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We narrowed to 743 results for: HA

Showing: 241 - 260 of 743 results
  1. Hot Plasmids - June 2019 - Optogenetics, Acoustic Reporter Genes, microRNAs, and the CRISPR-Cas9 system CHIME

    Type
    Blog Post
    Published
    June 6, 2019, 12:41 p.m.
    ...radioactive tracer. As a solution, Mikhail Shapiro’s lab has developed four acoustic reporter gene (ARG) plasmids...connection between specific genes and an immune response has been a longstanding challenge. Using shRNA, TALEN... for in vivo functional analysis of immune cells has been a gap in the field. Arlene Sharpe’s group at...
  2. FlipGFP, a novel fluorescence protease reporter to study apoptosis

    Type
    Blog Post
    Published
    May 21, 2019, 12:10 p.m.
    ...in vivo scientists need a protease reporter that has a large dynamic range and high brightness. The Shu...in the midgut of Drosophila, an observation that has been difficult until now (Zhang et al., 2019). Conclusion...Conclusion FlipGFP is a novel fluorogenic reporter that has a large dynamic range and high brightness. This reporter...
  3. Q&A with Karen Katz and Carl Paratore, the Newest Members of the Addgene Board of Directors

    Type
    Blog Post
    Published
    Feb. 19, 2019, 1:36 p.m.
    ...impressed with is the level of proficiency that Addgene has developed in terms of the collection, storage, and... What is the best piece of career advice someone has given you? Katz: Pick up the phone. I think that ... insurance, finance and high-tech industries. He has earned both an MBA in finance and a B.S. in accounting...
  4. 15 Years of Addgene: The Top 15 Plasmids

    Type
    Blog Post
    Published
    Jan. 8, 2019, 1:54 p.m.
    ...15 years of plasmid sharing has certainly taken us on many adventures...From moving office locations ...plasmids are from the Zhang lab. In fact, the Zhang lab has shared over 40,000 CRISPR-Cas9 components over the...Chimeric_BB-CBh-hSpCas9 - The S. pyogenes Cas9 (SpCas9) has been widely popular in genome engineering. For use...
  5. Plasmids 101: Cre-lox

    Type
    Blog Post
    Published
    Jan. 13, 2015, 3:47 p.m.
    ...restricted based on experimental constraints. This has been used for a wide range of purposes, including...Cre-containing adenovirus (Ad-Cre) or AAV (AAV-pgk-Cre) has been used to successfully introduce Cre into cells... can be an effective alternative to Cre-lox, and has also been used in conjunction with it, allowing for...
  6. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ...in bacteria, most CRISPR-based genome engineering has taken place in other organisms. In many bacteria,... targets cells in which homologous recombination has not occurred. This powerful negative selection system... works similar to the original pCas/pTargetF but has many other advantages including shorter plasmid curing...plasmids Noting that the more common spCas9 system has generally low efficiencies or can be proteotoxic ...system can be delivered a number of ways but success has been observed with Phagemids (Selle et al., 2020,...microbiome Beyond the human gut, the Barrick lab has deposited plasmids that can be used to engineer the...
  7. A Conference By Postdocs For Postdocs: Future of Research

    Type
    Blog Post
    Published
    Sept. 2, 2014, 3:05 p.m.
    ...Henry Bourne, Professor Emeritus at UCSF. Dr. Bourne has some radical (and some not so radical) suggestions...called The Balsa Group. University of Pennsylvania has the Penn Biotech Group and PBG Healthcare Consulting...
  8. Why Do I Need an MTA Anyway?

    Type
    Blog Post
    Published
    May 1, 2014, 8:23 p.m.
    ...and you need the right experimental materials. Who has time for paperwork? Here’s why a Material Transfer...confidence. Benefits of the UBMTA: Peace of mind Addgene has adopted the terms of the Uniform Biological Material...
  9. Viral Vectors 101: Systemic Capsids

    Type
    Blog Post
    Published
    Oct. 12, 2023, 1:15 p.m.
    ...effective than both AAV9 and AAV5, which has tropism for lung cells, and has increased overall transduction throughout...this definition: A systemic capsid is a capsid that has been engineered to have enhanced function after intravenous...both). Therefore, a high-efficiency systemic capsid has better efficacy than AAV9 and/or its intermediate...used in LY6A-nonpermissive mouse strains. **AAV1-X1 has not been tested in rats. For more information on ...neurons in the CNS (Chan et al., 2017). AAV-PHP.eB has frequently been used for screening candidate regulatory...depositing manuscript) across the brain. AAV-BI-28 has been tested in C57BL/6J mice and effectively transduces.... 4c, Jang et al., 2023; Brown et al., 2021.) It has a similar transduction rate to AAV-PHP.eB in the ...
  10. Fluorescent Proteins 101: Monitoring Cell Mobility Using Fluorescent Proteins

    Type
    Blog Post
    Published
    Aug. 15, 2017, 1:24 p.m.
    ... cell mobility within these complex environments has never been easy and, for many years, researchers ...Intravital imaging powered by two-photon microscopy has uncovered host-pathogen interactions leading to the...proteins can be used in your experiments, experience has shown that some are more reliable and more efficient...important to finely tune the excitation wavelength as it has been shown that even a small incremental change of...this system called Brainbow, the Ubow mouse strain has been created to fate map Langerhans cells and follicular...
  11. Which Fluorescence Microscopy Technique is Best for Me?

    Type
    Blog Post
    Published
    Oct. 10, 2017, 1:57 p.m.
    ... to its unrivaled contrast, fluorescence imaging has emerged as the dominant light microscopy contrast...blue to excite a molecule of GFP. Because red light has approximately half the energy of blue light, two ... be establish for this to happen.Using red light has a second advantage: red light penetrates deeper into...imaging depths closer to 1 mm. Traditionally, 2-photon has been a very slow imaging technique but recent advances... modern explosion in light microscopy techniques has provided biologists with a host of tools and opened...
  12. CRISPRainbow and Genome Visualization

    Type
    Blog Post
    Published
    Feb. 28, 2017, 3:30 p.m.
    ...called the 4D nucleome. Visualizing specific loci has historically been difficult, as techniques like fluorescent...visualize genomic loci in vivo The flexibility of CRISPR has improved our ability to target almost every genomic... system and induce genome editing. Such a system has been previously described for transcriptional activation...
  13. Summer SciComm Series: Cognitive Load

    Type
    Blog Post
    Published
    June 16, 2022, 1:15 p.m.
    ... a lot quicker to pick up new languages!) Jargon has a place in science communication, but the more you...length of your average PhD to achieve!) Each field has its own framework: a particular way of organizing... amount of knowledge and expertise your audience has is a major factor in how quickly they can understand...
  14. Antibodies 101: ELISA (Enzyme-linked Immunosorbent Assay)

    Type
    Blog Post
    Published
    Aug. 24, 2021, 1:15 p.m.
    ...antibody is biotin-conjugated, streptavidin (which has a high affinity for binding biotin), is conjugated...detecting one protein from the sample. A direct ELISA has many fewer steps than a sandwich or competitive ELISA...linear portion or the OD of your experimental samples has reached 4.0, you can resolve this issue when you ...
  15. How to Prepare for an Industry Interview

    Type
    Blog Post
    Published
    July 9, 2020, 1:15 p.m.
    ...all four parts of a STAR answer once the interview has started. Instead, I preferred to prepare stories ...stories for an interview, since one story usually has more than one theme and can be used to answer multiple...new idea to the company’s area of expertise. This has potential to make your audience really sit up and...
  16. Getting Started with Behavioral Neuroscience: Standardizing Experiments and Using Viral Vectors

    Type
    Blog Post
    Published
    Aug. 20, 2019, 12:31 p.m.
    ...VSV-G that generally mediates broad cell tropism and has a high percentage of neuronal targeting after stereotaxic... damage to the brain tissue. The injection speed has to be slow to allow the viral particles to diffuse...order to minimize the pressure into the tissue, but has to be large enough to target larger areas, typically...
  17. Pairing CombiGEM and CRISPR for Combinatorial Genetic Screening

    Type
    Blog Post
    Published
    April 12, 2016, 2:30 p.m.
    ...CombiGEM-CRISPR: The marriage of two simple platforms CRISPR has revolutionized how we decode the genome by making...guide RNAs (gRNAs) for genome editing in large-scale has led to the rapid generation of genome-wide gRNA libraries...the users’ specific research questions. CombiGEM has been successfully applied to functionally characterize...
  18. Using AAV for Neuronal Tracing

    Type
    Blog Post
    Published
    Aug. 9, 2018, 1:04 p.m.
    ...auditory neuronal circuitry in vivo. A variant of RABV has been developed to only label a neuronal connection...example only dopaminergic neurons, neuronal tracing has the added benefit of only labelling the subset of... regions used. Evidence for retrograde transport has been found for AAV1, -2, -5, -7, -8 (Taymans et al...AAV5 (Aschauer et al., 2013). Anterograde transport has been observed for AAV1, -5, -8 (McFarland et al.,...variability compared to chemical tracers. rAAV2-retro also has lower affinity for heparin, which possibly explains...vectors cover some of these attributes and their use has allowed for the visualization of single connection...intracerebral application, which is more invasive and has a much higher risk of complications. References...
  19. An Integrin Antibody Toolkit from IPI

    Type
    Blog Post
    Published
    March 28, 2024, 1:15 p.m.
    ...IgG2a  Rat   Targeting integrins in the lab The Ha and Springer labs recently showed RGD-binding integrins... interpret the roles of individual integrins. The Ha lab — in collaboration with the Springer lab, the...Leucine-Valine-Aspartate-Proline (LVDP) motif. The Ha and Springer teams employed IPI synthetic antigen-binding... J., Yan, J., Waterman, C. M., Springer, T. A., & Ha, T. (2022). Single-molecule characterization of subtype-specific...
Showing: 241 - 260 of 743 results