We narrowed to 830 results for: eed
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TypeBlog Post... xCas9 - here’s what we know so far! Why do we need PAM flexibility? IDT estimates that there is an ...Despite the progress we’ve made, there is still a need for and interest in enzymes with shorter PAM sequences...
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Addgene's Cancer Collection Pages Connect the Research Community
TypeBlog Post... pose the greatest threat, cancerous cells still need to successfully infiltrate the circulatory or lymph...include several other important pathways. We invite feedback and contributions from all members of the research... -
Google Forums Round Up: First Impressions of NgAgo
TypeBlog Post...recognition, which gives a researcher unprecedented freedom to target any sequence of DNA. Second, NgAgo target... by a few respondents suggesting that NgAgo can indeed be optimized for genome editing in mammalian cells... -
Experimenting with New Careers while in Grad School
TypeBlog Post...all the time. Once, I had this crazy idea that I needed help with: wouldn’t it be fun to get several of... example: Don't call me a dropout: Why science needs more people to quit the lab. Resources on the Addgene... -
Anatomy of a Plasmid Page at Addgene
TypeBlog Post...pages contain all the detailed information you'll need to use the plasmid in your experiments: Backbone... plasmids). We also like to store plasmids that need extra stability, such as some of our viral vectors... -
Tips for Using BLAST to Verify Plasmids
TypeBlog Post...process has steadily grown. On a busy week, we may need to analyze more than 200 plasmids as part of our...suggestions? Share your thoughts here to help other labs speed up their plasmid and cloning verification steps ... -
Which Fluorescent Protein Should I Use?
TypeBlog Post...emission wavelength range, there are other traits that need to be considered when choosing an FP: Unique categories...considered when labeling proteins that interact. Indeed, FRET is often used to determine if two proteins... -
Deep Dive: Fixing and Permeabilizing for Immunofluorescence
TypeBlog Post...is the point? Antibodies are large proteins that need a little help crossing cell membranes as they are...the inside of the cell. However, assuming you do need to permeabilize, you have a few options for what... -
Viral Vectors 101: The Retroviral Lifecycle
TypeBlog Post...the virus and isolation of the nucleic acid. Proceedings of the National Academy of Sciences of the United...pseudodiploidy and high rate of genetic recombination. Proceedings of the National Academy of Sciences, 87(4), 1556... -
MXS Chaining
TypeBlog Post...assemble large DNA sequences, no restriction enzymes needed Not optimal for joining sequences with a high degree...similarly apply MXS chaining to your experimental needs. Let us know how you use MXS Chaining by emailing... -
Simplify Cloning with in vivo Assembly
TypeBlog Post...multiple recombination events, all linear fragments need to get into the same cell. For simple cloning requiring... errors during PCR: we recommend Phusion or Q5. Speed up your life Rather than making up your PCR mix ... -
Better Dyeing Through Chemistry & Small Molecule Fluorophores
TypeBlog Post...between the size of the genetically encoded tag, the speed and selectivity of the fluorophore attachment, the...protein. In some cases this property eliminates the need for removing excess dye from the sample, which is... -
CRISPR Between the Genes: How to Experiment with Enhancers and Epigenomics
TypeBlog Post...world, coordinates alone aren’t very useful. We’ll need something like Google Maps to help us identify and...NANOG enhancers from step 1 with genome math, we’ll need a bit of shorthand from the field of epigenomics... -
Cpf1: A New Tool for CRISPR Genome Editing
TypeBlog Post...one RNA rather than the two (tracrRNA and crRNA) needed by Cas9 for cleavage. In certain cases, Cpf1 may...that of the ~100 nt crRNA/tracrRNA hybrid guides needed for Cas9 function. Since both Cpf1 and its guide... -
Tips from the Repository Trenches: Using Barcodes to Track Samples
TypeBlog Post...immediately transformed and stored. Some samples need to be transformed with a micropulser using an electric...samples require a reduced antibiotic concentration or need to be transformed into different cells than were... -
CRISPR Guide
TypeGuide...requirements for a CRISPR knockout assay are simple. You’ll need a Cas enzyme and a gRNA specific to the gene of ...Cas9-gRNA complex binds a putative DNA target, the seed sequence (8–10 bases at the 3′ end of the gRNA targeting...) will begin to anneal to the target DNA. If the seed and target DNA sequences match, the gRNA will continue...Mismatches between the target sequence in the 3′ seed sequence inhibit target cleavage, while mismatches...NHEJ directly ligates the break ends without the need for a homologous template. Both NHEJ and HDR have... the depositing lab. After amplification, you’ll need to use next-generation sequencing (NGS) to verify...matches that of the original library. Next, you’ll need to generate lentivirus containing the entire library... -
Lentiviral Vector Guide
TypeGuide...acronyms, so if you're new to viral vectors or simply need a refresher, we've included a glossary at the end...table . In order to produce lentiviral vectors, you need three (or four, for third generation) plasmids: ...heterologous promoter (often CMV or RSV), eliminating the need for transactivation by Tat. Most third-generation...Biology Reference . Production After cloning, you will need to produce the lentiviral vectors from your plasmids...with contact to mucous membranes or broken skin. Needle sticks and ripped gloves are common points of entry...definition, at the beginning of R, is capped, and proceeds through U5 and the rest of the provirus. Third-generation... -
Deciphering the Mysteries of Behavior with Viral Vectors
TypeBlog Post...2014). Scientists from the University of Geneva (Creed et al., 2015) used optogenetics to support these...Psychoneuroendocrinology 46 (2014): 78-87. PubMed PMID: 24882160. Creed, Meaghan, Vincent Jean Pascoli, and Christian Lüscher... -
Sonic Hedgehog? Sleeping Beauty? Learn About the Genes Behind Addgene’s Conference Room Names
TypeBlog Post...in new ways. Along with a new location comes the need for new conference room names. The Addgenie’s favorite...understand where sonic hedgehog got its name, we need to go back to 1980, when Christine Nusslein-Volhard... -
CRISPR-mediated Plant Base Editors
TypeBlog Post... gene Y, which has a defective allele Ym and you need to convert an adenine (A) to a guanine (G)? You ...with the endogenous tRNA-processing system." Proceedings of the National Academy of Sciences 112.11 (2015...