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Showing: 1 - 30 of 697 results
  1. QC Sequencing Technologies at Addgene

    Type
    Blog Post
    Published
    July 15, 2025, 1:15 p.m.
    ... and bioinformatic technologies are used.  Improvements to sequencing technologies and bioinformatic analysis...the sequencing technologies that Addgene uses in the QC process, when these technologies are used, and ...up with the constantly updating technologies. Sequencing technologies used at Addgene Sanger sequencing...Nanopore sequencing technology, bioinformatics and applications. Nature Biotechnology, 39(11), 1348–1365...using an Illumina MiSeq, but that’s not the only technology Addgene uses to ensure accuracy of deposited ...Sanger, was the first widely used DNA sequencing technology. The process relies on “sequencing-by-synthesis... Figure 1: Overview of Sanger sequencing technology. Created with BioRender.com. Sanger sequencing...
  2. Evolution of Lab Techniques

    Type
    Blog Post
    Published
    June 21, 2016, 2:30 p.m.
    ...cars become more technologically advanced leaving earlier versions obsolete, the techniques we use in lab...brainstorming new technological innovations. Let’s take a look at three historical techniques: southern blotting...classic techniques that allowed for many seminal scientific discoveries (5, 8). While newer techniques have...these, these techniques still have useful applications and have informed many current techniques. For example...recombinant DNA technologies that are now commonplace in laboratories. As scientific technologies rapidly progress... time and money. Yet, knowledge of historical techniques comes in handy whether you are perusing classic...inventor Edward M. Southern (1), can be used to detect DNA identity, size, and abundance. If a scientist...
  3. Technical Design of a Western Blot

    Type
    Blog Post
    Published
    Aug. 22, 2024, 1:15 p.m.
    ...to two days.  Indirect or direct detection method Indirect detection is the most common way to run a western...choices to make when designing the experiment. What detection method? What membrane? What should you block with...for your experiment. But if you understand the technical aspects of a western blot, you'll be able to understand... so let's dive in!      Figure 1: The technical decisions to make when designing a western blot... western blot. It allows you to detect relatively low levels of antigen, while providing flexibility in... the more common chemiluminescent methods for detection (though the enzymes used for chemiluminescence...specific protein(s) of interest.  Determining linear detection range If you are quantifying your western blot...
  4. Technologies Enabled by NanoLuc® Luciferase

    Type
    Blog Post
    Published
    Feb. 8, 2018, 12:17 p.m.
    ...research materials and information. Many of our technology platforms like HaloTag® Fusion Protein, codon-optimized...Luciferase-based tools are fantastic examples of technologies that can accelerate your research. The creation... Oplophorus luciferase by Promega’s Advanced Technologies group as well as evolution of the coelenterzine...RLuc reaction. In fact, NLuc is bright enough to detect endogenous tagged genes generated through CRISPR...I’ll cover two great applications of the NLuc technology. The first couples NLuc to fluorescent proteins...require external light sources. Unfortunately, detecting traditional luciferases’ dim light emissions requires...autofluorescence, and perturb biological phenomena. The technique of coupling FPs with Luciferases can overcome ...
  5. Tips for Technical Support Calls

    Type
    Blog Post
    Published
    Sept. 20, 2016, 2:39 p.m.
    ...companies have real scientists answering their technical support questions (besides Addgene, I know both...emails and phones). We can’t be experts on every technique or experiment, but a picture of a gel or a sequencing... is answerable, particularly when it comes to technical questions. BUT, I do believe that scientists who... technical support...
  6. Trends in CRISPR and SynBio Technologies

    Type
    Blog Post
    Published
    Feb. 4, 2015, 3:58 p.m.
    ...dramatic spread of the Cas9 technology: "The rapid adoption of the Cas9 technology was also greatly accelerated...you think these technologies are going? What is the next hot molecular biology technology? Have you deposited...unique position to observe and quantify how new technologies are being disseminated through the scientific... plasmid sharing In a recent review on CRISPR technology, for example, the authors Patrick Hsu, Eric Lander...
  7. Finding nucleic acids with SHERLOCK and DETECTR

    Type
    Blog Post
    Published
    April 16, 2020, 1 p.m.
    ...ability to create a DNA detection platform called DETECTR. How does DETECTR work? DETECTR works similarly to...samples. Find the DETECTR plasmids here! Applications of DETECTR in diagnostics DETECTR allows for simple...published this in Nature Biotechnology. Like the SHERLOCK detection system, DETECTR has not been approved...nucleic acid detection is crucial for clinical diagnostics, genotyping, and biotechnological advancements...nucleic acid detection however, either lack the sensitivity or the specificity to detect nucleic acids...CRISPR Trans Reporter (DETECTR) (Chen et al., 2018). Both SHERLOCK and DETECTR harness the promiscuous...atomolar levels, within one hour. DETECTR thus has the ability to rapidly detect nucleic acids with high selectivity...
  8. RaPID Detection of RNA-protein Interactions

    Type
    Blog Post
    Published
    Aug. 16, 2018, 12:40 p.m.
    ...get all the attention.There are numerous ways to detect DNA-protein interactions or to analyze chromatin... states (CHIP-seq, FAIRE-seq, Cut & Run) and to detect protein-protein interactions (yeast-two hybrid,..., likely due to limitations of current means to detect RNA-protein interactions. To address this need,... Stanford created the RNA-protein interaction detection (RaPID) method. RaPID borrows the E. coli biotin...but it’s toxic to tissues and model organisms. Detecting RNA-protein interactions with RaPID RaPID is similar...*s in the context of RaPID for their ability to detect a known RNA-protein interaction.  In as little ...a scrambled RNA motif control). BioID2 had no detectable signal at the same time point. E. coli’s BirA...
  9. Which Fluorescence Microscopy Technique is Best for Me?

    Type
    Blog Post
    Published
    Oct. 10, 2017, 1:57 p.m.
    ... sectioning techniques due to a higher photon flux via the more efficient camera detector and lack of ...been a very slow imaging technique but recent advances in scanner technology and parallelization (7) have...sports photographer at the Super Bowl, a medical technologist taking an x-ray, or a biologist imaging the ...emerged as the dominant light microscopy contrast technique in modern biology (1). When performed correctly...block out of focus fluorescence from reaching a detector or restricting fluorescence to specific excitation...super-resolution (3). Fluorescence microscopy techniques   Fluorescent Widefield Microscopy Fluorescent...Microscopy was the first fluorescence microscopy technique to incorporate optical sectioning. Optical sectioning...
  10. Career Insights: Technical Support Specialist

    Type
    Blog Post
    Published
    Nov. 9, 2017, 2 p.m.
    ...names for technical support roles. Examples are Technical Service Representative, Technical Support Specialist...these departments from technical support. Technical support careers in brief Technical support careers are...worked as a technical support specialist for 4 years. Read on for insights from my time in technical support...products successfully. In technical support you may have to answer technical enquiries such as: “Can I... areas of expertise in technical support positions. When applying for technical support positions, you...familiarize yourself with technical support. Even having personal experience with technical support through the... do well in a technical support role. What general characteristics do jobs in technical support have? ...
  11. FastCloning: A Newer, Simpler Cloning Technique

    Type
    Blog Post
    Published
    Nov. 1, 2016, 2:30 p.m.
    ...alteration. Molecular cloning techniques are some of the most widely used techniques in the biological sciences...restriction cloning is one of the oldest of these techniques and is a multi-step process consisting of digestion...performed by many labs, a variety of other cloning techniques with higher efficiency and simpler procedures... still encounter several struggles with these techniques: unwanted mutations due to excessive PCR cycles...FastCloning is a simpler yet reliable cloning technique that was developed by Li, et al., in 2011. This... inserts. However, with any PCR-based cloning technique there is a chance of introducing an unwanted mutation...some tips for high efficiency cloning with this technique: Amplification efficiency is highest when using...
  12. 28 Hot Plasmid Technologies from 2015

    Type
    Blog Post
    Published
    Dec. 23, 2015, 3:30 p.m.
    ...toolkit based on the Multisite Gateway® technology from Life Technologies. The MultiSite Gateway Kit is a...continually impressed with the amazing plasmid technologies developed by our community of depositors. With...domain. Feng Zhang's group utilized the bi-lobed architecture of Cas9 to engineer a series of "split" cas9...plasmids 62887 & 62888) Zetsche et al., Nat Biotechnol. 2015 Feb 2;33(2):139-42. doi: 10.1038/nbt.3149... system. The ease and flexibility of the LACE technology makes this system widely accessible for many ...imaging and inducible gene expression Brilliant technologies adopt basic biological concepts and employ them... the Weissman lab have teamed up and advanced technology in the fields of single molecule imaging and ...
  13. 22 Hot Plasmid Technologies from 2014

    Type
    Blog Post
    Published
    Jan. 6, 2015, 5:21 p.m.
    ...Addgene which allow scientists to use CRISPR-Cas technology to perform genome-wide knockout screens. These... Looking for background information on CRISPR technology? See our improved CRISPR-Cas Guide. Wang et...Jan 3;343(6166):84-7. Koike-Yusa et al., Nat Biotech. 2013. Dec 23.   Highly bright and extremely...new tool for peptide-peptide locking. The new technology is known as SpyLigase and is a protein domain...E690-7. For further reading about SpyLigase technology, read the Addgene interview with Mark Howarth...events occur in a physiological setting. Genetic techniques typically rely on overexpression or knock-down... and his team at the Institute of Science and Technology Austria, decided to take a novel approach to ...
  14. Learning Technical Skills at a Lab Central Workshop

    Type
    Blog Post
    Published
    Feb. 20, 2018, 2:30 p.m.
    ...network with other technicians/company representatives. I got to talk with a technician from Neon Therapeutics...looking to try out a new technique or reagent! Racheal Komuhendo is a Lab Technician at Addgene who is interested...As a tech at Addgene, part of my job, in addition to preparing DNA and generating/replenishing kits, ... we get many opportunities to learn from other biotech companies at workshops and can use what we learn...lab and office space shared by numerous emerging biotech companies. The space was modern with clean bold...heard about how LabCentral aims to enable emerging biotech companies, I was excited to go there because both... NEB gave a brief presentation describing the technology. Then we split into pairs to actually try out...
  15. Adapting Toehold Switches to Detect Zika Virus

    Type
    Blog Post
    Published
    Aug. 30, 2016, 2:30 p.m.
    ...place to provide community protection. Toehold switches for pathogen detection In 2014, as postdoctoral...these combined technologies, we built paper-based synthetic gene networks for the detection of antibiotic...also demonstrated our technology on active virus, as well as shown that we can detect the virus in a clinically...Harvard University), we developed two new enabling technologies for the field of synthetic biology. The first...for the rational design of RNA sensors that can detect virtually any RNA sequence (Green et al, 2014)....sensors to be used outside of the laboratory. The detection threshold for these RNA sequences (3 nM), however...blood, urine). Adapting toehold switches for Zika detection We and other members of the lab had been working...
  16. Podcast: A Malawian Professor's Path to Biotech Research

    Type
    Blog Post
    Published
    May 24, 2016, 2:30 p.m.
    ...engineering through biotech. After graduating with a masters of science in Horticulutre Biotechnology, he did his...his PhD in Plant Breeding, Genetics, and Biotechnology at Michigan State University with the backing of...works as a lecturer in molecular genetics and biotechnology for Horticulture and Forest Crops at the Lilongwe...sciences and agriculture 5:47-9:35 : Kingdom's biotechnology research at Michigan State University 9:36-10...Kingdom on the difficulties surrouding and need for biotech research in Malawi 11:41-14:53 : Kingdom's current...
  17. Educational Planarian Tools for Teaching Developmental Biology Techniques

    Type
    Blog Post
    Published
    May 24, 2018, 1:20 p.m.
    ... In Situ Hybridization (WISH) WISH is a technique that detects the temporal and spatial localization of...Scientists routinely use techniques to alter gene expression or to label specific cells, but there are...experience is focused on classical embryology techniques such as basic observation and dissections. Students...Students don’t usually perform more modern techniques used in genetics or molecular biology because the...through time or after genetic manipulation. The technique involves using synthetically made RNA (riboprobes...binding (via hybridization) specific antibodies that detect the mRNA-riboprobe complex are added to the tissue...labs to bypass these steps and focus on the WISH technique. The expression patterns of 11 different planarian...
  18. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ...proteins to study. These are highly useful for the biotech industry, which is in the process of capitalizing...other modifications to their bases in order to protect their DNA from host cell nucleases (4). To further...event that genome sequencing can be done, this technique can also help pinpoint the genes within a sequenced...live cells The following is a description of a technique published by Simpson, Sacher, and Szymanski in...membranes well with PBST to remove unbound cells. To detect bound cells, simply lay each membrane on an agar...
  19. The 10 Most Distributed Plasmid Technologies in Addgene's First 10 Years

    Type
    Blog Post
    Published
    Jan. 8, 2014, 3:10 p.m.
    ... distributed plasmid technologies pSV-PGC1 - Ok, it's not actually a technology, but pSV-PGC1 was Addgene's...institutions. This has given us a unique window into technology trends in the life sciences. In this post, we'll...give you an inside look at the Top 10 plasmid technologies distributed through Addgene over our first 10...genetically encoded calcium indicators were the hot technology of the year in our collection. CRISPR/Cas9 - ...Year of the CRISPR." The newest genome editing technology has been used and modified by so many labs and...
  20. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

    Type
    Blog Post
    Published
    May 5, 2020, 1:15 p.m.
    ....   Rapid detection of 2019 novel coronavirus SARS-CoV-2 using a CRISPR based DETECTR assay Sensitivity...R​eporter un​LOCK​ing) technique Sensitivity: Single molecule per milliliter can be detected – in the zeptomolar...-1 and SARS-CoV-2 detection, AIOD-CRISPR without preamplification was able to detect as low as 1.2 copies...visualization. In this technique, however, instead of using lateral flow strips to detect the cleavage of fluorescently...: FnCas9 Editor Linked Uniform Detection Assay (FELUDA) is a technique that uses FnCas9, a protein that...CY (2020) CRISPR–Cas12-based detection of SARS-CoV-2. Nature Biotechnology. https://doi.org/10.1038/s41587...times, have led researchers to turn to other technologies like CRISPR. Figure 1: An overview of...
  21. Advice for Starting a Biotech Company from a Grad Student turned Entrepreneur

    Type
    Blog Post
    Published
    July 10, 2014, 7:17 p.m.
    ...do this.” Biotech startups are only successful if they are 100X better than current technology and get ...Capital in Biotech  - Posted on Forbes.com, contributed by Bruce Booth How to Find a Job in Biotech and Resume...developed during graduate school and turn it into a biotech company. Transitioning an idea from academia to...Sample6 is an enrichment-free bacterial pathogen detection system that uses synthetic biology to target and...concepts to engineer bacteriophages and use those to detect unwanted bacteria. How did graduate school help...a succesful entrepreneur? As a co-founder of a biotech startup, Mike explained, his career transitioned... the best product-market fit for this set of technologies, effectively communicating the advantages embodied...
  22. FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution

    Type
    Blog Post
    Published
    Oct. 17, 2019, 12:28 p.m.
    ...the limited technologies available. Over the past few years, however, remarkable technological advances ...revolution in modern neuroscience, an era in which technologies like FLEx and optogenetics meet, allowing scientists...mammalian neurons and alter synaptic events: a new technology was born, and the term “optogenetics” was coined...fused to a reporter gene (e.g., mCherry) to easily detect opsin-expressing cells. The resulting fusion gene... functional topography of the neural circuit architecture of the brain regions associated with motivated... able to distribute materials containing FLEx technology. Read the genOway press release for more information...Deisseroth, Karl, et al. "Next-generation optical technologies for illuminating genetically targeted brain ...
  23. Hot Plasmids December 2018 - C. elegans RNAi, TurboID, Detecting Viral Outbreaks, and Protein Binding Specificity Tools

    Type
    Blog Post
    Published
    Dec. 6, 2018, 1:34 p.m.
    ...Branon et al. Nat Biotechnol. 2018 PubMed PMID: 30125270. Changing the way we detect viral outbreaks ...often escape detection. The Alexander Green lab found a solution: a low-cost, cell-free detection assay that...isothermally, and detected through a toehold switch, an RNA sensor that can be used to detect the presence ...toehold switches to detect Zika virus (available at Addgene). The plasmids for detecting norovirus will be... have now applied the same directed evolution technique to the biotin ligase from which BioID was derived... and BioID. In the Ting Lab’s recent Nature Biotechnology paper, they describe TurboID and miniTurbo, ...contributed by Izzy Mueller  Listen to the viral detection podcast segment As the primary cause for both...
  24. Sequencing Options for CRISPR Genotyping

    Type
    Blog Post
    Published
    Oct. 4, 2016, 2:30 p.m.
    ...They also have a limit of detection of ~5%. This means they do not reliably detect editing events that occur...primary methods of off-target detection: biased and unbiased. Biased techniques only sequence certain sites...: Biased Genotyping Options Technique Sequence Information Detection Limit Advantages Disadvantages...highly sensitive with detection levels as low as .01% (Hendel et al. 2015). Low detection rates mean the investigator...off-target mutations if they remain undetected using these techniques. Frequencies of off-target mutations...have a minimum detection limit of 0.1% (Tsai et al. 2015). This contrasts with detection frequencies of... Table 2: Unbiased Genotyping Options Technique Detection Limit Application Advantages Disadvantages...
  25. RANbodies: Reporter Nanobody Fusions

    Type
    Blog Post
    Published
    April 10, 2018, 12:56 p.m.
    ... for detection RANbody is detected enzymatically with HRP substrate More sensitive than detecting antigen...require a secondary antibody for detection. Instead they are detected with tyramide signal amplification...and is useful for detecting GFP. Spaghetti Monster tagged RANbodies can be detected either with a labeled...sensitive than HRP RANbody detection, it is approximately as sensitive as detecting the same antigen with ...RANbodies are easily detected with a labeled anti-chicken antibody. Chicken IgY RANbody detection is less sensitive...sensitive than HRP RANbody detection but approximately as sensitive as antigen detection with a standard primary... When detected with a labeled anti-HA or -MYC antibody, approximately as sensitive as detecting antigen...
  26. Mycoplasma Contamination: Where Does It Come From and How to Prevent It

    Type
    Blog Post
    Published
    Oct. 8, 2020, 1:15 p.m.
    ...different biotech companies which are enzyme-based mycoplasma detection kits. These kits detect mycoplasma...irreplaceable or highly expensive). Detecting mycoplasma contamination Detection of mycoplasma by naked eyes ...Another method used for mycoplasma detection is using PCR. In this technique, PCR primers specific to the 16s...cells that can detect the presence of mycoplasmas in the culture. Once these cells detect mycoplasmas, ...Assistant at MGMs Institute of Biosciences and Technology. If you are reading this article then you probably...through cross-contamination and due to poor lab techniques. These include reusing pipettes for multiple ...turbid nature, contamination is difficult to be detected in the serum that is most commonly used for every...
  27. Antibodies 101: ELISA (Enzyme-linked Immunosorbent Assay)

    Type
    Blog Post
    Published
    Aug. 24, 2021, 1:15 p.m.
    ...that require scientists to detect proteins in their samples. One technique that relies heavily on antibodies...Enzyme-linked Immunosorbent Assay. ELISA are used to detect proteins within a 96- or 384-well, flat-bottomed...bottom of the well), and then its concentration is detected through visualization of an enzymatic reaction...ELISAs, which differ in the way the antigen is detected. These are sandwich, competitive, direct, and ...available ELISA kits are for a sandwich ELISA. This technique works by first coating the wells of a flat bottomed...specific to the protein you are interested in detecting in your sample. When an ELISA kit is ordered, ... your protein of interest.  The next step is to detect the protein-antibody pair. In a sandwich ELISA,...
  28. The Golden Stopwatch Award: Recognizing Facilitators of Research

    Type
    Blog Post
    Published
    Sept. 5, 2019, 1:06 p.m.
    ...Addgene.org Addgene Help Center: Tech Transfer Technology Transfer Information Tech Transfer News: A Reintroduction...get an Addgene account for Tech Transfer Offices. They’re packed with tech transfer resources (summaries... question? Refer them to Addgene’s Tech Transfer Team: techtransfer@addgene.org Congratulations to the...stats and strategies with tech transfer offices. Drop us a line at techtransfer@addgene.org. Albert Einstein...’re trying to make MTA turnaround faster with technology transfer offices (TTOs). The latest of these ...deliver the very first ones in person by our own Tech Transfer Team! Why MTAs Matter Though they may seem... important—they guarantee certain rights and protections for depositor and requestor alike. That’s why...
Showing: 1 - 30 of 697 results