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Showing: 441 - 460 of 779 results
  1. Viral Vectors 101: The Retroviral Lifecycle

    Type
    Blog Post
    Published
    July 27, 2023, 1:15 p.m.
    ...does not do). Furthermore, molecular biologists working with vectors are, in most cases, interested in ... the viral integrase protein (IN) during step 3 (King et al., 2008) (Hu & Temin, 1990). At step 3, the....1016/0022-2836(73)90277-5. PubMed PMID: 4355596 King, S. R., Duggal, N. K., Ndongmo, C. B., Pacut, C....
  2. Better Dyeing Through Chemistry & Small Molecule Fluorophores

    Type
    Blog Post
    Published
    Sept. 8, 2016, 2:30 p.m.
    ...dye, mauvine, was discovered in 1856 by William Perkin. His discovery set off a flurry of activity and...labeling strategies and improved fluorophores are making chemical dyes increasingly attractive and accessible...Medical Institute. He would rather be in the lab making new fluorophores for advanced imaging modalities...
  3. Fluorescent Proteins 101: Aptamer Fluorophores

    Type
    Blog Post
    Published
    April 11, 2017, 2:30 p.m.
    ... of how they actually “report” as biosensors. Making aptamers glow The flexibility of aptamers means...fluorogen and increase its fluorescence, essentially mimicking GFP.  Though the aptamer, called Spinach, required... Eric J. Perkins...
  4. Plasmids 101: Gateway Cloning

    Type
    Blog Post
    Published
    Jan. 12, 2017, 3:30 p.m.
    ...BP Reaction takes place between the attB sites flanking the insert and the attP sites of the donor vector...gene! STEP 2: Generate an Expression Clone When making the expression clone, it is important to choose...fragments, cDNA or Genomic DNA and is available for all kind of organisms from mammals to E. coli. Glossary of...
  5. Antibiotic Resistance: An Old Solution but a New Problem

    Type
    Blog Post
    Published
    Nov. 10, 2016, 3:30 p.m.
    ... month without a new, drug-resistant ‘superbug’ making headlines in one part of the world or another. ...that only infect bacterial cells), or a bacterium picking up resistance genes from it’s environment (from...resistant bacteria to over-take the population and making them more difficult to treat in the future. Patients...
  6. Advanced Uses of Cre-lox and Flp-FRT - A Neuroscientist’s View

    Type
    Blog Post
    Published
    Oct. 19, 2017, 1:54 p.m.
    ...through smart engineering Different FLP versions – making FLP efficient The first version of FLP discovered...proteins needed for later experiments (cellular tracking for instance) can be controlled with FLP-FRT. ... Cardin, Jessica A. et al. 2009. “Driving Fast-Spiking Cells Induces Gamma Rhythm and Controls Sensory...
  7. Advancing Biology with Zebrafish: Genetic Tools for Developmental Studies and More

    Type
    Blog Post
    Published
    Aug. 13, 2019, 12:58 p.m.
    ...zebrafish embryo develops outside of the mother, making them ideal for studying vertebrate embryogenesis... target mRNA inhibit its translation either by blocking initiation or splicing. (RNAi, in contrast, engages...unprecedented views into cognitive processes like decision making (Kim et al, 2017). “Brainbow” fish lines have been...
  8. Viral Vectors 101: Pseudotyping

    Type
    Blog Post
    Published
    April 20, 2021, 2:30 p.m.
    ... delivery to only a few cell types.  If you’re looking for more control in the cell types your lentiviral...retrograde direction from the synapse to the cell body, making it a great tool to study neuronal connectivity....HY, Tortorici MA, Veesler D, Murphy M, Pettie D, King NP, Balazs AB, Bloom JD (2020) Protocol and Reagents...
  9. Twenty Years of Sharing: Addgene's Viral Vector Service

    Type
    Blog Post
    Published
    July 30, 2024, 1:15 p.m.
    ...reliable and robust high quality viral vector service, making an array of ready-to-use viral vectors available.... I would be remiss to talk about them without looking at what they’re delivering and where they’re delivering...of our most popular ready-to-use viral vectors, making up almost 10% of our requests by 2019 (Figure 5A...
  10. Plasmids 101: Stringent Regulation of Replication

    Type
    Blog Post
    Published
    June 20, 2024, 1:15 p.m.
    ... replication and regulation in bacteria Before looking at an example plasmid, let's review how E. coli...different ways: methylating newly synthesized DNA, blocking binding sites, or trading out ADP for ATP to re-activate...mRNA and prevent this pseudoknot from folding, blocking replication. Created with BioRender.com. Plasmids...
  11. Tips for Writing a Good Cover Letter

    Type
    Blog Post
    Published
    May 21, 2024, 1:30 p.m.
    ...information to explain why you are interested in working for that organization or group. This is particularly... of what to put in your cover letter, start by looking at the requirements in the job description. For... good place to state why you are interested in working for this lab and/or company. Remember to proofread...
  12. CRISPR 101: Targeting RNA with Cas13a (C2c2)

    Type
    Blog Post
    Published
    Sept. 21, 2017, 2:07 p.m.
    ...when 2 mismatches are present. The protospacer flanking sequence (PFS) for LshCas13a, which is analogous...have utilized dCas13 fusion proteins for imaging, tracking, modulating splicing, and regulating expression... in length and does not require a specific PFS, making it a very flexible cleavage system. LwaCas13a is...
  13. Rett Syndrome: A History of Research and Therapeutic Outlooks

    Type
    Blog Post
    Published
    Nov. 19, 2020, 2:15 p.m.
    ...speech, coordination, purposeful use of hands, and walking. They may exhibit slow head growth, develop seizures...medical journal. Decades later and after years of painstaking work trying to isolate the causative gene for...:2<147::aid-ajmg6>3.0.co;2-o Baker SA, Chen L, Wilkins AD, Yu P, Lichtarge O, Zoghbi HY (2013) An AT-Hook...
  14. CRISPR Activation: A Practical Guide

    Type
    Blog Post
    Published
    Aug. 18, 2016, 2:30 p.m.
    ...a bit of tuning before you know your system is working as expected. Finally, for each gene you want to... scorer 1.0 (Now 2.0) (Chari et al., 2015) and picking whichever guides are closest to the transcription...Ansari R, Harper S, Jackson DA, McRae R, Pooley R, Wilkinson P, van der Meer D, Dow D, Buser-Doepner C, Bertotti...
  15. Tips for CRISPR Gene Editing in Mice

    Type
    Blog Post
    Published
    June 28, 2016, 10:59 a.m.
    ...that particular region. No matter where you are looking, you can either scan the genome yourself for potential...leading to degradation that can set you back days. Working with plasmid DNA is much easier and doesn’t require...slightly different method to genotype their pups. Taking a toe, a finger, a tail tip, or a combination of...
  16. Important Considerations in Optogenetics Behavioral Experiments

    Type
    Blog Post
    Published
    Oct. 1, 2015, 2:30 p.m.
    ...we are interested in circuits that mediate drug taking behavior. If a circuit reinforces behavior (activation...sense of pleasure that the animal perceives through taking a drug. The ideal behaviors to test reinforcement...amygdala to nucleus accumbens facilitates reward seeking." Nature 475.7356 (2011): 377-380. Pubmed PMID:...
  17. Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior

    Type
    Blog Post
    Published
    March 5, 2019, 1:08 p.m.
    ... this, similar systems have been developed for tracking various cell types and organisms and for improving...recombinase. The XFPs in Flybow are membrane-tethered, making this system useful for visualization of cellular...construct was then used to develop a system for tracking the fate of Langerhans cells. In the Ubow mouse...
  18. The Fluorescent Vegetables in Aptamer Soup

    Type
    Blog Post
    Published
    Jan. 29, 2019, 2:27 p.m.
    ...dependency on magnesium and higher thermal stability, making it a potentially more useful tool for in vivo studies...much potential for growth as RNA biology, we are looking forward to reports on the next additions to aptamer...bright, high-affinity complex for RNA labeling and tracking." ACS chemical biology 9.10 (2014): 2412-2420....
  19. Antibodies 101: Introduction to Gating in Flow Cytometry

    Type
    Blog Post
    Published
    April 4, 2024, 1:15 p.m.
    ...cells of interest. In many experiments you’ll be working with a heterogeneous cell population, for example...While flow cytometry can be used for virtually all kinds of experiments and research fields, for any experiment...investigating negative regulators of T cells and cytokine signaling in tumor immunity. When he's not in ...
  20. Multiple Plasmids at a Low Price: Kits from Addgene

    Type
    Blog Post
    Published
    Sept. 14, 2016, 2:30 p.m.
    ...false positives observed in the cloning process, making it easier to produce the constructs you need. Expression...to simplify the protein purification process by making it easy for a researcher to quickly generate N-...carefully chosen to perform statistically relevant benchmarking of cell-free expression systems, and tested ...
Showing: 441 - 460 of 779 results