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...Open Bioeconomy Lab (Link opens in a new window) designed and codon-optimized the Open Enzymes parts for... Open Bioeconomy Lab's crowd-sourced expression guides (Link opens in a new window) . Open Enzymes are...

...select the optimal dye or fluorescent ligand when designing an experiment. You may find yourself defaulting...protein, enabling the labeling of protein substrates/peptides and antibodies. Example applications of this include..., which is an important consideration for assay design (Breen et al., 2016). When selecting dyes, it's...fluorescent donors and acceptors in their product descriptions, or technical manuals. Specific applications...signal-to-noise ratios. Certain dyes have been specifically designed for use in super-resolution microscopy techniques...

... producing a wall of results that can only be described as bigly. But such a project should not be undertaken...Library Screening Why the kinome? While properly designed perturbations – in the case of screens using CRISPR...References: 1. Doench, John G., et al. "Optimized sgRNA design to maximize activity and minimize off-target effects...with CRISPR/Cas9 Get John Doench's Tips on gRNA Design Check Out News Ways to Use CRISPR for Single Base...

...lab earlier, to read that stack of papers on your desk, and to tackle some new experiments before the next...gathering that pile of lab notebooks and binder on your desk. Arrange them in chronological order (or by project...labels. Color code your Post-its and write brief descriptions on each. Place the notes sticking up out of ...colleagues. Start small by identifying the protocols, guides, or references that your labmates ask to borrow...

... the parts of CRISPR. The bacterial chromosome encodes a tracrRNA (in some systems including Cas9), Cas...DNA sequences. In laboratory settings, an sgRNA includes the crRNA and tracrRNA sequences in a “single-... sequences in the CRISPR array that will become guides for future targeted degradation. Before integration...biology of Cas9. Want a simpler guide to keep at your desk? We’ve got a CRISPR cheat sheet for that! Resources...

...know that the Fc domain provides structure, determines isotypes, and provides a place for secondary antibodies...yes, it does! While the Fc domain’s functions, besides structure and isotype determination, don’t generally... 2022). So the next time you see an antibody description with the Fc domain as only providing structure...

...database describing nearly 145,000 cell lines. Cellosaurus Cellosaurus seeks to identify and describe all ...authors of the paper in which the cell line was described. Using Cellosaurus Cellosaurus is searchable by...Cellosaurus received a report that HT-55, which was described as a colon cancer cell line, is actually a rectal...

...a job search website like Indeed. Do the job descriptions sound interesting? Is the work something you... types of jobs people with master's have Job descriptions often fail to capture all of the responsibilities...responsibilities of a role, so it helps to see how people describe their actual work. To do this, try looking at ...and industry, often means moving from the lab to a desk, although there’s often technical career tracks ...

...vast collection of empty backbones that have been designed, tested, and published by academic scientists....find the vector that fits your experiments, I've described below some of the most frequently requested vectors...protein with a specific resin (e.g. 6xHis containing pDEST-HisMBP). After purification the protein can be released...vectors. Consider your applications and experimental design. You can create a new strain with a disrupted gene...

... What are epitope tags? Epitope tags are short peptides introduced at the N or C terminus of a protein...purification or detection of the tagged protein. These peptides consist of as little as 8 or as many as several...need monoclonal GFP antibodies or guidance on designing a GFP tag Addgene has you covered!   Potential...Protein folding issues, steric hindrances, and destabilization can be brought about by the tag so it’s important...

...errors in the design of cloning strategies set experiments back days or even weeks. Primer design was done ... alleviate these problems through good software design. But what makes software good? Fortunately, that...we dug into the original literature, some of it decades old, to provide reliable feature annotations. Even...

...resources to provide them to their students. My desire to create a set of low-cost, easy-to-use educational...protein – you first need the DNA sequence that encodes it. That DNA sequence then needs to be incorporated...one is as cheap as 10 cents, making activities designed with FD-CF reactions affordable to many schools...students. In our BioBits kit for example, we’ve designed FD-CF experiments that result in outputs that ...

...abdomen to produce yellow-green light (Figure 2). Despite the title of this post, this reaction is not fluorescence...fluorescence! Chemiluminescence, which includes all bioluminescence, is the production of light by a chemical...assays (low background, no photobleaching) but provides flexibility by pairing the luciferase with a variety...luciferase output at different wavelengths. Addgene provides empty backbones with the luciferase gene, a variety...

...trillion connections (synapses.)  In this post we’ll describe the AAV retrograde serotype (AAVrg) and how it... this can cause challenges for the experimental design as these vectors can exhibit spurious expression...efficiency can have a major impact on experimental design and interpretation of results. Take extra care ...References 1. Tervo, D. Gowanlock R., et al. "A designer AAV variant permits efficient retrograde access...

...’s social media toolbox. Besides advice for using Twitter, this post provides suggestions for using LinkedIn...use Twitter as a scientist. While this post is designed with beginners in mind, there’s some great reminders...sheet from Science Media Savvy This tip sheet provides advice for tweeting and blogging as a scientist...

...target specific mRNA transcripts for degradation. Despite how easy these experiments are to physically set...to prevent the incorporation of non-specific nucleotides into the dsRNA leading to increased RNAi efficiency... Lab’s recent Nature Biotechnology paper, they describe TurboID and miniTurbo, which utilize non-toxic...switch to be expressed. In this case, the gene encodes the LacZ𝛼 protein. Once expressed, LacZ𝛼 complexes...

...New work from Konermann et al. and Yan et al. describes new Cas13d enzymes that average only 2.8 kb in...Like other Cas13 enzymes, the Cas13d orthologs described in these papers can independently process their... high targeting efficiency, both of which are described below. Yan et al.: WYL-domain-containing accessory...produced very similar cleavage products even when guides were tiled across a target RNA, indicating that...

...Harvard University. In my previous two posts, I’ve described the fundamentals of how to work with Drosophila...Drosophila as an experimental model organism. I then described the Gal4/UAS system used by geneticists to study....e. there won’t be positioning effects). When designing experiments where you want to express multiple...wondering, “How do I know which of my flies have the desired integration?” Not to worry! In flies, phenotypic...

...but can be minimized with high powered research designs. Unanticipated discoveries Finally, there are good...rates, should be reported as a new discovery that deserves confirmation with new data and a new, preregistered...Guidelines; preregistration to increase clarity in study design and analysis; removing publication bias with Registered...Science, Dr. Mellor worked with citizen scientists to design and implement authentic scientific research and...

...purification is now a reality thanks to OptoNBs. Recently designed by the Toettcher Lab, OptoNBs are photoswitchable... put AsLOV2 because here it was less likely to destroy the nanobody’s function than if inserted into the...blue-light induced binding. The lab used this general design scheme to generate two more OptoNBs, one against...exciting because using light to control signaling provides greater spatiotemporal resolution than pharmacological...