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We narrowed to 215 results for: transfer

Showing: 21 - 40 of 215 results
  1. Fluorescent Proteins 101: Introduction to FRET

    Type
    Blog Post
    Published
    June 27, 2017, 1:03 p.m.
    ...this FRET you speak of? Förster Resonance Energy Transfer (FRET) was originally described by Theodor Förster...alternative acronym Fluorescence Resonance Energy Transfer. Unlike the typical excitation and emission of...excited fluorophore, FRET involves a non-radiative transfer of energy (i.e. no emitted photons) from the excited...excitation by absorption of a photon 2. Energy transfer from the excited donor directly to the acceptor...the acceptor fluorophore. Otherwise the energy transferred from the donor will not be able to excite the...other and be oriented appropriately for energy transfer via dipole-dipole interaction. The efficiency ...al. "Quantification of Förster resonance energy transfer by monitoring sensitized emission in living plant...
  2. Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection

    Type
    Blog Post
    Published
    June 25, 2019, 12:54 p.m.
    ...created phages. Transfer of this DNA to another cell is referred to as transduction. Transferred DNA once inside...donor can transfer genetic material to the recipient bacterium. The genetic material transferred is commonly...Horizontal gene transfer (HGT) is the movement of genetic material between organisms. It plays a key ...was the first extensively studied method of gene transfer and was discovered in 1946 by Joshua Lederberg...2000). During conjugation, genetic material is transferred from a donor bacterium to a recipient bacterium...
  3. Tips for a 1st time AAV user (by a Rookie AAV user)

    Type
    Blog Post
    Published
    Oct. 23, 2018, 11:49 a.m.
    ...help mediate AAV viral replication; and 3) the transfer plasmid which encodes a transgene of interest ...more details. Pro tips I’m not going to lie, AAV transfer plasmids are kind of a pain to work with. These...structures that are prone to deletion from the transfer plasmid. The good news is there’s a few simple...to grow multiple bacterial cultures of your AAV transfer plasmid at 30 °C instead of 37 °C and then screen...restriction sites). Another way is to transform AAV transfer plasmids into bacterial strains, like NEB Stable...time and money, I like to miniprep 5 mL of my AAV transfer plasmid cultures and then screen with SmaI digests...higher number of viral particles for efficient gene transfer. I figure it’s better to have a bit extra AAV ...
  4. PEI Calculator for Planning AAV Packaging Transfections

    Type
    Blog Post
    Published
    Jan. 23, 2018, 2:04 p.m.
    ...use the ratios below: 1 Transfer Plasmid : 1 pHelper: 1 RepCap OR 3 Transfer Plasmid : 5 pHelper: 2 RepCap...Calculations are based on using 28 μg of total plasmid (Transfer, helper, and RepCap added together) per 15 cm ...Resources on Addgene.org Find AAV Packaging and Transfer Plasmids Here New to Making AAV? Check out Addgene...
  5. Transferable Skills Guide: Career Planning Resources

    Type
    Blog Post
    Published
    Nov. 14, 2017, 2 p.m.
    ...that they lack formal training in a variety of transferable skills. At Addgene we've set out to fill this... highlighting that researchers do learn MANY transferable skills while working in the lab and by offering...
  6. Developing Transferable Skills During Science Training

    Type
    Blog Post
    Published
    June 3, 2014, 2:14 p.m.
    ... in a nonacademic direction, there are many “transferable” skills you have developed in addition to learning...your favor? Look for opportunities to practice transferable skills in ways that will also enhance your science... concrete things you can do to develop those transferable skills while you are also learning to be an ... transferable skills...
  7. Plasmids 101: The Wide World of Natural Plasmids

    Type
    Blog Post
    Published
    Oct. 8, 2024, 1:15 p.m.
    ...through horizontal (or “lateral”) gene transfer. Horizontal gene transfer can occur naturally through transformation...infection by bacteriophages), or conjugation (direct transfer from one cell to another). Bacteria need special... evidence that lightning can also promote gene transfer in soil bacteria! (Demanèche et al., 2001) Beneficial...humans only noticed last century! Nevertheless, the transfer of plasmids carrying these genes between bacteria...bridge” of cytoplasm that allows a donor cell to transfer genetic material to a recipient through direct...Laboratory-scale evidence for lightning-mediated gene transfer in soil. Applied and Environmental Microbiology...
  8. pSiM24: Simplifying Plant Genetic Engineering

    Type
    Blog Post
    Published
    Sept. 29, 2015, 2:30 p.m.
    ...tumor-inducing” or Ti plasmid, which allows it to transfer genetic material into the host plant genome. Scientists...Scientists have worked to optimize this system for gene transfer, studying the stability of modified Ti plasmids...borders specify the region of DNA that will be transferred to the plant, similar to viral vectors’ terminal...proportional to size, and many plant scientists want to transfer large genes, smaller binary vectors with a larger..., respectively, making it ideal for large gene transfer. The M24 promoter provides constitutive, high-...
  9. Viral Vectors 101: Gamma-Retroviral Packaging Systems

    Type
    Blog Post
    Published
    Aug. 6, 2024, 1:15 p.m.
    ...following components are needed: γ-Retroviral transfer plasmid encoding a transgene, sgRNA, or shRNA ...sequences, which facilitate integration of the transfer plasmid sequences into the host genome. Typically... the host genome upon viral transduction. Most transfer plasmids available from Addgene were derived from...components described above (envelope, packaging, and transfer) are supplied by three types of plasmids, which...packaging and transduction are not encoded by the transfer plasmid, but instead are provided in trans by ...Reverse Transcriptase and Integrase components. Transfer cPPT Central polypurine tract; recognition...
  10. Hot Plasmids: Fall 2025

    Type
    Blog Post
    Published
    Nov. 11, 2025, 2:14 p.m.
    ...required, through mitochondrial transfer. In the two decades since this transfer was first proposed, researchers... astrocytes Nerve-to-cancer cell mitochondrial transfer tracker Red calcium indicators PinkyCaMP and FRCaMPi...better or for worse. To better understand this transfer, the Simon Grelet Lab developed MitoTRACER, a ... cancer and melanoma models, showing that this transfer increases the metabolic and metastatic capacity...2023). The power and potential of mitochondria transfer. Nature, 623(7986), 283–291. https://doi.org/10.1038...-z Hoover, G., et al. (2025). Nerve-to-cancer transfer of mitochondria during cancer metastasis. Nature...-8 Spees, J. L., et al. (2006). Mitochondrial transfer between cells can rescue aerobic respiration. ...
  11. Tips for Using FRET in Your Experiments

    Type
    Blog Post
    Published
    Nov. 5, 2014, 3:41 p.m.
    ...Bioluminescence Resonance Energy Transfer CRET= Chemiluminescence Resonance Energy Transfer    Interesting Articles...FRET, aka Fluorescence (Förster) Resonance Energy Transfer, technique which allows the detection of molecules...distance-dependent physical process by which energy is transferred non-radiatively from an excited molecular fluorophore...higher than the signal generated by the energy transfer. On the contrary, if you choose a pair that are...cross-talk but you also don’t have any resonance transfer. You have to find a balance between FRET efficiency...RB, Periasamy A. Fluorescence resonance energy transfer (FRET) microscopy imaging of live cell protein...
  12. Overcoming the Challenges of Lentiviral Production

    Type
    Blog Post
    Published
    Aug. 7, 2018, 12:31 p.m.
    ...containing structural genes and a transfer plasmid carrying the transfer gene. By dividing the viral elements...recommended that you try a few different ratios of transfer, envelope, and packaging plasmids in order to ...encoding the structural elements, envelope, and transfer gene are transfected into a packaging cell line...titer. Importantly, optimized conditions for one transfer plasmid are not always the best for others. For...approach at 48 and 72h produces high titer virus for transfer plasmids with small inserts (such as CRISPR guides...
  13. Viral Vectors 101: Parts of the AAV Packaging Plasmid

    Type
    Blog Post
    Published
    Dec. 3, 2020, 2:15 p.m.
    ...proteins needed for the virus to replicate,  and the transfer plasmid which contains the viral genome. In today...Replication initiates from the AAV genome ITRs on the transfer plasmid, which contain regions of dsDNA. To generate...out this blog post to learn more about the AAV transfer plasmid! References: Naso MF, Tomkowicz B, ...was engineered Learn about the parts of the AAV transfer plasmid  Resources on Addgene.org Learn about...
  14. Spurred by COVID-19, Addgene Bridges Plasmid Sharing Between Academia and Industry

    Type
    Blog Post
    Published
    June 23, 2020, 1:15 p.m.
    ...worked closely with the legal partners and Tech Transfer Offices at universities to make COVID-19 research-related...United States, and many universities and Technology Transfer Offices were, at least, temporarily closing, these...scientists, we’ve worked with many scientists, tech transfer offices, research foundations, and funding initiatives...conversation with you and your technology transfer office to discuss the possibilities for expanded sharing. ...them available to industry, please reach out at techtransfer@addgene.org and we will initiate a conversation...
  15. Fluorescent Proteins 101: Luciferases

    Type
    Blog Post
    Published
    July 22, 2025, 1:15 p.m.
    ...luminescent) worlds Forster Resonance Energy Transfer (FRET) is the transfer of energy from an excited donor fluorophore...Resonance Energy Transfer (BRET) works the same way, except that energy is transferred from a luminescence... fluorescent protein close enough, energy is transferred by BRET and the fluorescent protein emits light...
  16. Lab to Office Culture Shock

    Type
    Blog Post
    Published
    Feb. 5, 2019, 1:04 p.m.
    ...opportunity to discover and evolve your transferable skills. Transferable skills are the non-technical skills...formulate hypotheses and conduct experiments. You transfer liquids between tubes, look through microscopes...production, I didn’t really start to recognize my transferable (or “soft”) skills until I was out of the lab...lab to think about these--get started with our Transferable Skills Guide.     Over the last decade, my... blog Visit our careers topic page Read our transferable skills guide Read blog posts about career readiness...
  17. Viral Production at Addgene

    Type
    Blog Post
    Published
    Oct. 24, 2023, 1:15 p.m.
    ...Vector Core. Transfections are performed using the transfer plasmid, a plasmid encoding rep and serotype-specific...taken offline and discarded. Confirmation of the transfer plasmid Addgene uses a rigorous barcode matching...preparation undergoes PCR with primers targeting the transfer plasmid used in the transfection. PCR products... matching system and PCR-based confirmation of transfer plasmids used in Addgene’s viral production. Barcoding...After production, we confirm the identity of the transfer plasmid in the viral preparation by performing...performing PCR against unique regions of the transfer plasmid.   Lentivirus resources Browse lentiviral preps...
  18. Understanding GPCR Signaling Using TRUPATH

    Type
    Blog Post
    Published
    Dec. 14, 2020, 2:15 p.m.
    ...Resonance Energy Transfer (BRET). BRET is similar to Förster Resonance Energy Transfer (FRET), in which...fluorophore. The difference for BRET is that the energy transfer is between a luminescent donor and a fluorescent...dissociation by bioluminescence resonance energy transfer 2, or BRET2. With binding of the drug, the alpha...
  19. Resume Writing for Non-academic Science Careers

    Type
    Blog Post
    Published
    Dec. 18, 2014, 4:06 p.m.
    ...Wondering how you can develop more transferable skills? See Developing Transferable Skills During Science Training...advantage over other candidates. Write about your transferable skills Some of the skills you developed might...have presented in some public lectures? These transferable skills could be meaningful for your potential...
Showing: 21 - 40 of 215 results