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TypeBlog Post...high-throughput screening techniques such as ELISA and cell surface display are common. ELISA enables quantitative...for comparing relative affinities across mutants. Cell surface display systems, such as bacterial, yeast...presentation of your mutant libraries on the surface of cells. This enables direct screening via flow cytometry...provide recombinant antibodies that target families of cell surface and secreted proteins (glypicans, integrins...therapies and improve their delivery methods to various cells. The wealth of smaller engineered antibody fragments...
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Retrograde AAV viral preps
TypeCollection... of Cre, and expresses NLS-EGFP in Cre-positive cells. Control Harvey 137164 pAAV-nEF-Con/Fon/Von eYFP... -
What's New in CRISPR - Spring 2019
TypeBlog Post...temperature incompatible to genome editing in human cells. The Feng Zhang lab identified a Cas12b from Bacillus...can block Cas12a-mediated genome editing in human cells. Read the paper in Science Find the anti-CRISPR...anti-CRISPR expression plasmids CRISPR-based method for cell lineage tracing Valcyrie is a CRISPR-based marker...marker excision method for marking distinct cell clones developed by the Michalis Averof lab. It’s an alternative... -
Let There Be LITE Plasmids
TypeBlog Post... vectors and genetically target them to specific cell populations. They demonstrated use of the LITEs ...non-invasively, its use is not restricted to cultured cells but extends to freely moving animals, as established...novel mode of optogenetic control of endogenous cellular processes." The LITE system can now be applied...no means limited to particular model organisms or cell types. “This tool is really flexible and modular... -
CRISPR Kinome Libraries Available: Pooled and Individual Plasmid Formats
TypeBlog Post...your life that may end with little more than an Excel spreadsheet of random numbers that’ll leave you,...your assay will scale. Or you don’t have enough cells to execute genome-wide perturbations. So, while ...lentiGuide expressing only an gRNA, for use with cells that already have Cas9). Each library consists of...be useful when screening for phenotypes, such as cell-non-autonomous effects, that do not lend themselves... -
CRISPR 101: Multiplex Expression of gRNAs
TypeBlog Post... GFP, enabling you to select cells with high GFP expression. These cells have the highest levels of Cas9... on the same plasmid, you’ll make sure that each cell that gets the plasmid contains all of the desired...gRNA, which causes hypopigmentation, thus marking cells that have undergone genomic modification. In this..., et al. “Multiplex genome engineering in human cells using all-in-one CRISPR/Cas9 vector system.” Scientific... -
CASTing Off for New Shores in Human Genome Editing
TypeBlog Post...they were barely effective at editing eukaryotic cells — at least, until they met the directed evolution...components. It drove 19% integration in HEK293T cells (more than 500 times better than the precursor it... Eitzinger, S., Miller, S. M., Berríos, K. N., McElroy, A. N., King, R. T., Stringham, O. G., Gelsinger...R. (2025). Programmable gene insertion in human cells with a laboratory-evolved CRISPR-associated transposase... -
New Viral Vectors - Fall 2024
TypeBlog Post...the fall colors are inspiring you to paint your cells in equally vivid colors, you'll want to check out...AAV9-X1.1 enables expression in brain endothelial cells via an injection into the systemic circulation. ...levels compared to AAV9. You can now target these cells with AAV-CAG-GFP packaged in AAV9-X1.1! We also...recombinase or a fluorescent marker in the various cell types of the basal ganglia. They work via newly-... -
Hot Plasmids - October 2022
TypeBlog Post...two-photon microscopy. Cell, 18, 3408 - 3425.e29. (2022). https://doi.org/10.1016/j.cell.2022.07.013. ...voltage fluctuations. Image credit: Liu Z, et al. Cell. 2022. Find JEDI-2p viral preps here (and here...specific for human c-myc proto-oncogene product. Mol Cell Biol. Dec;5(12):3610-6.(1985). doi: 10.1128/mcb.5.12.3610... -
Hot Plasmids June 2018 - Reverse transcriptase, nanobody, and protein-DNA interaction tools
TypeBlog Post...Nanobody toolkit to monitor retrograde transport at the cell surface Article contributed by Marcy Patrick Listen...nanobodies to study retrograde transport from the cell surface. Their toolkit includes a set of plasmids...new technologies to quantify proteins in tissues, cells, and biofluids. Recently, Sam Myers, a Scientist...an sgRNA expressed from a separate plasmid. When cells are treated with biotin–phenol and H2O2, APEX2 labels...