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Showing: 121 - 160 of 395 results
  1. Transferable Skills Guide: Public Speaking

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    Blog Post
    ...achieve my purpose? Should I go over this slide again? Say, 'Oh, I forgot to mention X, so let's quickly... freezes and then crashes. You’re muted on Zoom again.  These things don’t just happen to you or me (though...
  2. The Future of Research Symposium Boston 2015

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    Blog Post
    ...PhDs Later this week, postdocs and students will again gather in Boston - this time with the aim of finding...University, has recently published an article arguing against reducing the number of graduate students accepted...
  3. Adeno Associated Virus (AAV) for Cell and Gene Therapy

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    ...landmark study showed significant clinical efficacy against a form of blindness known as Leber’s congenital...example, prevalence of neutralizing antibodies against some AAV types, AAV1, 2, 3 and 5 are thought to...
  4. 6 Tips for Grant Writing

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    Blog Post
    ...yourself a bit of a break before you read over it again with fresh eyes and correct it (and, believe me,...second) you won’t succeed, but you must try, try again. Now, this does not mean that you should apply for...
  5. Experimenting in an Open Source lab: from CRISPR to Cats

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    Blog Post
    ...microcontroller and a motor controller and made it spin again!  We’ve also learned to be resourceful and to repurpose...Illumina GAIIx we recently acquired  for sequencing again - it’s too inefficient and the reagents are too ...
  6. Mobile-CRISPRi: Bringing CRISPRi to Diverse Bacteria

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    Blog Post
    ...Mobile-CRISPRi stably integrates into the genome and is propagated during normal DNA replication and cell division...recipient's genome. Antibiotic plates lacking DAP select against donor bacteria and for recipients with an integrated...
  7. Of Myc and Men

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    Blog Post
    ...over the years, several alternative antibodies against the Myc tag have been generated in an attempt to...al.’s results mean the end of 9E10’s time in the saga of the Myc tag? Hardly! 9E10’s accessibility and...
  8. Hot Plasmids: Winter 2025

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    Blog Post
    ...detect mEPSPs, it also enabled imaging of their propagation along dendrites for the first time (Figure 3)...Ashley Waldron We recently added two antibodies against important targets for neurodegeneration research...
  9. Plasmids 101: Knockout/Knock-In Plasmids

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    Blog Post
    ...negative selection marker HSV-tk is used to select against random recombinants.   Design your targeting...recombination, the negative selection marker selects against improper, random recombination into a different...
  10. Plasmids 101: Optimizing Plasmid Yields

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    Blog Post
    ...affected by the plasmid size, nature of the insert, propagation strain, growth conditions, and the material used...Sub-culturing directly from a frozen glycerol stock or agar stab may lead to loss of the plasmid, and using ...
  11. Antibodies 101: Producing Recombinant Antibodies

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    Blog Post
    ... used for recombinant antibody production is Komagataella phaffii (a.k.a  Pichia pastoris) because it ... density of the antibody bands can be measured against the protein standard and the concentration may ...
  12. Cpf1: A New Tool for CRISPR Genome Editing

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    Blog Post
    ... turned to characterizing its cleavage pattern. Again, they were in for a surprise! Whereas Cas9 generates... of the PAM may give Cpf1 the ability to cleave again and possibly mediate HDR. This “second chance” mechanism...
  13. Plasmids 101: Protein tags

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    Blog Post
    ...purification with glutathione, can also protect against proteolysis. That’s one form of instability. Prokaryotes...Good for purification with glutathione; protects against proteolysis, but may reduce solubililty HA YPYDVPDYA...
  14. Plasmids 101: Stringent Regulation of Replication

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    Blog Post
    ...chromosomal replication and balance population growth against sustainability. Plasmid DNA replication and regulation...proteins. In nature, such plasmids ensure their propagation by limiting their copy number and compensating...
  15. Hot Plasmids Spring 2024

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    Blog Post
    ...-LV [+M], negative control) were immunoblotted against Anti-SARS-CoV-2 Nucleocapsid Protein antibodies...middle panel). Samples were also immunoblotted against vinculin as a loading control (right panel). Image...
  16. Viral Production at Addgene

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    Blog Post
    ...possible, all plasmids used for viral production are propagated in the endA-mutated NEB Stable strain of E. coli...plasmid in the viral preparation by performing PCR against unique regions of the transfer plasmid.   Lentivirus...
  17. Twenty Years of Sharing: Expanding Accessibility

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    Blog Post
    ...Optogenetics Guide γ-Retrovirus Guide Protocols Agarose Gel Electrophoresis Bacterial Transformation How...What is a Plasmid? How to Design Primers for PCR Agarose Gel Electrophoresis Inoculating Liquid Bacterial...
  18. Transferable Skills Guide: Career Planning Resources

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    Blog Post
    ...giving you a plethora of opportunities to explore! Again, attending one of these fairs is a great start, ...sure to get that person’s contact information and again, make a personal connection! Even if you don’t get...
  19. An Inside Look into Addgene's Dev Team

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    Blog Post
    ... code, we may need additional clarification and again we collaborate with the Product Team who in turn...would be like re-inventing the wheel over and over again for every single software today that prints labels...
  20. The Challenges of Cell Culture

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    Blog Post
    ...Virologists too have benefited from the ability to propagate viruses in cell culture; if there were no cells...line consisting of records of the origin and propagation of the line, and can include assays for authentication...
  21. Fluorescent Proteins 101: When GFP lets you down

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    Blog Post
    ...2015) or the UnaG protein that binds bilirubin (Kumagai, 2013). Next to these naturally occurring co-factor...biology 27 (2015): 39-45. PubMed PMID: 26087123. 4. Kumagai, Akiko, et al. "A bilirubin-inducible fluorescent...
  22. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

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    Blog Post
    ...PCR machines/Heat blocks, Lateral flow strips, Agarose gel equipment, Fluorescent emission reader Approach.... They also tried to confirm target binding on agarose gels where a cleavage reaction upon proper binding...
  23. Antibodies 101: Introduction to Immunofluorescence

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    Blog Post
    ...visualize their target. These antibodies are generated against a specific antigen and then conjugated with a fluorescent...that you will be able to image them in the end. Again, the methods you use will depend on target and sample...
  24. Targeting HIV-1 with CRISPR: Shock and Kill or Cut it Out?

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    Blog Post
    ...would make it easier for an “escape” virus to propagate and infect adjacent cells. It will be important...Zhang Y, Yin C, Zhang T, Li F, Yang W, Kaminski R, Fagan PR, Putatunda R, Young WB, Khalili K, Hu W. CRISPR...
  25. Technologies Enabled by NanoLuc® Luciferase

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    Blog Post
    ...and Red (ReNL; plasmid #85203) NLuc fusions. The Nagai lab has additionally deposited more than 25 fusions...27786307. PubMed Central PMCID: PMC5476805. 8. Inagaki, S., et al. (2017) Genetically encoded bioluminescent...
  26. How to Design Your gRNA for CRISPR Genome Editing

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    Blog Post
    ...signal in these assays (Dempster et al., 2019). Again, the experimental strategy is clear: for any gene...0059-1 Veres A, Gosis BS, Ding Q, Collins R, Ragavendran A, Brand H, Erdin S, Cowan CA, Talkowski ME, ...
  27. A Control for All Seasons

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    Blog Post
    ... experimental (?) groups were run on a western against a protein standard (P) to check for tau molecular...antibody specificity is to test the primary antibody against wild-type and knockout samples. In this test, wild-type...
  28. Viral Vectors 101: Optogenetic Tools

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    Blog Post
    ...light-driven pumps that pass ions (Cl-, H+, Na+) against the concentration gradient and hyperpolarize the...activation inhibitory (ArCH) proton pump passing ions against the concentration gradient. Created with BioRender.com...
  29. Viral Vectors 101: AAV Variables That Matter

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    ....2009.169 Dudek, A. M., Pillay, S., Puschnik, A. S., Nagamine, C. M., Cheng, F., Qiu, J., Carette, J. E., & ...Moullier, P. (2002). Lack of an Immune Response against the Tetracycline-Dependent Transactivator Correlates...
  30. Technique: Probe Phage Genomes for Host Binding Proteins

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    ... Remove air bubbles between the membrane and the agar using forceps. Several protein induction conditions...detect bound cells, simply lay each membrane on an agar plate selective for your target organism and incubate...
  31. Plasmids 101: Restriction Cloning

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    Blog Post
    ...voltage difference across a gel matrix (usually agarose) to pull your negatively charged DNA through the...enzymes you used for cloning. Run your digest on an agarose gel. You should see two bands, one the size of ...
  32. 27 Hot Plasmids from 2016

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    Blog Post
    ... to screen the NCC-1 library of approved drugs against the entire kit; a parallel analysis that successfully...every plasmid or as individual plasmids shipped as agar stabs. Iverson, et al. ACS Synth Bio. 2015. PubMed...sgRNA expression vectors (containing ten guides against each of the 8,158 predicted T. gondii protein-coding...
  33. Antibodies 101: Validation

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    Blog Post
    ...These strategies use multiple, unique antibodies against the same protein, each targeting a different epitope...correlation between the results. Using antibodies against different epitopes on the same target reduces the...
Showing: 121 - 160 of 395 results