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Showing: 81 - 100 of 446 results
  1. New and Upcoming Viral Vectors - December 2019

    Type
    Blog Post
    Published
    Dec. 19, 2019, 2:40 p.m.
    ...dendrites on neighboring neurons. We have also packaged hChR2(H134R) plasmids from Karl Deisseroth’s lab... Janelia, including three jGCaMP7 plasmids now packaged in AAVrg. jGCaMP7s, the variant with the most ...variant with higher affinity to glutamate, has been packaged into AAVrg. Plasmid Serotype Name 106174 ...Viral vectors coming soon! These vectors should be packaged and available as AAV in the next few months. Email...
  2. Viral Vectors 101: Transductions

    Type
    Blog Post
    Published
    April 30, 2024, 1:15 p.m.
    ...viral packaging elements that will ensure the virus gets produced, and viral particles are packaged, when...is then typically transfected along with viral packaging plasmids into a viral production cell line, usually...cell line, viral particles will be produced and packaged, resulting in functional virions. These viral ...
  3. Extracurricular Activities for a Strong Science Career Path

    Type
    Blog Post
    Published
    Jan. 21, 2014, 3:08 p.m.
    ...professorship. But recently a downward trend in funding and space in academic research labs has more students looking...are crucial in demonstrating the true innovation, impact and, in turn, the big picture of the project. For... For example, how can future regulations impact your work? What design variables need consideration? Enrich...project is an innovative solution with a strong impact, or a journalist does not understand the high-level...
  4. Advice on Career Paths and the Green Card Process for International Researchers and Entrepreneurs

    Type
    Blog Post
    Published
    Dec. 20, 2017, 2:33 p.m.
    ...of the individual’s work in their field and the impact of the individual’s past work on the field. NIW...experts in the field. You must also be able show the impact of your influence on your field of employment. ...contributions to the field that have had a major impact. For example, you were the first person to identify...that you are given to present your expertise and impact on your field from the point of view of experts...current research goal is and why your work has impacted your field (i.e. finding vaccines for deadly disease...
  5. Sweating the Small Stuff: Details in the Lab

    Type
    Blog Post
    Published
    Feb. 8, 2022, 2:15 p.m.
    ...physical organization of your workspace and your workflow can have a huge impact. Test different approaches...in a pattern of small errors that significantly impacts your experiments. What do you do when you’re in... experiments at odd hours, used more secluded workspaces, or politely asked to not be disturbed when they...
  6. CRISPR 101: Non-Homologous End Joining

    Type
    Blog Post
    Published
    April 16, 2015, 3:45 p.m.
    ...experiment. Here, we’ll discuss NHEJ, and how it impacts what happens to Cas9-mediated DSBs in the genome...active throughout the cell cycle and has a higher capacity for repair, as there is no requirement for a repair...chromosomes within a day. Another factor expected to impact repair is that the Cas9 protein doesn’t immediately...in determining how the structure of broken ends impacts how they are repaired. He works in Dale’s lab.  ...
  7. Advice for Starting a Biotech Company from a Grad Student turned Entrepreneur

    Type
    Blog Post
    Published
    July 10, 2014, 7:17 p.m.
    ...to envision that my research will have a direct impact on healthcare and the community. As a result, I...competitions everything is conceptual, and the team that packages its pitch the best, wins. He explained that entrepreneurs...works well, the idea is solid, and “the pitch is packaged to perfection”, seed money will hopefully be raised...to Find a Job in Biotech and Resume/CV tips - LabSpaces Blog Find a Buisness Plan Competition Good Relations...
  8. Celebrating 15 Years of Scientific Sharing

    Type
    Blog Post
    Published
    Jan. 14, 2019, 2:08 p.m.
    ...’t have to worry about having enough space! There’s enough space here at our new location to grow. We ...phase of the organization and the expansion of our impact, I’d like to take a moment and honor all of the... able to do good in the world. We are making an impact.  {% video_player "embed_player" overrideable=False...
  9. CRISPR 101: Cas9 vs. The Other Cas(s)

    Type
    Blog Post
    Published
    Dec. 8, 2022, 2:15 p.m.
    ...makes it easier to package for therapeutic delivery by AAV, which has strict capacity limitations. New ... RNA editing. Fast facts – PAM requirement: protospacer flanking sequence – A, U, or C. Best for: targeting...development and use. Fast facts – PAM requirement: protospacer flanking sequence – none. Best for: targeting...
  10. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ...and chloramphenicol resistance pCRISPR: carries a spacer targeting the gene of interest and kanamycin resistance...template, and the locus cannot be recognized by the spacer-derived crRNA. However, if recombineering is unsuccessful...survive have inactivating mutations in the Cas9 or spacer sequence, and these rare events are easily detectable...its condensed design. For both systems, custom spacers/gRNAs are easily inserted using BbsI and Golden...proteins, and (4) the donor DNA. By using a multi-spacer CRISPR array, CRISPR-transposons can be multiplexed...
  11. Progress Towards a PAM-Free CRISPR

    Type
    Blog Post
    Published
    March 7, 2024, 2:39 p.m.
    ...structures, etc., as well as the presence of a Protospacer Adjacent Motif (PAM) sequence. If the gRNA sequence...and base editing applications, with high editing capacity in both contexts for NRN PAMs and to a lesser ...desired site does not have the same devastating impact on efficiency as 10-15 bps away does. This Cas ...Engineered CRISPR-Cas9 nuclease with expanded targeting space. Science 361,1259-1262(2018). DOI:10.1126/science.aas9129...
  12. Viral Vectors 101: Producing Your rAAV

    Type
    Blog Post
    Published
    July 16, 2024, 1:15 p.m.
    ...adenoviral helper genes are supplied on two different packaging plasmids: the pHelper plasmid containing Ad E2A... your infectious titer, since it will have more impact on your experimental outcome and planning.  Both... of AAV-2 particles via a novel capsid ELISA: Packaging of genomes can limit production of recombinant...resources on the Addgene blog Parts of the AAV Packaging PlasmidParts of the AAV Transfer PlasmidAAV Variables...
  13. Plasmids 101: Multicistronic Vectors

    Type
    Blog Post
    Published
    Sept. 9, 2014, 8:20 p.m.
    ...may take up precious space in viral transfer vectors with limited packaging capacity. Additionally, it may...particularly when only a portion of the plasmid is packaged for viral delivery, or the relative expression...
  14. Getting to Know Expansion Microscopy

    Type
    Blog Post
    Published
    June 20, 2023, 1:15 p.m.
    ...individual presynaptic terminals, which are jam packed with everything needed for synaptic transmission...?  ExM provides a straightforward answer to the space problem. Instead of imaging smaller, what if we ...the anchoring, digestion, and expansion steps can impact the integrity of different targets and labels. ...continuity can appear reduced in ExM, which could impact how you interpret a target’s structure. For example...
  15. Antibodies 101: Producing Recombinant Antibodies

    Type
    Blog Post
    Published
    Aug. 13, 2024, 1:15 p.m.
    ...variable chains are secreted into the periplasmic space to be oxidized and form disulfide bonds (Frenzel...does not, be sure to set the absorbance to 280 nm (Pace et al., 1995). You’ll also need to know the extinction...Aggregation and storage Aggregation of antibodies may impact their quality and efficacy (Wang et. al., 2018)...10.1002/bit.27776. Epub 2021 May 4. PMID: 33811659. Pace CN, Vajdos F, Fee L, Grimsley G, Gray T. How to ...
  16. AAVs CREATed for Gene Delivery to the CNS and PNS

    Type
    Blog Post
    Published
    Sept. 28, 2017, 2:01 p.m.
    ...vectors. To quantify this comparison, capsids were packed with a GFP transgene and GFP intensity and transduction...versus AAV-PHP.eB in the CNS. A GFP transgene was packaged into either an AAV-PHP.B or an AAV.PHP.eB capsid...versus AAV.PHP.S in the PNS. A GFP transgene was packaged into either an AAV.9 or an AAV.PHP.S capsid. Both...here or check out these protocols if you want to package your own virus. ...
  17. Deep Dive: Fixing and Permeabilizing for Immunofluorescence

    Type
    Blog Post
    Published
    Aug. 30, 2022, 1:15 p.m.
    ...lost during fixation with these chemicals, which impacts sample structure and could also cause your target...destroy it for others. That said, organic solvents’ impact on lipids means that they are able to permeabilize....   Figure 1: Choice of fixation method impacts antibody binding. Formaldehyde cross-links the ...detergent has different chemical properties that will impact the level of permeabilization and membrane integrity...
  18. Tips from the Repository Trenches: Using Barcodes to Track Samples

    Type
    Blog Post
    Published
    Oct. 6, 2015, 2:30 p.m.
    ... plasmid sample enters Addgene the same way. A package is delivered by a mail courier and then the journey...    The plasmid's journey begins First, each package is opened and the contents are carefully inspected...deposits arrive from labs around the globe. The packages have spent days to weeks in transit and some have...barcode can store a lot of information in a small space and is ideal for tracking large collections. Many...
  19. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    Published
    July 2, 2019, 12:51 p.m.
    ...the CNS by lentivirus, which has a larger packaging capacity than AAV. Such an approach was described ...should be screened for activity in vitro and then packaged into AAV for in vivo delivery. Multiplex gene ... also possible and is only constrained by AAV packaging limits (i.e., how many sgRNA expression cassettes...
  20. Bioinformatics at Addgene

    Type
    Blog Post
    Published
    July 14, 2022, 1:15 p.m.
    ...complete package, all of the pieces of software that depend on each other for the entire package to run....in-house software has been crucial for us to keep pace with our current need to analyze nearly 300 sequences...sequencing data collection and analysis eventually outpaced our software, even with continuous updates. The...
Showing: 81 - 100 of 446 results