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We narrowed to 1,018 results for: REN;

Showing: 441 - 460 of 1018 results

  1. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    ...redesigning viral packaging plasmids, investigating different viral production strategies or developing novel...silver stain approaches we show that there is no difference in purity or infectivity between the untreated...GFP-expressing AAV particles we did not observe any difference between untreated and sucrose treated cells. ...it will be exciting to test this approach with different capsids. Most importantly, because our AAV yields...spending less time and resources resupplying our current inventory and more time providing new materials...materials to the research community. References 1. Coroadinha, A. S., et al. "Effect of osmotic pressure on...

  2. CRISPR Challenges: Standardization and Homology Directed Repair

    Type
    Blog Post
    ...work demonstrates that different repair template strategies activate different HDR sub-pathways like synthesis-dependent...live updates! My most popular tweet from the conference is shown above. The blog post I mentioned, John...post-CRISPR cleavage When I first looked at the conference agenda, I was surprised to see that it would ...Having had time to digest my notes, since the conference, I think I may have finally grasped just how ...Subscribe to CRISPR updates on our blog to keep current with the latest and greatest! Addgene resources...

  3. Interview: Ed Boyden on Optogenetics, Neuroscience, and the Future of Neuroengineering

    Type
    Blog Post
    ...specific problem. Every species is so different – an awake monkey is different from a cell in a dish. I always...want to activate two sets of neurons and see how different parts of the brain or the cells within them work...Boyden: I think because neuroscience has so many different goals: to understand how a mouse changes emotions...find ways to make these tools more selective for different ions. Right now, we can modulate electricity. ... click the link in the Addgene Alerts box. References: Independent Optical Excitation of Distinct Neural...

  4. Sequencing Options for CRISPR Genotyping

    Type
    Blog Post
    ...This post was contributed by guest blogger Søren Hough, a Biochemistry PhD candidate at the University...double-stranded breaks (Tsai et al. 2015). Additionally, current algorithms do not take into account other elements...sequencing (Hendel et al. 2015), a significant difference as CRISPR experiments move closer to the clinic...and Joung 2016. Many thanks to our guest blogger Søren Hough. We additionally thank Monica Sentmanat, Victor...Ajetunmobi for their contributions to this work. Søren Hough is a Biochemistry PhD candidate in the laboratory...https://magazine.scienceforthepeople.org/.     References 1. Fu, Yanfang, et al. "High-frequency off-target..."Quantifying on-and off-target genome editing." Trends in biotechnology 33.2 (2015): 132-140. PubMed PMID...

  5. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    ...gradients. The current purification protocols for isolating exo-AAVs rely on differential centrifugation...saw that these AAV particles come in a slightly different shape. These AAV particles are often found with...able to infect more cells (as demonstrated in different cellular environments such as retina or glioblastoma...Exo-AAVs have improved transduction profiles in different AAV serotypes both in vitro and in vivo when compared...to inactivation through anti-AAV antibodies. References György, Bence, et al. "Naturally enveloped AAV...

  6. Quantifying DNA? Here are Five DNA Quantification Methods to Consider

    Type
    Blog Post
    ...the liquid. Molecules absorb different wavelengths of light to different degrees and many molecules have...spectrophotometer measures these absorbances using UV-transparent cuvettes. First you measure the absorbance of...the ladder. You then run samples of your DNA at different dilutions and quantify based on band intensities...elute and store your plasmid DNA Learn about the different grades of plasmid DNA preps Resources on Addgene.org...Addgene.org Visit the Molecular Biology Reference Find plasmids for your research Browse protocols for ...

  7. DAP arrays for multiplex gene editing

    Type
    Blog Post
    ...either from human or plant sources) in both the strength as a promoter and the activity to release gRNAs...heart disease, and type 2 diabetes, across four different types of human cells, including T cells and hematopoietic... interest with only minimal genetic payloads. Different from existing multiplex array architectures, including...when repetitive tRNA sequences must be avoided, different tRNAs with optimized 5’ leader sequences can be... lab of Xue Sherry Gao at Rice University.    References and Resources More resources on the Addgene blog...Adding Precision and Flexibility to CRISPR Editing References Yuan Q, Gao X (2022) Multiplex base- and prime-editing...

  8. Predicting Adverse Reactions to Monoclonal Antibody Drugs

    Type
    Blog Post
    ... and current Scientist, DNA Sequencing and QC at Addgene.  References and resources References Mosch... T-cells or monocytes. PBMCs can be further differentiated into dentritic cells or macrophages through... 3-D models can be applied to corroborate the occurrence and extent of the adverse drug reaction. This...of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 130, 128–142. https://doi.org/10.1016...

  9. Viral Vectors 101: Inverted Terminal Repeats

    Type
    Blog Post
    ... interest, and a polyA signal. Created with biorender.com. ITR structure  ITRs are symmetrical 145-nucleotide...resolution site (trs) are noted. Created with biorender.com. ITR modifications and types  Since ITRs are...expression can be altered by using ITR sequences from different AAV serotypes that vary in their RBE and T-shaped...multiple AAV serotypes (Wilmott et al., 2019), and different combinations of ITR and capsid serotypes vary ...restriction digest methods.    Resources and references More resources on the Addgene blog Viral Vectors...Addgene.org Addgene's AVV guide AAV Viral Preps References  Earley, L. F., Conatser, L. M., Lue, V. M., ...

  10. Quick Guide to Working with Drosophila Part 2: Controlling Gene Expression in Flies with Gal4/UAS

    Type
    Blog Post
    ... Gal4 lines and study gene expression in many different tissue types! Although putting a gene of interest... overexpressed in several cell types by using different Gal4 drivers. It is much easier to mate flies ...one gene in one cell type and another gene in a different cell type (6–8). Although it’s often very easy...the meantime, be sure to browse the publication references and web links from my first post and start designing...jonchowphd but he still reads “#” as a “pound symbol”. References 1. A. H. Brand, N. Perrimon, Targeted gene expression...systems in Drosophila: A synthesis of time and space, Trends Genet. 20, 384–391 (2004). PubMed PMID: 15262411...

  11. Science Career Options

    Type
    Blog Post
    ...are normally available (as sectors such as forensics currently have too many applicants compared to the ...Michael Koeris' Journey from Grad Student to Entrepreneur Science careers divided by the most pertinent...types of skills show that you fully explore the different options available and then decide on a course ...full time) and what life is like for someone who currently in the position. Questions you’ll want to find...Michael Koeris' Journey from Grad Student to Entrepreneur Learn to Network and Make the Contacts for Your...

  12. R Bodies: Membrane-Rupturing Microscopic Tools

    Type
    Blog Post
    ...not exert force by dynamically rearranging into different polymerization states. Instead, R body monomers...natural context or 3) be modified to extend at different pH levels. Domesticating R bodies We have shown...that R bodies can function to break membranes of different organisms. And finally, we demonstrated that R... can be “tuned” with mutagenesis to extend at different pH values. Using a screen that takes advantage...region produced R-bodies that could extend at different pHs. Plasmids expressing expressing both wild ...School. Follow her on Twitter @jessicapolka.     References 1. Kanabrocki, J. A., Quackenbush, R. L. & Pond...

  13. Components of CRISPR/Cas9

    Type
    Blog Post
    ... labs (see table below) have different PAM requirements. These different PAM requirements allow researchers...discovered all the time and the requirements of these different systems can vary (for example, xCas9 is a variant...neither bind nor cut the target. Cas9 homologs from different organisms or Cas9 mutants developed in a variety...researchers to target many different genomic loci. 3. Cleave target DNA resulting in a double-strand break...sequence.   Now that you know about all the different components of CRISPR, It's time to start thinking...

  14. Resume Writing for Non-academic Science Careers

    Type
    Blog Post
    ... is it different from a CV? Get familiar with the general format of a resume and the different presentation...If the job posting says “French-speaking is an asset,” mention “speaks French.” Employers usually don'...you volunteer to do science outreach and teach children about science? Or perhaps you have presented in... science outreach and writing was how I got my current job as a Communications Coordinator. Wondering ...

  16. Hot Plasmids - June 2019 - Optogenetics, Acoustic Reporter Genes, microRNAs, and the CRISPR-Cas9 system CHIME

    Type
    Blog Post
    ...help define the different cells present in a mixed population, or identify differentiation and disease states...essential for synaptic transmission. Cleavage of VAMP2 renders it inactive, thus inhibiting neurotransmitter release...some genes can change depending on the location. Current methods for visualizing the location and function...challenges such as the inhibition of immune cell differentiation. Furthermore, TALEN and ZFN require custom ... any immune lineage without affecting cell differentiation in a high-throughput manner. They designed ...

  17. Sweating the Small Stuff: Details in the Lab

    Type
    Blog Post
    ...the answer isn't to work harder - it's to work differently.  Tools to Try  Checklists Found in surgical ...and your workflow can have a huge impact. Test different approaches, like whether it's better for you to...as a Do Not Disturb sign, even if the headphones aren’t actually playing music. Nontraditional cues are... more than anything else I tried, made a huge difference in my ability to focus, especially on days when...what can be a rather vicious cycle.  Everybody’s Different   The truth is, there is no One True Way to Error-Free...the detail-driven daily grind of science.      References and Resources Images used Roberson Lab, UPenn...

  18. Fluorescent CRISPR Reporters: SRIRACCHA and GEmCherry2

    Type
    Blog Post
    ...These cells are then transfected with several different constructs for the reporter to work and to make... visual read out allows for easy screening of different gRNAs by simply changing the gRNA used when transfecting...labor-intensive, require multiple fluorescent proteins, and aren’t that efficient. To overcome these issues the Denham...concept the Denham lab compared editing at three different genomic sites in the AAVS1 locus using GEmCherry2...GEmCherry2. In this experiment they saw a clear difference in mCherry expression using FACs sorting, confirming...mutant of interest, give these methods a try.  References Højland Knudsen C, Ásgrímsdóttir ES, Rahimi...

  19. Enabling Precision Functional Genomics with the Target Accelerator Plasmid Collection

    Type
    Blog Post
    ...approach. One central bottleneck is that most recurrently mutated cancer genes are rare and most of the...found in genome sequencing studies (as well as reference cDNA clones mapping to well-annotated cellular...signaling pathways as part of our Genetic Pathway Reference Set. These Gateway-compatible entry clones are...cancer mutant collection and the genetic pathway reference collections are described in this paper Systematic...Central PMCID: PMC5386591.  The genetic pathway reference collection is described in this publication ...Comprehensive Set of MAPK1/ERK2 Missense Mutants. Brenan L et al. Cell Reports, 2016. PubMed PMID: 27760319...

  20. Will You Be My Mentor? Finding and Asking for Mentoring Support

    Type
    Blog Post
    ...help us in different ways and in diverse areas. It is helpful to have mentors from your current organization...that you are an expert networker (or if you just aren’t doing it at all yet) watch my webinar, “Not Networking...you identify specific skills you need for your current position Understand your interpersonal challenges...someone you trust. A good coach can make a big difference, if you can find one. Create your own peer mentoring...with progress. Tell them how their advice made a difference, helped you make a change for the good or resulted...
Showing: 441 - 460 of 1018 results