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Showing: 501 - 520 of 750 results
  1. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    ...of the gene with multiple gRNAs, but the most important is that you could avoid potential off target artifacts...you could run another gel that highlights the important results (for example, if you needed to make a ...
  2. Antibodies 101: Flow Cytometry

    Type
    Blog Post
    ...cell’s size, granularity, and target protein composition. It is used for a variety of applications such...electronics systems, FACS instruments have specialized components that can divert a subset of cells. During FACS...
  3. Antibodies 101: Designing Your First Flow Panel

    Type
    Blog Post
    ...excitation and emission wavelengths, it is also important to know the brightness of individual fluorophores...antibody-conjugated labeling. Even though the two compounds are completely different in nature (eGFP being...
  4. CRISPR 101: Multiplex Expression of gRNAs

    Type
    Blog Post
    ...fragments, allowing ordered assembly of multiple components into a destination vector. The first step in ...expressed, the gRNAs cannot be released, adding temporal and/or spatial control to the system. pSQT1313...
  5. Lentiviral Guide

    Type
    Guide
    ...Lentiviral Components To increase the safety of lentivirus, the components necessary for virus production are...systems. When planning your experiment, the important component to consider and optimize is the transfer ...Guide to lentiviral components, generations, and safe use in the lab Guides...Lentiviral Guide Components 2nd Generation 3rd Generation Viral Production FAQ References Glossary Lentiviral...2nd-generation systems, 4 for 3rd-generation systems). The components of both systems are as follows: Lentiviral transfer...order to create functional lentiviral particles. IMPORTANT : A 3rd generation transfer plasmid can be used...slightly different isoforms of these packaging components. Therefore, lentivirus may not be efficiently...
  6. Retrovirus Guide

    Type
    Guide
    ... methods. Across these methods, the followimg components are needed: γ-Retroviral transfer plasmid encoding...similar to lentiviral packaging methods. The three components described above (envelope, packaging, and transfer...γ-retroviruses differ from lentiviruses? There are a few important differences between engineered γ-retroviruses ...because once in the host cell cytoplasm, the viral componentes are small enough to enter the nucleus through...slightly different isoforms of these packaging components. Therefore, lentiviruses may not be efficiently...plasmid backbone is meant to be descriptive of the components found within the backbone. For example: pLXSN...particle containing Matrix, Capsid, and Nucleocapsid components. Pol in trans Precursor protein containing Reverse...
  7. Plan Your Experiment

    Type
    Guide
    ...genetic manipulations require different CRISPR components. Selecting a specific genetic manipulation can...fluorophore) Delivery method Expression System Components of System Application Mammalian expression vector...Packaging and envelope plasmids provide the necessary components to make lentiviral particles (for details about...electroporation Transient expression of CRISPR components Expression decreases as RNA is degraded within...within the cell Short window of CRISPR component expression may decrease off-target effects Can be used to...cationic lipids Transient expression of CRISPR components Short window of CRISPR activity may decrease ... Your gRNA Once you have selected your CRISPR components and method of delivery, you are ready to select...
  8. Molecular Biology Reference

    Type
    Guide
    ... proteins and reside on chromosomes, which are composed of DNA. These findings culminated in the central...enable isolation and purification of cellular components, such as DNA, but practically this isolation ...be copied (amplified) by bacteria, which is an important characteristic of why plasmids are convenient ...would not survive antibiotic treatment. It is important to distinguish that the antibiotic resistance ...promoter). The strength of the promoter is also important for controlling the level of insert expression...accomplished using CRISPR technology. CRISPR is composed of a DNA endonuclease and guide RNAs that target...certain diseases. Sequencing DNA is extremely important when verifying plasmids to ensure each plasmid...
  9. Beginner's Guide to Viral Vectors

    Type
    Blog Post
    ...Addgenie Leila Haery has summed up some of the most important characteristics of retroviruses, lentiviruses,...
  10. New Videos: Addgene Lab Tips

    Type
    Blog Post
    ...trick When combining reagents in the lab, it is important to mix them thoroughly before use.  For efficient...
  11. CRISPR Guide

    Type
    Guide
    ...mechanism Engineered CRISPR systems contain two components: a guide RNA ( gRNA or sgRNA ) and a CRISPR-associated...Cas enzyme). The gRNA is a short synthetic RNA composed of a scaffold sequence necessary for Cas-binding...mechanisms of CRISPR and some of the ways the CRISPR components are leveraged to achieve specific goals, such...Cas9 fused to proteins that modulate HDR or NHEJ components, like miCas9 , Cas9-DN1S , or others, can increase...the desired HDR-edited allele. Therefore, it is important to confirm the presence of the desired edit experimentally...change. Modern base editors include several fused components that promote the intended repair pathway or inhibit...V-K. Type I systems use a type I Cas effector, composed of several separate Cas enzymes that form a complex...
Showing: 501 - 520 of 750 results