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Showing: 291 - 300 of 915 results
  1. How-to: 5 Steps to a Great Panel Discussion

    Type
    Blog Post
    ...do not let the panelists introduce themselves. I do a 1-2 minute introduction. If you chose good panelists...and will play a different role so her ability to control the event is what is important. Choose 4 panelists...logistics To make a really lively discussion, I strongly suggest asking the panelists not to use any slides...it (lapel mics are best). The moderator takes control It is the moderator's job to prevent anyone from...talking, so they will easily take 5 minutes to introduce themselves and, voila, 1/2 of your time is gone...publicity. Good panels do not waste time on long introductions. The moderator asks questions, calling on 1-...
  2. Special Delivery: Fluorophore Targeting for FRET Studies

    Type
    Blog Post
    ...needed and when is it not? What are the proper controls needed to pressure-test your FRET assay to make...pyrrolysyl-tRNA synthetase Mammalian Cells pCMV-DnpK dinitrophenyl hapten Mammalian Cells pANAP AnapRS Mammalian...commercially available as Lumio Green and Lumio Red from Invitrogen (now ThermoFisher Scientific). These reagents...molecular distances (see Table). However, proper control experiments are needed to establish the dynamic...These experiments include producing a positive control construct where the donor and the acceptor fluorophore... each other on the same protein and a negative control experiment conducted on donor-only labeled protein...biarsenical− tetracysteine motif determined by NMR spectroscopy." Journal of the American Chemical Society 131.13...
  3. Pooled Library Amplifications

    Type
    Blog Post
    ... of plasmids, they are generally electroporated into electrocompetent cells to ensure the highest possible...chemical transformations is less than that of electroporation, but an advantage is that chemical transformations...protocol, the size of the cuvettes your lab’s electroporator uses, etc. The DNA amount can be anywhere from...DNA in 100 μL of cells over four individual electroporations. The specifics of this can be based on the...5,000,000 30 bp At least 200 ng Liquid Electroporation Protocol (DOCX, 15.8 KB) Barcode SPLINTR... CRISPR Preparing Pooled Libraries NGS Quality Control for Pooled Libraries Resources on Addgene.org Addgene's...
  4. Expanded Access to Rabies Plasmids

    Type
    Blog Post
    ...SARS-COV-1 plasmids. Export control license process    An export control license, once approved, allows...repository, including rabies plasmids, are export-controlled materials in the USA, where Addgene is located...applicable research project when purchasing export-controlled materials. Addgene will then apply for the license...   Due to recent regulation changes, an export control license for rabies materials may be required for...application process.  More information about export control licenses is available through the US Bureau of ...
  5. Antibodies 101: Producing Recombinant Antibodies

    Type
    Blog Post
    ...Using a spectrophotometer is among the faster methods of quantification. Many spectrophotometers have an... you have multiple contaminating bands or a few strong ones, consider increasing the number of washes ... period of two weeks. After this time, quality control assays showed that the majority of antibodies are...references More resources on the Addgene blog Introduction to Antibodies Plasmid-based Recombinant Antibodies...Protein aggregation - Mechanisms, detection, and control. Int J Pharm. 2018 Oct 25;550(1-2):251-268. doi.../j.cocis.2014.10.002. Randolph TW, Schiltz E, Sederstrom D, Steinmann D, Mozziconacci O, Schöneich C, ...
  6. Isolating Genomic Regions of Interest with the CRISPR System

    Type
    Blog Post
    ... they then confirmed by PCR. Subsequent mass spectroscopy studies allowed for the identification of proteins...Fujii Lab generated a transgenic mouse line and retroviral expression system for using this approach in ...analyzed, the Fujii lab also developed another "in vitro" form. In this form, the CRISPR complex, consisting...biotinylated gRNA, were successfully used in this "in vitro" form. Any tag system can be used to isolate genomic...expressed can cause facioscapulohumeral muscular dystrophy (FSHD), a disease for which there is currently... isolation of DNA fragments and chromatin by in vitro enCh IP technology using recombinant CRISPR ribonucleoproteins...as an RNA-guided platform for sequence-specific control of gene expression." Cell 152.5 (2013): 1173-1183...
  7. New Viral Vectors - Spring 2025

    Type
    Blog Post
    ... channelrhodopsin in the retrograde serotype, and a dTomato under the control of the E6 regulatory element...pAAV-CAG-emiRFP670 AAV1 Control Kiryl Piatkevich New viral tool pAAV-S5E6-dTom-nlsdTom AAV1 Control Jordane Dimidschstein...Wilson New serotype AAVrg = AAV retrograde (also called AAV2-retro) Looking for more viral vectors? ...
  8. Twenty Years of Sharing: Expanding Accessibility

    Type
    Blog Post
    ...Optogenetics Guide γ-Retrovirus Guide Protocols Agarose Gel Electrophoresis Bacterial Transformation... direct shipments weren’t able to clear import control. Partnering with a distributor allowed us to share... How to Design Primers for PCR Agarose Gel Electrophoresis Inoculating Liquid Bacterial Cultures Restriction...Restriction Digest Analysis We also introduced guides — practical primers to help users get started ...we launched the Addgene YouTube channel to add a strong visual component to our educational resources. ... systems to allow for easier access to export-controlled items by streamlining permissions and paperwork...
  9. Analyzing CRISPR Editing Results with ICE from Synthego

    Type
    Blog Post
    ...derived from the control trace file. On the plot, the green (edited sample) and orange (control sample) lines...cells, genomic DNA from both edited and unedited (control) populations is PCR-amplified and Sanger sequenced...determined by comparing the edited trace to the control trace. In the ICE algorithm, potential editing ...summary table. You can also use your browser’s Control+F or Command+F functionality to search for a particular...disagreement between the non-edited wild type (control) and the edited sample in the region around the...difference. Traces The Traces tab shows the edited and control, non-edited Sanger traces in the region around ...
  10. Career Insights: Technical Support Specialist

    Type
    Blog Post
    ...different scientific fields, and knowledge of how to troubleshoot problems at the bench. Specifically, roles in...loads of questions, and I also had to do some troubleshooting as advised by the technical support person....specificity of this antibody?” You will also help troubleshoot products, give general experimental guidance...the world easier. You should also demonstrate a strong willingness to help others with their problems,... initial contact, but is less suitable for troubleshooting or issuing replacement products. In order to...careers are open to experienced professionals with strong interest in the technical aspects of science and...work includes reviewing customer data sets, troubleshooting protocols, analyzing information, and solving...
Showing: 291 - 300 of 915 results