We narrowed to 1,017 results for: CAL

...protein must be expressed (inducibly, ectopically, stably… it’s your call). The TIR1 F-box protein will associate...their fused protein under certain conditions (typically the addition of an exogenous small molecule). ...in size from several kDa up to ~35 kDa and are typically knocked-in via gene targeting or cloned in-frame...protein structures, interacting partners, and localization. Thankfully, this is a hot topic with many resources...

...Preger et al., 2020. Preger et al., Journal of Biological Chemistry 2020. https://doi.org/10.1074/jbc.RA120.01289...research, which required protein compartments to co-localize multiple enzymes in a reaction pathway, the MPyV...expression selectively in Parvalbumin containing cortical interneurons. We now provide ready-to-use AAV ...vectors expressing GCaMP6f with this promoter. Image calcium transients in PV interneurons with AAV-S5E2-GCaMP6f...terminal providing better signal to noise for imaging calcium dynamics in fine structures. We have expanded our...

... more than 10 modules often rely on two-step hierarchical approaches using different Type IIS restriction...stability, and buffer compatibility have placed practical limits on single- or two-step assemblies. We have... While T4 DNA Ligase, the mainstay of most biotechnological cloning efforts for over 50 years, prefers... plate Fidelity of assembly (percent correct) Calculated colony totals Per 2 μl assembly reaction Per...outgrowth volumes described in Figure 3, with calculated yields from entire outgrowth built from 2 µl ...

...in-house protocol. DNA yields for this procedure are typically in excess of 100 ng/ul, more than enough DNA to...be viewed more as a guideline, since they are typically based on the copy number of the empty plasmid ...improved plasmid DNA yield. Culture conditions play a critical role in plasmid DNA yield. Different plasmids ...are generally, but not perfectly, correlated. Typical growth times for high copy plasmids in standard...miniprepping at various time points. Measuring the optical density of the culture can indicate the number ...

...Ample distribution channels both digitally and physically. Easy to incorporate visuals if needed. Traditional...means of scicomm. Digital or print distribution.  Typically limited to a single page of information. Primarily...levels and interaction. Can bring in things to be physically interacted with. Public speaking is a common ...internet access. High probability of real-time technical difficulties Exhibits Medium to high Audience...exhibit). No remote access; limited occupancy. Typically needs to be staffed. Mixed Media Medium to...

... of these techniques have in common? They all typically require secondary antibodies, frequently of the...are derived from an unusual type of IgG antibody called a heavy chain antibody (HCab), which are unique...different species, nanobodies are useful for colocalization labeling of up to 3 targets (Pleiner et al ...desired fluorophores. In figure 4B below, triple colocalization is possible even when staining cells with three...multi-color staining workflow yields similar localization patterns as cells stained for one target (compare...

... and ways to navigate it, we’ll search for the calcium biosensor, GCaMP, and click through to the plasmid...distribution. If your experiment involves delivering a calcium biosensor using AAV, you might decide you’d really...? The available filtering options now change dynamically based on the type of material and specific search..., followed by a convenient table of plasmids specifically designed for this purpose: Still stumped? Ask...results at all, let us know! Contact our scientific technical support at [email protected] and let us help.  ...

... science teachers at our school put out the call to local parents who would feel comfortable speaking ...parents who can answer some of the surprisingly technical questions elementary students can ask. It doesn... dangers of people using the technology in an unethical manner, but I also tried not to be an alarmist...fields in biology, are moving so quickly that it’s basically impossible for textbooks to keep up. Even the ...

...especially in the sciences and by extension to scientifically oriented nonprofits. Like Deb, I worked for...available through not-for-profits, universities, local and national government offices, schools, healthcare... arts? Do you find satisfaction in helping your local food shelf raise money? Do you have experience with... as a grant writer and/or grant reviewer with a local nonprofit that aligns with your passion to get grant...Join the Grant Professionals Association (GPA)  local GPA Chapters, and the National Grants Management...

...JAT, Callaway EM (2007) Monosynaptic Restriction of Transsynaptic Tracing from Single, Genetically Targeted...Why pseudotype? Lentiviruses and retroviruses typically target immune cells with their wild-type envelopes...out this review article published in Reviews in Medical Virology (Li et a., 2018).   Figure 2:...6178.1997 Wickersham IR, Finke S, Conzelmann K-K, Callaway EM (2006) Retrograde neuronal tracing with a deletion-mutant...

...studying biochemistry at the University of Southern California. He is also an intern at the Yang Lab of the ...transposon-encoded CRISPR/Cas systems in bacteria, specifically on optimizing strains with low efficiency.   ...of Sciences. He joined Shanghai Institutes for Biological Sciences in 2000 and became a professor in Synthetic...reprogramming of cells to understand the genetic and biochemical mechanisms behind their distinct phenotypes and...generation of engineered cells for green chemistry and biomedical applications.   Yiwen Zhang entered the Sheng...

...expression limiting regulatory elements or use a non-canonical code (Gustafsson et al., 2004), such as Hoogsten...recognize multiple synonymous codons) may actually be critical for determining the rate of translation. The ribosome...10.1101/gr.139758.112 Mauro VP, Chappell SA (2014) A critical analysis of codon optimization in human therapeutics... GluCl ion channel genes for mammalian cells dramatically improves expression levels. Journal of Neuroscience...synthetic? How Addgene;s dataset reveals trends in biological innovation Resources on Addgene.org Check out...

...post was updated on Jul 27, 2020. CRISPR, and specifically Cas9 from S. pyogenes (SpCas9), is truly an ...specified by the crRNA sequence, it adopts an enzymatically “active” state rather than reverting to an inactive...propensity of Cas13a to bind and cleave RNA non-specifically. The ability of dCas13a to bind target RNA without...modulating splicing, and regulating expression of specifically targeted RNAs. Finally (and perhaps most interesting...observed shRNA off-targets. They subsequently used catalytically inactive dLwaCas13a as a programmable RNA-binding...

...In Addgene’s early days, we would ‘spot-check’ critical regions of plasmids deposited with us via Sanger...development teams, frequent updates allowed us to scale our lab work as we grew. As the number of deposited...us to switch between executing our pipeline on a local computer or in a cloud environment. Given the throughput...jumping back and forth between running the pipeline locally and in the cloud. Creating a bioinformatics workflow...script file (containing our new process) on our local computer. Eventually, our workflow would handle ...

...experimental design and its potential for clinical applications. Specifically, efficacy rates of Cas7-11 were reported...current knowledge. The Abudayyeh-Gootenberg lab (also called the AbuGoot lab), a joint lab run by Omar Abudayyeh...originally suspected that this new Cas7-11 might be phylogenetically classified as the more complex Class I systems...switched up the serine integrase for one which can enzymatically take a genetic sequence and integrate it into...

...administered systemically (retro-orbitally, RO; or intracerebroventricularly, ICV) or locally (stereotaxically...developed, funded, and shared has no doubt changed drastically over the past few decades. But no matter how ...and transgenic mouse lines for genetic access to cortical cell types. Cell. https://doi.org/10.1016/j.cell...

... an exciting class of compact genome editors, typically only around 400 amino acids in size. To give a...target DNA, TnpBs also need a short sequence motif called a TAM (transposon-associated motif), which is positioned...familiar targeting mechanism. Small RNA elements called right-end RNA (reRNA) or omega RNA (ωRNA) guide... a single experiment (Karmakar et al., 2024). Practical Guide: Using pK-TnpB1 and pK-TnpB2 Vectors The...The process for cloning the 20-nt guide RNA is identical for both vectors. Here, we provide a step-by-step...

...allows for directional assembly of DNA sequences, called modules or parts. Assembly is dictated by four-...for fresh bacteria. Performing your Assemblies Calculate your volumes As you progress through the MoClo...increase your ligation efficiency, we recommend you calculate the right volume of each plasmid according to ...the equation in Figure 3.    Figure 3: Calculation for the plasmid volume for MoClo experiments....high-throughput, we recommend transforming into chemically competent cells in a 96-well PCR plate. Always...

...production of viral vectors typically involves shuttle vectors, also sometimes called transfer vectors. The ...antibiotic works. Another example is Zeocin, a DNA intercalator, which affects all kingdoms of life. Of course...host range plasmids shuttle vectors? While it’s technically accurate to say that shuttle vectors have a “... “broad host range,” these terms are typically used in different (though overlapping) ways. Broad host...

...product purity of 66%. Pro tip! Abasic sites are also called apurinic or apyrimidinic sites and abbreviated ...are the same protein!) (Chen et al., 2024). They called their initial editor AXBE, for A → X base editor...in a G → Y (Y = T or C) base editor, which they called glycosylase-based guanine base editor (gGBE) (Tong... Therapeutics team has deposited their editors, called gTBE and gCBE, with Addgene. gTBE can introduce...site A DNA site with the nucleobase removed. Also called an apurinic / apyrimidinic (AP) site. UNG / UDG...