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TypeBlog PostPublishedOct. 12, 2017, 2:26 p.m....same type will produce the same unique SapI 5’ overhang, different combinations of connector and tag donor...interactions. Additionally, thanks to the modular arrangement of vectors included in tagging systems like SapTrap...
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The Scientific Conference Poster Session: Tips for Success
TypeBlog PostPublishedAug. 29, 2019, 12:50 p.m....background relative to your research? Tailor your language to your audience so that they can digest what ... contact with the presenter after the session. Exchange business cards or jot down their name and affiliation... -
Plasmids 101: Knockout/Knock-In Plasmids
TypeBlog PostPublishedDec. 1, 2016, 3:30 p.m....stranded breaks, in which nucleotide sequences are exchanged between two similar or identical molecules of ...and animal models, their efficiency is very low, ranging from undetectable to 0.1%. In contrast, new genome... -
PITChing MMEJ as an Alternative Route for Gene Editing
TypeBlog PostPublishedFeb. 23, 2016, 3:30 p.m....targeted modifications. A recent publication by Zhang et al. shows just that - using MMEJ to insert FLAG... plasmids from this publication at Addgene. 3. Zhang, Chi, Xiuhua Meng, Xiaolei Wei, and Ling Lu. (2016... -
Negative Can Be Positive: Open AAV Data with Addgene
TypeBlog PostPublishedSept. 6, 2022, 1:15 p.m....answers hundreds of AAV questions every year on a range of issues related to AAV vectors, many from people...specifically to allow scientists to evaluate how small changes in vector administration can influence AAV expression... -
The Effect of COVID-19 on Liu Lab Plasmid Requests From Addgene Data
TypeBlog PostPublishedJuly 16, 2020, 1:15 p.m....imposed on scientists. Figure 6: Model fit. Orange line depicts observed data. Blue line is the sum...depending on when we believe the China COVID-19 date range is, they could be the most impacted or least impacted... -
AAVs CREATed for Gene Delivery to the CNS and PNS
TypeBlog PostPublishedSept. 28, 2017, 2:01 p.m.... Percent of Neurons Transduced Dorsal Root Ganglion (DRG) AAV.9 (parental) 46 +/- 0.7% AAV.PHP.S...figure 8 in Chan et al). References 1. Chan, KY, Jang MJ, Yoo BB, et al. Engineered AAVs for efficient... -
Better Dyeing Through Chemistry & Small Molecule Fluorophores
TypeBlog PostPublishedSept. 8, 2016, 2:30 p.m....college student searching couch cushions for spare change, desperate to extract a few more photons from a...improved brightness, photostability, and spectral range. Nevertheless, these fluorophores were designed ... -
CRISPR 101: Ribonucleoprotein (RNP) Delivery
TypeBlog PostPublishedSept. 6, 2018, 12:02 p.m.... and biolistic bombardment of immature embryos (Liang et al. 2017). PEG-mediated methods, while technically... 29668265. PubMed Central PMCID: PMC6002863. 4. Liang, Zhen, et al. "Efficient DNA-free genome editing... -
Isolating Genomic Regions of Interest with the CRISPR System
TypeBlog PostPublishedMay 30, 2019, 12:44 p.m....factor IGF2 open reading frame to relax imprinting (Zhang et al., 2017). This upregulates expression of IGF2...PMID: 23452860. PubMed Central PMCID: PMC3664290. Zhang, Yiqun, et al. "CRISPR Cas9-guided chromatin immunoprecipitation... -
Tips for Screening with Yeast Two Hybrid Systems
TypeBlog PostPublishedOct. 22, 2015, 2:30 p.m....Gateway-compatible bait Y2H plasmid pEZY202 from Yu-Zhu Zhang’s lab) is an example of the former. In this system...While this may be difficult to resolve for a wide range of prey proteins, there are now a number of two-... -
Cpf1: A New Tool for CRISPR Genome Editing
TypeBlog PostPublishedOct. 14, 2015, 2:30 p.m.... staggered fashion, creating a 5 nucleotide 5’ overhang 18-23 bases away from the PAM. With this information... Other CRISPR Blog Posts Additional Resources Zhang lab Cpf1 blog post on Benchling ... -
"Hall of Fame" AAV Enhancers from the Allen Institute for Brain Science
TypeBlog PostPublishedSept. 9, 2025, 1:15 p.m....has no doubt changed drastically over the past few decades. But no matter how much it changes, it will still... -
Twenty Years of Sharing: Addgene's Viral Vector Service
TypeBlog PostPublishedJuly 30, 2024, 1:15 p.m....website. Bibliography Ersing, I., Rego, M., Wang, C., Zhang, Y., DeMaio, K. H., Tillgren, M., Fava, A.,... -
Viral Production at Addgene
TypeBlog PostPublishedOct. 24, 2023, 1:15 p.m....digital PCR (ddPCR) titration protocol (modified from Wang et al., 2018). Briefly, 293T cells are transduced...Article 2. https://doi.org/10.1089/hgtb.2013.131 Wang, Y., Bergelson, S., & Feschenko, M. (2018). Determination... -
New Acoustic Reporter Genes: Ultrasound Imaging of Gene Expression
TypeBlog PostPublishedJan. 24, 2023, 2:15 p.m.... of replication (p15A) worked best under a wide range of inducer concentrations (0.1-1% L-arabinose) without...confluent well of HEK cells in a 6-well dish and change the media every day for three days. GVs should ... -
CRISPR 101: Which Cas9 Do I Choose for My CRISPR Experiment?
TypeBlog PostPublishedOct. 13, 2022, 1:45 p.m.... been converted to an alanine (D10A or H840A), changing its double-strand cut to a single-stranded nick...for your target gene. Validated gRNAs are a great bang for your buck – they have been used successfully... -
Antibodies 101: Immunoprecipitation
TypeBlog PostPublishedDec. 7, 2021, 2:15 p.m....and blue triangles. 2) An antibody immobilized on a bead binds specifically to the blue triangle protein... -
Using Video to Share Your Science: We Share Science
TypeBlog PostPublishedNov. 3, 2016, 2:30 p.m....watched each month, in 39 countries, and in over 54 languages. While most scientific videos were for entertainment...researchers for whom English is a second or third language (making publishing their research all the more... -
Transferable Skills Guide: External Collaborations
TypeBlog PostPublishedApril 19, 2018, 1:25 p.m.... had to overcome some hesitation to ‘approach strangers’ and learn how to communicate outside my scientific...message and to keep it short. Soon, discussing with strangers stopped feeling weird and started to be fun. I...