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Showing: 461 - 480 of 889 results
  1. GCE4All: Making Genetic Code Expansion Accessible

    Type
    Blog Post
    Published
    June 15, 2023, 1:15 p.m.
    ...impact both translation and fidelity of translation, leading to system-wide effects. And on top of that...modification, or add in fluorescent or chemically reactive side chains, all of which can help determine structure...reagents accessible to your lab. The solution GCE provides almost endless possibilities for researchers, ...researchers can easily implement in their own labs. They provide resources, knowledge, and most importantly, validated...that is by using Addgene’s Blue Flame award to identify highly requested GCE plasmids. But they’d also...
  2. From Lab Bench to Leadership: Transitioning into Management as a PhD

    Type
    Blog Post
    Published
    Jan. 21, 2025, 2:15 p.m.
    ...arises when managers fail to set expectations or provide timely feedback, leading to unproductive dynamics... mentors who have made similar transitions can provide you with insights, lessons from their experiences...work. On the other hand, it’s perfectly valid to decide that managing isn’t for you at this point in your...focusing on molecular biology and metabolism. He now guides fellow PhDs in their careers with actionable steps...Coursera, LinkedIn Learning, or edX. Podcasts: HBR IdeaCast Coaching for Leaders More resources on the ...Makes a Good Leader Anyways?  Transferable Skills Guide: Managing a Team  ...
  3. 3 Challenges in Plant Synthetic Biology

    Type
    Blog Post
    Published
    July 22, 2014, 5:46 p.m.
    ...biotechnology that are ripe with opportunity. We’ve decided to jump into one of those unexplored areas with...food, not medicine, and not mandatory – people can decide for themselves if they want this beautiful flower...begun to pivot towards plant biotechnology and provide a much needed boost to basic molecular plant research...are well understood. Additional work has also identified and characterized mechanisms and components of...you to our guest bloggers! Nikolai Braun grew up outside of Washington D.C. and has always enjoyed exploring...laboratory and received her M.S. from CSU in 2014. Outside of the lab, Keira enjoys spending time with her...
  4. Plasmids 101: Modular Cloning Applications and Kits

    Type
    Blog Post
    Published
    May 14, 2024, 1:15 p.m.
    ...construct. Once you’ve identified your experimental requirements, it’s a good idea to select an available...biofuels, and natural products without the undesirable side products generated during chemical synthesis of ...find the perfect combination. The EcoFlex Kit has a wide array of DNA parts that can be assembled into individual... are endless: genetic circuits with multiplexed guides, mini screening libraries, direct edit optimization...cells. Need more MoClo? Check out Addgene's MoClo Guide! Customizing MoClo for your needs As you probably...Resources on Addgene.org Modular Cloning (MoClo) Guide Addgene’s eBook Collection More resources on the...
  5. Special Delivery: Fluorophore Targeting for FRET Studies

    Type
    Blog Post
    Published
    July 19, 2016, 2:30 p.m.
    ... donor and acceptor fluorophores, it’s best to consider these cases separately when talking about the ...the tools that are available. Let’s consider the donor first where labeling specificity is most important...hardwire the molecule directly into the protein’s peptide sequence. Thus, all synthesized target protein ...addition, labeling contrast can be improved using disulfide-containing compounds such as British anti-Lewisite...described above can be paired together to measure a wide range of molecular distances (see Table). However...covalent labeling of recombinant protein molecules inside live cells." Science281.5374 (1998): 269-272. PubMed...Protein Fusions Check out Our Fluorescent Protein Guide ...
  6. dTAG - You're it!

    Type
    Blog Post
    Published
    June 21, 2018, 2:06 p.m.
    ...degradation. Remarkably, small molecule degraders provide distinct advantages over pharmacological inhibitors...Nabet et al., Nature Chemical Biology additionally provides detailed information on cloning procedures used...molecules by conjugating a CRBN-binding ligand (thalidomide) to an FKBP12F36V binding ligand (ortho-AP1867...commercially available in the near future, and we will provide an update with vendor and catalog numbers. As we...or Jay Bradner ([email protected]). Considerations when getting the dTAG system up and running...while quantitative proteomics experiments will provide the best confirmation of selective FKBP12F36V fusion...
  7. Antibodies 101: Secondary Antibodies

    Type
    Blog Post
    Published
    Dec. 21, 2021, 2:15 p.m.
    ...signaling molecules to identify each protein of interest, this gel-based method identifies proteins solely by... blog posts, then you likely already have a good idea of the basics of immunoimaging. A scientist conjugates...place over multiple days. Increased run time is considered one of the major drawbacks of the indirect method...interest - the secondary antibody needs careful consideration before selection. If all the primary antibodies...themselves able to approach immunoimaging assays more confidently, collect a broader array of data, and occasionally...
  8. What's New in CRISPR - November 2021

    Type
    Blog Post
    Published
    Nov. 18, 2021, 2:15 p.m.
    ...recently identified Cas12f systems from uncultivated archaea are much smaller and would be ideal for such...different labs have recently published work that provides a solution to this problem. A miniature CRISPR-Cas...editing with a hypercompact Cas12f1 and engineered guide RNAs Yong-Sam Kim’s lab also created a miniature...Biotechnology paper showcases an improved design of the guide RNA that caps the 3’ end with a structured RNA motif...sheet Resources on Addgene.org Read our CRISPR guide Find CRISPR plasmids by function Find recently deposited...
  9. All in a Twist: dsRNA

    Type
    Blog Post
    Published
    Feb. 2, 2023, 2:15 p.m.
    ...into agriculture as species-specific pesticides and insecticides, an advancement over previous chemical...which detect dsRNA in the cytoplasm and use it as a guide to complementary RNA sequence. Once a compatible...processes and functions, but they also have a darker side. When ssRNA engages one strand of a dsDNA molecule...if endogenously synthesized dsRNA finds its way outside of the mitochondria, the same inflammatory response...or anticipating this response are important considerations when using these reagents. RNA:DNA hybrids...
  10. CRISPR Meets Synthetic Biology: A Conversation with MIT’s Christopher Voigt

    Type
    Blog Post
    Published
    April 22, 2015, 2:06 p.m.
    ...assembling the toolbox needed for anyone to begin considering genetic engineering projects in a very big way...limitless number of DNA binding proteins with Cas9 guided by different promoters. The challenge in building...therapeutics, if you want to program a cell to identify and target a malignant cell, then you’d need the.... You couldn’t do it without repeating the same guide RNA twice. The second problem was the shape of the...also difficult to build larger circuits with many guide RNAs connected because the signal degrades at each...now? Voigt: We are working on this now, we have ideas, but so far nothing that has worked. I don’t have...
  11. Educational Planarian Tools for Teaching Developmental Biology Techniques

    Type
    Blog Post
    Published
    May 24, 2018, 1:20 p.m.
    ... creatures commonly found in freshwater ponds, provide a good potential solution to this problem. Planarians...companion resource called “cutting class” which provides more detailed materials and protocol resources...synthetically made RNA (riboprobes) with modified nucleotides (for example, Digoxigenin-labelled Uracil) that...dsRNA feedings. Some of the phenotypes are not evident until after amputation. For example, the dramatic...odf2 gene knockdown results in an observable “sidewinder” phenotype that disrupts wildtype locomotion....dsRNAs into PR-T4P. The Sánchez lab protocol also provides step-by-step instructions for the “the bravest...
  12. Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools

    Type
    Blog Post
    Published
    May 15, 2018, 12:43 p.m.
    ...through our hot plasmids articles. These articles provide brief summaries of recent plasmid deposits and ..., CRY2clust, was created by adding a 9-residue peptide to the C-terminus of human codon-optimized  cryptochrome...conditions. With its additional 9 amino acid peptide, the CRY2clust domain enables fast and reversible...original version containing CRY2 without the extra peptide. CRY2clust should prove a useful tool to further...supplied in the media, these bacteria are unable to divide. However, if fueled with caffeine and equipped ...Dronpa flanked a PKA substrate fused to the phosphopeptide binding domain FHA. The FHA1 domain binds to...
  13. Plasmids 101: Modular Cloning

    Type
    Blog Post
    Published
    March 12, 2024, 1:15 p.m.
    ...given peptide can easily be tested by generating Level 1 TUs with unique promoters, and the ideal phosphatase...behave in a cell. For unpredictable cases, MoClo provides two answers: first, sets of parts with characterized...for more complex CRISPR experiments (e.g., many guides/parts delivered) in certain model organisms. In...combinations of different candidate genes at once to identify the best cocktail of genes when the relationship...Resources on Addgene.org Addgene’s Modular Cloning Guide EcoFlex MoClo Kit CIDAR MoClo Kit MoClo Plant Parts...
  14. Corralling and Cornering the Goldilocks Antibody

    Type
    Blog Post
    Published
    Aug. 9, 2022, 1:15 p.m.
    ...scientists’ pockets. They allow researchers to identify and isolate very specific biological targets. ...can then be used by thousands of scientists to confidently choose reliable and consistent antibodies for...antibodies, creating a potentially unlimited supply of identical antibodies (See Fig 1.). rAbs are a relatively...collaborates with these companies to create and provide general availability of their recombinant antibodies...creating a database for goldilocks antibodies and, alongside that, a publicly available 2D/3D mouse atlas from...atlas will enable scientists to have an intuitive guide for checking their staining and neuroanatomy without...
  15. CRISPR 101: Targeting Non-Coding RNAs with CRISPR/Cas9

    Type
    Blog Post
    Published
    Nov. 14, 2024, 2:15 p.m.
    ...that are around 20 base pairs long. Using a single guide RNA (sgRNA) to create a double-strand break works...non-coding RNAs (lncRNA). lncRNAs are over 200 nucleotides in length and lack an open reading frame, so ... a number of different options. By carefully considering your ncRNA of interest, you should be able to...references Resources on addgene.org Addgene's CRISPR Guide Addgene's CRISPR 101 eBook CRISPR resources More...Doudna JA, Charpentier E. A Programmable Dual-RNA–Guided DNA Endonuclease in Adaptive Bacterial Immunity...051410-092902 Liu Y, Cao Z, Wang Y, et al. Genome-wide screening for functional long noncoding RNAs in ...
  16. Engaging with science and society at pgEd

    Type
    Blog Post
    Published
    Sept. 20, 2018, 12:17 p.m.
    ... religious affiliation, and ethnic or personal identity. We do this through a variety of activities, including...experiment, the case of Henrietta Lacks, the Havasupai incident, and the sterilization of women in marginalized...with different organizations and individuals, to identify ways of collaborating, and to organize events ...Having a broad interest and awareness of issues outside of your field of research will allow you to better...better engage these diverse audiences and to identify issues or topics that are matters of concern for ... future work in these areas, and in helping you decide whether you enjoy this kind of work. It is also...
  17. Plasmids 101: FLEx Vectors

    Type
    Blog Post
    Published
    April 28, 2016, 2:30 p.m.
    ...using either loxP or lox511 sites, leaving two identical sites on one end of the DNA fragment (Figure 1...recombination event then excises the DNA between the identical loxP or lox511 sites (Figure 1, bottom). Since...only one loxP and lox511 site will remain on either side of the DNA fragment, any additional recombination...genetics, FLEx is currently being used to study a wide variety of in vivo conditional gene rescue experiments... silent until a cell or tissue-specific Cre is provided. Since the FLEx switch ensures Cre-dependent reporter...inverse Orientation), FLEx systems are generally considered "Cre-On" meaning that your gene of interest starts...
  18. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    Published
    Nov. 19, 2015, 3:30 p.m.
    ... of the DNA with a high frequency of C and G nucleotides). The conversion of cytosine to 5-methylcytosine... to study epigenetics Epigenetic research uses a wide range of molecular biologic techniques to further...enzyme digestion, DNA adenine methyltransferase identification, and bisulfite sequencing. However none of ...consists of one substrate (the histone-derived peptide) which can localise the construct specifically ..., which binds selectively to lysine-methylated peptides. This construct is in the middle of a FRET pair...When methylation occurs at the histone-derived peptide, the methyllysine binding domain causes a structural...
  19. Plasmids 101: Knockout/Knock-In Plasmids

    Type
    Blog Post
    Published
    Dec. 1, 2016, 3:30 p.m.
    ...breaks, in which nucleotide sequences are exchanged between two similar or identical molecules of DNA....homology to the locus of interest. To give you an idea of the process, we’ll walk through an experiment... gene have been cloned into the vector on either side of an antibiotic resistance gene. To avoid selecting...HSV thymidine kinase (HSV-tk) is included just outside one of the homology arms. When we select cells ...creating knockout animals or cell lines, please consider sharing them by depositing with Addgene! Figures...
  20. Multiplexed Capture of Promoter-enhancer 3D Chromatin Structures Using CRISPR

    Type
    Blog Post
    Published
    July 2, 2020, 12:40 p.m.
    ...While “pictures” generated with current 3C methods provide useful information about chromatin interactions...streptavidin IP. Biotinylated dCas9 goes along for the ride throughout all of these steps, until its connection...off-target sites. Long-range chromatin interactions identified with the multiplexed CAPTURE 2.0 largely replicated...replicated interactions previously identified with the original CAPTURE method. Both CAPTURE methods outperformed...both the number of unique chromatin interactions identified and the level of on-target enrichment. 2. Determining...on Your CRISPR Background with Addgene’s CRISPR Guide Page ...
Showing: 461 - 480 of 889 results