We narrowed to 79 results for: lentiviral infection
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TypeBlog Post...your lentiviral prep!) and infect. While this approach is a great start to a successful infection, one...a successful lentiviral infection, happy virus is the second. When harvesting lentivirus, some labs prefer...Things Lentivirus with our Lentiviral Guide Pages Deposit Your Lentiviral Vectors ... and they'll love you back A successful lentiviral infection begins with your cells, both your packaging...other cell lines, or infected personnel and can persist undetected; unlike infections with larger microbes...success of your lentiviral transduction. The effect of freeze-thaw cycles on lentiviral stability depends...to follow the same general procedure for lentiviral infections, produce the virus, titer the virus (read...
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SARS-CoV-2 Pseudotyped Virus
TypeCollection...entry and infection. This approach allows researchers to safely study mechanisms of infection and to determine... measuring infectivity and neutralizing activity are listed below: pBOBI-FLuc - Lentiviral reporter vector...2A-MCS-Hygro - Lentiviral vector expressing destabilized EGFP. Lenti-luciferase-P2A-Neo - Lentiviral reporter...-2 Pseudotyped Virus Mechanisms of SARS-CoV-2 infection remain poorly understood but are critical for ...Pseudotyped virus particles can then be used to infect permissive cells that express ACE2, the cellular...methods of neutralizing the virus or reducing its infective potential. The following types of viral particles...examples of each in Addgene's collection: HIV-based lentiviral particles Murine leukemia-based retroviral particles... -
Lentiviral Vector Uses and Overview
TypeBlog Post... systems, see our Lentiviral Plasmid FAQs. Lentiviral vectors in the lab Lentiviral vectors are incredibly...turned to the lentivirus HIV-1, well-known to infect non-dividing cells. The first lentiviral vector system...current (and future) applications of lentiviral vectors! Lentiviral vector history and components In the... only infect actively dividing cells. Another type of vector, based on adenovirus, could infect non-dividing... 2nd generation lentiviral packaging system The graphic below shows how the lentiviral genome was condensed...due to wide infectivity, is often used as a substitute for HIV-1 Env, which can only infect CD4+ cells....requested plasmids! Lentiviral particles with the VSV-G envelope have high infectivity in a wide range of... -
Viral Vectors 101: Pseudotyping
TypeBlog Post...more control in the cell types your lentiviral vector will infect, pseudotyping can help. In pseudotyping...virus with rabies glycoprotein. Lentiviral vectors are also great at infecting neurons and cause minimal inflammatory... rabies glycoprotein into the lentiviral envelope allows the lentiviral vector to be transported retrograde...target cells which produce lentiviral particles. Why pseudotype? Lentiviruses and retroviruses typically...related to lentivirus, many retroviral envelope proteins have been pseudotyped on lentiviral particles.... Quick Guide to All Things Lentivirus Get tips for titering your lentiviral preps Resources on Addgene.org...Addgene.org: Check out the lentivirus guide Find ready-to-use lentiviral preps at Addgene ... -
Quick Guide to All Things Lentivirus
TypeBlog Post...vectors used, lentiviral vector constructs have proven very useful due to their ability to infect both dividing...type-1 (HIV-1), can infect both dividing and non-dividing cells. The ability to infect non-dividing cells...efficient and safe HIV-1-derived lentiviral vectors due to their ability to infect non-dividing cells. Thus three...generation of lentiviral vectors consisted of three plasmids encoding 1) the lentiviral vector genome ...concentrate your lentiviral particles to get them to the optimum concentration to infect your cells of interest...used. Inducible lentiviral transfer vectors The most widely used inducible lentiviral vector system is...Your Research Lentiviral Vector Uses and Overview Resources on Addgene.org Find Lentiviral Vectors for... -
Your Lentiviral Plasmid FAQs Answered
TypeBlog Post...Addgene's most popular lentiviral plasmids Overview of Lentiviral Packaging Plasmids Lentiviral Protocols and ...-retroviruses that can only infect dividing cells, lentiviruses can infect dividing and non-dividing cells...frequently asked lentiviral questions. This useful resource from Addgene Depositor (and lentiviral expert) Didier... of infecting target cells, but cannot produce any new viral particles after the initial infection. SIN...retroviruses. Lentiviruses are able to enter an intact nuclear membrane allowing them to infect both dividing...HIV-derived. Get Tips on Titering Your Lentivirus Concerning safety of lentiviral transduction Q8: You mentioned...cells. Addgene has an extensive collection of lentiviral plasmids created for a variety of applications... -
Tips for Titering Your Lentiviral Preps
TypeBlog Post... conditions in lentiviral vector titration and in the use of multiplicity of infection (MOI) for predicting...transfected and harvested your lentivirus. Now it’s time to move ahead with your infection and make your stable ...titers, or infectious titers, measure how many of the viral particles produced can actually infect cells. ...considerations for titering lentivirus Volume and transduction time will influence lentiviral titers as will the...titer your virus will not only ensure that your infection is designed in the best possible way, but it may.... These assays typically involve infecting a target cell line with your virus and assaying for expression...defective viral particles. Direct measurement of lentiviral RNA is one alternative to direct p24 measurement... -
Lentiviral CRISPR Libraries Enable Genome-Scale, Knockout Screening
TypeBlog Post...gRNAs. Their gRNA library is delivered via lentiviral infection into target cells that have previously been...study genes all across the genome? Two new human lentiviral CRISPR library systems described in companion... article describes the development of a mouse lentiviral CRISPR library. “This enables you to do customized...for select gene groups The 6 available enriched lentiviral CRISPR libraries developed by MIT's Tim Wang .... The Sabatini/Lander library uses sequential infection first of Cas9, then with the sgRNAs, and can result..., on the other hand, uses a 1 plasmid, single infection system. Genome wide mouse CRISPR library The Yusa...as well as non-coding genetic elements.” These lentiviral libraries and their demonstrated application ... -
With Our New Viral Service, We're Taking CRISPR Further!
TypeBlog Post...titering, testing, and providing lentiviral preps of select lentiviral vectors from the repository for ... can make lentivirus production frustrating - a researcher can complete an entire lentiviral production... in lentiviral format. Finally, while we can’t currently produce custom gRNA-containing lentivirus, we...high titer lentivirus from the library, ensure gRNA representation in the viral prep, infect target cells...We provide enough lentivirus for you to both perform an optimization-scale infection and at least one ...distribute in lentivirus format only deliver gRNA and therefore, must be used to infect a cell line already... make new lentiviral preps on your own, fear not - anytime you order ready-to-use lentivirus from Addgene... -
Viral Vectors 101: Preparing Pooled Libraries
TypeBlog Post... for using pooled lentiviral libraries. A) Amplification, validation, and lentiviral generation of a pooled...Usage of a pooled library lentiviral prep for experiments. Pooled library lentiviral preps are generally aliquoted...Pooled Lentiviral CRISPR Libraries- A nice overview of what to consider when using pooled lentiviral CRISPR...production of lentivirus. Purification of this lentivirus results in the pooled library lentiviral prep. B).... Titering After generating your lentivirus, you’ll want to infect your cells with the virus–the right...ll need to infect many more cells than the number of plasmids in the library. Spinfection If you have.... Most of the pooled libraries at Addgene are lentiviral pooled libraries, though other types exist. ... -
Popular Retroviral Vectors and Their Uses in Scientific Research
TypeBlog Post... efficiency, but in contrast to lentiviral vectors, their infectivity is limited to dividing cells. Find...descriptions of the lentiviral elements and the 2nd and 3rd Generation Lentiviral Systems can be found...found in our Lentiviral guide. Popular packaging and lentiviral envelope plasmids are listed here. Please...pre-treated with a compound of interest. Lentiviral vectors Popular Lentiviral Transfer Vectors Expressing your...3rd generation lentiviral vector backbone from the Shih lab. You can find more lentiviral expression vectors...in the genome editing field. Lentiviral Plasmid Kit Multiple Lentiviral Expression System Kit (Kit #1000000060...multiple genes via infection with a single ecotropic or amphotropic MuLE lentivirus provides significant... -
Viral Vector Guides and Plasmids
TypeCollection...Browse Guides and Plasmids Lentiviral Vector Guide | Lentiviral Plasmids Lentiviral vectors are versatile ...Capacity Virus Size Cells Infected Host Genome Integration Immune Response Lentiviral Stable RNA < 8 kb 80–...relatively high transduction efficiency and only infect dividing cells. They integrate permanently into... to produce viral vectors. A) Wild-type viruses infect cells in an organism and use the host cellular ... -
New Tool for Lineage Tracing: The ClonTracer Library
TypeBlog Post... upon infection. When using the ClonTracer system, lentiviruses containing these barcodes infect the target...label millions of mammalian cells through lentiviral infection and to monitor their abundance and clonal...optimize protocols for in vivo screening with lentiviral pooled shRNA libraries. Later, Bhang says, “When... treatment. The library consists of a pool of lentiviral vectors with roughly 73 million semi-random, ...target cell population at low multiplicity of infection (MOI) such that each individual cell receives ...cancer cells exist prior to drug treatment. They infected a non-small cell lung cancer cell line containing... Find the ClonTracer Library at Addgene Find Lentiviral Plasmids at Addgene Check out Our Cancer Resources... -
Viral Vectors 101: Integrase-Deficient Lentiviral Vectors
TypeBlog Post...check out Addgene's Lentiviral Guide). To produce lentiviral vectors, the lentiviral genome is distributed...how to package lentiviral vectors, check out Addgene’s Lentiviral Guide and our lentiviral production protocol...All Things Lentivirus More resources on addgene.org Lentiviral Guide Popular lentiviral vectors ...integrase-deficient lentiviral vectors, how they work, and why you might choose them over integrating lentiviral vectors...integrase-deficient lentiviral vectors, let’s briefly revisit the basic biology of lentiviral vectors (for a... the production of lentiviral vectors that are competent for one round of infection (AKA transduction ...integrase-deficient lentiviral vectors? There are several reasons why you might choose an IDLV over a lentiviral vector... -
Viral Vectors 101: Viruses as Biological Tools
TypeBlog Post...retrovirus is HIV. Lentiviruses are a genus of the retroviral family that can infect both non-dividing ...Insertional Mutagenesis Possible Lentivirus Infects non-dividing cells Insertional Mutagenesis ... Viruses as biological tools In nature, viruses infect cells and organisms (which we refer to as hosts...hosts) via viral particles, the functional infection unit. Each particle has a viral envelope, which fuses... this determines which organisms and cells they infect. In the lab, this means viruses can be engineered...own genome. Fig. 1: Viral particle infection into a host cell. Image courtesy of National Human...system to produce more virus and continue the infection cycle. Depending on the type of virus used, the... -
15 Years of Addgene: The Top 15 Plasmids
TypeBlog Post... cells a virus can infect. The VSV-G envelope protein enables this virus to infect many different cell...the last 15 years - the majority of these being lentiviral or CRISPR tools. How many times have these plasmids...Addgene psPAX2 - psPAX2 is a 2nd generation lentiviral packaging plasmid from the Didier Trono lab that...genes. It can be used with 2nd or 3rd generation lentiviral vectors and an envelope expressing plasmid, such...PX458). lentiCRISPR v2 - This 3rd generation lentiviral transfer vector also from the Zhang lab is used...and contains an envelope protein for producing lentiviral and MuLV retroviral particles. It can be used...with packaging plasmids such as pCMV-dR8.2 dvpr (lentiviral) or pUMVC (MuLV retroviral). Fun fact: published... -
Viral Vectors 101: Gamma-Retroviral Packaging Systems
TypeBlog Post...tropism or range of cells a virus can infect. Note: While both lentiviruses and γ-retroviruses use the same.... Envelope gene (may be pseudotyped to alter infectivity): The use of the VSV-G envelope provides the ... well as the viral LTRs, differ. As a result, lentiviral and γ-retroviral packaging plasmids are not interchangeable...using 293T cells This method is very similar to lentiviral packaging methods. The three components described...either an ecotropic envelope, Phoenix-ECO, (for infection of mouse and rat cells), or an amphotropic envelope...envelope, Phoenix-AMPHO (for the infection of mammalian cells.) Using this system, virus is produced in...tropism envelope protein; Pseudotyped to alter infectivity. Packaging Gag Precursor structural protein... -
Top Requested Plasmid of 2017 - pMD2.G
TypeBlog Post...it can infect. The VSV-G envelope is widely used and requested because it enables lentiviruses to infect...2015 and 2016 were CRISPR plasmids), but so are lentiviral vectors, many of which are used to deliver Cas9...Transductions Getting the Most from Your Lentiviral Transduction Additional Resources on Addgene.org Check out... of 2017 is the lentivirus envelope plasmid pMD2.G from Didier Trono’s lab! Lentivirus envelope vector... producing our ready-to-use lentivirus preps. You can find our lentivirus production protocol on our website...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... -
Viral Vectors 101: The Retroviral Lifecycle
TypeBlog Post...Resources on addgene.org Addgene's Lentiviral Guide Most popular lentiviral plasmids γ-Retrovirus Guide References... the lentiviruses (like HIV-1) — that have been developed into lentiviral vectors. Lentiviruses are sometimes... 1: Gamma-retrovirus genome (left) and an HIV lentiviral genome (right.) HIV seems an unlikely candidate...viral reproduction, and for causing contagious infection; however this would not be great for a gene therapy... side. These steps are common between natural infection by wild-type viruses and transduction by vectors...vectors (which we sometimes still call “infection” as a shorthand, although it is not quite the correct word...Addgenie Rebecca Hutcheson for her assistance with lentiviral replication. Resources and References More ... -
Targeting HIV-1 with CRISPR: Shock and Kill or Cut it Out?
TypeBlog Post...increased risk of infection, including both common infections and opportunistic infections not usually seen...destroy infected cells, the other using wild-type Cas9 to remove the HIV-1 genome from infected cells. ...individuals, expanded, and infected with HIV-1. For two HIV-1 strains, Cas9/gRNA lentiviral expression significantly...latent HIV-1 infection, which would make it easier for an “escape” virus to propagate and infect adjacent ...combat other viral infections, notably a mouse model of Hepatitis B, a disease that infects over 250 million...million people worldwide are currently infected with the lentivirus HIV-1. Today, HIV-1 can be controlled...excise the HIV-1 genome from every infected cell and 2. prevent reinfection of those cells. Kaminski et al... -
Luciferase Plasmid Collection
TypeCollection... are infected with virus Christopher Buck 98580 pLX304 Luciferase-V5 blast Firefly CMV Lentiviral expression...interest Scott Lowe 21375 pHIV-Luciferase Firefly Lentiviral vector for insertion of your gene of interest...N-terminal Nanoluc fusions using Gateway cloning. Lentiviral. Mikko Taipale 12563 PCD FL0X Firefly Insertion...Firefly Insertion of 5' promoter/enhancer regions. Lentiviral Nadav Ahituv 212935 pGL4.84(hRlucCP/Puro) RapidResponse...Renilla Insertion of 5' promoter/enhancer regions. Lentiviral Nadav Ahituv 108228 pGreen2x35SLUC Firefly, Renilla... can be used to monitor transfection or viral infection efficiency, to study changes in cell physiology...21471 pLenti PGK V5-LUC Neo (w623-2) Firefly PGK Lentiviral expression of firefly luciferase Eric Campeau... -
The AAVantages of AAV in CRISPR Screens
TypeBlog Post... screens rely on lentiviral systems, a fact supported by the wide array of lentiviral-based CRISPR libraries...vector delivery methods. Lentivirus has limited packaging options, with most lentiviral vectors being packaged...large packaging capacity and stable expression of lentiviral vectors make them an attractive option. However...into mice. For in vivo screens, mice are directly infected with the CRISPR library. In vivo screens can become...serotype has its own tropism, or a preference to infect specific cell or tissue types. Using serotypes ...example, AAV8 for kidney cells — can help improve infection rates in your experiment. Figure 2: Visual... while both AAV and lentivirus have low immunogenicity, AAV still beats lentivirus. In mice, AAV is almost... -
A Look Back at One Year of Plasmid Sharing for COVID-19 Research
TypeBlog Post...pseudovirus, scientists can study the mechanisms of infection and how to interfere with it in a BSL-2 lab instead...found that cathepsins play a role in SARS-CoV infection and deposited plasmids for the expression of cathepsin...SARS-CoV-2 entry and become upregulated during viral infection. Expression of SARS-CoV-2 viral proteins In the...19 pandemic, the Krogan lab at UCSF generated lentiviral vectors expressing SARS-CoV-2 open reading frames...all but one are cloned into pLVX vectors (for lentiviral packaging) and contain an IRES-Puro marker for...as critical host factors modulating SARS-CoV-2 infection. bioRxiv. https://doi.org/10.1101/2021.04.22.440848...(2020) Protocol and Reagents for Pseudotyping Lentiviral Particles with SARS-CoV-2 Spike Protein for Neutralization... -
Multiplex Genome Editing with CRISPR-Cpf1
TypeBlog Post...Sakuma et al Multiplexed Lentiviral Expression Cassettes lentiviral transduction One vector expresses...expressing the Cpf1 multiplex system from a lentiviral vector. Lentiviruses carry a (+) strand RNA copy of the... multiple expression platforms: transfection, lentiviral transduction, and AAV transduction. In most ...Cpf1. This means Cpf1 can bind and cleave the lentiviral RNA, preventing packaging of the virus. Reversing...and in vivo. For these experiments, cells were infected with a 1:1 ratio of two AAVs, one expressing ...a crRNA array plus a GFP tag. Four weeks post-infection, there was strong expression of Cpf1 and GFP in... options for Cpf1 multiplexing: Transfection, lentivirus, and AAV Cpf1’s ability to process its own pre-crRNA... -
Delivery Methods for Generating iPSCs
TypeBlog Post... for clinical applications. Lentiviral: Lentiviral vectors infect dividing and nondividing cells and... a cancer-like phenotype in infected cells. Like retroviruses, lentiviral delivery is not considered safe...Excisable Cre-lox lentiviral vectors: This approach is the same as using a standard lentiviral vector, but ...retroviruses. Retroviral vectors, such as pMXs or pMSCV, infect dividing cells, and have a higher efficiency of...available from Addgene. Another drawback is that lentiviral vectors insert in different genetic locations...could be affected by the location of insertion. Lentiviral insertion can also disrupt the expression of ... Viral Vectors Adenovirus: Adenoviral vectors infect dividing and nondividing cells and have an ~8kb... -
Protocol - pLKO.1 – TRC Cloning Vector
TypeProtocol...cycles. Back to Top F. Infecting Target Cells Lentiviral particles can efficiently infect a broad range of ...Producing Lentiviral Particles E.1 Recommended materials E.2 Protocol for producing lentiviral particles...concentration F.3 Protocol for lentiviral infection and selection G. Safety H. References H.1 Published articles...transfection, or can be converted into lentiviral particles for subsequent infection of a target cell line. Once ...Addgene recommends that you generate lentiviral particles and infect the target cells. Addition of puromycin...puromycin concentration.) F.3. Protocol for Lentiviral Infection and Selection Day 1: a. Plate target cells...plate. TIP: MOI (multiplicity of infection) refers to the number of infecting viral particles per cell. Addgene... -
Lentivirus Plasmids
TypeCollection...target cell upon infection. When lentivirus is used for research, it is the lentiviral genome that encodes...Blog: Tips for Titering Your Lentiviral Preps Lentiviral Pooled Libraries All Viral Plasmids Packaging Plasmids...researcher safety. Read our Lentiviral Guide for more information about: Lentiviral components 2nd versus 3rd...Glossary of commonly used lentiviral terms Popular Lentiviral Envelope and Packaging Plasmids One safety feature...Reiser Return to Top Popular Lentiviral Transfer Plasmids The lentiviral genome (i.e., the genetic material...generation lentiviral systems Viral production Frequently asked questions about lentivirus use Glossary...table lists lentiviral transfer plasmids that can be used with 2nd and 3rd generation lentivirus technologies... -
Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection
TypeBlog Post...This can be done with lentiviral and Adeno Associated Viruses (AAV). Lentiviral and AAV can be used to...releasing the newly formed viral particles that can infect other bacteria. In the lysogenic cycle, the phage... transduction. Transferred DNA once inside the infected bacterium can either exist as transient extrachromosomal...division. You can find all kinds of different lentiviral and AAV plasmids as well as ready-to-use viral... -
Viral Vectors 101: Types of viruses
TypeBlog Post...transduce (infect) a wide range of cell types with a high efficiency. However, gamma-retrovirus infection is ...maximum titer, a plus for production and infection. This virus can infect dividing and non-dividing cells and...-studied lentivirus is HIV, which many lentiviral tools have been derived from. Lentiviruses have slightly...gamma-retrovirus, coming in around 9 kb. Unlike gamma, lentivirus can infect both dividing and non-dividing cells. Lenti...complementary DNA copies of their genome upon infecting a host cell. This viral DNA (also called proviral...to dividing cells only, so is not suitable for infection of quiescent cells or infrequently cycling cells... small, single-stranded DNA parvovirus. AAV can infect humans and some other mammals but is not currently... -
Production of Virus in Insect Versus Mammalian Cells
TypeBlog Post...-293T cells. If you titrate your viral preps, lentiviral titration requires an additional couple of days...baculovirus, a family of viruses that specifically infect insects. This is what makes insect cells a popular...require cloning specific AAV or lentiviral machinery into a baculovirus plasmid. Production of baculovirus...baculovirus construct, called a bacmid. Like AAV and lentiviral packaging plasmids, bacmids are readily available... round of virus, called P1 (or sometimes P0), infecting new Sf9 cells, and getting an amplified P2 virus...cells Viruses AAV and lentivirus Baculovirus; can produce AAV and lentivirus if needed # of plasmids...Overcoming the Challenges of Lentivirus Production Tips for Titering Your Lentivirus Preps More resources on... -
Minigenomes - a Safe Way to Study Dangerous Viruses Like the Ebola Virus
TypeBlog Post...minigenomes are incapable of producing infectious virus (similar to lentiviral vectors) because they do not encode... its own RNA-dependent RNA polymerase into the infected cells. The EBOV polymerase replicates the viral...as viral mRNAs would be in the course of viral infection), producing firefly luciferase. Firefly luciferase...absence of some viral proteins (compared to viral infection). Therefore, the roles/functions of individual...Addgene.org Browse Our Viral Vector Plasmids Read Our Lentiviral Vector Guide Read Our AAV Guide ...Department of Microbiology, National Emerging Infectious Disease Laboratories. She is interested in genome... -
Viral Vectors 101: Viral Vector Elements
TypeBlog Post... cargo into the host genome. Lentiviral-specific components Lentiviruses have gone through their fair ...protein that can also be pseudotyped to alter infectivity. Next, the virus must assemble and have appropriate...for gamma-retroviruses. While not required for lentiviral production, they can be helpful for certain applications... applications and aid in ease of use. Our lentiviral guide outlines these components. Fig....Resources on Addgene.org Addgene's most popular lentiviral plasmids Addgene's most popular retroviral plasmids...Parts of the AAV packaging plasmid Overview of Lentiviral Packaging Plasmids Adenoviral production and ...function. Lentivirus/gamma-retrovirus Lentiviruses are a class of retrovirus (so all lentiviruses are retroviruses... -
5 Tips for Troubleshooting Viral Transductions
TypeBlog Post...successfully transfected and produced infectious virus, they may get infected with this virus, and therefore,...number of infectious particles in a given viral stock will give you a sense of the infectivity of your ...An estimated 320,000 viruses can infect mammals. Even more abundant are the Earth’s estimated 1031 bacteriophages...bacteriophages (viruses that infect bacteria), many of which are doing important work in our microbiomes...al., 1999). 5. Check your packaging cells for infection If your transductions aren’t working, you can ...microscope and should appear fluorescent if they were infected. While there may be some low-level fluorescent...if the virus does not have the proper tropism to infect the packaging cells. Another method of ensuring... -
Hot Plasmids - June 2020 - Barcoded CRISPR Library, Sparse Cell Labeling, Calcineurin Reporter, and DNA Staining Dye Alternative
TypeBlog Post...their loop region. After infecting cells with sgRNAiBAR library containing lentiviral vectors the iBARs can... CRISPR screens require a low multiplicity of infection (MOI) during cell library construction to ensure...data even when used at a high multiplicity of infection, because this setup allows for experimental replicates... -
Multiplexed Overexpression of Regulatory Factors (MORF) collection
TypeBlog Post...Blog Learn More about Lentivirus Figure out How to Get the Most from Your Lentiviral Transduction Additional... individually overexpressed and available for lentiviral packaging and delivery to target cells as a pooled... Fig. 1: Barcoded TF library was packaged in lentiviral particles and used to transduce human embryonic...the Zhang lab controlled their multiplicity of infection so that a single TF was delivered to each cell... -
CRISPR 101: Mammalian Expression Systems and Delivery Methods
TypeBlog Post...efficiency. Lentiviral transduction Cas9 and gRNA can be present in a single lentiviral transfer vector...plasmids provide the necessary components to make lentiviral particles. Stable, tunable expression of Cas9...Transient or stable expression of SaCas9 and/or gRNA. Infects dividing and non-dividing cells. AAV is least toxic...: Traffic Light Reporter System: Can evaluate lentiviral component delivery as well as genome repair by...Difficulty Very easy Very hard Viral delivery Lentivirus Retrovirus AAV Cells Dividing or nondividing... -
Retrovirus Plasmids
TypeCollection...Resources: γ-Retrovirus Guide Biosafety Guide Lentiviral Plasmids AAV Plasmids Viral Vectors 101 eBook...relatively high amounts of DNA (up to ∼8 kb), and infection results in long-term transgene expression. Some... -
Top Requested AAV of 2017: pmSyn1-EBFP-CRE
TypeBlog Post... and requests are still pouring in! While our lentiviral service is going strong, the AAV service has ...partially control which cells are successfully infected by an AAV by altering your injection site and ... -
Reagent Repositories Are Speeding up Science During the Pandemic
TypeBlog Post...Look DC, Perlman S (2006) Lethal Infection of K18-hACE2 Mice Infected with Severe Acute Respiratory Syndrome...proven useful to the study of SARS-CoV-2 are the lentiviral production and packaging vectors VSV-G and psPAX2... -
Plasmids 101: Gateway Cloning
TypeBlog Post...recombination reactions that take place when lambda phage infects bacteria. In vivo, these recombination reactions...Gateway cloning to generate our desired constructs: lentiviral expression of the human KRAS gene in mammalian...level, and experimental purpose. For mammalian lentiviral expression, we could use a vector like pLenti...available at Addgene, including the Frew Lab Multiple Lentiviral Expression Systems (MuLE) Kit, the MultiSite ...