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We narrowed to 427 results for: Trac;

Showing: 121 - 140 of 427 results

  1. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    Published
    Sept. 29, 2020, 1:15 p.m.
    ...thrive in laboratory settings. One of its most attractive features is its stability and easily obtainable...ability to regenerate, the axolotl has several attractive characteristics that make them an ideal model...for human disease research. One of their most attractive features are their eggs. Frog eggs are large,...

  2. New Optogenetic Tools for Cytoskeleton and Membrane Control

    Type
    Blog Post
    Published
    Sept. 28, 2023, 1:15 p.m.
    ...like lamellipodia or filopodia formation, cell contraction, or other morphological changes, depending on...tools to control formation of lamellipodia and contractile stress fibers, and recently developed a full ...selection in mammalian cells used here could be an attractive strategy for engineering other enzymes. Conclusion...

  3. Antibodies 101: Single Chain Fragment Variables (scFvs)

    Type
    Blog Post
    Published
    June 3, 2021, 1:15 p.m.
    ... signal is boosted and enables single molecule tracking in living cells. The HA frankenbody is an HA tag...expressed on T cells to make CAR T cells. The extracellular scFv portion of the receptors recognizes an ...an antigen of interest while the intracellular T cell receptor portion of the CAR facilitates signal transduction...

  4. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ...therapeutics, which is also gaining a lot of new traction lately (1, 2), depends on knowledge of the structure...storage. After overnight growth, scrape up, pool and extract plasmid DNA directly from the colonies. Transform...solution containing your favourite bacterial protein extraction reagent (BPER from Thermo works well) with some...

  5. Quick Guide to All Things Lentivirus

    Type
    Blog Post
    Published
    March 21, 2017, 2:30 p.m.
    ...microglia. This property makes the lentivirus an attractive choice for a gene transfer vector. Lentiviral...used inducible lentiviral vector system is the tetracycline (Tet)-regulated system. You can choose either...promoter in your transfer vector. In the absence of tetracycline or a derivative such as Doxycycline (Dox), the...

  6. Mycoplasma Contamination: Where Does It Come From and How to Prevent It

    Type
    Blog Post
    Published
    Oct. 8, 2020, 1:15 p.m.
    ...culture through various sources that are difficult to trace. These include the laboratory personnel, the serum...mycoplasmas, contamination by other bacteria or extracellular fluorescent signals produced by these bacteria...fluoroquinolone ciprofloxacin, ciprobay, zagam, baytril, tetracycline, etc. are available for mycoplasma removal from...

  7. A Practical Guide to Optimizing AAV DIO and FLEx Vector Expression

    Type
    Blog Post
    Published
    Nov. 2, 2021, 1:15 p.m.
    ...the sensitive FLEx-split TVA receptor used for tracing neural pathways was 8.5 x 10e10 GC/mL. The lot ...Adeno-Associated Viral Preparations from Viral DNA Extracts. Human Gene Therapy 31:664–678. https://doi.org...Jin L, Lea NE, Wickersham IR (2020) Monosynaptic Tracing Success Depends Critically on Helper Virus Concentrations...

  8. Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins

    Type
    Blog Post
    Published
    April 25, 2017, 2:30 p.m.
    ...By generating PA-FPs fused to intracellular proteins, scientists can track single protein localization,...Photoactivatable GFP tagging cassettes for protein‐tracking studies in the budding yeast Saccharomyces cerevisiae...

  9. Illuminating Choices: A Guide to Selecting Fluorescent Dyes and Ligands

    Type
    Blog Post
    Published
    March 21, 2024, 1:15 p.m.
    .... Other dyes may prove challenging to stain intracellular compartments in in vivo model systems, so extra...green, red, and far-red dyes is important for intracellular fluorescence live imaging ​​(Hayashi-Takanaka...fission, fusion, biogenesis, and mitophagy, can be tracked using dyes like Rhodamine 123 (R123) (Liu et al...

  10. Selecting Your Plasmid Purification Kit

    Type
    Blog Post
    Published
    May 27, 2025, 1:15 p.m.
    ...normal kit protocols.  Yeast plasmids – If you’re extracting plasmids from yeast, instead of bacteria, a few...kits — there are many more kits out there for extracting DNA from tissues, blood, virus, or other samples...samples, for PCR and gel cleanup, and for extracting RNA! (That’s a blog for another time, however!) Where...

  11. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ... separately inducible by L-arabinose and anhydrotetracycline (aTet), respectively. pMAZ-SK contains an...et al., 2015). pCRISPomyces-1 includes Cas9, a tracrRNA, and a CRISPR array, while pCRISPomyces-2 contains...presence of the inducer, in this case anhydro-tetracycline (aTc). By cloning in two tandem copies of the...

  12. New Videos: Addgene Lab Tips

    Type
    Blog Post
    Published
    Feb. 15, 2018, 2:41 p.m.
    ...barcodes and scanners to keep track of reagents in your lab. With barcode tracking, you will always be able...

  14. Expanded Access to Rabies Plasmids

    Type
    Blog Post
    Published
    Feb. 1, 2024, 2:15 p.m.
    ...Rabies and Neuronal Tracing” blog post! You can also browse tools for AAV tracing, made from rabies plasmids...

  16. 6 Tips for Analyzing and Troubleshooting Sanger Sequencing Results

    Type
    Blog Post
    Published
    June 26, 2014, 2:23 p.m.
    ...important of those is to always look closely at the trace file (or chromatogram) of the sequencing results...sequence (no Ns in sight). If you never looked at the trace you would be happy. But look closer, the overlapping...

  18. Science as Art

    Type
    Blog Post
    Published
    March 2, 2015, 3:13 p.m.
    ...Queensland, whose outstanding marine photography has attracted much attention over the past few years, including...is easy to see how these incredible images are attracting so much attention. When I spoke with Daniel about...

  19. Addgene's a Nonprofit? Nonprofit Awareness Day 2017

    Type
    Blog Post
    Published
    June 5, 2017, 3:19 p.m.
    ...members. We also find that, as a nonprofit, we attract partnerships with organizations that share our ...Renee, Shannon, Susanna, Tenisha, Thomas, Tony, Tracy, Tyler, Tyrel, Wogenie, and Xuan Additional Resources...

  20. Sensing Neuronal Dopamine

    Type
    Blog Post
    Published
    July 30, 2019, 12:59 p.m.
    ...the brain has been in vivo microdialysis of extracellular fluid (Darvesh et al., 2011). This technique... across the semipermeable membrane from the extracellular fluid into the perfused liquid. The probe then...
Showing: 121 - 140 of 427 results