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TypeBlog PostPublishedJune 27, 2017, 1:03 p.m.... What is this FRET you speak of? Förster Resonance Energy Transfer (FRET) was originally described...has led to the alternative acronym Fluorescence Resonance Energy Transfer. Unlike the typical excitation...Müller, Sara M., et al. "Quantification of Förster resonance energy transfer by monitoring sensitized emission... Jason Niehaus...
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Gaining Leadership Skills Volunteering at a Professional Organization
TypeBlog PostPublishedAug. 6, 2015, 2:30 p.m....national levels. These skills will also help the person mentor others more successfully. But how does one...phone calls. This has its challenges as meeting in person is often much more productive and makes it easier... previous formats but I learnt to overcome the personal frustration and submit reports in the format requested...voice may not always be perfectly aligned with my personal viewpoint but, as a leader in the NPA, I had to... -
No Llamas Required - Synthetic Nanobodies Against Membrane Proteins
TypeBlog PostPublishedJune 18, 2020, 1:15 p.m....proteins on the cell surface. Figure 1: Comparison of common antibody, HCab, and nanobody. For more...starting library size (up to 1012 members) in comparison to other display systems using phage and yeast...Egloff P, Hutter CAJ, Kuhn BT, Bräuer P, Newstead S, Dawson RJP, Geertsma ER, Seeger MA (2020) Generation of... Gera J, Gmür S, Spies P, Gygax D, Geertsma ER, Dawson RJ, Seeger MA (2018) Synthetic single domain antibodies... -
PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs
TypeBlog PostPublishedJune 25, 2024, 1:15 p.m....edit, it simply becomes impossible (or at least unreasonable) to test them all. This is where PRIDICT comes...find their way into the hands of users. For this reason, we made our tools available via the PRIDICT website...A. A., Koblan, L. W., Levy, J. M., Chen, P. J., Wilson, C., Newby, G. A., Raguram, A., & Liu, D. R. (2019.... M., Pallaseni, A., Kuzmin, I., Raudvere, U., Peterson, H., Liberante, F. G., & Parts, L. (2023). Prediction... -
Capturing a Moment with Marc Zimmer’s “The State of Science”
TypeBlog PostPublishedJuly 30, 2020, 1:15 p.m....the most successful scientists have outgoing personalities to supplement their intellectual prowess and... era of social media and self-promotion, and personality is playing an increasingly important role in ... that produced by the confident and flamboyant Watsons.” In Part Four, “New Science,” Zimmer tackles more...little bit about many different things (part of the reason Addgene has been such a great fit for me!), the... -
Antibodies 101: Producing Recombinant Antibodies
TypeBlog PostPublishedAug. 13, 2024, 1:15 p.m....PMID: 31891733. Brechmann NA, Schwarz H, Eriksson PO, Eriksson K, Shokri A, Chotteau V. Antibody capture....106. PMID: 33151027; PMCID: PMC7665837. L'Abbé D, Bisson L, Gervais C, Grazzini E, Durocher Y. Transient...Chen E, Haidar JN, Srivastava A, Goldstein J. Comparison of predicted extinction coefficients of monoclonal... -
Viral Vectors 101: The Retroviral Lifecycle
TypeBlog PostPublishedJuly 27, 2023, 1:15 p.m.... yet retroviruses are RNA-containing viruses (Robinson et al., 1965)! You may be beginning to realize...Brian O'Neill, with thanks to Addgenie Rebecca Hutcheson for her assistance with lentiviral replication...PMID: 26225354. PubMed Central PMCID: PMC4515362 Robinson, W. S., Pitkanen, A., & Rubin, H. (1965). The ... PMCID: PMC355630 Faras, A. J., Taylor, J. M., Levinson, W. E., Goodman, H. M., & Bishop, J. M. (1973)... -
Transferable Skills Guide: Identifying Your Transferable Skills
TypeBlog PostPublishedJan. 11, 2018, 3:29 p.m....identify it as a personal strength until it is identified by another person. Similar reasoning may also apply...convey your empathy and your awesome solution to the person over email. Examine your current and past job ... -
Negotiating Work and Life: How to Find the Joy
TypeBlog PostPublishedMarch 20, 2014, 3:04 p.m....maximise the time you are enjoying both work and personal life. There are no easy answers to negotiating...my colleagues and me. To that end, here are my personal 10 commandments for making it all work – most ...the “jobs” that take you away from having your personal time. Someone else can clean your house, pick ...you can’t make it to dinner this week. One swim lesson missed can mean a world of mental relaxation. And... -
Overcoming the AAV Size Limitation for CRISPR Delivery
TypeBlog PostPublishedSept. 16, 2020, 1 p.m....10.1038/nature09523 Ibraheim R, Song C-Q, Mir A, Amrani N, Xue W, Sontheimer EJ (2018) All-in-one adeno-associated...can be turned off by anti-CRISPR proteins. The Sontheimer lab used NmeCas9 with AAV to edit two different...0 Kim E, Koo T, Park SW, Kim D, Kim K, Cho H-Y, Song DW, Lee KJ, Jung MH, Kim S, Kim JH, Kim JH, Kim ... -
Transferable Skills Guide: Creativity
TypeBlog PostPublishedJan. 18, 2022, 2:15 p.m....relevant to you. Elect a devil’s advocate. This is the person whose job it is to disagree with the group. They...sure we have all experienced a meeting where one person speaks up after a group consensus and is immediately...entire company. It is important to note that the person who submitted the idea did not have to be in charge...always done it this other way,” you probably have reason to continue advocating for your idea. Our product... -
Viral Vectors 101: Pseudotyping
TypeBlog PostPublishedApril 20, 2021, 2:30 p.m....host tropism of your virus, there are many other reasons when you might pseudotype your virus: Lowering...a cell surface to endocytose into the cell. The reason VSV-G is so commonly used is that it is good at...Sandoval, 2017). This high titer is one of the reasons VSV-G is used to transduce stem cells and neurons...https://doi.org/10.1093/hmg/10.19.2109 Sandrin V, Boson B, Salmon P, Gay W, Nègre D, Le Grand R, Trono ... -
Plasmids 101: Stringent Regulation of Replication
TypeBlog PostPublishedJune 20, 2024, 1:15 p.m....restraining further replication. Figure 3: Comparison of replication regulation mechanisms of stringently...regulation! This post was originally written by Jason Niehaus in December 2015 and was updated by Emily...464.1998 Grimwade, J. E., Rozgaja, T. A., Gupta, R., Dyson, K., Rao, P., & Leonard, A. C. (2018). Origin recognition.../doi.org/10.1093/nar/gky457 Park, K., Han, E., Paulsson, J., & Chattoraj, D. K. (2001). Origin pairing... -
Save Time with Transient Plant Leaf Transformations
TypeBlog PostPublishedJuly 25, 2019, 12:03 p.m....biologist some time… months, in fact. In the Lee-Parsons lab, we are investigating how the production of...protein of interest. Find all plasmids from the Lee-Parsons lab. Test different leaf infiltration methods ...(Germany), before starting his work in the Lee-Parsons Lab. References D'Aoust, Marc-André, et al.... De Ruijter, N. C. A., et al. "Evaluation and comparison of the GUS, LUC and GFP reporter system for gene... -
Fluorescent Proteins 101: Aptamer Fluorophores
TypeBlog PostPublishedApril 11, 2017, 2:30 p.m....fluorescent biosensors. Aptabeacons Fluorescence resonance energy transfer (FRET) technology has been studied... sensitive detection assay. In 1999, Grate and Wilson paired laser cleavage and an RNA aptamer that bound... May 15;26(9):3725-36. PubMed PMID: 21419619. 9. Song, Kyung-Mi, et al. “Aptamers and Their Biological... 22368488. PubMed Central PMCID: PMC3279232. 10. Song, Shiping, et al. “Aptamer-based biosensors.” TrAC... -
Viral Vectors 101: Integrase-Deficient Lentiviral Vectors
TypeBlog PostPublishedMay 13, 2025, 1:15 p.m....progeny are produced (Figure 1). Figure 1: Comparison of the life cycle of a lentiviral vector with...integrase-deficient lentiviral vectors? There are several reasons why you might choose an IDLV over a lentiviral ...This blog post was written by Addgenie Rebecca Hutcheson. References and resources References Banasik...PMC2835240 Wu Y. (2004). HIV-1 gene expression: lessons from provirus and non-integrated DNA. Retrovirology... -
Tips for Getting a Faculty Position
TypeBlog PostPublishedJuly 20, 2023, 1:15 p.m.... make the best case for your candidacy. A major reason that a lot of candidates either get no interviews...understand your cover letter and research statement. My personal litmus test was whether my wife could explain ... please introduce yourself to me by email or in person. If you feel compelled to repay me in some way,...job searches. If you feel the urge to repay me personally, I will gratefully accept a very hoppy pint of... -
March for Science
TypeBlog PostPublishedApril 21, 2017, 2:30 p.m....believe GMOs are safe for human consumption in comparison to 37% of the general public (5, 6). Similarly... the public (8–13). Facing the possibility that reason is losing ground in public discourse, many scientists...politicians to interpret it for them. Other popular reasons to march include: General inclusion of science...policy should have more weight than how any one person feels about it. And yet research shows that thoughts... -
Using Phosphoserine to Study Protein Phosphorylation
TypeBlog PostPublishedJune 23, 2016, 2:30 p.m....fellow at the Morgridge Institute for Research in Madison, Wisconsin. It is commonly cited that approximately...enzyme function, protein interaction, etc. by comparison to non-phosphorylated or ‘wild type’ control ...dephosphorylation reaction can be tracked through the comparison of phospho:non-phospho species on PhosTag gels...fellow at the Morgridge Institute for Research in Madison, Wisconsin. She is particularly interested in the... -
Troubleshooting and Optimizing a Western Blot
TypeBlog PostPublishedSept. 17, 2024, 1:15 p.m....nuclear- or DNA-binding proteins, you may need to sonicate your lysates in order to release the proteins ...you’re using chemical blockers, you can run a comparison of different formulations instead of concentrations...temperature, and/or buffer to increase lysis Add sonication step to protein lysis Splice variants Check...lysing buffer/adjust lysing buffer strength Sonication based lysing protocol Subcellular fractional... Rachel Leeson...