We narrowed to 416 results for: Numb
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TypeBlog Post...kit offers a broad range of parts, including copy number machinery, chromosomal integration modules, and...
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Illuminating Choices: A Guide to Selecting Fluorescent Dyes and Ligands
TypeBlog Post...objectives. Most systems can only excite and read a set number of excitation and emission wavelengths, as this... -
Hassle-free 96-well Format Epitope Tagging Using Cas9 Ribonucleoprotein
TypeBlog Post...efficiency in the transfected cells, we count the number of tag-positive cells (tag ICC) as a percentage... -
Custom CRISPR Screens & the Green Listed Software
TypeBlog Post.... For example, the analysis becomes easier, the number of cells needed is lower, and perhaps most important... -
Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins
TypeBlog Post...super-resolution imaging, they still do not emit the large number of photons achievable with photoswitchable dyes... -
With an Eye Towards the Future, We Look Back at the March for Science
TypeBlog Post...few years, there's been a disturbing trend in the number of high profile people denying science, from celebrities... -
A Primer on Optogenetics: Introduction and Opsin Delivery
TypeBlog Post... of optogenetics, has genetically manipulated a number of the opsin genes to alter the light spectrum ... -
Adenovirus Guide
TypeGuide...denoted using two numbers separated by a slash (e.g. Ad5/35), where the first number indicates the serotype...serotype of the genome and the second number the serotype of the capsid. Use of these pseudotyped vectors... -
Selecting Your Plasmid Purification Kit
TypeBlog Post...manufacturer’s documentation **Varies by plasmid copy number Pro tip! If you are having trouble getting sufficient... -
Prime Editing: Adding Precision and Flexibility to CRISPR Editing
TypeBlog Post...cellular mismatch repair contributed to a large number of unintended prime editing outcomes, including... -
Advice on Career Paths and the Green Card Process for International Researchers and Entrepreneurs
TypeBlog Post...employers may file petitions regardless of H-1B visa number availability. In this section we will discuss a... -
AAV Titration by qPCR Using SYBR Green Technology
TypeProtocol...Determine the number of genome-containing particles in an AAV prep using qPCR, SYBR Green Technology,...Titration protocol can be used to determine the number of genome-containing particles of an AAV prep using... step Reagent Preparation Master Mix: Count the number of samples (n) and prepare master mix for an additional... -
Pouring LB Agar Plates
TypeProtocol...colonies Pro-Tip If you will be screening a large number of colonies, we recommend using larger plates. ...precise mass you measure out will be based on the number of plates you’d like to pour. For example: Because...down with a paper towel. Count out the appropriate number of plates and stack them on your lab bench. Label... -
Lentivirus ddPCR Titration
TypeProtocol... transducing units and generally represents the number of infectious viral particles. Users may need to...primer: aatttctctgtcccactccatc PrimePCR ddPCR Copy Number Assay: RPP30, Human, Bio-Rad, 10031244 Reagent ...1600 To calculate the titers, first calculate the number of viruses per cellular genome: Since the cellular... -
Using AAV for Neuronal Tracing
TypeBlog Post...the entire brain, allowing for an unprecedented number of connections, or the “connectome”, to be visualized... -
15 Hot Plasmids from 2017
TypeBlog Post...editors with distinct PAM sequences, expanding the number of available target sites for base editing. For... -
Troubleshooting and Optimizing a Western Blot
TypeBlog Post...or blot, Table 1 (at the end of the post) has a number of helpful suggestions. Gels Gel issues usually... -
Molecular Biology Reference
TypeGuide...constructed a plasmid, you can easily make an endless number of copies of the plasmid using bacteria, which ...BL21 and its derivatives. We've included a small number of E. coli strains below and recommend checking... -
Fluorescence Titering Assay
TypeProtocol... {N*F*D\over V_T}$$ Where: T = Titer, TU/mL N = Number of cells transduced F = Fraction of cells with ... = {N*F\over V_V}$$ Where: T = Titer, TU/mL N = Number of cells transduced F = Fraction of cells with ... -
Pipetting Protocol
TypeProtocol... with the appropriate tips, which are made in a number of sizes and colors depending on the pipette they...Although each pipette performs the same function, the numbers are read differently on each type of pipette. This...