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We narrowed to 842 results for: Eras

Showing: 491 - 500 of 842 results
  1. History of CRISPR Cas - A tale of survival and evolution

    Type
    Blog Post
    Published
    Nov. 25, 2013, 10:12 p.m.
    ... concept that these clustered repeat sequences operated as a safeguard against bacteriophages did not ... bacterial genome. Cas genes, which code for polymerases, nucleases, and helicases, were also disrupted...proteins then express and process the CRISPR loci to generate RNA, which guide a Cas nuclease to the specified...learned to circumvent the CRISPR/Cas defense by generating a single point mutation in the PAM sequence, ...
  2. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    Published
    Dec. 13, 2018, 1:14 p.m.
    ...study which can be accessed here at bioRxiv. AAV2 interacts with the packaging cell's cell membrane When packaging...blocked following sucrose treatment. Moreover, several reports have shown that cells treated with sucrose...    Despite observing a positive effect on our overall yield, we were unable to demonstrate that these...-associated virus manufacturing." Human gene therapy21.10 (2010): 1251-1257. PMID: 20649475. PubMed Central...
  3. What Do I Do Now? Academic v. Non-Academic Career Decisions

    Type
    Blog Post
    Published
    March 9, 2017, 3:40 p.m.
    ...publications—the pressure to produce is the same You get to interact with scientists just like you What is different...structures are common Small integrated teams, little hierarchy Real diversity and acceptance can be an issue...requirements for hiring more common Likelier to hire on general talent and not specific skills <- Can move between...where you want to go will help you focus on the transferable skills that you will need to get there. Additional...
  4. Prime Editing: Adding Precision and Flexibility to CRISPR Editing

    Type
    Blog Post
    Published
    Jan. 13, 2025, 9:49 p.m.
    ...developed in David Liu’s lab in 2019, has added considerably more precision and flexibility to the CRISPR... repair favoring the edited strand. The first iteration of prime editor simply fused the wild-type Moloney...pairs for prime editing. Since PAM sites occur on average every ~8 base pairs on either DNA strand, many ...by double strand breaks has been widely used to generate precise changes. However, the efficiency of Cas9...system PE2, which had prime editing efficiencies on average 2.3- to 5.1-fold (though up to 45-fold) higher ...
  5. Antibody Validation for Flow Cytometry

    Type
    Blog Post
    Published
    Sept. 10, 2024, 1:15 p.m.
    ...cell survival or proliferation, an additional challenge is that only partial or ephemeral knockdown will...from the manufacturer and/or in the published literature. Note that the antibody being published doesn... used in combination with other approaches. If several cell lines express the target at different levels...contains information about the labeling pattern of several cell lines using these two antibodies. This is ...
  6. Visualizing Genomic Loci with CRISPR-Sirius

    Type
    Blog Post
    Published
    April 18, 2019, 12:53 p.m.
    ...visualizing genomic loci in living cells. Previous iterations of genomic loci visualization tools using CRISPR...PP7, or boxB sequences inserted into the sgRNA generates blue, green, or red colors for labeling. A combination... PP7, or boxB sequences in the same sgRNA will generate additional colors. Image from Ma et al., 2016 ... tetraloop and went through subsequent design iterations to increase stability and minimize misfolding...
  7. Unique and persistent IDs for improved reproducibility: Addgene now supports RRIDs and compact identifiers for all plasmids

    Type
    Blog Post
    Published
    Nov. 20, 2018, 8:17 p.m.
    ...plasmid: name, description, how the plasmid was generated, validated sequence information, and more. The...persistent identification of research reagents, several journals or organizations now recommend or require...authors to use specific PID formats. For example, several journals like eLife, Nature, and Cell use  Research...copy and paste the text attributing the PI who generated the plasmid, followed by the PID(s) of your choice...
  8. Photosensitizer Induced Cell Ablation with FAP-TAP MG-2I-dL5**

    Type
    Blog Post
    Published
    Sept. 19, 2017, 1:20 p.m.
    ...residues. Compared to MG, MG-2I has increased ROS generation when bound by the dL5** FAP.  The iodine-modifications...cells.  He et al also show that MG-2I-dL5** only generates small amounts of non-specific ROS when exposed... red fluorescent photosensitizer protein that generates ROS when illuminated with green light. They found...inactivation/cell ablation while having limited collateral damage to bystander cells. Are you ready to use...
  9. Fluorescent Protein Travel Awards - FLiPs and Fluorescent Protein Biosensors

    Type
    Blog Post
    Published
    July 27, 2017, 1:11 p.m.
    ...expression, localization, and protein-protein interactions. Beyond these common applications, researchers...when exposed to ultraviolet light. To do so, she generated fusion proteins in which Dronpa domains flanked...Proteins, or FLiPs.  Xin later optimized these first generation FLiPs by mutating Dronpa to lower its aggregation... upon exposure to ultraviolet light. Previous iterations of FLiPs only used N- and C-terminal dronpa fusions...
  10. Plasmids 101: Gram Negative and Positive Bacteria

    Type
    Blog Post
    Published
    Aug. 2, 2022, 1:15 p.m.
    ...behind Gram’s crystal violet stain and the ion interactions that cause the stain retention in gram positive...When the negatively charged iodine is added, it interacts with the CV+, creating a complex within the peptidoglycan...trapping the large dye complex created by the interaction of CV+ and I- in the thick multilayered membrane...can be used in medical settings to determine the general type of bacteria present in an infection. This ...
Showing: 491 - 500 of 842 results