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Showing: 281 - 300 of 514 results
  1. Year of the Camelid: Antibody Style

    Type
    Blog Post
    ...The UN General Assembly has declared 2024 the International Year of Camelids. The declaration is intended... antibody libraries to generate new sdAbs. There has also been some interesting work done developing transgenic...al., 2021.   The single-domain antibody field has come a long way since the serendipitous discovery...reagents. But for a quick refresher, some of the advantages of sdAbs over conventional antibodies include... simple structure    sdAbs in research These advantages have contributed to sdAbs becoming valuable tools...
  2. Interview: Nicola Patron on Plant Synthetic Biology, MoClo, and More

    Type
    Blog Post
    ...positions. There has been a lot of engagement with the Athena SWAN Charter and it has really strengthened...their pathogens. As Patron explains it, her work has always been focused on gene transfer, from transgenes...MoClo) Kit. What does it include? Patron: Sainsbury has a mandate to share and educate and enable plant science...quantitative data for regulatory elements, which has not been available for plants. Addgene: Will the ...strengthened the network of female scientists. Twitter has been really good for that too. I’m more in touch with...s research network here. She talked about the advantages of talking to people and representing yourself...
  3. Viral Vectors 101: Chemogenetics

    Type
    Blog Post
    ...tools. The advantages provided by chemogenetics are instead that it is noninvasive and has longer-lasting... disrupting normal brain function. Chemogenetics has become a popular tool in the field as it provides... agonist for muscarinic receptor derived DREADDs has been clozapine-N-oxide (CNO). However, concerns have...are already approved for clinical use. Varenicline has been further modified to create ultrapotent PSEMS...will promote hyperpolarization. PSAM ligands The advantage of PSAMs lies in their ability to be specifically...
  4. Help Us Name Blugene’s New Virus Friend

    Type
    Blog Post
    ... favorite! Our mascot who has supported us over the past eight years now has a new friend to join them...taking name suggestions using this form or the hashtag #BlugeneVirusFriend on Twitter. As with Blugene...
  5. Addgene Receives NIH BRAIN Initiative Grant to Create Open-Access Recombinant Antibody Resource

    Type
    Blog Post
    ...Davis School of Medicine on this grant. Dr. Trimmer has created thousands of high-quality antibodies/nanobodies...mission This is the first NIH grant that Addgene has received. Addgene prides itself on being financially...The timing is ideal as the NIH’s BRAIN Initiative has been funding laboratories, such as Dr. Trimmer’s ...antibodies are plasmid-based and offer numerous advantages, including more secure archiving, unambiguous...AK, Anderson S, Bladen CL, Jones B, Aldred SF, Bestagno M, Burrone O, Maynard J, Ferrara F, Trimmer JS...
  6. Binning Singletons: Tackling Conference Networking When You Don’t Know Anyone

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    Blog Post
    ...never went away. While he has frequent bouts with Impostor Syndrome, Joe has found his people through ... match people within similar fields (ASM Microbe has eight tracks), something we didn’t have enough people...notebook paper, despite the fact that it was gray. He has worked in molecular and microbiology for the last...conference hashtag I had, however, started a Twitter account, and was following the meeting hashtag. I noticed...Favorable conditions - Expansion of networks The last stage is Exponential Growth, named after the growth phase...
  7. Lentivirus Production

    Type
    Protocol
    ...10 min and then recheck the pH to ensure that it has not drifted. Filter the solution through a 0.22 μm...L-alanyl-L-glutamine (or alternative stable glutamine such as glutaGRO, Corning 25-015-CI) Low serum medium such as Opti-MEM...L-alanyl-L-glutamine (or stable alternative, such as glutaGRO) To a 500 mL bottle of DMEM high glucose, add ...add 55 mL of heat-inactivated FBS and 5 mL of glutaGRO. Store at 4 °C. Pro-Tip Different brands and lots...transfection to determine what ratio gives the highest percentage of GFP positive cells. Refer to the table below...
  8. Plasmids 101: Restriction Cloning

    Type
    Blog Post
    ...and insert a linear fragment of DNA (insert) that has been cut by compatible restriction enzymes. An enzyme...one found on the left side of the image below. It has a promoter (blue arrow) followed by the restriction...finished plasmid   Once it looks like your ligation has worked, you will need to pick individual bacterial...purpose. Ideally, once you know that your plasmid has an appropriately sized insert, you should send it...plasmid for more details. Once your complete plasmid has been verified, you’re ready to get experimenting!...gel purification. In gel purification, you use a voltage difference across a gel matrix (usually agarose...positioned toward the cathode (- charge). When the voltage is applied across the gel, the DNA migrates toward...
  9. Finding nucleic acids with SHERLOCK and DETECTR

    Type
    Blog Post
    ... but inadequate access to reagents and equipment has become a bottleneck. In the last few years, scientists...nucleic acids at the atomolar level. The Zhang lab has adapted natural RNase activity of the Cas13 protein...Gootenberg et al., 2017 and 2018). While the Doudna lab has used Cas12a’s non-specific ssDNA degradation to develop...field (Myhrvold et al., 2018). Now, the Zhang lab has shared a protocol for using SHERLOCK to detect SARS-CoV...at atomolar levels, within one hour. DETECTR thus has the ability to rapidly detect nucleic acids with ...diagnostic applications. The company Mammoth Biosciences has been started based on DETECTR technology with the...Biotechnology. Like the SHERLOCK detection system, DETECTR has not been approved for diagnostics yet, but is undergoing...
  10. Identifying Sequence Elements with SnapGene's Feature Database

    Type
    Blog Post
    ... makes software good? Fortunately, that question has been thoroughly answered by experts in human-computer...specialized controls available when needed. SnapGene has been engineered to be easy and enjoyable to use. ...protein sequence match even when the DNA sequence has changed. Identifying plasmid control elements Coding... with these extensive efforts, such an algorithm has limitations. For instance, it could miss a common...beginning, shepherding a new product from the idea stage through all of its post-launch iterations.     Additional...
  11. New CRISPR Tools: Cas7-11 and PASTE

    Type
    Blog Post
    ...applications. The potential of CRISPR has yet to fully taken advantage of, but exciting new tools like these... Cas11-like protein, and a guide RNA. The enzyme has dual activities: processing pre-CRISPR RNA into mature...kilobase-sized gap in the gene editing field. The AbuGoot lab has now developed PASTE, which can “drag and drop” kilobases...PASTE is more specific and efficient than HITI and has higher purity of insertion than both HITI and HDR...without detectable non-specific activity. Its major advantage is the significantly reduced amount of off-target...
  12. Will You Be My Mentor? Finding and Asking for Mentoring Support

    Type
    Blog Post
    ...peer mentoring circle. This type of program has many advantages and I am seeing a lot of success at universities...makes a good mentoring program. If your organization has a mentoring program, consider tapping into it and... have going on locally. Your university probably has an alumni directory. Alumni who enter their information...confidential topics Broaden your network Take advantage of formal programs A formal mentoring program ...
  13. Colony Formation Titering Assay

    Type
    Protocol
    ...mL) x dilution factor e.g., If the 1:100,000 well has 75 colonies, then there are 75 colonies /1.5 mL x...L-alanyl-L-glutamine (or alternative stable glutamine such as glutaGRO, Corning 25-015-CI) Heat-inactivated FBS Polybrene...L-alanyl-L-glutamine (or stable alternative, such as glutaGRO) To a 500 mL bottle of DMEM high glucose, add ...55 mL of heat inactivated FBS and 5 mL of 100X glutaGRO. Store at 4 °C. Pro-Tip Different brands and lots...
  14. Important Considerations in Optogenetics Behavioral Experiments

    Type
    Blog Post
    ...foot shock that has become associated with a visual or auditory cue. The hippocampus has long been known...every other advanced technique in neuroscience it has a bit of a steep learning curve and many opportunities...within your own neuroscience sub-discipline that has published using the technique and ask if they would...sophistication of mouse transgenics. Everything that has been described is intended for the mouse; however...behavioral models. Beyond rodents, optogenetics has even been applied to other species such as non-human primates...the ferrule implants and patch cables. One huge advantage of using rats is their superiority as behavioral...
  15. Editor's Choice, August 2016

    Type
    Blog Post
    ... Our Editor's Choice Blog Posts The Addgene Blog has had quite the up-tick in views over the month of ...recommend taking a look at all of our posts as each one has something great to offer, I just need to get back...optimize and troubleshoot the system. Site Directed Mutagenesis by PCR & Single Base Editing with CRISPR For ...technology may make some uses of Site Directed Mutagenesis by PCR obsolete! Honorable mentions Of course... in chronological order here: Site Directed Mutagenesis by PCR Google Forums Round Up: First Impressions...
  16. Quick Guide to Working with Drosophila Part 1: Getting Started with Flies

    Type
    Blog Post
    ...DRSC/TRiP- Functional Genomics Resources website has in vitro reagents and tools to help you knock down...tools. The Vienna Drosophila Resource Center also has collections of flies for in vivo gene knock down ...finishing his immunology PhD at Harvard University. He has had nearly a decade of experience working with Drosophila...three larval stages where larvae molt in order to continue growing in the next larval stage. After the ...the third larval stage, Drosophila will pupate, which takes about one week from the initial deposition of...through their translucent bodies. This is the ideal stage to select for females because you can be certain...
  17. Using CRISPR/Cas9 to Edit Disease Out of the Genome

    Type
    Blog Post
    ...CRISPR/Cas9 technology has been a breakthrough for the genome-editing field. It has the possibility to treat... applications.” Li’s team noted that CRISPR/Cas9 has been used to generate mutations in a wide range of... expanded organoids. “CRISPR in adult stem cells has huge potential, because the genomes of adult stem...of the cystic fibrosis report. “This is a big advantage over induced pluripotent stem cells, which need...
  18. CRISPR 101: RNA Editing with Cas13

    Type
    Blog Post
    ... your research. RNA editing advantages RNA editing has multiple advantages over more traditional DNA editing...discussed above, the ability to edit RNA has multiple advantages, including reversibility and use in non-dividing...will preferentially edit an adenine if the template has a cytosine mismatch at that position. PspCas13b-...cytosine deaminase. Three rounds of rational mutagenesis on the ADAR2DD residues that contact the RNA ...RNA-sequencing, the authors performed rational mutagenesis and identified that a S375A mutation in RESCUE...
  19. Cpf1: A New Tool for CRISPR Genome Editing

    Type
    Blog Post
    ...Cpf1-driven systems has added another option to the CRISPR toolbox. Cpf1’s staggered cleavage pattern opens...frequency of desired HDR edits, but the possibility has not yet been experimentally confirmed. To prevent...adaptation of Cas13 to RNA targeting and RNA editing, has further shown the diversity of CRISPR-based systems...respectively), both cleave in a staggered pattern similar to FnCpf1. Potential advantages of Cpf1 over Cas9 Type...HNH endonuclease domain. Cpf1 cleaves DNA in a staggered pattern and requires only one RNA rather than ...nt upstream of the PAM site, Cpf1 cleaves in a staggered fashion, creating a 5 nucleotide 5’ overhang 18...
  20. Antibodies 101: Reading a Flow Plot

    Type
    Blog Post
    ...2018, uses quadrants to gate and has numbers representing the percentage of cells in each gate. Used under...right corner.      Figure 2: This flow plot has two populations that are B+ and one population that...Figure 3 above, until the population of interest has been successfully identified and isolated.  Following...2017). Neonatal immune response to rhinovirus A16 has diminished dendritic cell function and increased ...numbers by gated populations; this indicates the percentage of total events contained in the gated population...
Showing: 281 - 300 of 514 results