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Showing: 381 - 400 of 645 results

  1. New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor

    Type
    Blog Post
    Published
    April 7, 2022, 1:15 p.m.
    ...generations of iGluSnFR had limitations: they were not optimal for experiments requiring high signal to noise ...fusion to the PDGFR transmembrane domain in the mammalian expression pMinDisplay vector. GPI contains a ...

  2. Revamp Your Lab Meetings With Creative Virtual Collaboration

    Type
    Blog Post
    Published
    Feb. 9, 2021, 2:15 p.m.
    ...aside Breakout Rooms to divide the audience into small sessions and do a quick break to chat. This can ... but can also be used to brainstorm on data in smaller groups, where for instance the presence of the ...

  3. New and Upcoming Viral Vectors - September 2019

    Type
    Blog Post
    Published
    Sept. 12, 2019, 1 p.m.
    ...recently released our serotype testing AAV, which are small (20 ul) samples of EGFP-expressing AAV packaged ...resting fluorescence and can be used for imaging small neuronal processes (dendrites and axons). jGCaMP7c...

  4. Pushing the Limits of DNA Assembly

    Type
    Blog Post
    Published
    Sept. 6, 2017, 1:01 p.m.
    ... Assembly method from New England Biolabs® has minimal upfront requirements and allows you to expediently...generation, green chemistry and understanding the minimal genome. Many of these techniques require more complex...

  5. Optimizing Donor DNA for Enhanced CRISPR Genome Editing

    Type
    Blog Post
    Published
    March 24, 2016, 2:30 p.m.
    ...PAM-distal side of the break and 91bp on the PAM-proximal side, consistently supported higher frequencies...attained without any of the error-prone repair that normally accompanies Cas9 cutting. We still don’t know ...

  6. Components of CRISPR/Cas9

    Type
    Blog Post
    Published
    Feb. 2, 2016, 5 p.m.
    ...or closely related Cpf1) to cut the genome and a small RNA (gRNA) to guide this nuclease to a user-defined...used for CRISPR-mediated genome editing, these two small RNAs have been condensed into one RNA sequence known...

  8. Top Requested Lentivirus and AAV of 2016

    Type
    Blog Post
    Published
    Jan. 6, 2017, 3:56 p.m.
    ... attain cell-specific expression in transgenic animals, where cre expression is restricted to a particular... which can then be exclusively activated by the small molecule clozapine N-oxide (CNO) (Krashes et al....

  9. Plasmids 101: Inducible Promoters

    Type
    Blog Post
    Published
    Jan. 18, 2018, 2:34 p.m.
    ...reverse tetracycline-controlled transactivator) is normally inactive and cannot bind the tetracycline response...Similarly, the various eukaryotic cell types (mammalian, yeast, plants, etc.) require unique promoters...

  10. Fluorescent CRISPR Reporters: SRIRACCHA and GEmCherry2

    Type
    Blog Post
    Published
    May 26, 2020, 1:15 p.m.
    ...H2B (histone)-GFP reporter into the genome of mammalian cells.  Figure 1: The SRIRACCHA reporter...create GEmCherry2. The Denham lab made several other small changes creating 2 other versions but these did ...

  11. Plasmids 101: Methylation and Restriction Enzymes

    Type
    Blog Post
    Published
    June 30, 2016, 2:30 p.m.
    ... replication, repairing mismatched basepairs or small indels that occur during DNA synthesis, and protomoting...preceded by GA or followed by TC) would be cut as normal. If not taken into account, this blocked site could...

  12. REPLACR Mutagenesis: Replacing In Vitro Recombination Methods

    Type
    Blog Post
    Published
    Feb. 10, 2016, 3:30 p.m.
    ... While commercial kits are available for making small point mutations, large deletions/insertions require...have some homology to each other; ~17 bases is optimal. After being treated with DpnI to digest away the...

  13. How to Make Friends and Meet People at a Scientific Conference

    Type
    Blog Post
    Published
    Aug. 7, 2014, 1:58 p.m.
    ...meeting new people. At large conferences, look for smaller events or meet-ups to connect with others more ...group sessions that match your interests. I favor small conferences where the attendees stay onsite and ...

  14. Transferable Skills Guide: Public Speaking

    Type
    Blog Post
    Published
    April 20, 2023, 4 p.m.
    ...problem is, when it happens to other people, it’s normal and quickly forgotten, and when it happens to you...noises were just last week!  Nerves It’s completely normal to be anxious, nervous, and/or apprehensive. I ...

  15. Antibodies 101: Fab Fragments

    Type
    Blog Post
    Published
    Sept. 5, 2024, 1:15 p.m.
    ...resulting in two independent Fab fragments with small tails of the hinge region. Size: ~55 kDa.  Fab -...handful of advantages over full antibodies. Their smaller size allows them to get into samples more efficiently...

  16. Plasmid Tools for Microbiome Studies

    Type
    Blog Post
    Published
    June 27, 2019, 12:25 p.m.
    ... possibly because in vitro conditions did not optimally support growth of diverse species. These results...Carlotta, et al. "Metagenomic engineering of the mammalian gut microbiome in situ." Nature methods 16.2 (...

  18. Addgene's Tips for Plasmid Quality Control

    Type
    Blog Post
    Published
    Jan. 14, 2016, 3:30 p.m.
    ...becoming available to the community. This is no small task, however, at a repository that consistently...supplements), suggested sequencing primers, or mammalian selection markers. You don’t need a fancy database...

  20. Plasmids 101: Cre-lox

    Type
    Blog Post
    Published
    Jan. 13, 2015, 3:47 p.m.
    ...specific, targeted DNA modifications in transgenic animals, embryonic stem cells, and/or tissue-specific cell...6276558. 2. Site-specific DNA recombination in mammalian cells by the Cre recombinase of bacteriophage ...
Showing: 381 - 400 of 645 results