We narrowed to 1,082 results for: TOR;
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TypeBlog Post...to listen, and an ability to remember the right stories at the right time. Like many of the posts in our...another job, it will be important to retain the stories and examples that have guided your resolution processes...
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Antibodies 101: Introduction to Gating in Flow Cytometry
TypeBlog Post...uses to differentiate between variations in those factors. To understand the principles of gating, you’ll.... His projects include investigating negative regulators of T cells and cytokine signaling in tumor immunity... -
Antibodies 101: Multiplex Immunofluorescence
TypeBlog Post... a certain region or calculate a colocalization factor to assess the spatial relationship between the ...targets or you’re pushing the limits like Addgene depositor Ronald Germain (Radtke et al., 2020 multiplexed... -
Easi-CRISPR: Generating Knock-In and Conditional Mouse Models
TypeBlog Post... a variety of species, including the standard laboratory mouse. It’s also made targeted insertions relatively... mouse model. To avoid disrupting splice donor/acceptor sites, Miura et al. (2018) recommend targeting... -
Generating Mouse Models Using CRISPR/Cas9
TypeBlog Post...Gurumurty et al., 2016). AAV can also be used as a vector to deliver CRISPR/Cas9 either through injection...Mediated Genome Editing with Adeno-Associated Viral Vector. iScience 9:286–297 . https://doi.org/10.1016/j.isci... -
Antibodies 101: Antibody Engineering and Directed Evolution
TypeBlog Post...further lower fidelity, like changing the metal cofactor and the dNTP ratio. The resulting random errors...Addgene blog All Antibody Topics Antibody Data Repositories and Search Engines Antibodies 101: Producing... -
Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)
TypeBlog Post...expressing Cas9 via transduction with Cas9 lentiviral vector, lentiCas9-Blast (52962-LV, Figure 1). Some cells...gift from Feng Zhang and is described in Improved vectors and genome-wide libraries for CRISPR screening.... -
Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins
TypeBlog Post...PA-GFP. PA-GFP was derived from Jellyfish (Aequorea victoria) GFP (wtGFP) by mutating Threonine 203 to Histidine..."Photoactivatable genetically encoded calcium indicators for targeted neuronal imaging." Nature methods... -
A Needle in a Base-Stack: Cas9 Structural Biology
TypeBlog Post...researchers think the enzyme needs cellular recycling factors to release its handiwork (Sternberg et al., 2014...conformational changes that make Cas9 such a valuable laboratory tool are still an area of active research. New... -
Antibody Validation for Flow Cytometry
TypeBlog Post...expected location of the target is an important factor in deciding which protocol is likely to work, we...more permanent knockdown, consider using shRNA vectors instead. With both siRNA and shRNA, it can be difficult... -
Protocol - How to Ligate Plasmid DNA
TypeProtocol...plasmid Cut vector - Background due to uncut vector Cut vector + Background due to vector re-circularization...ends on either side of the vector are compatible with each other, the vector is much more likely to ligate...fuse the two ends of the vector together). Protocol: Standard Insert + Vector DNA Ligation Before setting...amount of cut insert and vector to use for the ligation reaction. The volume of vector DNA and insert DNA used...where the insert is smaller than the vector) a 3 insert : 1 vector molar ratio will work just fine. We ...opens in a new window) ligation calculator to easily quantify how much vector and insert DNA to use. Combine... ALWAYS do a vector alone + ligase control. This will allow you to verify that the vector was completely... -
Plasmid Modification by Annealed Oligo Cloning (with Protocols)
TypeProtocol...of this tutorial we will discuss how to add new restriction sites to the MCS of an empty vector. However...purify vector While waiting for your oligos to arrive, conduct a restriction digest of 1μg of vector with...Mix the annealed oligos with cut vector in molar ratios (vector:insert) between 4:3 and 1:6 in a standard...insert of 50bp in length into a 5kb vector, mix 100ng of the vector with 0.75-6 ng of annealed oligos)....just as easily to add short tags or shRNAs to any vector (the procedure will simply differ in terms of primer...primer design). Let's assume that your favorite vector has a relatively limited MCS (BamHI - EcoRI - SalI...restriction sites and add them to your existing vector. It is a couple days of work that will pay off ... -
Ligation Independent Cloning
TypeProtocol...annealed but nicked vector product is then repaired during the replication cycle. Empty vectors for LIC typically...your PCR primers. Step 2: Linearize Vector In this example, the vector is cut at two points by the enzyme...subsequent reactions. Step 3: Create Vector Overhangs Treat the linearized vector with T4 DNA polymerase to "chew...treated vector and insert at a molar ratio of 1:2 or 1:3, using between 20 and 50 ng of vector per annealing...allows for electrophoretic separation of linearized vector from the reaction mixture, and may provide counter-selection...shown here. The manufacturer of an LIC-specific vector will provide the homologous sequence which must...Search Addgene's collection of empty LIC cloning vectors Protocol Step 1: Design Your Primers Primer design... -
AAV Production in HEK293 Cells
TypeProtocol...into sterile tubes. Store the tubes at -80 °C. After thawing, the solution can be stored at 4 °C for up to...before putting the CS5 in the incubator. Return the CS5 to the incubator for 96 h. This incubation time...Cells You may also like... AAV Viral Service Viral Vector Guides Virus Blog Posts Molecular Biology Reference...Hemocytometer or cell counter Ice bucket CO 2 incubator Pipet controller Hazardous waste container pH ...pH meter Stir plate Magnetic stir bar Sonicator Ear protection Vortex Reagents Adherent HEK293T cells (... glutaGRO 11 mL of 200 mM L-alanyl-L-glutamine. Store at 4 °C. D1 + 0.1 M sorbitol (optional) : DMEM ... solution may separate into phases. Aliquot and store at 4 °C. Cell Lysis Buffer : 50 mM Tris HCl, 150... -
Lab Safety for Biosafety Levels One and Two
TypeProtocol... PPE protocols . Working in a BSL-2 laboratory requires laboratory glasses in addition to coat and gloves...also adhered to. None of the authors, contributors, administrators, or anyone else associated with Addgene... eat, drink, chew gum, or apply makeup in the laboratory. Before you start your experiment, make sure ...Only mechanical pipetting should be done in the laboratory. Don’t mouth pipette! There may be some times...officer. BSL-2 Guidelines Remember, the BSL-1 laboratory guidelines above are expected to be followed ...not be worn outside of the BSL-2 area. BSL-2 laboratories must be clearly marked as “BSL-2.” The names...names and contact information of the laboratory manager should be clearly visible in the room and on the ... -
Affinity Purification of Recombinant Antibodies with Protein A or Protein G
TypeProtocol...personal protective equipment including laboratory coat, laboratory goggles, and gloves. Sodium azide containing...Class II, Type A2 Biological Safety Cabinet 4 °C Refrigerator Pipette controller Benchtop centrifuge compatible...tubes NanoDrop spectrophotometer 37 °C, 5% CO 2 incubator with shaking platform set to 120 rpm 37 °C bead... sterile sodium phosphate dibasic (NaH 2 PO 4 ) Store up to 1 month at 4 °C Adjust pH to 7.0 Autoclave... Autoclave or filter sterilize 1000X protease inhibitor cocktail 25 mg leupeptin 50 mg antipain 250 mg...Recombinant Antibody protocol ). Pro-Tip Add protease inhibitors to 1X if this has not already been done. We typically...of supernatant and add 250 µL of 100X protease inhibitor cocktail. Add 1 part Protein A/G binding buffer... -
Protocol - How to Create a Bacterial Glycerol Stock
TypeProtocol... are important for long-term storage of plasmids. Although you can store your plasmid DNA at -20°C, many...LB agar plate can be stored at 4°C for a few weeks. However, if you want to store bacteria for a longer...concentration of long-term glycerol storage is unknown. Most labs store bacteria in 15-25% glycerol. You ...for long-term storage. Protocols... Protocols Creating Bacterial Glycerol Stocks for Long-term Storage of Plasmids Creating...Creating Bacterial Glycerol Stocks for Long-term Storage of Plasmids You may also like... Bacterial Transformation...cells alive. A glycerol stock of bacteria can be stored stably at -80°C for many years. Protocol Video ... -
Transfection for Recombinant Antibodies
TypeProtocol...Equipment Biosafety Cabinet 4 °C Refrigerator Micropipettes and tips Pipettor and pipettes Benchtop centrifuge...conical tubes Automated cell counter 37 °C, 5% CO 2 incubator with shaking platform set to 120 rpm 37 °C bead...sterile 0.22 µm filter. Prepare 10 mL aliquots and store the solution at -20 °C. 1 mg/mL PEI-MAX Add 1 g ... through a 0.22 µm filter. Prepare aliquots and store at -20 °C until use. BCD TFX 1000 mL BalanCD HEK293...mL 200 mM Glutagro Do not add selective reagents Store at 4 °C until use. We suggest preparing fresh solutions...500 mL BalanCD HEK293 Feed 20 mL 200 mM Glutagro Store at 4 °C until use. We suggest preparing fresh solutions...solutions after one month. 1000X protease inhibitor cocktail 25 mg Leupeptin 50 mg Antipain 250 mg Benzamidine... -
Lentivirus ddPCR Titration
TypeProtocol...transduce cells: Initial dilution factor of virus stock Dilution factor after additional 10-fold dilution...ddPCR) for lentivirus vector titration. Protocols... Protocols ddPCR Titration of Lentivirus Vectors ddPCR Titration of...of Lentivirus Vectors You may also like... Lentivirus Colony Formation Titration Assay Lentivirus Fluorescence...droplet digital PCR (ddPCR) to titer lentivirus vectors. This protocol specifically uses primers and probes...dilutions as indicated in the chart below. Dilution Factor Virus Volume to Dilute Media Volume Total Volume...fold dilution of the virus stock! Don’t forget to factor this into your calculations later (see calculation... -
Virus Protocol - Generating Stable Cell Lines
TypeProtocol... gene of interest from an integrated lentiviral vector....Lines with Lentivirus You may also like... Viral Vector Guides Virus Blog Posts Mol Bio Protocols Viral... gene of interest from an integrated lentiviral vector. Unlike the short-term protein expression observed...approaches, generating cell lines using lentiviral vectors enables long-term protein expression studies. Moreover...repeated transient transfection. Some lentiviral vectors deliver mammalian antibiotic resistance (e.g., ...lentiviral transgene. Note that not all lentiviral vectors deliver antibiotic resistance. This protocol was...1000 µL single channel pipette Ice bucket CO 2 incubator Pipet controller Hazardous waste container Reagents...