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TypeBlog PostPublishedSept. 12, 2019, 1 p.m.... continue to be useful for monitoring neuronal activity in the form of calcium dynamics. (For more details...fluorescence) and is useful for imaging signaling activity in large populations of densely-labeled neurons...
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FlipGFP, a novel fluorescence protease reporter to study apoptosis
TypeBlog PostPublishedMay 21, 2019, 12:10 p.m....to increase fluorescence 10-fold after protease activity (To et al., 2016). However, the lab wanted to ...spatial and temporal dynamics of apoptosis both in vitro and in living organisms to better study and understand... -
New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor
TypeBlog PostPublishedApril 7, 2022, 1:15 p.m.... inserted GFP. After characterizing iGluSnFR in vitro, showing that it is selectively activated by glutamate...they showed that iGluSnFR could detect neuronal activity in C. elegans, zebrafish, and mice. Second Generation... -
Crowdfight, a Platform to Boost Scientific Collaboration During COVID-19 and Beyond
TypeBlog PostPublishedJune 1, 2021, 1:15 p.m..... In helping today and be helped tomorrow. Our activity is non-profit and pro bono. If this sounds appealing...we do in our Frequently Asked Questions. We also invite you to participate in the 1st Crowdfight Symposium... -
Early Career Researcher Toolbox: Free Tools for Science Writing
TypeBlog PostPublishedApril 28, 2021, 1:15 p.m....Resources: Citation Managers, Programming, & Productivity": This podcast talks about Mendeley, Zotero,...Zotero, and other citation managers and productivity tools for grad school Hello PhD Podcast episode 15 "Simple... -
Viral Vectors 101: Inverted Terminal Repeats
TypeBlog PostPublishedOct. 19, 2023, 1:15 p.m....from AAV2 because they demonstrate high promoter activity (Earley et al. 2020), but non-AAV2 ITRs can be...regions of inverted terminal repeats reduces rAAV productivity but increases transgene expression. Sci Rep,... -
Fluorescent Protein Travel Awards - FLiPs and Fluorescent Protein Biosensors
TypeBlog PostPublishedJuly 27, 2017, 1:11 p.m....applicants but Xin and Fatima stood out for their creativity in the use of fluorescent proteins and the potential...variety of enzymes and proteins with inducible activity and recently presented her work at the 2017 Winter... -
How to Lead a Great Meeting
TypeBlog PostPublishedFeb. 9, 2016, 3:30 p.m....impacted by a project. Instead, invite the experts on the topic at hand. Invite one “ambassador” from each ... -
Synthetic Photobiology: Optogenetics for E. coli
TypeBlog PostPublishedSept. 8, 2015, 2:30 p.m.... including their potential toxicity and cross-reactivity with other pathways. Since these effectors are...chromosomally. Leakiness was also an issue; some promoter activity persisted in the inactive state. The dynamic range... -
Resume Writing for Non-academic Science Careers
TypeBlog PostPublishedDec. 18, 2014, 4:06 p.m.... instead of having all the pages in a Curricula Vitae to showcase your publications, academic performances...perhaps you were involved in some extracurricular activities – did you volunteer to do science outreach and... -
Plasmids 101: How to Verify Your Plasmid Using a Restriction Digest Analysis
TypeBlog PostPublishedAug. 28, 2014, 3:34 p.m....and ClaI are sensitive to methylation and their activity may be blocked. If you have to use these enzymes...bacterial strain such as JM110 or INV110. Avoid star activity. Some endonucleases (for example BamHI) are capable... -
Viral Vectors 101: Gamma-Retroviral Packaging Systems
TypeBlog PostPublishedAug. 6, 2024, 1:15 p.m..... Envelope gene (may be pseudotyped to alter infectivity): The use of the VSV-G envelope provides the ...tropism envelope protein; Pseudotyped to alter infectivity. Packaging Gag Precursor structural protein... -
A Deep Dive into BioBuilder
TypeBlog PostPublishedOct. 11, 2017, 1:44 p.m....How do I engage my students in real-world lab activities? I’m trying to inspire them and also keep up ...extracts to perform transcription and translation in vitro, and the new BioBuilder module allows students to... -
Plasmids 101: Screening Strategies Used in Plasmid Cloning
TypeBlog PostPublishedSept. 15, 2020, 1:15 p.m....All_in_one_CRISPR/Cas9_LacZ, a CRISPR gRNA plasmid from Lynne Postovit’s lab. It contains an ampicillin resistance marker...the lacZ gene, thus disrupting 𝛽-galactosidase activity. These cells, presumably the cell you want, cannot... -
Sharing is Caring: But How to Distribute Open Hardware?
TypeBlog PostPublishedFeb. 28, 2023, 2:15 p.m....existing components are adapted and combined with creativity and feedback from the community to create state-of-the-art...Madagascar. Platforms that allow for on-going creativity with the construction plans. Appropriate open-source... -
Luminescent Imaging with Nano-lanterns
TypeBlog PostPublishedMay 25, 2017, 2:30 p.m....probes, with sufficient signal for in vivo and in vitro imaging. Saito et al. used this Nano-lantern to ...intravenously with coelenterazine, with increased sensitivity and faster imaging compared to previous publications... -
Multiplex Genome Editing with CRISPR-Cpf1
TypeBlog PostPublishedMay 9, 2017, 2:12 p.m....showing that Cpf1 can cleave an array of 4 crRNAs in vitro and when expressed in 293 cells. This allows for...effective method with multiple applications (in vitro, in vivo, transfection, viral transduction) for ... -
Screening for Successful Genome Editing with Digital PCR
TypeBlog PostPublishedMarch 30, 2017, 2:30 p.m....commonly employed mismatch nuclease assays. Sensitivity: Less than 20 ng of total gDNA is sufficient ...Findlay, S. D., Vincent, K. M., Berman, J. R. & Postovit, L.-M. A Digital PCR-Based Method for Efficient... -
Top Requested Lentivirus and AAV of 2016
TypeBlog PostPublishedJan. 6, 2017, 3:56 p.m....work. After all, as we like to sayat Addgene, productivity is infectious. Curious which viruses researchers...mCherry can be used to induce neuronal silencing in vitro and in vivo (Krashes et al., 2011). The various ... -
Back to Bacteria: CRISPR gRNA Multiplexing Using tRNAs
TypeBlog PostPublishedJune 2, 2015, 6:06 p.m....study the effect of gene knockout in vivo and in vitro, as well as to insert targeted mutations through...gRNAs may be used to target genes with overlapping activity. Multiple gRNAs can also facilitate deletions ...