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Showing: 101 - 120 of 506 results
  1. All in a Twist: dsRNA

    Type
    Blog Post
    Published
    Feb. 2, 2023, 2:15 p.m.
    ...sword – balancing antiviral benefits with the inflammatory response associated with the introduction of...threshold and thus do not typically activate an inflammatory response. However, if dsRNA sensors are mutated...its way outside of the mitochondria, the same inflammatory response can activate. These types of cellular... disorders, including some forms of lupus and rheumatoid arthritis. These types of immune responses are...
  2. Plasmids 101: CcdB - The Toxic Key to Efficient Cloning

    Type
    Blog Post
    Published
    Dec. 8, 2016, 3:30 p.m.
    ...available to counteract the toxin. If, however, an investigator were to successfully clone an insert into the...insertion will completely replace ccdB with the investigator’s insert of interest. Hence correct clones are... behind the “swapping out” of ccdB with the investigator’s gene of interest.   CcdB resistant E. ...for non-cytotoxic proteins which retain their regulatory functions.” Mol Microbiol. 1995 Mar;15(6):1031...
  3. Supporting Rare Disease Research with the 2020 BeHEARD Awards

    Type
    Blog Post
    Published
    Sept. 8, 2020, 2 p.m.
    ...activation of keratinocytes, which release inflammatory mediators that trigger the activation of dendritic...Generalized pustular psoriasis is a chronic autoinflammatory skin disease estimated to affect 0.27 to 4.6...IL-36 cytokines are a potent inducer of an autoinflammatory loop: keratinocytes both respond to and release...
  4. Teaching an Old DOG New Tricks: Controlling Protein Activity with GFP

    Type
    Blog Post
    Published
    Nov. 24, 2015, 3:30 p.m.
    ...used red fluorescent proteins dsRed, mCherry, and TdTomato do not induce transcription. Thus, T-DDOGs can...expression robustly activated the reporter gene TdTomato, whose expression was absent without electroporated...T-DDOGs with two mouse GFP reporter lines; again, TdTomato was seen only in cells with GFP, at a high activation...frequency of 56-93%. In the converse test, 98% of TdTomato expressing cells were GFP+, indicating a robust...
  5. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

    Type
    Blog Post
    Published
    Sept. 26, 2019, 12:50 p.m.
    ...bone marrow (BM) cells, primary human hepatocytes, and hematopoietic stem cells (HSCs) using Nanoblades....deliver Cas9 variants, such as a transcriptional activator dCas9-VPR, if these variants are fused to the ...from GFP transgenic mouse  GFP  ~60-65% Human hepatocytes  Myd88  ~50% Human HSCs  Myd88  ~50% Table...
  6. BeHeard Award 2018: Diseases of Glycosylation, Arginine Mutagenesis, & Neural Development

    Type
    Blog Post
    Published
    June 26, 2018, 1:33 p.m.
    ... infections along with a mild or exacerbated inflammatory response which leads to nearly 25% child mortality...understood.  In line with this, Prof. Videira and collaborators will use Addgene plasmids to immortalize CDG...discovery led them to investigate the use of a common laboratory chemical, guanidine hydrochloride, as a potential... 1939 for the treatment of botulism and Lambert-Eaton myasthenic syndrome (LEMS) because, at high concentrations...
  7. The Materials Science of Optogenetics Experiments

    Type
    Blog Post
    Published
    Sept. 17, 2015, 2:30 p.m.
    ..., 50ms “off”.  A pulse generator such as the A.M.P.I Master-9 Pulse Stimulator, which can control output...cable is threaded through—and fixed to—an optical insulator called a ferrule (below). The fiber optic cable...to give the animal the full range of motion, a commutator allows the patch cable to connect to the laser...
  8. Story of a SynBio Startup: RevBio's Epiphany (or Lack Thereof)

    Type
    Blog Post
    Published
    June 5, 2014, 3:32 p.m.
    ... bank account, business cards, incorporation, laboratory lease, etc. I still flip to that page in my lab...business. We ended up applying to a business accelerator freely stating that we had an idea, knew how ...rough day, and we have great partners in this accelerator program who want us to succeed. We’re excited...duty to pursue a degree in a synthetic biology laboratory and received her M.S. from CSU in 2014. Outside...
  9. Common Injection Routes in Mice

    Type
    Blog Post
    Published
    Jan. 22, 2025, 9:42 p.m.
    ...common use of intradermal injections is studying inflammatory responses, as this method is useful for analyzing... correct location requires a lot of skill and anatomical knowledge. Intrathecal injections are used for...Routes of administration. In H. Hedrich (Ed.), The Laboratory Mouse. Academic Press. Turner, P. V., Brabb, ...M. A. (2011). Administration of substances to laboratory animals: routes of administration and factors...
  10. Twenty Years of Addgene Sharing: CRISPR

    Type
    Blog Post
    Published
    April 18, 2024, 1:15 p.m.
    ...with Addgene by year. (C) Cumulative number of laboratories that have deposited CRISPR plasmids by year....nuclease into three functional groups: nucleases, modulators, and chimeric effectors. Nucleases generate a... a classic double-stranded break, while modulators regulate transcription and chimeric efforts make a ...deposited and distributed CRISPR plasmids. But modulators and chimeric effectors, made available in 2013...
  11. Droplet Digital PCR for AAV Quantitation

    Type
    Blog Post
    Published
    Jan. 16, 2020, 2:18 p.m.
    ...up with poor droplet quality. Using a droplet generator, the sample and the droplet generation oil are...Pipette slowly If you are using a manual droplet generator, you will have to be careful about transferring...transferring your droplets from the droplet generator to the PCR plate. Maintaining a high droplet count is important...sample. Even if you are using an automated droplet generator, you should avoid pipetting too quickly when making...
  12. Tips for arabidopsis transformation

    Type
    Blog Post
    Published
    Oct. 25, 2018, 1:23 p.m.
    ... J. (2002) Arabidopsis : a laboratory manual. Cold Spring Harbor Laboratory Press. Available at: https...insertion likely precipitated domestication of sweet potatoes (Kyndt et al., 2015)! It sounds simple, and it.... et al. (2015) ‘The genome of cultivated sweet potato contains Agrobacterium T-DNAs with expressed genes...
  13. SciComm: Taking Science to Elementary and Middle Schools

    Type
    Blog Post
    Published
    July 9, 2019, 12:52 p.m.
    ...m a father of three, a scientist and science communicator, and I strive to be a volunteer and contribute...scientist. When our elementary school needed a new coordinator for the annual Math & Science Night, I took the...contacting our school district’s science curriculum coordinator with minimal luck, but eventually the 8th grade...great feedback from teachers and other science communicators.  What can CRISPR do? I spent more time on...
  14. Tips from the Repository Trenches: Using Barcodes to Track Samples

    Type
    Blog Post
    Published
    Oct. 6, 2015, 2:30 p.m.
    ...is the Laboratory Operations Manager at Addgene.  In addition to helping with daily laboratory operations...through barcoded tubes that are scanned into our Laboratory Information Management System (LIMS), a database...operations, she also works on improving laboratory efficiency through automation.       More Resource Avaliable...
  15. A Career in Grants: How To Become a Grant Professional

    Type
    Blog Post
    Published
    Aug. 20, 2015, 2:30 p.m.
    ...amount of grant funds available and the increasing regulatory process for grants has fostered the demand for...professional. Dr. Cook served as a principal investigator for several research grants. One of the benefits...benefits of being a principal investigator is that you are asked to review grant proposals from others. ...worked for a health department and then for the regulatory services department as our healthy homes program...
  16. Hot Plasmids Spring 2024

    Type
    Blog Post
    Published
    May 23, 2024, 1:15 p.m.
    ... vector preps expressing the Voltron2 voltage indicator, created by the Schreiter Lab and the GENIE Project... available! Building on their earlier Voltron indicators (a fusion of Ace2N and HaloTag, Figure 4), they...The same A-to-D mutation in the related voltage indicator Ace2N-mNeon also led to similar improvements in...fluorescent signal at baseline voltage), the investigators found that administering these AAVs with a dilute...
  17. Finding nucleic acids with SHERLOCK and DETECTR

    Type
    Blog Post
    Published
    April 16, 2020, 1 p.m.
    ...time-consuming, and complex to use outside of standard laboratories. In the case of the COVID-19 pandemic, qPCR ...platforms to reliably detect nucleic acids at the atomolar level. The Zhang lab has adapted natural RNase...reporter enables SHERLOCK to detect DNA or RNA with atomolar sensitivity and single base pair mismatch specificity... of HPV, HPV16 and HPV18, from human cells, at atomolar levels, within one hour. DETECTR thus has the ...
  18. What's Your Organism? Expanding Genomic Tools via the NSF EDGE Program

    Type
    Blog Post
    Published
    May 2, 2019, 12:41 p.m.
    ...recently was invited to attend the first Principal Investigator meeting of the NSF EDGE (Enabling Discovery ...parenting strategies and make important ecological indicators since species live in water and on land. Current...that tastes yucky (and is poisonous) for bird predators - birds eat a caterpillar once, vomit, and never... expensive. They are using a cool fluorescent indicator system to rapidly identify recombinants. Arthropods...
  19. The Challenges of Cell Culture

    Type
    Blog Post
    Published
    May 5, 2016, 2:30 p.m.
    ...simple as a piece of paper on the front of the incubator containing the passage number, cell line, and ...book and on the actual flasks of cells in the incubator). This means any other scientist who wishes to...The LGC Group also provides standards and has laboratories to carry our independent quality control for...culture contamination." Archives of pathology & laboratory medicine 133.9 (2009): 1463-1467. PubMed PMID...
  20. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

    Type
    Blog Post
    Published
    May 5, 2020, 1:15 p.m.
    ... 37°C heat block, LED blue light illuminator or UV light illuminator. Approach: Highly similar to the ...method based on CRISPR-Cas12. Cold Spring Harbor Laboratory. https://doi.org/10.1101/2020.02.29.971127 Rauch...SARS-CoV-2 Genetic Material. Cold Spring Harbor Laboratory. https://doi.org/10.1101/2020.04.20.052159 Zhang...
Showing: 101 - 120 of 506 results