lentiviruses can infect dividing and non-dividing cells. ...packaging plasmids (and vice versa)? A1: Lentiviruses are part of the retroviral family. What scientists often... member of the retroviral family. While both lentiviruses and gamma-retroviruses use the same genes for... difference between lenti- and retroviruses. Lentiviruses are able to enter an intact nuclear membrane...probability of creating replication-competent lentivirus (RCL) in your target cells. Q4: How do the packaging... -
Adenovirus Plasmids
TypeCollection...cell types with almost 100% efficiency. Unlike lentiviruses or other retroviruses , adenoviruses do not ...expression cassette. Bunz 16402 pShuttle Shuttle For production of viruses containing transgene under a chosen...promoter Vogelstein 16403 pShuttle-CMV Shuttle For production of viruses containing transgene under CMV promoter...promoter Vogelstein 16404 pAdTrack Shuttle For production of GFP-trackable viruses containing transgene...promoter Vogelstein 16405 pAdTrack-CMV Shuttle For production of GFP-trackable viruses containing transgene... plasmids Zhang 50957 RedTrackCMV Shuttle For production of mRFP-trackable viruses containing transgene...under CMV Bamburg 50958 ShuttleNSE Shuttle For production of viruses containing transgene under Neuron-... -
Viral Vectors
TypeCollection...engineer various types of viruses. Lentivirus Plasmids | Guide Lentiviruses are versatile tools because of...virus infects a host cell, its genome directs the production of more viruses. However, in theory, a viral ...Target Cell Genome Integration Immune Response Lentivirus Stable RNA <8 Kb 80-130 Dividing/Non-dividing... -
Lentiviral Vector Uses and Overview
TypeBlog Post...useful viral vectors in the lab. Advantages of lentivirus include a large genetic capacity and the ability... Didier Trono and collaborators turned to the lentivirus HIV-1, well-known to infect non-dividing cells...genes that do remain are very important for viral production: Gag (structural precursor protein), Pol (polymerase...expression systems. If you’re new to the world of lentivirus, check out our lentiviral plasmid and biosafety...beginning your experiment. Let us know how you use lentivirus in the comments section below! References 1..... PubMed PMID: 8602510. 2. A third-generation lentivirus vector with a conditional packaging system. Dull...25804479. 9. Development of a self-inactivating lentivirus vector. Miyoshi H, Blömer U, Takahashi M, Gage... -
Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)
TypeBlog Post...with Lentivirus Isolating a Monoclonal Cell Population by Limiting Dilution Lentivirus Production Websites...cells (the PCR product should contain the wild-type BRAF sequence). Then, mix the PCR products and use temperature...the middle of the PCR product. If the mismatch is in the middle of the PCR product, you would expect two...digestion products (that would co-migrate on a gel) instead of two different sized digestion products (which...middle of the PCR product, you would still be able to identify the cleavage product. 3. The Surveyor kit...what confirms it’s a real digestion product and not another PCR product. Figure 5: gRNA-targeted...GFP-edited amplification products (BRAF-GFP duplex) and from GFP-edited amplification products (GFP-GFP duplex)... -
Kazuhiro Oka Lentiviral Vectors
TypeCollection...generating infectious virus. Protocol: Lentivirus Transfer Vector Production Protocol Lentiviral Vector ID Purpose... Viral Vectors Lentivirus Oka Lab Lentiviral Vectors Baylor College of ... -
Lentivirus Production
TypeProtocol... Protocols Lentivirus Production Lentivirus Production You may also like....protocol to generate lentivirus Protocols...Introduction This protocol can be used to produce lentivirus from a lentiviral vector transfected into 293T...lines or transfection reagents. Once produced, lentivirus can be used for a variety of downstream applications...Use cells that are below passage 15 for viral production. Procedure Seed 293T packaging cells at 3.8×10... -
Tips for a 1st time AAV user (by a Rookie AAV user)
TypeBlog Post... with these tools, I found myself writing AAV production tricks into the margins of my protocol. While...life easier! In this post, I’ll share some AAV production, purification, and titration tips, while also... and analyses needed for packaging AAV. AAV production Overview: The first step in packaging AAV is ...expand the HEK293 cells. Check out the Addgene AAV Production protocol for more details. Pro tips I’m not ...always make more AAV than I think I need. Unlike lentivirus, AAV requires a higher number of viral particles... have enough AAV. Compared to the Addgene AAV Production protocol, I take a lazier approach for harvesting...then the viral suspension generated during AAV production is overlaid. Following ultracentrifugation, the... -
Protocols for Molecular Biology, Plasmid Cloning, and Viral Preps
TypeProtocol...plasmid DNA to mammalian cells Lentivirus Production Produce lentivirus with a polyethyenimine (PEI) transfection...preparation Lentivirus Titration by ddPCR Use ddPCR to measure the physical titer of your lentivirus preparation...transfection protocol Fluorescence Titering Assay for Lentivirus Quantify virus using fluorescence measurements...measurements Colony Formation Titering Assay for Lentivirus Quantify virus by counting antibiotic resistant colonies...colonies Generating Stable Cell Lines with Lentivirus Genomically integrate your DNA sequence into a cell...lines from a polyclonal pool of stable cells AAV Production in HEK293 Cells Produce adeno-associated virus... -
Alex Chavez on MD PhDs, CRISPR, Gene Drives, & More
TypeBlog Post... Eddy Page! Edward B. Page is a Digital Media Production Specialist at Addgene. He is the audio engineer...Our CRISPR Guide Pages Find Ready-to-Use CRISPR Lentivirus Learn about Other Members of the Addgene Leadership... -
Addgene’s Viral Service - Why Virus? Why Now?
TypeBlog Post...about virus production protocols and quality control can be found on Addgene’s Viral Production webpage)....consistent, high-quality protocols for lentiviral production. Bryan Roth’s lab from the University of North...Campus have provided valuable insight into AAV production. Finally, we are blessed to have an incredibly... team took the lead on operationalizing viral production and distribution, this project involved every...Software Engineering Team (and, added in 2018, our Product Team) continues to make improvements to our website...management systems to enable efficient, tracked production and distribution of viral samples. The Office...the Addgene Blog Check Out the Top Requested Lentivirus and AAV of 2016 Learn How You Can Use the Viral... -
Your Top Requested Plasmid in 2015!
TypeBlog Post...backbone for their many gRNAs. The high titer lentivirus production afforded by lentiCRISPR v2 is key to its... -
Viral Vectors 101: The Retroviral Lifecycle
TypeBlog Post... the lentiviruses (like HIV-1) — that have been developed into lentiviral vectors. Lentiviruses are sometimes...the full wild-type viral genome can direct the production, packaging, and release of progeny viral particles...and viral vectors. Key to the wild-type virus’ reproductive cycle is the fact that the virus must have its...inside of the capsid . This is useful for viral reproduction, and for causing contagious infection; however... -
Viral Vectors 101: Producing Your rAAV
TypeBlog Post...diligently throughout the production process. Helper-free production Unlike lentivirus, AAV does not possess...For more details on the production process, check out the Addgene AAV Production protocol. Titering Once...experience. Here, we’ll go over the basics of rAAV production. Of course, you will want to make sure that...facilitate efficient replication. The most common production system, however, is a “helper-free” system, in...). Figure 1: Overview of key steps of AAV production, iodixanol gradient purification, and AAV titration...remove residual plasmid DNA carried over from the production process. For more details on the qPCR titering... capsid ELISA: Packaging of genomes can limit production of recombinant AAV-2. Gene Therapy, 6(7), Article... -
AAV Vector Quality Control: Going the Extra Mile with NGS
TypeBlog Post...What if bacteria snuck into the prep during the production process? These questions are especially important...genome can be packaged inside the vectors during production. These impurities cannot be removed during the...during plasmid growth in bacteria or during viral production. This recombination produces a minor pre-recombined...Sequences during Recombinant Adeno-Associated Virus Production and Their in Vivo Persistence after Vector Delivery....org Find Ready-to-Use AAV Find Ready-to-Use Lentivirus Browse Viral Plasmids ... -
"Build Your Plasmid": The Game - Play to Teach
TypeBlog Post... observe, answer questions, and guide them to productive strategies while noting any gaps in their knowledge...has been developed to teach gamma-retrovirus or lentivirus-based ex-vivo gene therapy’ strategies to undergraduates... -
Adeno Associated Virus (AAV) for Cell and Gene Therapy
TypeBlog Post...technologies have been investigated including lentiviruses, adenovirus, and inorganic delivery tools such...co-infection of helper viruses like adenovirus for productive infection. AAV vectors are engineered to provide... in Addgene's Viral Service Check out our AAV Production Protocol Check out our AAV Purification Protocol... -
Delivery Methods for Generating iPSCs
TypeBlog Post...transgene reactivation, residual expression Lentivirus Integrating High Low Efficient and Stable Genome...iPSC-transplanted mice. Cre-deletable or Tet-inducible lentiviruses address some of these concerns, but overall ...reprogramming factors driven by one promoter. While lentivirus has similar rates of reprogramming when compared... implement and doesn’t require time-consuming production of virus. In theory this is a non-integrating... -
15 Years of Addgene: The Top 15 Plasmids
TypeBlog Post...transcription, and integration needed for the production of lentiviral particles. It’s capable of inducible...posts Read our viral vector blog posts Read our lentivirus guide Resources on the Addgene website Browse... -
Deciphering the Mysteries of Behavior with Viral Vectors
TypeBlog Post...neuroinflammation and anxiety by modulating the production of the pro-inflammatory cytokine interleukin ...closed arm (safe). Mice with higher IL-1 beta production spent more time in the open arm and were less...floating. In the same paper, the authors used lentivirus to introduce an shRNA to downregulate expression... -
Viral Vectors 101: An Introduction to AAV
TypeBlog Post...PMC2957237. Okada, T. (2013). Efficient AAV Vector Production System: Towards Gene Therapy For Duchenne Muscular...? Check out Our Primer for Beginners Read Our Lentivirus FAQ Learn about Viral Vector Elements Resources... -
CRISPR 101: Mammalian Expression Systems and Delivery Methods
TypeBlog Post...more appropriate? If you already have an end product in mind, steps 1 and 2 will generally be straightforward...Difficulty Very easy Very hard Viral delivery Lentivirus Retrovirus AAV Cells Dividing or nondividing... -
27 Hot Plasmids from 2016
TypeBlog Post...Saccharomyces cerevisiae, as a key host for the production of their products, including fermented beer and wine, ...use the library, the authors packaged it into lentivirus and used the resulting lentiviral library to ...applications. First, GMAP-compatible backbones for lentivirus LV 1-5 and retrovirus RV 2-5 were constructed...ingredients, and recombinant proteins. In order to keep production yields high and costs low, and to deal with the...dCas9-VPR limits one’s ability to package it into lentivirus and later create stable cell lines expressing... system has a much larger cargo capacity than lentivirus and is capable of efficiently creating stable... -
Targeting HIV-1 with CRISPR: Shock and Kill or Cut it Out?
TypeBlog Post...people worldwide are currently infected with the lentivirus HIV-1. Today, HIV-1 can be controlled with antiviral...this approach could permit some viral protein production, so researchers are also interested in precisely...only after stable expression of Cas9/gRNA. Viral production is higher in this model than in latent HIV-1 ... -
Isolating a Monoclonal Cell Population by Limiting Dilution
TypeProtocol... pool of stable cells. Transducing cells with lentivirus results in a heterogenous polyclonal population...protocol for generating stable cell lines with lentivirus . Day 0: (optional) Seed cells for the generation...protocol for generating stable cell lines with lentivirus . Pro-Tip Because the polyclonal cell pool is...red pH indicator) because the buildup of waste products could be suboptimal for cell growth. This conditioned... -
Plasmids 101: Modular Cloning Applications and Kits
TypeBlog Post...precursors, biofuels, and natural products without the undesirable side products generated during chemical synthesis...these molecules. To make large amounts of pure product in an affordable way, researchers test many different... resistance through gene stacking, increasing production of a protein of interest, and improving the nutrient...expand the Fragmid toolkit to facilitate other lentivirus- and AAV-based studies. Unified MoClo Systems...Modular Assembly Toolkit for the Rapid Design and Production of Diverse Expression Vectors.” ACS Synthetic... -
Hot Plasmids - November 2023
TypeBlog Post... to target multiple delivery systems, such as lentivirus and MMLV gag, to specific cell types. It can ...cell therapy more accessible by simplifying the production process and could even enable the creation of... -
Lab to Office Culture Shock
TypeBlog Post...on my technical skills with cloning and lentivirus production, I didn’t really start to recognize my transferable...