We narrowed to 964 results for: TES
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TypeBlog Post...of heredity were thought of as everything from parasites, to symbionts, to genes and the labels applied... the National Academy of Sciences of the United States of America 110.39 (2013): 15521–15529. PMC. PubMed... the National Academy of Sciences of the United States of America 70.11 (1973): 3240–3244. PubMed PMID...
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Adeno-associated virus (AAV) Guide
TypeGuide...available inside of the small AAV capsid and directly correlates to the size of the DNA removed from the viral... transfer plasmids may have limited restriction sites or may only be compatible with certain cloning methods...is crucial for efficient AAV replication as it activates the necessary cellular machinery to produce large...Random integration of rAAV genomes in non-homologous sites of the host genome can occur, although at a low ...a slash (e.g. AAV2/5), where the first number indicates the serotype of the genome and the second number...specific cell types of interest has been to create and test capsid libraries with random mutations or insertions... PNS (e.g. AAV-PHP.S) in rodents and non-human primates. Read our blog post on systemic capsids for more... -
Celebrate National Book Month with Addgene
TypeBlog Post... to read a little more this October. Science favorites Musicophilia: Tales of Music and the Brain by ...Communications and Marketing Coordinator Non-science favorites The Mistborn series by Brandon Sanderson "The... reader of historical fiction (I can personally attest to this!). Following history from the Ice Age to... -
"Build Your Plasmid": The Game - Play to Teach
TypeBlog Post...the selected card on the board game. They had 35 minutes to develop a strategy and build a transfer plasmid... manipulate human stem cells. Then they had 10 minutes to expose their strategy, justifying each single...lentivirus-based ex-vivo gene therapy’ strategies to undergraduates, however you may use it and modify it for non-commercial... -
Fluorescent Protein Travel Awards - FLiPs and Fluorescent Protein Biosensors
TypeBlog Post...variety of research applications and particularly notes their ability to be precisely spatio-temporally ...down the HMO of interest, the lactose released activates expression of GFP from the lac operon. GFP expression...Light to Control CRISPR Genome Editing Choose the Brightest Fluorescent Protein for Your Experiments Resources... -
Quantifying DNA? Here are Five DNA Quantification Methods to Consider
TypeBlog Post...measures these absorbances using UV-transparent cuvettes. First you measure the absorbance of the buffer...-2 ul of sample and the run time is just a few minutes per sample. During the run, DNA fragments move ...quantified over time using a fluorescent dye that intercalates into the DNA such that smaller fragments are... -
Hot Plasmids - January 2023
TypeBlog Post...area, as the image below shows: This system ablates tumors just as effectively as standard CAR-T cells...elevated at stable levels for 6 days - after just 15 minutes of FUS. Similar constructs to the one above can...conditions better than most FPs. The group also tested hfYFP in expansion microscopy as well as correlative... -
DAP arrays for multiplex gene editing
TypeBlog Post...stood out from their initial testing. It outperformed other tRNA candidates (either from human or plant...muscular dystrophies, heart disease, and type 2 diabetes, across four different types of human cells, including... -
Predicting Adverse Reactions to Monoclonal Antibody Drugs
TypeBlog Post...specific subsets like CD4+ or CD8+ T-cells or monocytes. PBMCs can be further differentiated into dentritic...decisions about in vivo application and clinical testing. This would pave the way for improved patient outcomes...Burns-Naas, L. A. (2015). Chapter 27—Immunotoxicology Testing of Monoclonal Antibodies in Macaca fascicularis... -
Trading Spaces - Visiting Scientist Edition
TypeBlog Post...there is someone you personally know or your lab collaborates with that can fulfill your research needs, that... that is probably the easiest path. Some institutes have structured visiting positions within defined ... any protocols the day before, etc.), take good notes, and ask questions if you don’t understand something... -
Components of CRISPR/Cas9
TypeBlog Post...CRISPR/Cas system, Cas9 is guided to its target sites with the aid of two RNAs: the crRNA which defines... as a scaffold linking the crRNA to Cas9 and facilitates processing of mature crRNAs from pre-crRNAs derived...modify the desired genomic locus. Some historical notes CRISPR arrays in bacterial genomes consist of repeated... -
Management for Scientists: Delegating is Key
TypeBlog Post... meeting on the calendar even if it is just 15 minutes a week. Clearly identify constraints and boundaries...only way and may not even be the best way. This facilitates success and trust. Micromanaging is bad for everyone...Update frequently with progress reports, meeting minutes and plan changes. Written documentation helps make... -
Plasmids 101: Mammalian Vectors
TypeBlog Post...plasmid, and can be assayed conveniently. A direct test for your gene of interest may be another method ...always mission critical to make sure the plasmid replicates in the cell, as many of these experiments are... 100-400 ug/mL *Not comprehensive. ** In eukaryotes. ***The concentration used for selection is... -
Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification
TypeBlog Post... start, the team inserted AsLOV2 into conserved sites in all eight surface-exposed loops of an mCherry...SOS), a guanine nucleotide exchange factor that activates Ras. They expressed this OptoNB-SOS fusion protein...membrane-localized mCherry. With darkness, SOS binds Ras and initiates the extracellular signaling-regulated kinase (... -
Flow Cytometry Readouts: Yes, No, and Everything in Between
TypeBlog Post...to the right indicates a higher signal, or upregulation, and a peak to the left indicates a lower signal...continue gating populations of interest with normal gates, just based on a histogram plot instead of a dot... -
Viral Vectors 101: Gamma-Retroviral Packaging Systems
TypeBlog Post... packaging cell line. This system provides the greatest flexibility to pseudotype γ-retrovirus using different...post‐transcriptional regulatory element; sequence that stimulates the expression of transgenes via increased nuclear...U5 and the rest of the provirus. 3’ LTR Terminates transcription started by 5' LTR by the addition... -
Antibodies 101: Flow Cytometry Controls
TypeBlog Post...companies or check the literature. Pro tip! Early gates, like your live/dead markers or commonly used markers...specific cell populations, often used in the later gates, are more likely to require FMOs. Isotypes Isotype...rather than for setting up your initial voltages and gates. Ashlyn has a research background in CD8+ T cells... -
Plasmids 101: Screening Strategies Used in Plasmid Cloning
TypeBlog Post...below). Plating the transformation on ampicillin plates containing X-gal allows you to identify cells that...that when a portion of the gene is deleted, it creates a non-functional 𝛽-galactosidase. Complementing...this deleted portion, for example on a plasmid, creates a functional 𝛽-galactosidase. Blue-white screens... -
Viral Vectors 101: Viral Applications
TypeBlog Post...be used to express proteins. Viral expression cassettes typically contain a promoter (inducible or constitutive...lineage, and so much more! Libraries allow you to test thousands of elements simultaneously in your system...dose. Vaccine development strategies. Image courtesy of Gorry et. al, 2007. Clinical applications... -
Hot Plasmids - May 2022
TypeBlog Post... both on and off target. Across all loci tested, error rates overall ranged from 0.3% to 10%, in comparison...Importantly, this is true in both mice and nonhuman primates (for AAV.CAP-B10, for example). Given that the...