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We narrowed to 610 results for: SCR

Showing: 241 - 260 of 610 results

  1. CRISPR Meets Synthetic Biology: A Conversation with MIT’s Christopher Voigt

    Type
    Blog Post
    Published
    April 22, 2015, 2:06 p.m.
    ...Systems Biology in November, Voigt and Alex Nielsen describe what’s possible when multi-input CRISPR/Cas genetic...many deposits to Addgene over the years. Can you describe the toolbox you are putting together?  Voigt: ... Those will allow you to set the amount of transcriptional and translational activity a cell has and control...

  2. Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools

    Type
    Blog Post
    Published
    May 15, 2018, 12:43 p.m.
    ...soCoChR-expressing system. Taken together, Shemesh et. al. describe a novel system for the precise mapping of neuronal...the single-cell level. Various soCoChR plasmids described in this work including the soCoChR-GFP plasmid...expression in E. coli. This operon is under the transcriptional control of a strong constitutive promoter (...

  3. Open Resources and Plasmid Tools For Studying C. elegans

    Type
    Blog Post
    Published
    July 18, 2019, 12:55 p.m.
    ...neurons from each class to fully characterize the transcriptome. The first data release for CeNGEN is planned... The 3’UTRs of mRNA are important for post-transcriptional regulation in C. elegans. To study the role...Addgene In addition to the wealth of open resources described above, there were many plasmid tools presented...

  4. Reaching out to China: Canton Nucleic Acids Forum (CNAF) 2015

    Type
    Blog Post
    Published
    Dec. 1, 2015, 3:30 p.m.
    ...'ve overlooked regulatory fragments of these transcripts. I remember when small RNA was just something...’t give tRNAs much thought. High throughput transcriptome sequencing methods including work done by the...circRNA datasets and download the custom python scripts needed to discover circRNAs in RNA-seq data. As...

  5. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    Published
    Nov. 19, 2015, 3:30 p.m.
    ...histone modifications, which can influence the transcription of genes by RNA polymerase II, or by the addition...methylcytosine in CpG islands makes  genes less transcriptionally active. The role of epigenetics in studying...of tumor suppressor genes can repress their transcription and inactivate them. Global hypomethylation,...

  6. Plasmids 101: Protein Expression

    Type
    Blog Post
    Published
    June 7, 2018, 1:17 p.m.
    ...synthesize a particular protein DNA must first be transcribed into messenger RNA (mRNA). mRNA can then be translated...template of choice and allowing these cells to transcribe, translate and modify your protein of interest...assembled in vitro using purified components of the transcription and translation machinery. These include ribosomes...

  8. Tips for a 1st time AAV user (by a Rookie AAV user)

    Type
    Blog Post
    Published
    Oct. 23, 2018, 11:49 a.m.
    ...transfer plasmid at 30 °C instead of 37 °C and then screen for ITR recombination with a SmaI or XmaI restriction...duplicated regions like the ITRs. Restriction digest screening for ITR deletion is still necessary. To save time...mL of my AAV transfer plasmid cultures and then screen with SmaI digests. I freeze the bacterial pellet...

  9. Chromoproteins: Colorful Proteins For Molecular Biology Experiments

    Type
    Blog Post
    Published
    Feb. 4, 2020, 2:15 p.m.
    ...chromoproteins have a shorter history. In 1987, scientists described an unusual blue-colored protein from the jellyfish...methods. While techniques such as  blue-white screening require X-gal, an expensive exogenously-added ...chromoproteins don’t require other substrates for screening. Thus chromoproteins can be used as markers in...

  10. Plasmids 101: 5 factors to help you choose the right cloning method

    Type
    Blog Post
    Published
    Aug. 21, 2018, 12:31 p.m.
    ...following cloning methodologies have been extensively described in other articles; so if you are interested in... to assemble up to 6 different fragments in a prescribed order. These fragments can be pooled in one tube...homology. You might also consider FastCloning, first described by Chaokun Li and colleagues. Here you simply ...

  11. AAV Vector Quality Control: Going the Extra Mile with NGS

    Type
    Blog Post
    Published
    Sept. 12, 2017, 1:44 p.m.
    ...transduced cells whenever possible. This post will describe our workflow for viral genome sequencing (VGS)...identification, we developed custom open-access Python scripts that can perform a deeper analysis of the data....Check out our Viral Vectors Featured Topic Page Subscribe to Viral Vectors Blog Posts Learn How We Use NGS...

  12. CRISPR 101: Mammalian Expression Systems and Delivery Methods

    Type
    Blog Post
    Published
    Sept. 24, 2015, 2:30 p.m.
    ...vivo. A common choice for conducting genome-wide screens using CRISPR. AAV transduction Only compatible...containing gRNA and Cas9 are used in in vitro transcription reactions to generate mature Cas9 mRNA and gRNA...complexes Purified Cas9 protein and in vitro transcribed gRNA are combined to form a Cas9-gRNA complex...

  13. Transferable Skills Guide: Identifying Your Transferable Skills

    Type
    Blog Post
    Published
    Jan. 11, 2018, 3:29 p.m.
    ...looking at your resume while they wrote the job description. You check off all the boxes - you have the desired... gaps in scientists' transferrable skills. In describing the limitations of the study, the authors noted...over email. Examine your current and past job descriptions. Scan through all the things for which you are...

  14. The Effect of COVID-19 on Liu Lab Plasmid Requests From Addgene Data

    Type
    Blog Post
    Published
    July 16, 2020, 1:15 p.m.
    ...video_player "embed_player" overrideable=False, type='scriptV4', hide_playlist=True, viral_sharing=False, embed_button...into two components: 𝜃x(t) and 𝜓z(t). 𝜃x(t) describes the exponential decay process we observed, while...appears to return to normal. The model fit these two discrete phases with an estimate of 62.3% for the COVID...

  15. New Acoustic Reporter Genes: Ultrasound Imaging of Gene Expression

    Type
    Blog Post
    Published
    Jan. 24, 2023, 2:15 p.m.
    ...heterologously by bacteria inside the body. So we screened gas vesicles gene clusters from a diverse set ...expression heterogeneity required single cell screening to isolate a clonal cell line capable of producing...improvement in expression. Stabilizing the gvpA transcript with WPRE reduced the number of copies of gvpA...

  16. Supporting Reproducibility with a Connected ELN

    Type
    Blog Post
    Published
    Jan. 17, 2019, 1:38 p.m.
    ...used in research, and data repositories. Below I describe how each of these kinds of connectivity facilitates...deposits will be made. The Dataverse integration is described in this video and the Figshare integration in ...from RSpace documents to external data sources (described above) further enhances the value the repository...

  17. Bacterial Toxin-antitoxin Systems as Molecular Biology Tools

    Type
    Blog Post
    Published
    Nov. 1, 2018, 12:35 p.m.
    ...restriction endonucleases in plasmid addition was first described by studies of EcoRI and Bsp6I in Escherichia coli...systems. As with the other toxin-antitoxin systems described above, one part of the pair is more stable than...toxin-antitoxin system discovered. Unlike the systems just described, the hok/sok systems consist of three components...

  18. Finding nucleic acids with SHERLOCK and DETECTR

    Type
    Blog Post
    Published
    April 16, 2020, 1 p.m.
    ...amplification) or reverse transcriptase (RT)-RPA, respectively. RPA is coupled with T7 transcription to convert amplified...2018) CRISPR-Cas12a target binding unleashes indiscriminate single-stranded DNase activity. Science 360...

  19. Tips and Tricks for Using Golden Gate Modular Cloning (MoClo)

    Type
    Blog Post
    Published
    July 8, 2025, 1:15 p.m.
    ...vector with two other independently regulated transcription units. Created with BioRender.com.   Planning...contain plasmids with undesired ligations, so always screen multiple colonies after each transformation. This...beginners or those performing complex assemblies should screen a minimum of 8–10 colonies. You can check colonies...

  20. CRISPR 101: Targeting RNA with Cas13a (C2c2)

    Type
    Blog Post
    Published
    Sept. 21, 2017, 2:07 p.m.
    ...Cas13a as a diagnostic tool, as discussed below. Subscribe to CRISPR Blog Posts Applications of Cas13a   ...Recombinase Polymerase Amplification (RPA) or Reverse-transcription RPA (RT-RPA), respectively. Amplified nucleotides... the collateral RNA cleavage response is well described in bacterial cells, LwaCas13a does not display...
Showing: 241 - 260 of 610 results