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TypeBlog PostPublishedJune 12, 2018, 11:40 a.m....at the level of nucleosomes, loops, chromosomal domains, or how stretches of DNA on different chromosomes...for the structure of paraspeckles. Clemson CM, Hutchinson JN, Sara SA, Ensminger AW, Fox AH, Chess A, Lawrence... Eric J. Perkins...
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The time and cost required to make a plasmid
TypeBlog PostPublishedMarch 23, 2023, 1:15 p.m.... to make a plasmid. Doench’s lab in the Broad Institute has created hundreds of thousands of plasmids,...Table 1. Of course, this is for the simple insertion of a PCR product into a vector. The time it takes...your experiment. Make your work “high-throughput” Instead of making one plasmid at a time, try constructing... -
Gendered Innovations: Why Does Sex of the Cell Matter?
TypeBlog PostPublishedJuly 21, 2016, 2:30 p.m....participating in science and engineering. “Fix the Institutions” promotes gender equality in careers through...the importance of analyzing sex, the National Institutes of Health (NIH) now requires that sex be included...curricula. Corporations need to integrate these insights into product design. But eyes have been opened—and... -
CRISPR in the Clinic
TypeBlog PostPublishedNov. 2, 2023, 1:15 p.m....disease and cultured cells. For example, in 2013, Jinsong Li and colleagues chose to explore CRISPR’s therapeutic...allogenic “off-the-shelf” treatment. In short, instead of using the patient’s own cells that have been...tract infections. The Cas3 enzymes target several strains of E. coli and lethally chop their genomes into... -
Viral Vectors 101: Virus Safety
TypeBlog PostPublishedJune 22, 2023, 1:15 p.m....replicate and continue the infection cycle once inside the host. While the virus can still enter (and ...into the host’s genome. However, some adenovirus strains are known to cause respiratory diseases in humans...your centrifugation speed, to cover the centrifuge bins. These have to be added and removed in a biosafety... -
Lab Automation at Addgene
TypeBlog PostPublishedMarch 22, 2018, 1:28 p.m....go over caps and push them into micronic tubes instead of pushing them in one by one. It seems very simplistic...Addgene would love to move forward and automate. For instance, vial labeling would be much easier with a Tube...which air brushes the information onto the vials instead of requiring us to put a label on each tube by ... -
Illuminating Epigenetics with A FRET Based Biosensor
TypeBlog PostPublishedNov. 19, 2015, 3:30 p.m....remodeling. Chromatin is a complex of DNA and histone proteins that compacts cellular DNA into chromosomes and.... 3. Kaati, Gunnar, Lars O. Bygren, and Soren Edvinsson. "Cardiovascular and diabetes mortality determined...Experiments Post Read Other Blog Posts about Fluorescent Proteins ... -
7 Simple Strategies to Resolve Conflicts with Difficult Supervisors
TypeBlog PostPublishedJan. 21, 2015, 1:30 p.m.... 5) Listen to your supervisor’s viewpoint and brainstorm about mutually beneficial solutions Your supervisor...Look at the problem from their viewpoint, and brainstorm about solutions that will meet both of your needs...important issues in person or over the telephone instead of email. As you cannot see a person’s body language... -
The AAVantages of AAV in CRISPR Screens
TypeBlog PostPublishedFeb. 4, 2025, 2:15 p.m....AAV does not integrate into the host genome. AAV instead relies mainly on episomal expression. Episomes ... Even more creative options involve generating strains of mice that stably express Cas effectors in specific...doi.org/10.1038/s41596-022-00700-y Hanlon, K. S., Kleinstiver, B. P., Garcia, S. P., Zaborowski, M. P., Volak... -
PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs
TypeBlog PostPublishedJune 25, 2024, 1:15 p.m....precise modifications of DNA (replacements, small insertions, and deletions) without introducing DNA double-strand...screens such as PRIDICT/PRIDICT2.0 provide valuable insights into pegRNA editing efficiencies for specific ...Parts, L. (2023). Prediction of prime editing insertion efficiencies using sequence features and DNA repair... -
PCR Applications for Copy Number Variation Assays
TypeBlog PostPublishedApril 26, 2022, 1:15 p.m....price point, which should be carefully balanced against the limitations of the assay. Fig....immersion technique, courtesy of CAR15.) Each droplet contains a primer and probe set for both the gene of interest...only ddPCR provides absolute quantitative data, instead of relative quantification. Even though no one... -
Light Sheet Fluorescence Microscopy
TypeBlog PostPublishedJuly 16, 2015, 2:30 p.m....cochlea in 3D. The basic configuration of the instrument used in this reconstruction lay the foundation...cleared whole-mount specimens, such as whole mouse brains expressing green fluorescent protein (GFP) (6)....solvent cleared organs) method of imaging rodent brains and spinal cords by combining Ultramicroscopy with... -
Great Results Start with Great Standard Curves
TypeBlog PostPublishedAug. 15, 2024, 1:15 p.m....concentration of a serially diluted standard is plotted against its OD560 measurements and the trendline y = 0.6561x...the minimum and maximum detection limits of the instrument being used to measure the response. The dynamic... to set yourself up for success! Study the instruments and specific assays you will be using ahead of... -
CRISPR 101: RNA Editing with Cas13
TypeBlog PostPublishedJuly 31, 2020, 12:30 p.m.... Cas13 enzymes do not contain the RuvC and HNH domains responsible for DNA cleavage, so they cannot directly...functional A->G change. They fused ADAR deaminase domains (ADARDD) to dPspCas13b, but observed low RNA editing...perform C-to-U edits, the authors note that it retains its adenine deaminase ability. The authors then... -
Droplet Digital PCR for AAV Quantitation
TypeBlog PostPublishedJan. 16, 2020, 2:18 p.m....using water-oil emulsion technology. Each droplet contains the ingredients for amplification of the target...experiment. The process to titrate AAV by ddPCR begins with diluting the virus. It is important to note...containing approximately 20,000 droplets. Each droplet contains the material required for a mini amplification... -
SciComm: Taking Science to Elementary and Middle Schools
TypeBlog PostPublishedJuly 9, 2019, 12:52 p.m....Our Parent Teacher Association (PTA) has been instrumental in supplementing that curriculum. It’s through...little intimidating. Too simplistic and I would insult the students. Too complicated and I would quickly... Eric J. Perkins... -
Plasmids 101: Secondary Nanobody Toolbox
TypeBlog PostPublishedFeb. 27, 2018, 2:04 p.m....be better suited for the job. As single domain proteins, they can be expressed in bacteria, making nanobodies...primary antibodies from different IgG subclasses. Instead, you can pre-incubate individual primary antibodies...Learn more about protein tags Read about E. coli strains for protein expression Additional Resources on... -
AAVs CREATed for Gene Delivery to the CNS and PNS
TypeBlog PostPublishedSept. 28, 2017, 2:01 p.m....is introduced into the cap plasmid library by inserting short DNA sequences that contain all possible ...to 2-fold higher GFP intensity compared to the strains they were derived from. They also transduced a ...A cocktail of three AAV vectors expressing RGB proteins under the control of an inducer, i.e. tet-off ... -
Lentiviral Vector Uses and Overview
TypeBlog PostPublishedMay 19, 2016, 2:30 p.m....that couldn’t package itself due to a few missing proteins. The envelope plasmid contained a viral envelope...lentiviral vector containing an antisense sequence against the HIV-1 envelope. As of 2013, 65 patients had...Lentiviral vectors in cancer immunotherapy. Oldham RA, Berinstein EM, Medin JA. Immunotherapy. 2015;7(3):271-84... -
A Career in Grants: How To Become a Grant Professional
TypeBlog PostPublishedAug. 20, 2015, 2:30 p.m....credential from the Grant Professional Certification Institute (GPCI). GPCI evaluates a candidate's expertise...through the Grant Professionals Certification Institute, an Approved Trainer by the Grant Professionals... Social Media Strategist through the National Institute of Social Media. Follow Jo on Twitter @JM_Grants...