We narrowed to 770 results for: VARS
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TypeBlog Post...process and includes Picogreen quantification of various intermediate steps, a sizing electrophoretic gel... the pool but instead selectively sequence the variable portion of the plasmid in the pool - ex. the gRNA...
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Hot Plasmids and Viral Preps - March 2021
TypeBlog Post... these modules (linker length can and should be varied as it can have important implications for the fusion... Various Addgenies... -
CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems
TypeBlog Post... CRISPR-Cas technology is constantly evolving. Variants of Cas proteins can be used for genome editing...out this post. Learn how to Choose the Best Cas9 Variant for Your Next Experiment Read more about Optogenetic... -
Mouse Modeling, Part 1: Genetically Engineered Mice
TypeBlog Post... homozygous at nearly all loci. This reduces variability in genotype and phenotype and helps improve the...the cells in which Cre is expressed. Several variations of this technology can be used to customize the... -
BeHeard Award 2018: Diseases of Glycosylation, Arginine Mutagenesis, & Neural Development
TypeBlog Post...that by demonstrating GdnHCl chemical rescue of a variety of disease-linked Arg-mutant proteins in the lab...then mutagenize the NFIX gene and test whether variants of unknown significance (VUSs) that are frequently... -
Overcoming the Challenges of Lentiviral Production
TypeBlog Post...overcome this, lentivirus can be concentrated by a variety of methods such as ultracentrifugation, centrifugation...Finally, choice of concentration method depends of a variety of factors such as resources available, cost and... -
Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells
TypeBlog Post... deliver Cas9 variants, such as a transcriptional activator dCas9-VPR, if these variants are fused to ... -
Hot Plasmids - October 2020
TypeBlog Post...were transduced with H2B-FT virus and grown in varying concentrations of IL-3. Cells grown in high concentrations... Various Addgenies... -
CRISPR Activators: A Comparison Between dCas9-VP64, SAM, SunTag, VPR, and More!
TypeBlog Post...CRISPR activation uses dCas9, a CRISPR protein variant lacking its endonuclease ability, to bind to genes...factors to increase gene expression. CRISPRa methods vary in their transcriptional activators: some methods... -
5 Tips for Troubleshooting Viral Transductions
TypeBlog Post...researcher and the type of virus, there have been varied reports of titer losses from 5% to 50% per freeze...be obtained. 4. Enhancing virus-cell contact A variety of reagents can increase transduction efficiency... -
Cpf1 Update: Comparison to Cas9 and NgAgo
TypeBlog Post...SaCas9. As seen with Cas9 orthologs, Cpf1 efficiency varies widely with gRNA sequence. Both groups used multiple...Cpf1 is also sensitive to single mismatches, but variably so, with Kleinstiver et al. reporting that Cpf1... -
Plasmids 101: FLEx Vectors
TypeBlog Post..., FLEx is currently being used to study a wide variety of in vivo conditional gene rescue experiments,...switches to conditionally test the function of various point mutations and truncations in the absence ... -
Reaching out to China: Canton Nucleic Acids Forum (CNAF) 2015
TypeBlog Post...share plasmids, especially those of the CRISPR variety (see slides from my talk below). Largely organized...identify. There were dozens of different mushroom varieties alone. At least I could tell that they were mushrooms... -
Illuminating Epigenetics with A FRET Based Biosensor
TypeBlog Post...have been discovered to play a large role in a variety of diseases, ranging from cancer, to diabetes, ...transposon methylation underlies the mantled somaclonal variant of oil palm." Nature 525.7570 (2015): 533-537. ... -
Gaining Leadership Skills Volunteering at a Professional Organization
TypeBlog Post...postdoctoral issues first at Brigham and Women’s Hospital/Harvard Medical School and then Boston University (institutions...them. As a committee member, I volunteered for various tasks as things came up. For example, I updated... -
Hot Plasmids: Winter 2025
TypeBlog Post...improved kinetics and responsivity in screening ASAP3 variants. B) Electrical and optical recordings of spontaneous...assay dozens of GPCRs across many cell types in varying conditions, revealing context-dependent responses... -
Common Injection Routes in Mice
TypeBlog Post...factors. You have to weigh the pros and cons of various methods and choose what is best for you — and the...array of purposes, but mainly for the delivery of various therapies and viral vectors. This injection sounds... -
Production of Virus in Insect Versus Mammalian Cells
TypeBlog Post...are Sf9 cells, which are derived from the pupa ovarian tissue of fall armyworms (Spodoptera frugiperda...protein production. Titration of baculovirus can vary depending on the protocol used. Plaque assays are... -
Cloning Mammalian Cells with the Agarose Method
TypeBlog Post...recommend the use of an electronic pipettor with variable spacing (such as the Viaflo from Integra Biosciences... clones. The technique is applicable to a wide variety of cell lines, from HEK to CHO cells to neural ... -
Fluorescent Proteins 101: Visualizing Subcellular Structures & Organelles
TypeBlog Post...well-characterized marker proteins tagged with FPs to highlight various subcellular structures. Please see Figure 1 for... Lab can be used to fluorescently label a wide variety of gram negative bacteria (West Virginia University...