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We narrowed to 916 results for: tro

Showing: 881 - 900 of 916 results

  1. Molecular Biology Protocol - Restriction Digest of Plasmid DNA

    Type
    Protocol
    ...Purifying DNA from an Agarose Gel DNA Ligation Introduction Restriction enzyme digestion takes advantage...your restriction digest results. Equipment Electrophoresis chamber Pipetman Reagents Liquid DNA aliquot...manufacturer's instructions) Gel loading dye Electrophoresis buffer Pipet tips Procedure Select restriction...visualize the results of your digest, conduct gel electrophoresis . Tips and FAQ Restriction enzymes MUST be ...

  2. CRISPR Guide

    Type
    Guide
    ...provide a basic understanding of CRISPR biology, introduce the various applications of CRISPR, and help you...research. CRISPR Basics In this section, we will introduce the basic mechanisms of CRISPR and some of the...increase nuclease fidelity SpCas9-NG - NG; increase in vitro activity SpG - NGN; increase nuclease activity SpRY...-occurring Acr (Anti-CRISPR) proteins can help control CRISPR activity. Acr proteins have evolved in phages...LmoCas9 and SpCas9. Acr proteins can be used to control both when and where genome editing happens. CASANOVA...Dominik Niopek’s lab , is a way to optogenetically control genome editing by fusing the anti-CRISPR protein...photosensitive LOV2 domain . Several labs have also controlled Acr activity with endogenous cell-type specific...

  3. Using a Light Microscope Protocol

    Type
    Protocol
    ...Using a Light Microscope Using a Light Microscope Intro to the Lab Bench Check out more protocols and videos...videos to help you get started in the lab! Introduction Microscopes are emblematic of biological research... cheap and accessible) to massive transmission electron microscopes that allow us to see cellular components...resolution when your image is in focus, which you can control using the focus knobs on the side of the microscope...

  4. Virus Protocol - Generating Stable Cell Lines

    Type
    Protocol
    ...Virus Blog Posts Mol Bio Protocols Viral Service Introduction This protocol can be used to generate stable...channel pipette Ice bucket CO 2 incubator Pipet controller Hazardous waste container Reagents DMEM high ...plate will hold 5 dilutions plus one 'no virus' control well). Perform a "reverse transduction" by seeding...selection should last at least as long as it takes the control (untransduced) cells to completely die. After that...

  5. Chemogenetics Guide

    Type
    Guide
    ... However, neuronal control through PSAMs and LMOs is direct, while neuronal control of DREADDs is indirect...endogenous signaling, therefore allowing precise control over the cell population they are targeted to. ...used in the same organism to allow bidirectional control of neuronal activity. Table 1. Descriptions of ...chemogenetic receptors that confer more direct control of neurons through manipulation of ion channels...expression of AAV-delivered constructs can be controlled with cell-type specific promoters. Table 4 lists...unwanted cell types. Generating a FLEx switch to control expression of a chemogenetic reporter ensures that...AI, Armbruster BN, Pei Y, et al. (2009). Remote control of neuronal activity in transgenic mice expressing...

  6. Isolating a Monoclonal Cell Population by Limiting Dilution

    Type
    Protocol
    ...express Cas9 and are included as a control (WT). Vinculin is a loading control. 1 lentiCas9-Blast was a gift...Virus Blog Posts Addgene Protocols Viral Service Introduction This protocol describes how to generate a monoclonal...µL single channel pipette CO 2 incubator Pipet controller Hazardous waste container Microscope Hemocytometer...

  7. Guide to Using Pooled Libraries

    Type
    Guide
    ...Library Guide Introduction Library Amplification Types of Screens Resources An Introduction to Pooled Libraries...the screening process. Amplify the library (electroporation and maxiprep). If delivering as virus, make... Perform Next Generation Sequencing (NGS) on a control sample (no selection) In parallel, apply library...cells Compare NGS results between experimental and control cells Generate a list of gRNAs that disappear with... post-selection. The selective pressure must be strong enough that most of the cells die, removing their...selection while the other serves as a non-selected control. These two populations are then sequenced using...Screening Pooled CRISPR Libraries Offer Genome-Wide Control for Large-Scale Functional Screens New Tool for...

  8. Plan Your Experiment

    Type
    Guide
    ...viral delivery RNA delivery of Cas9 and gRNA In vitro transcription reactions generate mature Cas9 mRNA... to target cells through microinjection or electroporation Transient expression of CRISPR components Expression...ribonucleoprotein (RNP) complexes Purified Cas9 protein and in vitro transcribed gRNA are combined to form a Cas9-gRNA...repaired DSBs): For small nucleotide edits that introduce a novel restriction site. The region of interest...identify DNA fragments. PCR amplification and gel electrophoresis (for HDR or NHEJ): For large deletions or insertions...25408407 Hashimoto, M., & Takemoto, T. (2015). Electroporation enables the efficient mRNA delivery into the...enables efficient protein-based genome editing in vitro and in vivo. Nature Biotechnology . 33 (1), 73–80...

  9. Protocol - How to Perform Sequence Analysis

    Type
    Protocol
    ...Design a Primer Diagnostic Restriction Digest Introduction Sequence verification of important plasmid features... do not sequence the entire plasmid. Addgene strongly recommends that you sequence any portion of the...What primers were used by Addgene during quality control? Addgene lists the primers used to obtain each ...

  10. Ligation Independent Cloning

    Type
    Protocol
    ...cloning scars"). A “stuffer” sequence allows for electrophoretic separation of linearized vector from the reaction...linearized vector from the reaction mixture by gel electrophoresis followed by gel purification . The cut vector... your chances of success. Set up a vector only control with water instead of the insert. Incubate the ...

  11. Centrifugation

    Type
    Protocol
    ...Protocols Centrifugation Centrifugation Protocol Intro to the Lab Bench Check out more protocols and videos...videos to help you get started in the lab! Introduction A centrifuge is a common piece of laboratory equipment...the rotor with microfuge tubes in place, and the control panel where you can set the time and speed needed...

  12. Lab Safety for Biosafety Levels One and Two

    Type
    Protocol
    ... Biosafety Levels One and Two (BSL-1 and BSL-2) Intro to the Lab Bench Check out more protocols and videos...videos to help you get started in the lab! Introduction There are four biosafety levels. This protocol...protocols require bloodborne pathogens training. It is strongly recommended that anyone participating in BSL-2...

  13. Gibson Assembly Protocol

    Type
    Protocol
    ...and 30 bp annealing to the target sequence. Avoid strong secondary structures in the homology region. Hairpins...seams between the assembled parts. Tips and Troubleshooting “Stitching” fragments together using oligos...oligos. This technique is especially useful for introducing promoters, terminators, and other short sequences...

  14. Lentivirus Production

    Type
    Protocol
    ...like... Viral Vector Guides Mol Bio Protocols Introduction This protocol can be used to produce lentivirus...channel pipette Ice bucket CO 2 incubator Pipet controller Hazardous waste container pH meter Stir plate... should be aliquoted and snap frozen in liquid nitrogen and stored at -80 °C as soon as possible to avoid...

  15. Science Guides

    Type
    Guide
    ...selectively control and investigate cell signaling pathways. Receptors are remotely controlled via small...small molecules, which allows for specific control of activity. Read More CRISPR Class 2 C lustered R egularly...research utilize light to detect, measure, and control molecular signals and cells in order to understand...Lentivirus Adeno-associated Virus (AAV) Adenovirus γ-Retrovirus Read More...

  16. Handling Plasmids from Addgene - Purifying Plasmid DNA

    Type
    Protocol
    ...like... Bacterial Transformation Agarose Gel Electrophoresis Agarose Gel DNA Purification Streaking and ...Bacteria Inoculating a Liquid Bacterial Culture Introduction Many molecular biology techniques require highly...window) Qiagen , (Link opens in a new window) Invitrogen , and (Link opens in a new window) Promega sell...

  17. What is Polymerase Chain Reaction (PCR)

    Type
    Protocol
    ...standard Polymerase Chain Reaction (PCR) is an in vitro method that allows a single, short region of a DNA...product can be verified based on size by gel electrophoresis . Protocol Video Watch the protocol video below...to each reaction. The ideal setup for this troubleshooting step is to do one reaction with each, and one...

  18. Addgene's eBook Collection

    Type
    Guide
    ...biosensors, and monitoring protein localization; an introduction to non-protein fluorophores; and much more! ...About This guide to viral vectors contains an introduction to each vector and its applications, tips for...for using vectors in your experiments, troubleshooting advice on production and use, and much more! Close...Edition, trans. About Una traducción al español de nuestro libro electrónico, CRISPR 101. Close About Overlay...Edition About Our newest eBook contains practical introductions and helpful tips for antibody-based applications...

  19. AAV Titration by qPCR Using SYBR Green Technology

    Type
    Protocol
    ...Vector Guides Virus Blog Posts Mol Bio Protocols Introduction The AAV Titration protocol can be used to determine...samples being tested. Always include a No Template Control (NTC), i.e master mix + water Whenever possible...duplicate. Do not forget to include a no template control ( NTC = master mix + water ). Add 15 μL of Master...
Showing: 881 - 900 of 916 results