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  1. Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System

    Type
    Blog Post
    ... year’s Michael Davidson and Roger Tsien Commemorative Travel Awards: Melissa Chiasson, Elizabeth Unger...variation at large scales and making personalized medicine a reality,” Chiasson explains. Elizabeth Unger: Developing...The late Michael Davidson and Roger Tsien played enormous roles in fluorescent protein development by...To honor their legacy, we launched the Michael Davidson and Roger Tsien Commemorative Travel Awards in...Unger, and Michal Bernach. Melissa Chiasson: Quantifying the abundance of thousands of protein variants ...time is time consuming and unscalable.  Melissa Chiasson, a graduate student in Douglas Fowler's lab at...from each bin are then extracted and sequenced. Chiasson is currently using VAMP-seq to study vitamin K...
  2. Prime Editing: Adding Precision and Flexibility to CRISPR Editing

    Type
    Blog Post
    ... A., Chan, M. M., Bauer, D. E., Marson, A., Parsons, L. R., & Adamson, B. (2024). Improving prime editing... Chen, C., Nelson, J. W., Newby, G. A., Sahin, M., Osborn, M. J., Weissman, J. S., Adamson, B., & Liu,.... coli Ec48 retron RT and the S. pombe Tf1 retrotransposon RT, respectively. Their small size comes at... even in contexts where expression was reduced (Nelson et al., 2022). PE7: An alternate approach to RNA...RNA stability This recent contribution by the Adamson lab also addresses the problem of RNA stability....References Anzalone, A. V., Gao, X. D., Podracky, C. J., Nelson, A. T., Koblan, L. W., Raguram, A., Levy, J. M....A. A., Koblan, L. W., Levy, J. M., Chen, P. J., Wilson, C., Newby, G. A., Raguram, A., & Liu, D. R. (2019...
  3. Hot Plasmids: Spring 2025

    Type
    Blog Post
    ...fused to a shortened R2Tocc transposon protein, and can "retarget" the transposon to new loci in the genome...Image courtesy of IPI.   Repurposing retrotransposons for DNA editing By Emily P. Bentley For RNA-guided...beyond Cas9 with STITCHR: a combined CRISPR / retrotransposon system with the pithy name "site-specific target-primed...this tool based on several new site-specific retrotransposon elements they identified and characterized ...characterized (Fell et al., 2025). In retrotransposon insertion, a combined endonuclease-reverse transcriptase uses...genome. The modified transposon RNA has untranslated regions (U, blue) on the outside of the homology arms...(teal). The Cas9 gRNA targeting guide and the transposon RNA homology both help direct the fusion construct...
  4. Design Tips for Prime Editing

    Type
    Blog Post
    ... A., Chan, M. M., Bauer, D. E., Marson, A., Parsons, L. R., & Adamson, B. (2024). Improving prime editing... Chen, C., Nelson, J. W., Newby, G. A., Sahin, M., Osborn, M. J., Weissman, J. S., Adamson, B., & Liu,...-RNA base pairing with the primer binding site (Nelson et al., 2022). PE7: This editor includes the fused...A. A., Koblan, L. W., Levy, J. M., Chen, P. J., Wilson, C., Newby, G. A., Raguram, A., & Liu, D. R. (2019...e29. https://doi.org/10.1016/j.cell.2021.09.018 Nelson, J. W., Randolph, P. B., Shen, S. P., Everette,...Ravisankar, P., Ward, C. C., Levesque, S., Jing, Y., Simpson, D., Zhao, A., Li, H., Yan, W., Goudy, L., Schmidt...
  5. How to Design Your gRNA for CRISPR Genome Editing

    Type
    Blog Post
    ...98b1b2a5d431" %}{% module_attribute "button_text" is_json="true" %}{% raw %}"Browse Empty gRNA Expression...end_module_attribute %}{% module_attribute "child_css" is_json="true" %}{% raw %}null{% endraw %}{% end_module_attribute...end_module_attribute %}{% module_attribute "css" is_json="true" %}{% raw %}{"border-radius":"10px","padding-left...end_module_attribute %}{% module_attribute "label" is_json="true" %}{% raw %}null{% endraw %}{% end_module_attribute...end_module_attribute %}{% module_attribute "link" is_json="true" %}{% raw %}{"url":{"content_id":null,"href":"...end_module_attribute %}{% module_attribute "module_id" is_json="true" %}{% raw %}8243667{% endraw %}{% end_module_attribute...end_module_attribute %}{% module_attribute "schema_version" is_json="true" %}{% raw %}2{% endraw %}{% end_module_attribute...
  6. 22 Hot Plasmid Technologies from 2014

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    Blog Post
    ...new variant was named ChrimsonR. Plasmids containing Chronos, Chrimson, ChrimsonR, CsChR, and CoChR have...inactivation. Find the Robinson plasmids or the Royle plasmids and get to work! Robinson et al., Dev Cell...Updated mini-transposon vector for bacterial mutagenesis or gene targeting Victor de Lorenzo's lab...selecting the important elements from existing transposon and vector systems and creating an all-synthetic...British idiom for “taking by surprise”) by Margaret Robinson’s lab, and more recently used by Stephen Royle’...Shining a light on channelrhodopsins – Chronos & Chrimson Through de novo sequencing of 127 algal transcriptomes...include a pair of channelrhodopsins, Chronos and Chrimson, which have enabled the group to perform independent...
  7. Transferable Skills: Negotiation

    Type
    Blog Post
    ...everyone wins. What are the underlying reasons for this person’s request? Your colleague is if someone...need help from another person/team at the company. How do I negotiate with the person/team for help? What...can help you understand the perspective of all persons involved and be used as a guide to point you toward...important plans? What is most important to each person? Someone has to be the first author but another...agrees to pick up both children while the other person uses an available after-hours time slot.  You were...thoughtful about what is most important to each person. It can especially be difficult to think creatively...supervisors and lead to you being remembered as a person who tries to find solutions that benefit everyone...
  8. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    ...modify a given gene. CRISPR-tranposons By combining CRISPR editing and transposons, the Sternberg and Zhang...pneumoniae. Robert Husson lab's M. tuberculosis CRISPRi plasmids A group from the Husson lab used CRISPRi...insert extra elements, like a repair template, using Gibson Assembly or restriction enzyme cloning. Streptomyces...Zhang labs developed CRISPR-transposons. The Sternberg lab's system called INTEGRATE (Insertion of Transposable...By using a multi-spacer CRISPR array, CRISPR-transposons can be multiplexed. Transcriptional repression...CRISPRi for Gram-negative and Gram-positive bacteria Jason Peters, Oren Rosenberg, and Carol Gross used two...https://doi.org/10.1038/s41564-018-0327-z Qi LS, Larson MH, Gilbert LA, Doudna JA, Weissman JS, Arkin AP...
  9. MXS Chaining

    Type
    Blog Post
    ...compatible cohesive ends Engler et al., 2008 Gibson Cloning Gibson assembly method Single reaction, can assemble...Central PMCID: PMC2574415. 3. Gibson DG, Young L, Chuang RY, Venter JC, Hutchison CA, Smith HO.Enzymatic assembly...terminus or the 3’ terminus of the ligation product. Comparison to other high throughput cloning strategies There... identical polyadenylation signals or promoters Gibson et al., 2009 MXS-Chaining, BioBricks, Bglbricks...Sladitschek and Neveu, 2015; Shetty et al., 2008; Anderson et al., 2010 Among the chaining-based methods...Additional Resources on the Addgene Blog Read about Gibson Assembly Learn About Other Plasmid Cloning Techniques... Find Plasmid Cloning Protocols References 1. Anderson JC, Dueber JE, Leguia M, Wu GC, Goler JA, Arkin...
  10. Live and Let Dye: Self-Labeling Protein Tags

    Type
    Blog Post
    ..., based on resorufin). SNAP-tag: In 2003, Kai Johnsson’s lab developed a self-labeling fusion tag based...Addgene’s collection. CLIP-tag: Also in 2008, Kai Johnsson’s lab reported another AGT-based tag named CLIP-tag...STED) nanoscopy. Scale bar, 2 μm. Inset shows comparison with standard confocal microscopy. Image adapted...159 aa) are smaller than HaloTag (295 aa) – for comparison, common fluorescent proteins are typically 230...Wissner, R. F., Xi, Z., Allgeyer, E. S., Zhong, S., Thompson, A. D., Lowe, N., Butler, R., Bewersdorf, J., ...Strategies Matter for Super-Resolution Microscopy: A Comparison between HaloTags and SNAP-tags. Cell Chemical...Corrêa, I. R., Kindermann, M., Beaufils, F., & Johnsson, K. (2008). An Engineered Protein Tag for Multiprotein...
  11. CRISPR 101: Multiplex Expression of gRNAs

    Type
    Blog Post
    ... you want to make will happen.  There are many reasons to multiplex gRNAs, some being: Using dual nickases...the Bullock lab, and gRNAs can be inserted using Gibson Assembly or SLIC cloning methods. A BsaI-based ... up your multiplexed gRNAs with Golden Gate and Gibson assembly methods If you want to scale up the number...use some assembly methods such as Golden Gate or Gibson assembly. Golden Gate Assembly of gRNAs Golden ...supply it with another plasmid.   Figure 3: Comparison of Multiplex Strategies including Standard PolIII-gRNA...Multiplexing in plants Qi-Jun Chen Lab Golden Gate/Gibson Assembly Multiplexing Plasmids: These plasmids ...you to assemble 2-4 gRNAs through Golden Gate or Gibson Assembly. gRNAs are inserted into the pCBC vectors...
  12. Antibodies 101: Fc Effector Functions

    Type
    Blog Post
    ...process known as opsonization. In antibody-dependent complement deposition (ADCD), opsonization of IgG and ...isotype class or even subclass, and are part of the reason why different isotypes drive different types of... in the pathogen’s cell membrane (Dunkelberger & Song, 2010). As cells cannot survive when holes are punched...(ADCC) is a slightly more direct method than opsonization. In ADCC, IgG antibodies bind to a pathogen ..., our antibodies have induced “stabbing” and “poisoning,” but let’s be honest, the elimination style the...10.1038/74704. PMID: 10742152. Dunkelberger, J., Song, WC. Complement and its role in innate and adaptive...  Rachel Leeson...
  13. Even more elegant: Single injection CRISPR/Cas9 in C. elegans

    Type
    Blog Post
    ...making the detection of rare events difficult. Dickinson et al. sought to create a new and efficient selection-based...Figure 1: Self-excising cassette schematic from Dickinson et al. (2015). Used with permission from the Genetics...your gene of interest into the FP-SEC vector using Gibson assembly. This construct will serve as the repair...for the targeted gene. After initial testing, Dickinson et al. tested this system across 7 genes in parallel...modification. Figure 2: Schematic from Dickinson et al. (2015) illustrating the steps to fluorescently...Society of America. Applications of this system Dickinson et al. have developed a modular system that requires...with a Self-Excising Drug Selection Cassette. Dickinson DJ, Pani AM, Heppert JK, Higgins CD, Goldstein...
  14. Antibodies 101: ChIP

    Type
    Blog Post
    ...background information. Your options for this step are sonication, which uses high-frequency sound waves to break...break up the DNA, or enzymatic digestion. Sonication provides a truly random digestion, but is harsher ...to the selective nature of the cutting. While sonication is usually the preferred method, enzymatic digestion...concentration.  Protein Capture After crosslinking and sonication or enzymatic digestion, you’re ready to incubate...availability, which could affect antibody selection. Sonication (or enzymatic digest) will also have to be optimized...fragment length for your output assay. A longer sonication time could mean needing to increase crosslinking...effects of increased sample agitation; a shorter sonication time could be an opportunity to decrease crosslinking...
  15. When Fidelity Matters: A frank discussion about ligase fidelity

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    Blog Post
    ...PubMed Central PMCID: PMC146043. 9. Nilsson, Stefan V., and Göran Magnusson. "Sealing of gaps in duplex DNA...gaps. For example, DNA assembly methods, such as Gibson Assembly® and NEBuilder® HiFi DNA Assembly, require...for a ligase? DNA ligases generally prefer fully Watson-Crick base-paired dsDNA substrates to those containing... base-pair size nearly indistinguishable from a Watson-Crick base pair, are joined with nearly the same...phosphate to the ligation). The structural/mechanistic reason for this differential is not known for certain,...allowed screening of all possible base combinations (Watson-Crick and mismatched) around the ligation junction....6 (2004): 757-764. PubMed PMID: 15582400. 2. Tomkinson, Alan E., et al. "DNA ligases: structure, reaction...
  16. Transferable Skills Guide: Managing a Team

    Type
    Blog Post
    ...I first became a manager. Know your people Each person is unique and should be managed accordingly.  I...role is not to do all the work yourself anymore. Personally I found this to be particularly challenging. ...important” tasks my schedule. This was bad for 2 reasons. First, it soon became obvious that I didn’t have...accordingly -  but think of it as an investment: once the person is trained you will have more time to focus on ...identify what to delegate and to whom (make sure that person has time for it!). Then schedule a meeting to discuss...Unless you’re delegating a recurring task to a seasoned report, there should be questions! Remember that...learned to embrace them after one ended with the person in front of me saying “I’ve been doing some of ...
  17. Beyond the Blood Brain Barrier: PHP.B Enters the Central Nervous System Via the LY6A Receptor

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    Blog Post
    ...the Deverman lab at the Broad Institute and the Wilson lab at the University of Pennsylvania independently...unlikely receptor for PHP.B, and how the Deverman and Wilson labs determined LY6A was a receptor used by PHP.B... PHP.B CNS permissiveness Both the Deverman and Wilson labs determined LY6A, also known as stem cell antigen... role in viral susceptibility. The Deverman and Wilson Labs independently identified LY6A as a receptor...was a likely player in PHP.B permissiveness. The Wilson Lab also looked for the gene variant responsible...require galactose and AAVR to transduce cells. The Wilson Lab generated results similar to the Deverman Lab...’s transduction of 293T cells. In addition, the Wilson Lab also tested the ability of PHP.B to transduce...
  18. Fostering communication in remote collaborations

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    Blog Post
    ... of your lab that you see in person, and helps improve your interpersonal relationships with people you...emailing documents to one person at a time. Just be sure there is a point person responsible for incorporating...replicates how you’d interact with team members in person, and improves overall communication.  Maintain...out if any milestones are missed. Spend time in person Presenting the results from my lab exchange...having collaborators spend time with each other in person. One possibility is to do a lab exchange, where...
  19. Pushing the Limits of DNA Assembly

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    Blog Post
    ...to our guest blogger Lydia Morrison from New England Biolabs. Lydia Morrison is a biochemist by training...This post was contributed by guest blogger Lydia Morrison from New England Biolabs. What is DNA assembly...multiple methods of DNA assembly available, including: Gibson Assembly®, BioBrick® Assembly, Golden Gate Assembly...Assembly, and NEBuilder® HiFi DNA Assembly. Gibson Assembly allows the production of scarless DNA constructs...opens the door for new opportunities in the field.  Gibson Assembly® is a registered trademark of Synthetic... Addgene Blog Learn More about Gateway Cloning Gibson Assembly and Other Long-Homology Based Cloning ...
  20. Optimizing Donor DNA for Enhanced CRISPR Genome Editing

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    Blog Post
    ...This post was contributed by guest blogger Chris Richardson, a Postdoctoral Researcher in Jacob Corn’s lab...and yet unanswered) question. Our recent paper (Richardson et al 2016) revealed some of the biophysical ...binding to the cleaved DNA duplex. Image from Richardson et al., 2016. We next wondered if we could...interaction with the Cas9-DNA duplex. Image from Richardson et al., 2016.   dCas9 enables sequence replacement...Results from our lab and others (Lin et al 2014, Richardson et al 2016, and Kim et al 2014) have shown that...transcribed sgRNA, and optional donor DNA. Chris Richardson is a Postdoctoral Researcher in Jacob Corn’s ...worked on this publication:         References 1. Richardson, Christopher D., et al. "Enhancing homology-directed...
  21. 27 Hot Plasmids from 2016

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    Blog Post
    ...called GMAP (Gibson assembly-based modular assembly platform). GMAP is based on the Gibson Assembly method...Parton DL, Hanson SM, Rodríguez-Laureano L, Albanese SK, Gradia S, Jeans C, Seeliger MA, Levinson NM, Chodera...as individual plasmids shipped as agar stabs. Iverson, et al. ACS Synth Bio. 2015. PubMed PMID: 26479688...30-40bp overlaps). To expand the capabilities of Gibson assembly and make a more modular platform, the ...context-dependent human fitness genes, the laboratory of Jason Moffat at the University of Toronto has created ...Vectors Available at Addgene: Lab Plasmids Dan Carlson RCIscript-GoldyTALEN, pC-GoldyTALEN Tom Ellis...pTAL7a, pTAL7b Michal Zurovec pBlue-TAL Nathan Lawson pJDS Series   Superglue proteins with SpyTag...
  22. 9 tips for a successful postdoctoral experience

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    Blog Post
    ...is. If the person makes time for you, as needed, this is a strong indicator that this person cares about...limited job opportunities in academia - the main reason most people enter postdoctoral training. Similarly... the postdoctoral mentor, and at least one more person that knows you and your research well. Who could...and skilled speaker. There's a more fundamental reason to give presentations - networking! People get ...unpublished information and reagents. Part of the reason I got my first faculty position was because the...institute about me, even though I had not asked this person to write a letter of reference. The group leader...not take time off when you are a PF. Here is my personal list:   Exercise - nothing dissipates stress ...
  23. Plan Your Experiment

    Type
    Guide
    .... D., Dionne, D., Burks, T., Raychowdhury, R., Adamson, B., Norman, T. M., Lander, E. S., Weissman, J....PMID: 35941224 Gilbert, L. A., Horlbeck, M. A., Adamson, B., Villalta, J. E., Chen, Y., Whitehead, E. H...s41594-023-01090-9 PMID: 37783853 Zuris, J. A., Thompson, D. B., Shu, Y., Guilinger, J. P., Bessen, J. ...
  24. Engaging with science and society at pgEd

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    Blog Post
    ...Johnny Kung, Director of New Initiatives for the Personal Genetics Education Project (pgEd). Advances in...exacerbating existing inequalities and injustices. The Personal Genetics Education Project (pgEd), where I currently...conversations about both the benefits as well as the personal, social and ethical implications of genetics. ...cultural or religious affiliation, and ethnic or personal identity. We do this through a variety of activities...activities, including creating educational materials and lesson plans that are made freely available online; running...translating all these into social media and blog posts, lesson plans, or information briefs for policymakers. ...Kung is the Director of New Initiatives for the Personal Genetics Education Project (pgEd). He is broadly...
  25. Using AAV for Neuronal Tracing

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    Blog Post
    ...labelled with horseradish peroxidase (HRP; Kristensson and Olsson, 1971), plant lectins (wheat germ agglutinin...24336151. PubMed Central PMCID: PMC4004172. Kristensson, K., and Olsson, Y. (1971). Retrograde axonal transport...difficult to accurately map network connections (Lo & Anderson, 2011). In the past two decades, several virus...PubMed Central PMCID: PMC4324159. Castle, M.J., Gershenson, Z.T., Giles, A.R., Holzbaur, E.L., and Wolfe...29, 363–365. PubMed PMID: 4107258. Lo, L., and Anderson, D.J. (2011). A Cre-dependent, anterograde transsynaptic..., J.S., Hyman, B.T., and McLean, P.J. (2009). Comparison of transduction efficiency of recombinant AAV... V., Thiry, I., Deroose, C. M., Mortelmans, L., Wilson, J.M., Debyser, Z., and Baekelandt, V. (2007). ...
  26. PCR Applications for Copy Number Variation Assays

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    Blog Post
    ...used to call copy numbers should be as small as reasonably possible and set using the variance seen within...negative for each reaction, math happens (this time, Poisson statistics), and the readout gives an absolute ... through concentration values, rather than by comparison to a standard curve, and most results can be ...7778-9_9. PMID: 29717442. Arya M, Shergill IS, Williamson M, Gommersall L, Arya N, Patel HR. Basic principles... S., Hollox, E. J., & Boon Peng, H. (2015). A comparison of assays for accurate copy number measurement...journal.pone.0116791 Providenti MA, O'Brien JM, Ewing RJ, Paterson ES, Smith ML. The copy-number of plasmids and ... Rachel Leeson...
  27. Plasmids 101: 5 factors to help you choose the right cloning method

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    Blog Post
    ...a price of a few dollars per reaction. By comparison, Gibson assembly can cost over $15.00 per reaction...In today’s post, we will focus on a high-level comparison of popular cloning methodologies, with a special...as 30 minutes! Alternatively, you might consider Gibson cloning. In this technique, you first perform a...reaction if you purchase a pre-made mix. Nonetheless, Gibson assembly is a highly versatile and efficient way...propagating. The ligation-independent methods like Gibson and SLIC are also quite efficient; although efficiency...them are some of the homology based methods, like Gibson or SLIC, since one can pool the components and ...
  28. PhD Applications After COVID

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    Blog Post
    ...students who are unable to attend in-person interviews for a variety of reasons (logistical, financial, etc…)...visit in person, things like sickness or scheduling issues can and do interfere with those in-person plans...COVID-19 and standards for hybrid, virtual, and in-person events change seemingly daily (and are inconsistent...about the program and having the time to ask personalized questions might be difficult. However, an online...Even if you had planned a campus visit and the in-person portion got canceled, taking advantage of virtual...
  29. SciComm with the Experts at Science in the News Part 1

    Type
    Blog Post
    ... of a two-part interview with Vini Mani and Amy Gilson from Science in the News at Harvard University....your science, we sat down with Vini Mani and Amy Gilson from Science in the News, a graduate student organization...Podcast Many thanks to our guests, Vini Mani and Amy Gilson. Vini Mani is a graduate student at Harvard University...News, and member of the SITN podcast team.     Amy Gilson recently received her PhD from Harvard University...SITN podcast team. You can follow Amy on twitter @aigilson.   Special thanks to our sound engineer/producer...McFadden Learn about SITN's work at DayCon 2015 5 Reasons to Use Reddit for Science Communication ...
  30. Viral Vectors 101: Systemic Capsids

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    Blog Post
    ...changes in specificity than AAV-PHP.eB. For this reason, the Gradinaru lab anticipates that high-dose AAV-PHP.AX...happy transducing! This post was written by Rachel Leeson, with significant contributions from Cynthia Arokiaraj...Altermatt, M., Dobreva, T., Chen, S., Wang, A., Thomson, M., & Gradinaru, V. (2021). Deep Parallel Characterization...s41565-023-01419-x Deverman, B. E., Pravdo, P. L., Simpson, B. P., Kumar, S. R., Chan, K. Y., Banerjee, A....., Wang, Q., Katz, N., Buza, E. L., Bell, P., & Wilson, J. M. (2018). The Neurotropic Properties of AAV-PHP.B.... J., Bell, P., Raymond, A., Stanford, W. L., & Wilson, J. M. (2019). The GPI-Linked Protein LY6A Drives...journal.pbio.3002112 Jang, M. J., Coughlin, G. M., Jackson, C. R., Chen, X., Chuapoco, M. R., Vendemiatti,...
  31. Course-Based Undergraduate Research Experiences (CUREs)

    Type
    Blog Post
    ...out their own novel experiments in semester two (Knutson et al., 2010a,b).      Fig. 1: Undergraduates...capabilities and laboratory and critical thinking skills (Knutson et al., 2010a,b). Classroom-based research projects...before a CURE trainee goes on to win a Nobel!   Jason Pellettieri is Professor and Chair of the Biology...Einstein Discovers America. New York./  Callahan, K., Peterson, C., et al. 2022. External collaboration results...planarians. Developmental Biology. 457:119-127. Knutson, K., Smith, J., Wallert, M., Provost, J. 2010a....and Molecular Biology Education. 38(5):317-323. Knutson, K., Smith, J., Nichols, P., Wallert, M., Provost...Education. 38(5):324-329. Kowalski, J., Hoops, G., Johnson, J. 2016. Implementation of a collaborative series...
  32. DNA Purification Without a Kit

    Type
    Blog Post
    ... is adapted from the 1979 Patterson Protocol. When published, the Patterson Protocol was shown to purify...DNA gel extraction method described in Kim and Morrison is nearly identical to that of commercially available...Purify DNA using glass filters. Image: Kim and Morrison, 2009. This method provides DNA yield and quality... kits for different purposes, with the Kim and Morrison method, you can just adjust the number of glass... protocol video library References Kim, Y., & Morrison, S.L. (2009). A Rapid and Economic In-House DNA...://doi.org/10.1038/s41598-018-30316-w  Zou, Y., Mason, M.G., Wang, Y., Wee, E.J., Turni, C., Blackall,...
  33. Plasmids 101: Secondary Nanobody Toolbox

    Type
    Blog Post
    ...them for use in your lab. Structural Comparison Functional Comparison Advantages of Nanobodies How to Use...for a comparison of nanobody, HCab, and traditional IgG antibody structures. Functional comparison Strong...Nanobody Toolbox Find Nanobody Plasmids Structural comparison As the name suggests, nanobodies are smaller ...Large: Advantages of Antibodies One of the main reasons antibodies are great indirect immunodetection tools... antibody incubation. See figure 4A below for comparison of this one-step staining with nanobodies vs ...
  34. Career Insights: Technical Support Specialist

    Type
    Blog Post
    ...troubleshooting as advised by the technical support person. This delayed the progress of the project. After...familiarize yourself with technical support. Even having personal experience with technical support through the ...general positive attitude, and an open-minded personality. These traits will help you deal with any incoming...and there are also differences in customers’ personalities and their expectations. If you are willing to...is essential for success. For possibly this same reason, it can be one of the more constant and safe corners...simple way even if you don’t exactly know why. Personal and professional development in technical support...support gives you the opportunity to develop interpersonal and communication skills. Problem solving and...
  35. Lentiviral Vector Guide

    Type
    Guide
    ...third-generation packaging plasmids. For a summarized comparison of second- and third-generation systems, please... cloning methods, including restriction enzyme, Gibson Assembly, or Gateway. Some transfer plasmids may...doi.org/10.1016/j.biopha.2020.110276 PMID: 32502836 Johnson, N. M., Alvarado, A. F., Moffatt, T. N., Edavettal...
  36. Deep Dive: qPCR

    Type
    Blog Post
    ...multiplex (Thellwell, 2000). See Table 1 for a comparison of features of several commonly used chemistries...sixfold variation in expression levels reported (Biassoni, 2014), so you’ll want to ensure that your reference...genes - and it is well worth your time to do one (Biassoni, 2014). At the bench As a highly sensitive technique... See Table 2, (adapted from Wong, 2018) for a comparison of different analysis methods.   Method ...defined log-linear phase   Table 2: A comparison of different qPCR analysis methods. Table adapted... master. References and Resources  References Biassoni R; Raso A. (eds.), Quantitative Real-Time PCR:...doi.org/10.1016/j.bdq.2017.11.001.Bustin SA; Benes V; Garson JA; Hellemans J; Huggett J; Kubista M; Mueller ...
  37. Delivery Methods for Generating iPSCs

    Type
    Blog Post
    ...therapeutic applications. piggyBac (PB) transposon: The PB transposon is a mobile genetic element that transposes...heterogeneous iPSC cell lines, which can complicate comparisons made between lines. Incomplete silencing of transgenes...heterogeneity between clones. This can complicate comparisons made between samples, i.e. transgene expression... into cells as a donor plasmid containing the transposon, along with a helper plasmid that expresses the... is that genomic alterations can occur at the transposon insertion site, so sequence-verification is required... pluripotent mouse stem cells by the piggyBac transposon." Nature Methods 6, no. 5 (2009): 363-69. PubMed...Central PMCID: 2677165. 3. Jia, Fangjun, Kitchener D. Wilson, Ning Sun, Deepak M. Gupta, Mei Huang, Zongjin ...
  38. SciComm with the Experts at Science in the News Part 2

    Type
    Blog Post
    ... of a two-part interview with Vini Mani and Amy Gilson from Science in the News (SITN) at Harvard University...half of our conversation with Vini Mani and Amy Gilson from SITN, we discuss some of the many things you.... Many thanks to our guests, Vini Mani and Amy Gilson. Vini Mani is a graduate student at Harvard University...You can follow Vini on twitter @vinidhra.     Amy Gilson recently received her PhD from Harvard University...SITN podcast team. You can follow Amy on twitter @aigilson.   Special thanks to our sound engineer/producer...Science Careers 10 Steps to a Perfect Science Talk 5 Reasons to Use Reddit for Science Communication ...
  39. 6 Steps to Submitting a Resume That Gets Seen

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    Blog Post
    ...arise as a result of existing professional (and personal) relationships. However, most job seekers will...pile, it may never even be reviewed regardless of personal connections to the hiring group.  Read here for... Concern” as you will not likely know the exact person monitoring submissions (usually a Human Resources...mutual connection. If the organization is small, any person at the company might be able to help you. If the...LinkedIn is one great way to find an appropriate liaison, but you can use alumni databases, friends, and...make a difference. Having your resume forwarded personally gives you a much better chance at an interview...
  40. Is this the right place for me? 8 tactics for choosing a lab

    Type
    Blog Post
    ...competence procedures Threats to personal standing – including undermining personal integrity, destructive innuendo... analytic scientists seem to toss data-driven reasoning out the window when making decisions. We think...think scientists make choices based on logic and reason, but often our decisions are based on emotions and... these labs in the first place. This is another reason to do your research and choose wisely. From the...members fight it out PI intervenes if there are interpersonal conflicts PI has no idea who is dating whom ...choose a grad school or postdoc lab. Having a comparison can be very helpful in uncovering strengths and...
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