Skip to main content

We narrowed to 821 results for: tes

Showing: 421 - 440 of 821 results
  1. Behind-the-scenes of the Isolation of the Thermostable IgnaviCas9 From a Yellowstone Hot Spring

    Type
    Blog Post
    Published
    Nov. 12, 2019, 2 p.m.
    ...physical and chemical conditions like YNP thermal sites - are also of practical interest since they’ve previously...distance. At each collection site, we took GPS coordinates, water temperature readings using a heat gun,...the van der Oost lab. Phylogenetic comparison indicates that like GeoCas9 and ThermoCas9, IgnaviCas9 is...
  2. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    Published
    Dec. 13, 2018, 1:14 p.m.
    ...shown that cells treated with sucrose or other osmolytes to induce hypertonicity display enhanced monoclonal...impaired endocytosis. In parallel assays designed to test the endocytosis of a fluorescent dye and transduction...host of other AAV serotypes; it will be exciting to test this approach with different capsids. Most importantly...
  3. Science Careers: Unruly Interests Feed Many Paths

    Type
    Blog Post
    Published
    Sept. 26, 2017, 12:12 p.m.
    ...is mind-boggling. Unlike a mountain – with many routes up and only one destination – a career in the sciences...molecular pathways, I found myself curious about other routes – In terms of both types and topics of work. A ...rare organisms so I found it hard to stick to vertebrates alone.  And a longstanding inclination to be ...
  4. Plasmids 101: A Brief History of Plasmids and an Improved eBook!

    Type
    Blog Post
    Published
    Oct. 29, 2015, 2:30 p.m.
    ...of heredity were thought of as everything from parasites, to symbionts, to genes and the labels applied... the National Academy of Sciences of the United States of America 110.39 (2013): 15521–15529. PMC. PubMed... the National Academy of Sciences of the United States of America 70.11 (1973): 3240–3244. PubMed PMID...
  5. "Build Your Plasmid": The Game - Play to Teach

    Type
    Blog Post
    Published
    July 17, 2018, 12:23 p.m.
    ...the selected card on the board game. They had 35 minutes to develop a strategy and build a transfer plasmid... manipulate human stem cells. Then they had 10 minutes to expose their strategy, justifying each single...lentivirus-based ex-vivo gene therapy’ strategies to undergraduates, however you may use it and modify it for non-commercial...
  6. Celebrate National Book Month with Addgene

    Type
    Blog Post
    Published
    Oct. 3, 2019, 12:47 p.m.
    ... to read a little more this October. Science favorites Musicophilia: Tales of Music and the Brain by ...Communications and Marketing Coordinator Non-science favorites  The Mistborn series by Brandon Sanderson "The... reader of historical fiction (I can personally attest to this!). Following history from the Ice Age to...
  7. Quantifying DNA? Here are Five DNA Quantification Methods to Consider

    Type
    Blog Post
    Published
    July 21, 2020, 1:15 p.m.
    ...measures these absorbances using UV-transparent cuvettes. First you measure the absorbance of the buffer...-2 ul of sample and the run time is just a few minutes per sample. During the run, DNA fragments move ...quantified over time using a fluorescent dye that intercalates into the DNA such that smaller fragments are...
  8. Trading Spaces - Visiting Scientist Edition

    Type
    Blog Post
    Published
    Aug. 22, 2023, 1 p.m.
    ...there is someone you personally know or your lab collaborates with that can fulfill your research needs, that... that is probably the easiest path. Some institutes have structured visiting positions within defined ... any protocols the day before, etc.), take good notes, and ask questions if you don’t understand something...
  9. Hot Plasmids - January 2023

    Type
    Blog Post
    Published
    Jan. 31, 2023, 2:15 p.m.
    ...area, as the image below shows:    This system ablates tumors just as effectively as standard CAR-T cells...elevated at stable levels for 6 days - after just 15 minutes of FUS.  Similar constructs to the one above can...conditions better than most FPs. The group also tested hfYFP in expansion microscopy as well as correlative...
  10. Predicting Adverse Reactions to Monoclonal Antibody Drugs

    Type
    Blog Post
    Published
    Feb. 13, 2024, 2:15 p.m.
    ...specific subsets like CD4+ or CD8+ T-cells or monocytes. PBMCs can be further differentiated into dentritic...decisions about in vivo application and clinical testing. This would pave the way for improved patient outcomes...Burns-Naas, L. A. (2015). Chapter 27—Immunotoxicology Testing of Monoclonal Antibodies in Macaca fascicularis...
  11. DAP arrays for multiplex gene editing

    Type
    Blog Post
    Published
    July 7, 2022, 1:15 p.m.
    ...stood out from their initial testing. It outperformed other tRNA candidates (either from human or plant...muscular dystrophies, heart disease, and type 2 diabetes, across four different types of human cells, including...
  12. Fluorescent Protein Travel Awards - FLiPs and Fluorescent Protein Biosensors

    Type
    Blog Post
    Published
    July 27, 2017, 1:11 p.m.
    ...variety of research applications and particularly notes their ability to be precisely spatio-temporally ...down the HMO of interest, the lactose released activates expression of GFP from the lac operon. GFP expression...Light to Control CRISPR Genome Editing Choose the Brightest Fluorescent Protein for Your Experiments Resources...
  13. Components of CRISPR/Cas9

    Type
    Blog Post
    Published
    Feb. 2, 2016, 5 p.m.
    ...CRISPR/Cas system, Cas9 is guided to its target sites with the aid of two RNAs: the crRNA which defines... as a scaffold linking the crRNA to Cas9 and facilitates processing of mature crRNAs from pre-crRNAs derived...modify the desired genomic locus.   Some historical notes CRISPR arrays in bacterial genomes consist of repeated...
  14. Management for Scientists: Delegating is Key

    Type
    Blog Post
    Published
    Feb. 20, 2015, 8:30 p.m.
    ... meeting on the calendar even if it is just 15 minutes a week. Clearly identify constraints and boundaries...only way and may not even be the best way. This facilitates success and trust. Micromanaging is bad for everyone...Update frequently with progress reports, meeting minutes and plan changes. Written documentation helps make...
  15. Plasmids 101: Mammalian Vectors

    Type
    Blog Post
    Published
    March 25, 2014, 3:15 p.m.
    ...plasmid, and can be assayed conveniently. A direct test for your gene of interest may be another method ...always mission critical to make sure the plasmid replicates in the cell, as many of these experiments are... 100-400 ug/mL *Not comprehensive.   ** In eukaryotes.   ***The concentration used for selection is...
  16. 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.
    ...information, making it available to everyone, that creates more breakthrough and innovation. With any kind...Suffolk University Law School. Suffolk University graduates on average 20 PhD’s a year and we have a very ...Committee at the Greater Boston Food Bank and participates locally in Read To A Child's "Lunchtime Reading...
  17. Plasmids 101: Screening Strategies Used in Plasmid Cloning

    Type
    Blog Post
    Published
    Sept. 15, 2020, 1:15 p.m.
    ...below). Plating the transformation on ampicillin plates containing X-gal allows you to identify cells that...that when a portion of the gene is deleted, it creates a non-functional 𝛽-galactosidase. Complementing...this deleted portion, for example on a plasmid, creates a functional 𝛽-galactosidase. Blue-white screens...
  18. Fluorescent CRISPR Reporters: SRIRACCHA and GEmCherry2

    Type
    Blog Post
    Published
    May 26, 2020, 1:15 p.m.
    ...can rapidly and efficiently evaluate Cas9 cutting sites and activity (Knudsen et al., 2018).  To create ...lab compared editing at three different genomic sites in the AAVS1 locus using GEmCherry2. In this experiment...again that sgRNA structure and genomic recognition sites play a large role in CRISPR-Cas9 efficiency. They...
  19. Viral Vectors 101: Viral Applications

    Type
    Blog Post
    Published
    April 13, 2023, 1:15 p.m.
    ...be used to express proteins. Viral expression cassettes typically contain a promoter (inducible or constitutive...lineage, and so much more! Libraries allow you to test thousands of elements simultaneously in your system...dose. Vaccine development strategies. Image courtesy of Gorry et. al, 2007.   Clinical applications...
  20. Flow Cytometry Readouts: Yes, No, and Everything in Between

    Type
    Blog Post
    Published
    Aug. 20, 2024, 1:15 p.m.
    ...to the right indicates a higher signal, or upregulation, and a peak to the left indicates a lower signal...continue gating populations of interest with normal gates, just based on a histogram plot instead of a dot...
Showing: 421 - 440 of 821 results