We narrowed to 568 results for: PAC;
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TypeBlog Post... editing, such as SpCas9-HF1, eSpCas9(1.1), or HypaCas9. Read more about Cas9 options in our blog post...
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Evolution of Brainbow: Using Cre-lox for Multicolor Labeling of Neurons
TypeBlog Post...development of a new technique. In a structure as tightly packed and interwoven as the brain, robust single-cell... -
Is this the right place for me? 8 tactics for choosing a lab
TypeBlog Post... this. The training you get now will have a big impact on everything you do in the future. Questions to... -
Plasmids 101: Restriction Cloning
TypeBlog Post... important to have nice crisp bands and to have space to cut out the bands. Because of this we recommend... -
Finding Your Perfect Job After University
TypeBlog Post...I really loved the fact that my work had a real impact people’s lives and would improve their treatment... -
Deep Dive: Statistical Tests (Comparisons)
TypeBlog Post...independent variables. For example, you could test the impact of temperature, humidity, sunlight exposure time... -
Antibodies 101: Validation
TypeBlog Post...specificity. However, there are countless variables that impact an antibody’s affinity and specificity for a given... -
RNA Interference in Plant Biology: New Tools for an Old Favorite
TypeBlog Post...the most prevalent method due to ease of use and capacity to generate a long-term RNAi phenotype. Long hairpin... -
Allen Institute for Brain Science AAV Enhancer Collection
TypeCollection...Armamentarium Collection Caltech Systemic Capsids AAV Packaged on Request AAV Guide Plasmids Publications Enhancer... -
Which Fluorescence Microscopy Technique is Best for Me?
TypeBlog Post...imaging, the light microscope was limited in its capacity to resolve closely lying structures. This is because... -
Custom CRISPR Screens & the Green Listed Software
TypeBlog Post...GC%, reverse compliment sequences, and more. Output_Compact: A text file that describes which genes were... -
Antibodies 101: Introduction to Antibodies
TypeBlog Post...stability. Additionally, the choice of vector can impact the expression level of an antibody (Ayyar et al... -
A Needle in a Base-Stack: Cas9 Structural Biology
TypeBlog Post...important to choose a target sequence with a nearby protospacer-adjacent motif (PAM)? Cas9 is becoming an ever... -
How to Deposit Your Plasmids with Addgene
TypeBlog Post...with a unique Deposit ID. Addgene will send you a package containing instructions on how to prepare your ... -
Brain Initiative Collection
TypeCollection...65417-AAV8 pAAV-hSyn-dF-HA-KORD-IRES-mCitrine AAV packaging vector for hSyn driven KOR DREADD expression. ... -
22 Hot Plasmid Technologies from 2014
TypeBlog Post...optimal scaffold can depend on the length of the spacer region between the target sequences. These updates... -
Lentiviral Vector Guide
TypeGuide...flanked by LTRs; 8–10 kb packaging capacity Packaging plasmid — contains packaging genes gag and pol , and...tat gene Can be packaged by both second- and third-generation packaging systems Packaging Plasmid One plasmid...isoforms of these packaging components. Therefore, lentivirus may not be efficiently packaged by gamma-retroviral...transgene and wild-type LTRs Packaging plasmid — contains entire viral genome (packaging, regulatory, and accessory...and LTRs (chimeric 5’ LTR) Packaging plasmid 1 — contains gag and pol Packaging plasmid 2 — contains rev...transfer plasmids can be packaged by either second- or third-generation packaging plasmids. For a summarized...Third-generation Transfer Plasmid Can be packaged ONLY by a second-generation packaging system that includes the tat... -
Gamma-Retroviral Vector Guide
TypeGuide...flanked by LTRs; ~8 kb packaging capacity Packaging plasmid — contains packaging genes gag and pol Envelope...of these packaging components. Therefore, gamma-retroviruses may not be efficiently packaged by lentiviral...to lentiviral packaging methods . The three plasmids described above (envelope, packaging, and transfer... . Production Using Packaging Cell Lines Gamma-retroviral vectors can be packaged using helper-free cell...envelope and packaging plasmids. Unless multiple recombination events occur between the packaging, envelope...simpler genomes, containing only the necessary packaging genes, while lentiviruses also contain accessory...lentiviruses and gamma-retroviruses use the same packaging genes. However, they are different viruses and... -
Adenovirus Guide
TypeGuide...different plasmids or the packaging cell line, which not only frees up more space for genetic cargo but also...vectors and further increase the transgene packaging capacity up to ~10.5 kb. The deleted E2 and E4 regions...linearized with PacI to create a linear dsDNA construct flanked by ITRs. Cells from the packaging HEK293 or ...contain the viral gene E4, adding 2.7 kb of packaging space. However, these constructs must be transfected ...rAdV vectors can provide a large transgene packaging capacity. Large protein-coding genes and complex gene...guide RNA and other regulatory elements. The packaging capacity of rAdV vectors (~6.5 kb for first-generation...included between the ITRs is limited by the physical space available inside of the adenoviral capsid and directly... -
Adeno-associated virus (AAV) Guide
TypeGuide...cell DNA synthesis but further limits the packaging capacity of rAAV vectors to ~2.4 kb. Figure 4: Examples... capsid is challenging due to its limited packaging capacity, especially if any additional regulatory ... more information. Split AAVs to increase packaging capacity Another strategy to deliver cargo too large...and References Addgene's Viral Vector Packaging Services Packaged-on-Request AAV Preps In-Stock AAV Preps...& Engelhardt, J. F. (2001). Expanding AAV packaging capacity with trans-splicing or overlapping vectors... are involved in genome replication and viral packaging. The Cap region encodes three structural capsid...origins of replication and also act as signals for packaging. Figure 1: Wild-type AAV genome. Created with ...