We narrowed to 709 results for: abo.1

...glassware should be treated with a DEPC solution for 1 hour, and autoclaved to remove residual DEPC. Alternatively...more large, expensive ultracentrifuge.  Figure 1: An outline of the different steps in RNA extraction...extraction: twenty-something years on. Nature Protocols 1:581–585. https://doi.org/10.1038/nprot.2006.83 Additional...more foolproof (still without a kit!) As mentioned above, working with RNA requires keeping your samples ...lysis. This can be challenging depending on your laboratory situation or tissue collection method, so biotechnology...supernatant is extracted with chloroform as in the above no-kit method.  Researchers have also developed ...

...Transfer Vectors   Expressing your gene of interest pMKO.1 GFP (Plasmid #10676) Retroviral vector for cloning...GFP expression.  Cloning and expressing RNAi pMKO.1 puro (Plasmid #8452) RNA interference (RNAi) is an...information and a detailed protocol on how to use the pLKO.1 vector can be found here. Cre-Lox technology Puro....of their choice in mammalian cells.  Learn more about Mammalian shRNA Tools for RNAi! Cre-Lox technology...knockdown. Vector provided by the Qi lab. Learn more about CRISPR plasmids for transcriptional inhibition. .... Check our CRISPR guide and blog to learn more about CRISPR and the most recent developments in the genome...

... of the biotin-avidin interaction   Figure 1: Biotin is enriched in egg yolk while its binding ... substrate (Holden and Cremer, 2003). References 1. Chapman-Smith, A., & Cronan, J. E. “Molecular Biology...matrices.” Journal of Nanobiotechnology 13.1 (2015): 1–14. PubMed PMID: 25980573. PubMed Central PMCID: PMC4461904...detection by northern blotting.” Rice 7.1 (2014): 1–7. PubMed PMID: 26224555. PubMed Central PMCID: PMC4884002...uses of biotinylation in molecular biology! Learn about in vivo biotinylation of bacterial fusion proteins...covalently attached to the active site of key metabolic enzymes including biotin carboxylase and decarboxylases... organic acids to produce important cellular metabolites. Biotin acts as a carboxyl carrier from one compound...

... the samples stored in our lentivirus tubes (Fig. 1). However, once thawed, there was a substantial reduction...in the pH of samples stored in our AAV tubes (Fig. 1). It’s important to note that the change in pH only...using the thawed virus within 24 hours. References 1. Murphy BM, Swarts S, Mueller BM, van der Geer P, ...return the sample back to the original pH. What about putting it back in the freezer? We then tested whether...

...include mEGFP, mCherry, and HaloTag. Figure 1: (a) Anti-FLAG frankenbody (FB) construction from ...Comm. 2019. https://doi.org/10.1038/s41467-019-10846-1.   Optimized genetic screening technique using Cas12a... to Cas9’s larger expression requirements (Figure 1), but Cas12a has generally been underutilized in genetic... plasmids you need. If you'd ever like to write about a recent plasmid deposit please sign up here.  ...

...s pLKO.1 protocol. Pro-tip: this plasmid grows more slowly than standard plasmids. Find pLKO.1 - TRC cloning...experiments.  Find the scrambled shRNA vector. pLKO.1 - TRC cloning vector - This vector from the David ...collection Find plasmids for your research  Learn about our viral service ...

... requires selection. These two steps are (Figure 1): The initial plasmid integration step (the so-called...antibiotic resistance marker from the vector (abR, Figure 1). The resolution step (“double crossover”) which leads... loss of a specific phenotype (using sacB, Figure 1, further discussed below).  Counter-selectable marker...Current protocols in molecular biology 106.1 (2014): 1-16. PubMed PMID: 24733238. Additional resources on... a sucrase that converts sucrose into a toxic metabolite. Cells that have undergone a double crossover...confirmation of successful single crossover – after about 48 hours, the resulting colonies turn subtly blue...blog posts Find our CRISPR blog posts Learn more about Lambda Red recombineering Resources on Addgene....

...were found on the plasma membrane (top panel in Fig. 1). Of course, this was problematic, because the DREADD...plasma membranes in both species (bottom panel in Fig. 1). Our results indicate that the tag protein may have...protein of interest the membrane.   Figure 1: Electron microscope images showing ultrastructural...Fluorescent 101 blog posts Read about chemogenetics vs. optogenetics Find more about the many types of protein...

...succumb to the toxicity of CcdB.   Figure 1: Image from Bernard, P., et al. showing the pKIL 18...submit a guest blog entry of your own! References 1. Bernard, P. “Positive Selection of Recombinant DNA... plasmid ccdB killer gene”. Gene. 1994 Oct 11;148(1):71-4. PubMed PMID: 7926841. 4. Bernard, P., et al...in modern cloning, and why should you learn more about it? Read on to find out how ccdB can make your cloning...of this system for enhancing cloning efficiency about 20 years ago and developed cloning vectors to harness...

...Podcast breakdown (Time : Topic) 0:00 - 1:25 : Introduction 1:25 - 6:19 : Dr. Koeris' graduate work in...name from Novophage to Sample 6. To learn more about Novophage's successful transformation into Sample...to focus on a technology that one is passionate about developing? 38:00 - End : Dr. Koeris' role on the...

...Zhang et al., 2015). In this system a modified TIR-1 protein can degrade degron-tagged proteins in an auxin...splitting cGAL4 in two and binding each half to a gp41-1-N-intein. Split inteins are protein domains that naturally...mutations with unc- 119 + selection." MicroPublication 1 (2018): 2–3. Wang, Han, et al. "cGAL, a temperature-robust...resources on the Addgene blog Learn more about SapTrap Read about CRISPR/Cas9 in C. elegans Browse our Plasmids...always emphasized the need for open science and collaboration. The field already has comprehensive reference...planned for August 15th, 2019. For more information about the aims and approach of CeNGEN, check out their...elegans. This database provides detailed information about C. elegans 3’UTRs structures, alternative polyadenylation...

...unlimited supply of identical antibodies (See Fig 1.). rAbs are a relatively new technology that takes...conveniently modified and engineered.   Fig. 1: Antibody production methods    NeuroMab and others... the signal. If the exposure time is long (e.g. > 1/7s) then the signal is weak and vice versa for a strong...Have you ever been stuck googling about an antibody that will be essential to your new research project...high-quality antibodies for IHC. Working with collaborators and support from the Brain Research Through ...extensive library of monoclonal antibodies; Addgene collaborates with these companies to create and provide general...pattern should align with what the atlases (mentioned above) and literature suggest, providing an expectation...

...-public settings. Ask over coffee.  Have regular 1:1 meetings with team members (don’t become known for...post, a study coming out of MITs Human Dynamics Laboratory identified five characteristics of very successful...conversations within the team. We are not talking about gossip here – this means encouraging a culture of...Medical School researcher Connie Cepko to learn about her management style.   Seeking feedback frequently...information to make change whenever possible. Be public about changes influenced by feedback. If you don't do ...

...particularly passionate about HIV cure research and science communication.     References 1. Gaspar, H. B., S...reconstitution with a normally functioning T cell repertoire (1). In this example, it was possible to transduce the...significant improvements in vision over a period of 1 to 3 years – the treatment appears to be both safe...Vectors Featured Topic Page Learn about CRISPR-AAV vectors Learn about Addgene AAV Quality Control Process...

...used four different design strategies: Strategy #1 (ProA): Create promoters with sequences upstream of...active in retinal cell types in mice. Figure 1: The four strategies used to design synthetic promoters...highest rate of targeted expression. Surprisingly, <1% of synthetic promoters replicated the expression ...Addgene blog Read more about using AAV for retinal gene therapy Find more about precise neuronal targeting...injected into macaques and postmortem human retinas. About 25% of these AAV synthetic promoters successfully...

..., check out Addgene's CRISPR Guide. Figure 1: Like this jar of jellybeans, a pooled CRISPR library... selecting a CRISPR library for your experiments. 1.  What species are your cells derived from? Currently...a different gene. Libraries may be available in a 1-plasmid system, in which Cas9 is included on the gRNA-containing...preparation from Addgene, you can skip the steps above! Cells are then transduced with lentivirus containing...practices, CRISPR libraries can help you learn a lot about your phenotype of interest. For more detailed information...Libraries” (McDade et al., 2016). To learn a bit about how CRISPR/Cas9 can be used in other types of experiments...

...thousands of other scientists using pLKO.1 variants learn about those updates? This is a problem many scientists...Recently I learned that Addgene’s pLKO.1 cloning protocol is viewed around 3,000 times each month. I ...on the Addgene website in December 2006, the pLKO.1-TRC cloning vector (deposited by David Root of the...Korea, and beyond!   Check Out How Addgene Thinks About Developing Lab Management Software    Organizing...our Plasmids 101 blog series. Want to learn more about sharing your plasmids via Addgene? Check out all...

...current state (Green when off, dark when on). Figure 1: Photoswitchable MEK1 (psMEK1). Is it possible to ...Below are a few examples demonstrated in Zhou et al. 1. Testing kinase inhibitors Zhou et al examined the...the protein and pdDronpa are preserved. References 1. Zhou, Xin X., Linlin Z. Fan, Pengpeng Li, Kang Shen...Additional Resources on the Addgene Blog Learn More about Photoactivatable Fluorescent Proteins Control Protein...

...various cyan fluorescent proteins is depicted in figure 1. Of note, the photobleaching rate does not depend ...to be used with the fluorescent protein. In figure 1 we provide an example of such a comparison between...the variants is comparable (lower panel of figure 1). To avoid changes in excitation power, it is important...Fluorescent Proteins for Multicolor Imaging Learn about Fluorescent Protein Biosensors Additional Resources...

..., including those found at Addgene! Figure 1: Strategy for assembling the barcoded gRNA library...pool-clone them into the pAWp28 storage vector (Figure 1): Forward oligo: 5’- CACCGNNNNNNNNNNNNNNNNNNNGTTTGGGTCTTCGAGAAGACCTATTCXXXXXXXXC... He can be contacted at [email protected].   References 1. Cheng, Allen A., Huiming Ding, and Timothy K. Lu....How Barcodes Can Be Used in Lineage Tracing Read about CRISPR/Optogentics Tools Resources on Addgene.org...