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  1. Viral Vectors 101: AAV Variables That Matter

    Type
    Blog Post
    Published
    June 1, 2023, 1:15 p.m.
    ...remember that some serotypes can be transported retrogradely and/or anterogradely along the axon. Others,...your gene and could lead to toxicity or trouble interpreting your results, while a low transduction efficiency...Puschnik, A. S., Nagamine, C. M., Cheng, F., Qiu, J., Carette, J. E., & Vandenberghe, L. H. (2018). An Alternate...Introduction to AAV Viral Vectors 101: The AAV Retrograde Serotype Viral Vectors 101: Viral Applications...
  2. Deep Dive: Statistical Tests (Comparisons)

    Type
    Blog Post
    Published
    March 7, 2023, 2:15 p.m.
    ...to not have any effect on each other, they have discrete effects on the dependent variable, and those variables...others. Each test has different likelihoods of returning false positives/negatives, but they all generally...numerical value relative to quantiles derived from a theoretical distribution. If your data is normally distributed...130 (2012). 10.1097/SMJ.0b013e3182498ad5 Curran-Everett, Douglas. Explorations in statistics: statistical...
  3. Download Science-Themed Zoom Backgrounds from Addgene

    Type
    Blog Post
    Published
    April 22, 2021, 1:15 p.m.
    ... user, instead, don’t fret; we have backgrounds for you as well! If you use FRET, you might be interested...Fluorescent Proteins blog topic to learn more about FRET and other techniques using FPs! Otherwise, check...
  4. The Open Repository of CRISPR Screens: CRISPR Screen Data in One Place

    Type
    Blog Post
    Published
    Jan. 21, 2020, 2:30 p.m.
    ...For example, searching the term "breast cancer" returns 40 screens performed in 26 different breast cancer...and other details relevant to screen result interpretation. The analytical method for score assignment...maintain consistency with published screen interpretations and allows users to query screen data without...
  5. Management for Scientists: Giving Feedback

    Type
    Blog Post
    Published
    Feb. 6, 2015, 2:46 p.m.
    ...find this hard so get used to it by making it a concrete goal to say “thank you, job well done” to one ...not the person - intent is usually good. Don’t pretend something went well when it didn’t… but don’t “...compare with your own perception? Tell me your interpretation of my feedback to you. What are We Learning...
  6. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    Published
    Dec. 13, 2018, 1:14 p.m.
    ...increased yields in adenoviral (Coroadinha, 2006) and retroviral production systems (Shen, 2011). To our knowledge...also improved yields of the AAV2 derivative, rAAV2-retro, but had no effect on AAV5 yields. We further show...Effect of osmotic pressure on the production of retroviral vectors: Enhancement in vector stability." Biotechnology...
  7. Viral Vectors 101: What is a Virus (and a Viral Vector)?

    Type
    Blog Post
    Published
    Aug. 18, 2023, 4:15 p.m.
    ...translated into proteins, or, in the case of retroviruses, reverse transcribe their gRNA into DNA, which...replicative ability. The remaining particle, which retains the protein coat (and envelope), has a “gutted”...they’re derived from: AAVs, lentivirus, gamma retrovirus, and adenovirus. And now that you know what viral...
  8. Viral Vectors 101: Transductions

    Type
    Blog Post
    Published
    April 30, 2024, 1:15 p.m.
    ...selected to perform the transduction with: either retrovirus, lentivirus, adenovirus, or AAV. Then, your desired...for the transduction step. Viral particles are secreted into the cellular media, making viral collection...integrate into the host genome (lentivirus and retrovirus) while others are non-integrating (adenovirus...
  9. How Dry Ice Affects Viral Vector Sample pH & How to Avoid It

    Type
    Blog Post
    Published
    June 20, 2017, 2:30 p.m.
    ... that a longer vent time would be sufficient to return the sample back to the original pH. What about...it back in the freezer? We then tested whether returning the tubes to the -80°C freezer after storage on...the pH changes in our solutions are transient and return to normal once the tube is opened and equilibrium...
  10. K. phaffii: Rising to the Occasion

    Type
    Blog Post
    Published
    April 4, 2023, 1 p.m.
    ...protein secretion, making harvesting recombinant proteins a cinch. This is because it doesn’t secrete its ...proteins, making the recombinant protein its major secretion. Beyond sheer protein production, K. phaffii is...
  11. Celebrate National Book Month with Addgene

    Type
    Blog Post
    Published
    Oct. 3, 2019, 12:47 p.m.
    ...book! Bonus, Saini's following book Superior: The Return of Race Science is a terrifying and equally good...conclusion? In this series, there is always another secret."     - Marcy Patrick, Associate Director of Quality...force them on everyone I know. I am, of course, pretty biased as the founder, but our book club has become...
  12. Management for Scientists: Delegating is Key

    Type
    Blog Post
    Published
    Feb. 20, 2015, 8:30 p.m.
    ...team members have opportunities to develop and stretch then they will be happier and more productive in...the person doing the task will have to learn and stretch a little, but be careful not to go too far. Is...Organization Can Help You Develop Leadership Skils Set Concrete Goals with Your Mentor through an Individual Development...
  13. New and Upcoming Viral Vectors - May 2020

    Type
    Blog Post
    Published
    May 28, 2020, 1:15 p.m.
    ...AAV Control AAV allow researchers to not only interpret their results, but also confirm expression in ...also offered as AAV1 (along with AAV PHP.eB, AAV Retrograde, AAV2, AAV5, AAV8, and AAV9). Once activated,...Serotype Name Depositor 69570 AAV1 pAAV-EF1a-N-CretrcintG Connie Cepko 69571 AAV1 pAAV-EF1a-C-CreintG...
  14. AAV Q&A with Tim Miles

    Type
    Blog Post
    Published
    May 17, 2022, 1:15 p.m.
    ...transfection efficiency when delivering these viruses via retro-orbital vs. tail vein systemic injections? A: We...difference in AAV transduction efficiency between retro-orbital versus tail vein injections.   Q10: Have...successfully systemically transduce and then retransduce a model organism such as mice, e.g. first at ...
  15. Antibodies 101: Buffers, Storage, and Conjugates

    Type
    Blog Post
    Published
    Feb. 1, 2022, 2:15 p.m.
    ...with what works.  To balance this out, however, is pretty much every other assay you can do. Most non-HRP...Brightness Chart. Boston University Flow Core. Retrieved January 31, 2022, from https://www.bu.edu/flow-cytometry...overlap. Syracuse University Flow Core Facility. Retrieved January 31, 2022, from https://flowcore.syr.edu...
  16. A Novice's Perspective on Neuroscience - SfN2017

    Type
    Blog Post
    Published
    Dec. 15, 2017, 2:07 p.m.
    ... parts of the brain stimulated by stories. In retrospect, I should have expected this given that the brain... lead to altered function or maybe your favorite FRET-based biosensing technique can be applied to an ... at Addgene.org Addgene's Viral Service Find Retrograde AAV Browse Optogenetics Plasmids ...
  17. Plasmids 101: Methylation and Restriction Enzymes

    Type
    Blog Post
    Published
    June 30, 2016, 2:30 p.m.
    ...different stretches of DNA: Dam methylase adds a methyl group to the adenine of GATC stretches of DNA Dcm...you results that would either be difficult to interpret or lead you to conclude your plasmid is not correct...
  18. Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics

    Type
    Blog Post
    Published
    March 3, 2020, 2:15 p.m.
    ...editing efficiencies in the mouse brain, liver, retina, heart, and skeletal muscle. The dosing required...The Ace-mScarlet voltage indicator works like many FRET-opsin GEVIs. With an increase in the neuron’s membrane...quenches a proportion of mScarlet's emission via FRET. Image from Beck and Gong, 2019. Broadening ...
Showing: 81 - 100 of 471 results