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We narrowed to 313 results for: epor

Showing: 21 - 40 of 313 results

  1. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    Published
    Nov. 19, 2015, 3:30 p.m.
    ... versions of this reporter to target the K9 (pcDNA3-K9 histone methylation reporter) and K27 (pcDNA3-K27...The K9 reporter uses the HP1 chromodomain to recognise lysine 9 methylation, while the K27 reporter uses... methylation in living cells. Essentially this reporter construct consists of one substrate (the histone-derived...-K27 histone methylation reporter) positions on histone H3, which are known to be involved in repression...methylation of these sites was controlled, the reporter consistently showed significantly different FRET...states. Thus, this system is a reliable tool in reporting methylation status of these sites. This new technology...Alice Y. Ting. "Genetically encoded fluorescent reporters of histone methylation in living cells." Journal...

  2. Hot Plasmids September 2018 - Optogenetics, RNA Localization, Fluorescent Protein, and Base-editing Tools

    Type
    Blog Post
    Published
    Sept. 18, 2018, 1:33 p.m.
    ...ACE) in real-time. The reporter constitutively expresses eGFP to indicate reporter abundance, and mCherry...and N177F mutations). Its excitation maximum is reported as 603 nm, while the emission maximum is 675 nm... ACE system: A versatile in vivo fluorescent reporter for rapid quantification of base-editing and Cas9...editing tools, the Reuben Harris lab has deposited a reporter plasmid that allows for rapid fluorescence-based... out a frame-shift mutation within the mCherry reporter. Quantification of editing efficiencies simply...containing rat APOBEC1. Finally, they show that the ACE reporter can also quantify Cas9 cleavage, thus exhibiting...editing activities. Click here to find the ACE reporter plasmid! Martin et al., Nucleic Acids Research...

  3. Hot Plasmids April 2018 - Protein Degradation, Nanoscopy, FIRE-Cas9, and Yeast Expression Tools

    Type
    Blog Post
    Published
    April 23, 2018, 2 p.m.
    ...random variation, or noise, in reporter expression. To do so, one places reporter expression under the control...expression of a reporter protein, it is possible to change the amount of noise in reporter gene expression...deliver the target antibody. TRIM-Away reagents and reporters are available from Addgene - we hope they will...lab has deposited plasmids encoding fluorescent reporters and other proteins controlled by GAL4 and ZIF268...progesterone controlled transcription factor as well as reporters specific to each transcription factor. They then... of estradiol and progesterone and showed that reporter expression is dependent only upon its cognate ...

  4. RNA Interference in Plant Biology: New Tools for an Old Favorite

    Type
    Blog Post
    Published
    Oct. 27, 2020, 1:15 p.m.
    ...fluorescent reporter, directly couple silencing of your gene target to silencing of the reporter. This is...fusing your gene target sequence to a fluorescent reporter sequence (discussed below). Examples of these ...contains a target sequence against the fluorescent reporter in an inverted repeat orientation. Therefore, ...sequence against your gene(s) of interest and the reporter. This approach greatly enhances experimental throughput... observable phenotypes quantified. Fluorescent reporter-based RNAi constructs have been designed and widely...processes to isolate RNAi plants. With a visual reporter of RNAi, phenotypes, such as morphological parameters...identified as undergoing RNAi through the fluorescent reporter and manually extracted. This process is tedious...

  5. Transferable Skills Guide: Managing a Team

    Type
    Blog Post
    Published
    Jan. 30, 2018, 2:42 p.m.
    ...unique skills and strengths (you will likely have reports with different levels of experience), find out ...tasks before I was a manager! Second, my direct report was not engaged because I only left him/her with...you’re delegating a recurring task to a seasoned report, there should be questions! Remember that delegating...itself is counter-productive. I always assume that reports want to succeed at work and providing feedback ...feedback is needed for that. In many cases reports are not aware of issues until you bring them up. I wouldn’...wouldn’t go as far as saying that your reports will be grateful for the feedback, but at least you can start...someone’s hard work and reward a job well done. Your report will (needs to) feel valued. Talk to your manager...

  6. Plasmids 101: Multicistronic Vectors

    Type
    Blog Post
    Published
    Sept. 9, 2014, 8:20 p.m.
    ...along with a reporter, such as a fluorescence gene or a resistance gene. These reporters allow you to ... using IRES elements. Further, scientists have reported lower expression of the downstream cistron due...eukaryotic cells, and, although some scientists report close to 100% cleavage with some of these peptides...that already has the multicistronic element and reporter cloned in. In these plasmids you would simply ... 2A element (depending on the placement of the reporter gene). Addgene's collection offers a variety of...multicistronic element(s), or you could replace one of the reporter genes above with your gene or genes of interest...equivalent levels upstream of an IRES fluorescent reporter for easy detection.5  Just released: Addgene's...

  7. Antibodies 101: Designing Your First Flow Panel

    Type
    Blog Post
    Published
    May 28, 2024, 1:45 p.m.
    ...combination with that reporter, you can infer its presence through detecting the reporter's fluorescence. Another...labeling proteins is to fuse them with a fluorescent reporter, such as GFP or mCherry, through genetic modification...combination of antibody-fluorophores, fluorescent reporters, and/or dye stains used in your flow cytometry...mentioned previously, you can also use fluorescent reporters, such as GFP, and fluorophore-conjugated antibodies...compare the excitation/emission spectra of your reporter with the ones from your fluorophore labels and...encodes for eGFP, which serves as a transduction reporter. Note that eGFP is not fused to CD45, but is separately...for having a separately expressed transduction reporter is that not every transduced cell will necessarily...

  8. AAV Titers: Where Do They Come From And What Do They Mean?

    Type
    Blog Post
    Published
    Nov. 15, 2017, 3 p.m.
    ... people usually report? Addgene and other viral vector manufacturing facilities report the physical titer...cell transduction assays. Wild-type AAV2 has been reported to have a near-perfect physical-to-infectious ... However, for recombinant AAV2, the same study reported a physical-to-infectious particle ratio of 50:...(“full”) (Zeltner et al., 2010), while another reported that only 20% of recombinant AAV2 particles were...vector preparation protocol, and we are pleased to report that over 95% of viral capsids in representative...AAV aliquots. Our titer values (circled in red) report physical titer, which is measured by qPCR. ...nonsense to publication quality data." Scientific Reports 7 (2017). PubMed PMID: 28546538. PubMed Central...

  9. 22 Hot Plasmid Technologies from 2014

    Type
    Blog Post
    Published
    Jan. 6, 2015, 5:21 p.m.
    ...mutagenesis libraries or to insert heterologous genes, reporters, or other markers into a target genome. They did...Rep 2014 Jun 27;4:5469. MitoTimer plasmids to report mitochondrial turnover Mitochondrial health...Gottlieb’s lab has used an inducible MitoTimer reporter using a Tet-on system (pTRE-Tight-MitoTimer) to... to show its usefulness in cell culture to report changes in mitochondrial turnover and transport. pMitoTimer... Yan’s lab, which is constitutively expressed, reports on the balance of biogenesis and mitochondrial ...channelrhodopsins. CnChR1, nicknamed Chrimson, is the first reported yellow-peaked channelrhodopsin with a spectral... original APEX (enhanced ascorbate peroxidase) reporter from Alice Ting’s lab has enabled progress on ...

  10. Quick Guide to Near-Infrared Fluorescent Proteins

    Type
    Blog Post
    Published
    Oct. 5, 2021, 1:15 p.m.
    ...molecular brightness (Table 1).  NIR reporters and biosensors NIR reporters can tell us about cellular events...higher apparent cellular brightness than previously reported widely used dimeric iRFPs (Table 1). In general...protein-protein interactions, we recommend using NIR split reporters based on miRFPs (Shcherbakova et al., 2016), since...fluorescence of co-transfected EGFP. e Originally reported as a monomer16, IFP2.0 was later found to be a...E., Sivanesan, D. & Michnick, S.W. An infrared reporter to detect spatiotemporal dynamics of protein-protein...Filonov, G.S. & Verkhusha, V.V. A near-infrared BiFC reporter for in vivo imaging of protein-protein interactions...evolution approach applied to fluorescent voltage reporters. Nat Chem Biol 14, 352-360 (2018). Yu, D. et al...

  11. Fluorescent Proteins 101: Luciferases

    Type
    Blog Post
    Published
    July 22, 2025, 1:15 p.m.
    ...luciferases, which have become common genetic reporters and alternatives to fluorescent proteins. ...Created with BioRender.com. Bioluminescent reporters require a chemical substrate (and sometimes cofactors...signal sensitivity. Another advantage: luciferase reporters aren’t susceptible to photobleaching — they’ll...firefly luciferase was the first bioluminescent reporter to be cloned and remains popular, other luciferases... for plasmids expressing luciferase Luciferase reporter assays for monitoring gene regulation Since firefly...approach has even been used in biosensors where BRET reports on the change in conformation of a single protein...expression vectors, and literally thousands of reporter constructs with a gene of interest already inserted...

  12. Teaching an Old DOG New Tricks: Controlling Protein Activity with GFP

    Type
    Blog Post
    Published
    Nov. 24, 2015, 3:30 p.m.
    ...a UAS-driven luciferase reporter construct. In the absence of GFP, no reporter output was observed in ... and a reporter construct into the mouse retina. GFP expression robustly activated the reporter gene TdTomato...and Cre-DOG, respectively, repurpose popular GFP reporter lines for more sophisticated experimental manipulations...GFP. They then tested T-DDOGs with two mouse GFP reporter lines; again, TdTomato was seen only in cells ...tested in retinal electroporation studies, DsRed reporter expression was induced in ~76% of GFP+ cells, ...

  13. Newly Updated AAV Data Hub!

    Type
    Blog Post
    Published
    Feb. 7, 2023, 2:15 p.m.
    ...searching the Data Hub's curated collection of reports (which you can filter by serotype, species, or ... significant time and money. For instance, this report shows that anterograde, monosynaptic connections...our AAV Data Hub Challenge recording to see two reports presented by the submitting scientists, learn more...replicates of your experiment* Functional data, if the report describes a functional vector such as a channelrhodopsin...injection site as well as the target region, if the report describes a retrograde serotype An abstract that...experiment clearly and concisely* *required for a DOI. Reports that meet our minimum standards (* above) will ...

  14. Making Career Development an Integral Part of the Science Training System

    Type
    Blog Post
    Published
    Feb. 25, 2021, 2:15 p.m.
    ...Career Development; a Stakeholder Workshop Report.” The report enabled the development of priorities for...Development Hub Workshop Attendees and their 2021 report. Image from pd|hub.   To begin to tackle these...the findings were captured in this just released report “Enhancing Dissemination of Evidence-Based Models...programs.  Please join us for the pd|hub Workshop Report Public Release Event scheduled for March 4th from...2:30-4:00 pm ET.  You can learn more about the report's recommendations and join with us to discuss and...

  15. Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System

    Type
    Blog Post
    Published
    June 4, 2019, 1:02 p.m.
    ... the TIMER growth rate bioreporter. During protein maturation, the bioreporter spontaneously changes from..., Bernach plans to use a suite of fluorescent reporters. Bacteria containing unstable fluorescent proteins...artificial leaf, Bernach will use the CUSPER bioreporter such that fluorescent proteins expression is ...colonizer, labelled with a constitutively fluorescent reporter can also be used to track how one population responds...using TIMER and an unstable fluorescent protein reporter under the control of promoters that control cell...

  16. Dos & Don'ts When Publishing a Scientific Manuscript

    Type
    Blog Post
    Published
    May 22, 2014, 4:02 p.m.
    ...scientific communities. The ARRIVE guidelines for the reporting of laboratory animals during in vivo research ...research and the CARE guidelines for case reports are two sets of guidelines frequently used by editors. Providing...s name and affiliations, and the entire referee report are permanently attached to the published article...and readers are able to comment on the referee reports. If the reviewers suggest that the manuscript requires...article, while the first version and the referee reports remain available online. Open-peer reviewing is...and effort) and the scientific community, as the reports can be very informative as to how a paper is received...

  17. CRISPR 101: Mammalian Expression Systems and Delivery Methods

    Type
    Blog Post
    Published
    Sept. 24, 2015, 2:30 p.m.
    ...in genome target sequence into EGFP reporter. Target DNA reporter system: Can evaluate component delivery...mutation? Do you want to create a fusion with a reporter protein such as GFP? All of these outcomes can...promoter is typically used for gRNA. May contain reporter gene (e.g. GFP) to identify and enrich positive...vector or separate transfer vectors. May contain reporter gene (e.g. GFP) to identify and enrich positive...published as CRISPR testing tools: Traffic Light Reporter System: Can evaluate lentiviral component delivery...

  18. Technical Design of a Western Blot

    Type
    Blog Post
    Published
    Aug. 22, 2024, 1:15 p.m.
    ...primary antibody required. Reporters There are two main classes of reporters: chemiluminescence enzymes...you need a specific conjugate, and changing your reporter molecule requires either re-conjugating or re-...-purchasing your primary antibody with the new reporter. Finally, each new conjugate will have to be tested...film is only compatible with chemiluminescence reporters and requires access to a darkroom and a developer... time; higher background Chemiluminescence reporter Smaller dynamic range; no multiplexing Protein-based... time; higher background Chemiluminescence reporter Smaller dynamic range; no multiplexing Wet...

  19. Deep Dive: qPCR

    Type
    Blog Post
    Published
    Sept. 29, 2022, 1:15 p.m.
    ...step. Scorpion chemistry in particular has been reported to work well in the Lightcycler while being relatively...Yes Agarose gel Sunrise primers   Low Reporter and quencher on hairpin structure included in ...much as sixfold variation in expression levels reported (Biassoni, 2014), so you’ll want to ensure that...conceptualize. Just remember to switch them back before reporting the data!   Statistical analysis  Getting...frown upon statistical laxness in all its forms. Reporting your data  Once you’ve done the work to produce...(Bustin, 2009) to ensure you’re recording and reporting the right information so others can reproduce ...

  20. Viral Vectors 101: AAV Serotypes and Tissue Tropism

    Type
    Blog Post
    Published
    Jan. 16, 2025, 2:15 p.m.
    ... targeting astroglia. It has additionally been reported to have tropism for liver, vascular endothelial... muscle inflammation and degeneration has been reported (Muraine et al., 2020). AAV8 AAV8 has high transduction... the CNS (Han et al., 2023), and has also been reported to have tropism for liver and kidney cells (Issa...Use Addgene’s AAV Data Hub to find experimental reports on commonly used vector cargo designs and administration...cells utilizing various AAV serotypes. Scientific Reports, 15(1), 20927. https://doi.org/10.1038/s41598-025...
Showing: 21 - 40 of 313 results