We narrowed to 958 results for: Tes
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TypeBlog Post...to ~4-10x linearly! This expansion physically separates molecules while maintaining their relative positions...understanding of neuronal synapses, centrosomes, parasites, and more (Bertiaux, et al. 2021; Gambarotto, ...new insights into the cytoskeleton of malaria parasites including the conservation of a conoid. PLoS Biology...
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Antibodies 101: Producing Recombinant Antibodies
TypeBlog Post...Komagataella phaffii (a.k.a Pichia pastoris) because it secretes fewer of its own proteins, making the purification... the efficacy of our antibodies through stress testing. An aliquot of our recombinant antibodies is stored...aliquots frozen immediately post-harvest. Stress-tested antibodies that are not equally effective are shipped... -
Uncovering Ancestral Bias in CRISPR Research
TypeBlog Post...dependencies detected. Given this new information, Misek notes that in theory, if the DepMap analysis had an equal...and references References Germline variation contributes to false negatives in CRISPR-based experiments...Appelbaum, Bege Dauda, Anna Di Rienzo, Agustin Fuentes, Stephanie M. Fullerton et al. Getting genetic ... -
Droplet Digital PCR for AAV Quantitation
TypeBlog Post...detection of the product. As an added benefit, replicates are built into the technology. One well (containing...Have a dedicated bench with a dedicated set of pipettes for ddPCR set-up. Prepare the master mix in a ...low as 1C/s. Increasing the elongation time to 2 minutes and the denaturation time to 1 minute has been ... -
Better Dyeing Through Chemistry & Small Molecule Fluorophores
TypeBlog Post...to spend their days microinjecting fluorescent conjugates into cells. Fortunately, over the last 20 years... cognate protein. In some cases this property eliminates the need for removing excess dye from the sample...refinements to these systems—smaller tags, brighter conjugates, higher fluorogenicity, photoactivation etc.—... -
Tips from the Repository Trenches: Using Barcodes to Track Samples
TypeBlog Post... is received in the lab, although this number fluctuates throughout the year (see graph below). Addgene.... Each plate has numbers and letters to give coordinates, from A1 through H12. Each plate is also barcoded...rack that contains five levels that can hold five plates on each level. This rack is located in one of five... -
Rett Syndrome: A History of Research and Therapeutic Outlooks
TypeBlog Post...role of the MECP2 gene, and highlights some of the latest breakthrough therapeutic approaches. What is Rett... the work of the consortium, two gene therapy candidates advanced into clinical development programs in... syndrome gene therapy improves survival and ameliorates behavioral phenotypes in MeCP2 null (S51.002)... -
The PAM Requirement and Expanding CRISPR Beyond SpCas9
TypeBlog Post...HDR-mediated gene editing is most efficient when target sites are located in close proximity to the region to ...editing than wild-type SpCas9, even when targeting sites that are known to produce off-target editing with...engineering was Cas12a (formerly Cpf1), a nuclease that generates double strand breaks in target genes resulting... -
Four Base Editing Reporters to Monitor and Enrich Editing in Real-time
TypeBlog Post...base-pair mCherry insertion. Editing of these motifs generates lesions that are subject to excision and ssDNA...-Beier et al., 2019. The team put TREE to the test by infecting HEK-293 cells with the BFP variant,...al., 2020. As a proof of concept the Dow lab tested their hypothesis with GFP fluorescence. To do this... -
Lab to Office Culture Shock
TypeBlog Post...their best interest to do so, sure, but it also eliminates that feeling of floundering one can have when...case at an office job. I’ve frequently told job candidates over the years that one of the things I enjoy...career options are expanding. As someone who coordinates cross-team projects at Addgene, I find that my... -
Supporting Reproducibility with a Connected ELN
TypeBlog Post...describe how each of these kinds of connectivity facilitates reproducibility. Connectivity to other data sources...available for public access, review, and query. Gates Open Research and Wellcome Open Research both accept...Framework, Data Dryad, and Figshare. Any ELN that facilitates reproducibility has to make it easy to export... -
pCXLE toolkit: Efficient episomal plasmid-based method to reprogram peripheral blood cells to iPSCs
TypeBlog Post...iPSC programming spanning from fibroblasts and keratinocytes to peripheral blood mononuclear cells (PBMCs...using PBMCs as the source of somatic cells. This translates to only about 16 hiPSC colonies per 100 ml of...22422317. 6. Diecke, S., et al., Recent technological updates and clinical applications of induced pluripotent... -
CRISPR 101: Which Cas9 Do I Choose for My CRISPR Experiment?
TypeBlog Post...demonstrated that targeting dCas9 to transcriptional start sites was sufficient to repress transcription by blocking...of activators include the SunTag system which facilitates recruitment of multiple activation domains to...2020). Moreno-Mateos, M. A. et al. CRISPR-Cpf1 mediates efficient homology-directed repair and temperature-controlled... -
Bacterial Toxin-antitoxin Systems as Molecular Biology Tools
TypeBlog Post...grows resulting in the appearance of unmethylated sites in the chromosome. The more stable endonuclease ...an immune response. As a proof of concept, they tested a lux-mediated bioluminescence reporter in vivo...hok/sok system of plasmid R1: Sok antisense RNA regulates hok gene expression indirectly through the overlapping... -
Changing Labor Laws Bring Increased Postdoc Wages
TypeBlog Post...increase from $23,660 to $47,476 per year, under updates to the Fair Labor Standards Act (FLSA). This is... must be above this level, and certain job duty tests must be met. In the Department of Labor’s general...postdocs should be paid according to the National Institutes of Health National Research Service Award (NRSA... -
Five Popular Model Organisms, Part 2
TypeBlog Post...propagated and have a generation time of around 20 minutes, they are perfect for molecular cloning and metabolic...is far from perfect. One of the most limiting attributes of rats is their difficult to manipulate genome...making them useful for in vivo studies. These attributes make frog eggs some of the most useful tools ... -
New Optogenetic Tools for Cytoskeleton and Membrane Control
TypeBlog Post...GFP-PASS (green). After 30 minutes of blue light illumination, substantial PA accumulates in the plasma membranes...optogenetics plasmids – and keep an eye out for future updates to the collection! Resources and references Additional... -
Antibodies 101: Beyond Surface Labeling
TypeBlog Post...advantage of this system is that streptavidin conjugates are commercially available for a wide range of... heterogeneous cell mixes, like bulk lympho-/splenocytes, you might only be interested in one of the various...mummification). Permeabilization, as the name suggests, perforates the cell membrane to allow for antibodies to ... -
Transferable Skills Guide: Time Management
TypeBlog Post...saying something like, “I’ll be there in a few minutes, I just need to split some cells.” Inevitably, ... Word or google doc that I can comment and make notes on as I progress. I’ve also recently started using...Business Review article on procrastination recommends testing out how much time you can possibly handle doing... -
Proximity Labeling: A Powerful Tool for Protein Complex Purification and Proteomic Mapping
TypeBlog Post...is its speed, labeling neighboring proteins in minutes rather than hours like BioID. APEX has allowed ...and miniTurbo both enable biotin labeling in 10 minutes without any issues in toxicity. TurboID’s signal...give these methods a try. References: Branon, Tess C., et al. "Efficient proximity labeling in living...