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TypeBlog PostPublishedOct. 27, 2020, 1:15 p.m....that contains sequence complementary to the dsRNA (Wilson and Doudna, 2013). RNAi consists of two non-exclusive..., Deans RM, Li A, Bassik MC (2016) Systematic comparison of CRISPR/Cas9 and RNAi screens for essential...:dev186452 . https://doi.org/10.1242/dev.186452 Wilson RC, Doudna JA (2013) Molecular Mechanisms of RNA...
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Mycoplasma Contamination: Where Does It Come From and How to Prevent It
TypeBlog PostPublishedOct. 8, 2020, 1:15 p.m....difficult to trace. These include the laboratory personnel, the serum, the cell culture media, water baths...your cell cultures because you are not the first person to face this kind of problem. Educate others when...Sung H, Kang SH, Bae YJ, Hong JT, Chung YB, Lee CK, Song S (2006) PCR-based detection of mycoplasma species... -
Important Considerations When Using AAVs
TypeBlog PostPublishedJune 13, 2017, 2:30 p.m.... were suitable for our needs for the following reasons: Safety: Since AAVs are nonpathogenic, we are...Ready-to-Use Retrograde AAV Preps at Addgene 2) Comparison of genetically engineered receptors (i.e. chemogenetics...applications, we may also be able to use these comparisons to enhance our understanding of receptor physiology... -
Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)
TypeBlog PostPublishedMarch 7, 2017, 3:30 p.m....better plan your transductions and use a range of reasonable MOIs. 2. Create a monoclonal Cas9-expression ... gRNA plasmids on our website. There are a few reasons to target different regions of the gene with multiple...testament to how far genome engineering has come. For comparison, in 2007 it took about 3 months to knockout a... -
Lambda Red: A Homologous Recombination-based Technique for Genetic Engineering
TypeBlog PostPublishedDec. 15, 2016, 3:57 p.m....commonly used for recombineering can be found in Thomason et al and Sharan et al (a few strains can also...ecosalplus. PubMed PMID: 27223821. 4. Sharan SK, Thomason LC, Kuznetsov SG, Court DL. Recombineering: A ...19180090. PubMed Central PMCID: PMC2790811. 5. Thomason, L. C., Sawitzke, J. A., Li, X., Costantino, N... -
Typing CRISPR Systems
TypeBlog PostPublishedMarch 18, 2025, 1:15 p.m....P. C., Shmakov, S. A., Silva, C., Tolstoy, I., Johnson, D. B., Koonin, E. V., & Quatrini, R. (2021). Evolution...https://doi.org/10.1093/nar/gkz1197 Samai, P., Pyenson, N., Jiang, W., Goldberg, G. W., Hatoum-Aslan, ... Hallmark, T., Keiser, D., Bondy-Denomy, J., & Jackson, R. N. (2021). Positioning diverse Type IV structures... -
Special Delivery: Fluorophore Targeting for FRET Studies
TypeBlog PostPublishedJuly 19, 2016, 2:30 p.m.... is FRET and what's it good for? Fluorescence resonance energy transfer (FRET) is a biophysical interaction... excited, it can transfer energy directly via resonance to the second fluorophore (the acceptor) if the...PMID: 17512008. 4. Fessenden, James D. "Förster resonance energy transfer measurements of ryanodine receptor... -
A Needle in a Base-Stack: Cas9 Structural Biology
TypeBlog PostPublishedJune 4, 2024, 1:15 p.m....heteroduplex transitions back to DNA duplex, and it’s the reason guide sequences have a maximum length of 20 bases...Sternberg et al., 2015). Figure 8: Comparison of Cas9:RNA crystal structure (left, PDB ID 4ZT0..., Dangerfield, T. L., Jung, K., McCool, R. S., Johnson, K. A., & Taylor, D. W. (2022). Structural basis... -
A Case Study of Addgene Bioinformatics
TypeBlog PostPublishedMay 25, 2023, 1:15 p.m....how Nextflow helped us manage our data. To quote Jason Niehaus, Director of Data Science and head of our... Rachel Leeson... -
New FLIS Plasmid (April Fools 2022)
TypeBlog PostPublishedApril 1, 2022, 1:15 p.m.... research, for decades. Its short life cycle, reasonably close genetic homology to humans, and small size... Rachel Leeson...