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We narrowed to 414 results for: pho;

Showing: 161 - 180 of 414 results
  1. Viral Production at Addgene

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    Blog Post
    ...preparations are subjected to polyacrylamide gel electrophoresis (PAGE) followed by silver staining or SYPRO...purified and non-purified AAV subjected to gel electrophoresis. Viral capsid proteins VP1, VP2, and VP3 are...transfection. PCR products are analyzed by gel electrophoresis to ensure the correct banding pattern and sizes...
  2. Neuronal labeling with Spaghetti Monster

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    Blog Post
    ... FP scaffolds with either intact or darkened chromophores. These probes are both intrinsically fluorescent...The issue with these FPs is that they are less photostable than GFP. In addition, antibody-based amplification...contrast, smFP tags can be recognized by distinct, fluorophore-labeled antibodies with very specific reactivities...
  3. Getting the Most from Your Lentiviral Transduction

    Type
    Blog Post
    ...that prefer a more economical mode of detection, Uphoff et. al. outline a do it yourself PCR-based approach...812-4. Pubmed PMID: 14579747. 3. Drexler, H.G., Uphoff, C.C. “Mycoplasma contamination of cell cultures...Cytotechnology 39.2 (2002). 75-90. Pubmed PMID: 19003295. 4. Uphoff, C.C., Drexler, H.G. “Detection of mycoplasma contaminations...
  4. Plasmids 101: E. coli Strains for Protein Expression

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    Blog Post
    ...multimer formation Δ(ara-leu)7697 ΔlacX74 ΔphoA PvuII phoR araD139 ahpC galE galK rpsL F′[lac+ lacIq ...not always achievable. Proteins which contain hydrophobic regions or multiple disulfide bonds may aggregate...
  5. Plasmids 101: The Promoter Region – Let's Go!

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    Blog Post
    ...General expression mRNA Mammalian promoter from phosphoglycerate kinase gene.  Constitutive  Widespread expression...yeast expression promoter from glyceraldehyde 3-phosphage dehydrogenase Constitutive  Very strong, also ...
  6. Fluorescent Proteins 101: GFP Fusion Proteins - Making the Right Connection

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    Blog Post
    ...protein characteristics such as the brightness, photostability, maturation time, and acid sensitivity of various...sensors for cAMP feature exceptional brightness, photostability and dynamic range: characterization of dedicated...PMC490022. Shaner, Nathan C., et al. "Improving the photostability of bright monomeric orange and red fluorescent...
  7. March for Science

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    Blog Post
    ...Stephanie Hays, a scientist with a passion for photosynthetic communities, microbial interactions, and science...Institutes of Health endanger scientists’ ability to uphold their side of the bargain and do the research required...University. She is a scientist with a passion for photosynthetic communities, microbial interactions, and science...
  8. Filming Science Videos in the Age of Social Distancing

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    Blog Post
    ...after I’ve left the room. Microphone: Lastly, I needed to figure out a microphone situation. Generally, I...rules) to some volunteers, who filmed with their phones. Test: I loved the end result, but it was clear...
  9. Delivery Methods for Generating iPSCs

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    Blog Post
    ...the RNAs from cellular defenses against ssRNA: phosphatase treatment, substituting cytidine with 5-methylcytidine...pluripotency, but they also take less time to complete. Morphology is a simple and fast to evaluate. iPSCs should...little cytoplasm. Positive staining for alkaline phosphatase, expression of embryonic proteins, and promoter...
  10. #DeckTheLab to Win a Tasty Winter Treat This Holiday Season

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    Blog Post
    ...festivities! Help us spread some cheer by snapping a photo of you and your labmates celebrating the holidays...Festivus— you name it, we want to see it.      All photos tagged with #DeckTheLab throughout the month of...
  11. Addgene's 20th Anniversary Party

    Type
    Blog Post
    ...party, we shared memories of Addgene's past. Framed photos and slideshows shared some of the moments we captured...over the years, including an album of Addgenie pet photos. The famous Addgene jacket, home to a questionable...
  12. Using AAV for Neuronal Tracing

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    Blog Post
    ...of application and aid in visualization of the morphology of individual neurons, including dendritic and...vivo, microinjection, pressure injection or iontophoresis (applying small electric currents via inserted... project but neurons were traced with AAV2. Two-Photon imaging was used to generate a 3D finemap of neurons...
  13. Purple Plants that Report Pollutants

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    Blog Post
    ...without (green) ligands they are designed to detect. Photo courtesy of Kristina DeYong, Donald Danforth Plant...from an aerial perspective — what you’d see in a photo of a field of crops taken from above. A trained ...
  14. Fluorescent Proteins 101: History of Fluorescent Proteins

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    Blog Post
    ...to isolate two proteins from the jellyfish’s photoorgans; the first, which he called aequorin, gives off...hunch paid off, and he was able to report new fluorophores like DsRed from Discosoma sp. and Katushka/mKate...
  15. Editor's Choice, September 2016

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    Blog Post
    ...and provides a brief rundown of Sean’s top five smartphone apps you can use in the lab. Whether you’re tired...Better Dyeing Through Chemistry & Small Molecule Fluorophores Addgene's Cancer Collection Pages Connect the...
  16. Tag Your Favorite Yeast Genes with Ease

    Type
    Blog Post
    ...of course—and start tagging! Yeast-optimized fluorophores for imaging Lee S, et al. (2013) PLoS ...requirements. Select from these yeast-optimized fluorophore tagging vectors for your single or multi-color...
Showing: 161 - 180 of 414 results