Skip to main content
Addgene
Showing: 61 - 80 of 108 results
  1. Viral Vectors 101: An Introduction to AAV

    Type
    Blog Post
    ..., AAV2/8 has a type 2 ITR and a type 8 serotype. Almost all vectors contain type 2 ITRs, which comes from...differentiated, non-dividing cells.   Figure 2: DNA rescue and transduction of a conventional single-stranded...quantitative PCR-based method for the titration of AAV-2 vector stocks."Molecular Therapy 6.2 (2002): 272. ...Guerin and Susanna Stroik. Didem Goz Ayturk is a Postdoctoral Fellow in Connie Cepko’s Lab investigating neuronal...
  2. pCXLE toolkit: Efficient episomal plasmid-based method to reprogram peripheral blood cells to iPSCs

    Type
    Blog Post
    ...blood are reprogrammed immediately after collection [2]. PBMCs display unique epigenetic signatures that ...PMID: 27882265. PubMed Central PMCID: PMC5118044. 2. Kim, Y., et al., The Generation of Human Induced ...pCXLE-hUL 27080 L-MYC and LIN28 pCXLE-hOCT3/4-shp53-F 27077 OCT3/4 and shRNA against p53 pCXWB-EBNA1... is the expression of the reprogramming factors- OCT3/4, SOX2, KLF4, and C-MYC [1]. For the derivation...mixture of two vectors that encoded six factors - OCT3/4, SOX2, KLF4, C-MYC, LIN28 and SV40 large T antigen...Mukherjee. Kusumika (Kushi) Mukherjee is currently a postdoctoral fellow at Massachusetts General Hospital with...
  3. R Bodies: Membrane-Rupturing Microscopic Tools

    Type
    Blog Post
    ...be decorated with proteins and remain functional, 2) break membranes outside of their natural context ...PubMed PMID: 3759909. PubMed Central PMCID: PMC213417. 2. Schrallhammer, M. et al. Tracing the role of R-bodies...contributed by guest blogger Jessica Polka, a Postdoctoral Research Fellow with Pamela Silver.  Most types...with their environment.   Jessica Polka is a Postdoctoral Research Fellow with Pamela Silver in the department...
  4. Crowdfight, a Platform to Boost Scientific Collaboration During COVID-19 and Beyond

    Type
    Blog Post
    ...mammal called alpaca could neutralize the SARS-CoV-2 virus. But while the early results were promising,...receiving dozens of requests every day.    Figure 2: When a researcher needs a collaborator for a specific...Crowdfight will: 1) Find an expert with the right skill; 2) Confirm the expert’s suitability and availability...IgnacioAmigoH     María Hernández-Sánchez is a postdoctoral researcher at Instituto de Investigación Biomédica...
  5. AAVs in Retinal Gene Therapy

    Type
    Blog Post
    ...therapy had fallen - plummeted really -  from grace 2 years prior with the death of Jesse Gelsinger in an... the whole field to a grinding stop and only now, 2 decades later, is it finally back in the limelight...the other hand, have broad tropism in the eye. AAV-2, the first identified serotype and the one used in...reading 1. FDA approves gene therapy for blindness 2. Gene Therapy emerges from disgrace to be the next...amaurosis. This is the first of what I, scientists, doctors and patients hope are many more clinical successes...
  6. Simplify Cloning with in vivo Assembly

    Type
    Blog Post
    ...procedure to be performed using a simple two-step, 2 hr protocol prior to transformation (Figure 1). As...Primer design Using specific primer design (Figure 2), IVA cloning can be used to perform any plasmid modification... for each type of modification is shown in Figure 2, and is discussed in more detail below. The main requirement...Biotechniques 10.1 (1991): 62-66. PubMed PMID: 2003926. 2. Bubeck, Peter, Monica Winkler, and Wilfried Bautsch...Laboratory of Molecular Biology. Jake Watson is a postdoctoral researcher in neurophysiology at the MRC Laboratory...
  7. Advanced Uses of Cre-lox and Flp-FRT - A Neuroscientist’s View

    Type
    Blog Post
    ...FLP and Cre for additional control   Figure 2: Expression of a morphological marker (eYFP) and synaptic...Sternson. 2008. “A FLEX Switch Targets Channelrhodopsin-2 to Multiple Cell Types for Imaging and Long-Range ...PMID: 18614669. PubMed Central PMCID: PMC2593125. 2. Buchholz, F, P O Angrand, and A. Francis Stewart....The FLP Recombinase of the Saccharomyces Cerevisiae 2 Micron Plasmid Attaches Covalently to DNA via a Phosphotyrosyl...guest blogger, Katrin Michel! Katrin Michel is a Postdoctoral Researcher at MIT and is fascinated by the question...
  8. Important Considerations in Optogenetics Behavioral Experiments

    Type
    Blog Post
    ... will repeatedly nose-poke at the active hole [1, 2].    Place preference/place aversion also models reinforcement...spend most of its times in the opposite chamber) [2]. Laser activation is usually controlled automatically...two different ways 1) your hypothesis is wrong or 2) there is some problem with the technical implementation...PMID: 21716290. Pubmed Central PMCID: PMC3775282. 2. McDevitt, Ross A., et al. "Serotonergic versus nonserotonergic...University of Michigan and he is currently a Postdoctoral Fellow in the lab of Mary Jeanne Kreek at the...
  9. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    ...with neuron-specific expression of dCas9-VPR (Figure 2), a popular Cas9 activator developed by the Church...ubiquitous ones such as EF-1α and CAG. Figure 2: Dual lentivirus system with ubiquitous expression...Patrick Miller-Rhodes, a Ruth L. Kirschstein NRSA Predoctoral Fellow at University of Rochester Medical Center...Miller-Rhodes is currently a Ruth L. Kirschstein NRSA Predoctoral Fellow at University of Rochester Medical Center...
  10. Production of Virus in Insect Versus Mammalian Cells

    Type
    Blog Post
    ...) 38 kb Cells HEK-293T Sf9 Time to collection 2–4 days 5–10 days Purification Ultracentrifugation...Centrifugation Titration time ~1 day (AAV); ~1 week (lenti) 2–10 days Initial titers Higher Lower Resources... a factory to produce adeno-associated virus type 2 vectors. Human Gene Therapy, 13(16), 1935–43. https...the insectspodoptera frugiperda (lepidoptera; noctuidae). In Vitro, 13(4), 213–217. https://doi.org/10.1007...
  11. A Conference By Postdocs For Postdocs: Future of Research

    Type
    Blog Post
    ...symposium on the future of the scientific endeavor October 2-3, 2014 Boston University Jacob Sleeper Auditorium...article - you should join Dr. Bourne in Boston on October 2nd when he will be the keynote speaker for the...
  12. Fluorescent Proteins 101: Luciferase

    Type
    Blog Post
    ...native enzyme, which are summarized in Table 2 below.  Table 2: Properties of native luciferases Organism...None Yes Luminous Japanese ostracod(Cypridina noctiluca)Sea firefly(Cypridina hilgendorfii) 465 62 Cypridina...
  13. FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution

    Type
    Blog Post
    ...upstream of an opsin gene (e.g., channelrhodopsin-2, ChR2) fused to a reporter gene (e.g., mCherry) to...the correct orientation to be transcribed (Figure 2) (Sharma and Zhu, 2014). How does FLEx enable strong... Abdallah, Khaled, et al. "Adeno-associated virus 2/9 delivery of Cre recombinase in mouse primary afferents...Deniz, et al. "A FLEX switch targets Channelrhodopsin-2 to multiple cell types for imaging and long-range ...then moved to France where she worked as a post-doctoral fellow on developmental biology at the École Normale...
  14. Visualizing Genomic Loci with CRISPR-Sirius

    Type
    Blog Post
    ...that the signal to noise ratio can be increased from 2-fold (by CRISPRainbow) to 3-fold with CRISPR-Sirius...CNV) analysis of the U2OS cells.   Figure 2: CRISPR-Sirius tricolor labeling. (A) Diagram of sgRNA-Sirius...candidates for further development. They inserted an octet of MS2 hairpins into the gRNA tetraloop and went...
  15. Four Factors that Differentiate the Stem Cell Field

    Type
    Blog Post
    ...Interview with Stem Cell Researcher Darrell Kotton 2. Stem cell scientists care about patients As any grad... Yamanaka explained that it took 50 people nearly 2 years to create the first stem cell line that could...differentiated cells simply by expressing four proteins Oct4, Sox2, Klf4, and cMyc (the so called OSKM factors...
  16. 5 Great Apps for Lab Life

    Type
    Blog Post
    ...misplacing your results or losing that lab notebook from 2 years ago. The free subscription to Lab Archives allots...notebooks you’re saving trees! The Earth thanks you. 2. Gibco Cell Culture by Gibco Whenever I start to learn...Management Software Resources on Addgene.org Find Protoctols for Your Research Catch Up On Your Molecular ...
  17. Advice on Career Paths and the Green Card Process for International Researchers and Entrepreneurs

    Type
    Blog Post
    ... both substantial merit and national importance; (2) The foreign national must be well positioned to advance...outstanding achievements in your specific academic field, (2) that you have three 3 years of research experience..., Casseus Law suggests a mix of experts including 2 dependents –people who have worked with you i.e. your...sponsorship) then he or she can start working in October of the same year. The Industry H-1B visa is not...research institutions are willing to sponsor postdoctoral researchers for the EB-1B using the concept ...
  18. Cancer, Inflammation and Immunity - Harnessing the Body’s Defenses to Fight Cancer

    Type
    Blog Post
    ...represent a favorable state for tumor progression (Ref 2). Future treatments may need to target this immunosuppressive...cell 30.1 (2016): 147-160. PubMed PMID: 27411589. 2. Todoric, Jelena, Laura Antonucci, and Michael Karin...Relationship” by our guest blogger Subhadra Jayaraman, a doctoral candidate at Binghamton University! Cancer therapeutics...
  19. Deep Dive: qPCR

    Type
    Blog Post
    ...indicating primer dimers. (c) A double peak indicating 2 amplicons. Image credits (respectively): Zuzanna K...details for reproducibility’s sake!   Fig. 2: Setting up triplicates in multiple configurations...used method is the Standard Curve method. See Table 2, (adapted from Wong, 2018) for a comparison of different...Statistically defined log-linear phase   Table 2: A comparison of different qPCR analysis methods. ... for RNA quantitation. Biotechniques. 2000 Aug;29(2):332-7. doi: 10.2144/00292rv02. PMID: 10948434.Taylor...Nucleic Acids Research, Volume 28, Issue 19, 1 October 2000, Pages 3752–3761, https://doi.org/10.1093/...
Showing: 61 - 80 of 108 results