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Showing: 201 - 220 of 597 results
  1. Hot Plasmids: Winter 2025

    Type
    Blog Post
    Published
    March 11, 2025, 1:15 p.m.
    ...for dicots. NC: nucleocapsid RNA chaperone, RT: reverse transcriptase. Right: T1 tomato plants that inherited...genetically-encoded voltage indicator (GEVI) than previous versions. ASAP5 can be imaged using one- or two-photon...across many cell types in varying conditions, revealing context-dependent responses and molecular patterns...
  2. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ...editor (typically a Cas9 H840A nickase fused to a reverse transcriptase) together with a prime editing guide...sequence containing a primer binding site and a reverse transcription template (RTT). The design of the...and highly versatile genome manipulation. Nature Reviews Genetics, 24(3), Article 3. https://doi.org/10.1038...
  3. Plasmids 101: Optimizing Plasmid Yields

    Type
    Blog Post
    Published
    May 26, 2016, 2:30 p.m.
    ...is suitable for your application. We have previously reviewed many common lab E. coli strains on the blog...optimal growth, as insufficient gas exchange will prevent your cultures from reaching the desired density...
  4. PITChing MMEJ as an Alternative Route for Gene Editing

    Type
    Blog Post
    Published
    Feb. 23, 2016, 3:30 p.m.
    ... to repair DNA. The DNA ends are chewed back to reveal homology, allowing the strands to anneal. DNA synthesis...Using MMEJ for gene knock-in Building on the lab’s previous work, Sakuma et al. describe a detailed protocol... using much shorter sequence homologies. Abbreviated protocol for PITCh Step 1: Generate microhomologies...
  5. Don’t FRET: Bimolecular Fluorescence Complementation Makes Visualizing Protein-Protein Interactions Easy

    Type
    Blog Post
    Published
    Aug. 27, 2020, 1:15 p.m.
    ...inhibitors are tested in parallel for their ability to prevent BiFC resulting from the assayed PPI. This high-...However, it’s important to note that BiFC is irreversible — FP fragments become covalently bonded by associating...analysis of protein homomerization in Saccharomyces cerevisiae. Genome Res 29:135–145. https://doi.org/10.1101...
  6. Plasmids 101: Secondary Nanobody Toolbox

    Type
    Blog Post
    Published
    Feb. 27, 2018, 2:04 p.m.
    ...more about how nanobodies are identified in this review. If you just want to use the nanobodies described...picking a secondary nanobody, it’s important to review a few characteristics of your primary antibody:...Nanobodies: natural single-domain antibodies.” Annual review of biochemistry 82 (2013): 775-97. PubMed PMID:...
  7. Introducing Addgene's New Search - Find Plasmids More Easily For Your Research!

    Type
    Blog Post
    Published
    Dec. 3, 2019, 11:38 a.m.
    ...experience. Along with the updated search, we’ve also revamped our homepage and mascot Blugene (check back on...search terms and potential results. Just as in the previous layout, the number of plasmids matching each filter...the source organism for a gene insert. (e.g. S. cerevisiae) Plasmid Type: Choose an empty backbone if you...
  8. New Optimized Genome-wide CRISPRko, CRISPRi, and CRISPRa Libraries

    Type
    Blog Post
    Published
    Oct. 4, 2018, 12:44 p.m.
    ...tethered to a repressive domain, such as KRAB, to prevent efficient transcription from sgRNA targets. CRISPRi...gain of function screens. These screens can help reveal the function of lowly expressed genes or genes ... sgRNAs were selected and ranked based on the previously established sgRNA rules and  potential on- and...
  9. Better Dyeing Through Chemistry & Small Molecule Fluorophores

    Type
    Blog Post
    Published
    Sept. 8, 2016, 2:30 p.m.
    ...way to improve the photon budget. Of course, “reverting” to small molecule dyes seems daunting—no one ...enzyme variant tag that reacts specifically and irreversibly with a small substrate ligand motif attached...strategies, several groups—including mine—have been revisiting the old chemistry of dyes. The first synthetic...
  10. CRISPR Antimicrobials

    Type
    Blog Post
    Published
    May 3, 2016, 2:30 p.m.
    ... both favors antibiotic sensitive bacteria and prevents sensitive bacteria from acquiring resistance genes...settings where antibiotic resistant bacteria have previously flourished.   Figure 2: Two-phage strategies...Infection with the lytic phage kills bacteria not previously infected by the lysogenic phage, rendering the...
  11. Tips for Screening with Yeast Two Hybrid Systems

    Type
    Blog Post
    Published
    Oct. 22, 2015, 2:30 p.m.
    ...hybrid systems were developed in Saccharomyces cerevisiae in 1989 and are still used extensively to screen...heterologous systems (e.g. mammalian proteins in S. cerevisiae). While this may be difficult to resolve for...Kamuzinzi, R., Ledent, V., Blaudez, D., Sanders, D., Revuelta, J.L., Boles, E., André, D., and Frommer, W.B....
  12. CRISPR 101: Targeting RNA with Cas13a (C2c2)

    Type
    Blog Post
    Published
    Sept. 21, 2017, 2:07 p.m.
    ...the limitations associated with SpCas9. Cas13a (previously referred to as C2c2), has several unique properties...adopts an enzymatically “active” state rather than reverting to an inactive state like Cas9 or Cpf1. As a result... Recombinase Polymerase Amplification (RPA) or Reverse-transcription RPA (RT-RPA), respectively. Amplified...
  13. Hot Plasmids: Fall 2024

    Type
    Blog Post
    Published
    Nov. 21, 2024, 1:30 p.m.
    ...antibodies to simian virus 5 and their use in revealing antigenic differences between human, canine and... et al., 2024). In this new variation on their previous sensor STReTCh, the 11-amino acid BiT fragment...excitingly, assembly of the split luciferase is reversible, making PILATeS suitable for live imaging with...
  14. Hot Plasmids - November 2023

    Type
    Blog Post
    Published
    Nov. 14, 2023, 3:35 a.m.
    ...Incorporating reverse transcriptase (RT) variants, PE6a and PE6b are 500–800 bp smaller than previous editors...reprogram delivery vehicles like lentiviral vectors, CreVLPs, and eVLPs for in vivo and in vitro applications...
  15. Mesothelioma - Causes, Symptoms, and Treatment

    Type
    Blog Post
    Published
    Dec. 13, 2016, 3:30 p.m.
    ...terrible disease that is, unfortunately, completely preventable. Mainly caused by exposure to asbestos, mesothelioma...This drug (known as an angiogenesis inhibitor) prevents the growth of new blood vessels required to sustain...treatment get, there still remains the problem of prevention. Asbestos exists pretty much everywhere, still...
  16. The Challenges of Cell Culture

    Type
    Blog Post
    Published
    May 5, 2016, 2:30 p.m.
    ... in a separate backup liquid nitrogen store to prevent loss from equipment malfunctions. One Master vial...approach, the many mistakes of the past can be prevented and we can progress faster to desired clinical...years on: the good, the bad and the ugly."Nature Reviews Cancer 2.4 (2002): 315-319. PubMed PMID: 12001993...
  17. Five Popular Model Organisms

    Type
    Blog Post
    Published
    April 11, 2019, 12:39 p.m.
    ...(Pfeiffer et al., 2010). Yeast (Saccharomyces cerevisiae) Yeast, one of the simplest eukaryotic organism...190-195. Liu, Wei, et al. "From Saccharomyces cerevisiae to human: The important gene co‑expression modules...in therapeutic drug discovery." Pharmacological reviews 63.2 (2011): 411-436. PubMed PMID: 21415126. PubMed...
  18. Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior

    Type
    Blog Post
    Published
    March 5, 2019, 1:08 p.m.
    ...the problematically low fluorescent intensity of previous versions of Brainbow. Developed from Brainbow ...visual system, which has been difficult to study previously (Hadjieconomou et al., 2011). Cell tracing in...distances across multiple fields of view, whereas previous Brainbow technologies were useful for discriminating...
  19. 3 Tips to Improve HDR Efficiency for CRISPR Editing in Human Cells

    Type
    Blog Post
    Published
    Sept. 5, 2017, 1:58 p.m.
    ...efficiently by (1) improving editing accuracy by preventing re-editing and (2) optimizing “cut-to-mutation... was that these “blocking mutations” mutations prevent CRISPR from re-cutting the target sequence once... mutation incorporation probabilities our data revealed, and found that for generating a homozygous HDR...
  20. Hot Plasmids: Summer 2024

    Type
    Blog Post
    Published
    Aug. 27, 2024, 1:15 p.m.
    ...Site-Specific Integrase Gene Editing (PASSIGE), their previously-reported technique for precisely integrating ...P. Bentley The Weissman and Gilbert Labs have previously deposited their CRISPRoff system — a programmable...the cells you are studying. Antibodies can help reveal cellular identities by targeting marker proteins...
Showing: 201 - 220 of 597 results