We narrowed to 1,014 results for: REN;
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TypeBlog Post...interest. They also “showed that different guide RNAs have different abilities to turn genes on and off..., transformations require electroporation. References & Further Reading: For more information about...
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Choosing the B(right)est Fluorescent Protein: Aggregation Tendency
TypeBlog Post...data to prove it is worthless. The OSER assay is currently the best way to test a fluorescent protein’s propensity...papers should be used with caution, since the difference between studies is substantial (e.g, the poor...conclude, we recommend that you try a couple of different fluorescent proteins when protein tagging is the... -
Uncertainty about Labor Law Brings More Uncertainty to Postdoc Wages
TypeBlog Post...Rounding out the remainder, 2% of postdocs who weren’t going to get a salary increase prior to the injunction...that institutions have sent, with the lack of transparency and poor communication of their plans (many ...guest blogger Gary McDowell! Gary S. McDowell is currently the Executive Director of Future of Research. ... -
RaPID Detection of RNA-protein Interactions
TypeBlog Post...has lagged behind, likely due to limitations of current means to detect RNA-protein interactions. To address...proteins that interact with an RNA of interest. Current labeling methods are not ideal for in vivo work...The RaPID plasmids are available from Addgene! References Ramanathan, M., Majzoub, K., Rao, D.S., Neela... -
Supporting Rare Disease Research with the 2020 BeHEARD Awards
TypeBlog Post...Association for Creatine Deficiencies (ACD) is a parent-let non-profit founded with the mission to support...newly independent faculty member studying sex differences in thoracic aortic disease,” Prakash says. In..., the lab hopes to capture the signalosome of different receptors upon stimulation. “To study cellular... -
Transferable Skills Guide: Problem Solving
TypeBlog Post...recent positions outside of the lab. Granted, I currently work on the Scientific Support Team here at Addgene...resolves the issue. If this sounds like about seven different skills to you, you are not wrong. Problem-solving...how you approach new challenges. Know your strengths! Research experience presents ample opportunities... -
Summer SciComm Series: Cognitive Load
TypeBlog Post...sources. Mode of communication Different modes of communication take up different amounts of mental bandwidth... you're asking of your audience and when things aren't working out, adjust the ask. I used to do a lot... -
Pairing CombiGEM and CRISPR for Combinatorial Genetic Screening
TypeBlog Post... plasmid libraries containing combinations of different gRNAs in each plasmid. Each gRNA combination can...et al 2016 and Wong et al 2015. Alan Wong is currently an Assistant Professor at the School of Biomedical...systems. He can be contacted at [email protected]. References 1. Cheng, Allen A., Huiming Ding, and Timothy... -
Addgene's Tips for Plasmid Quality Control
TypeBlog Post...plasmid) and any other important features that differentiate this plasmid from its predecessor. Important...sequencing provider. Each sequencing service will have different requirements for volume and concentration, and...Resources on the Addgene Website View our Plasmid Reference Pages Get Plasmid Backbone Information from Our... -
Plasmids 101: Golden Gate Cloning
TypeBlog Post...ligation process is close to 100% efficient. Another strength of Golden Gate cloning is its scalability. Unique...constructs, assemble standard plasmids parts in different combinations, or other new and exciting applications...constructs in a single, high-efficiency step. References: Sequential amplification of cloned DNA as tandem... -
5 Steps to Writing Grant Proposals for Grad Students
TypeBlog Post...creates strong, well-directed meaning and delivers strength to the sentence. Below are the typical sections...an opportunity to summarize the limitations of current state of the art technologies. Therefore, take ...address some, if not all, of the limitations of current methodologies. This section sets the stage for ... -
High Complexity Golden Gate Assembly with NEB’s DAD
TypeBlog Post...for either a circular or linear assembly. If you aren’t constricted to a specific number of fragments, ...base or 4-base overhangs, and with a variety of different enzymes and cycling conditions (see Table 1). ... and don’t forget to ask DAD for some help! References Potapov, V., Ong, J. L., Kucera, R. B., Langhorst... -
Science communication: 9 Strategies to Get Your Foot in the Door
TypeBlog Post...publish a new blog post, and live tweet from conferences. Find more tips on using social media as a scientist...communicate science. You can draw live sketches at conferences like @ATJCagan or create agar art with colorful...active with it, new doors started opening up. My current job as a Marie Curie Fellow is a direct consequence... -
Antibodies 101: Stripping and Reprobing Western Blots
TypeBlog Post...a blot, you should not compare the strength of bands from different rounds of detection. Finally, stripping...abundant. If the abundance of your targets isn’t too different, consider antibody affinity: stronger binding ... -
Overcoming the Challenges of Lentiviral Production
TypeBlog Post...transactivator, Tat. For more information on the different generations of lentiviral packaging systems please...experiment, it is recommended that you try a few different ratios of transfer, envelope, and packaging plasmids... Addgene’s website for additional resources. References Kumar M, Keller B, Makalou N, Sutton RE. Systematic... -
Popular Retroviral Vectors and Their Uses in Scientific Research
TypeBlog Post...tools for genetic engineering. There are several different viral vectors to choose from, for example gamma-retrovirus...expressing RNAi pMKO.1 puro (Plasmid #8452) RNA interference (RNAi) is an RNA-mediated gene silencing mechanism...mammalian cells with a single viral infection. References Maetzig T, et al. Gammaretroviral Vectors: Biology... -
Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools
TypeBlog Post... distinguish real and artifactual postsynaptic currents (PSCs) this work shows that the artifactual PSCs...changes in TagRFP-T fluorescence intensity at different time points, the authors tracked protein activity... FLIM-FRET acceptors here. See Addgene's FRET reference page for many other common FRET vectors. Murakoshi... -
Early Career Researcher Toolbox: Finding Relevant Papers
TypeBlog Post...virtual bookshelf. Pro tip The “cited by” and references sections of a PubMed entry are great places to...great hack for finding relevant papers even if you aren’t familiar with the topic. Meta Meta is a literature...This library can also be synced with a Mendeley reference manager account. Pro tip Sign up for weekly email... -
Split Fluorescent Proteins for Studying Protein-Protein Interactions
TypeBlog Post...compatible with multiple FP(11) fragments, even from a different base FP (for example, EBFP2(1-10) can be used ... useful. Good luck, and happy experimenting! References and Resources Additional resources on the Addgene...inducible genome editing (Feng Zhang Lab 2015) Reference Feng, S., Sekine, S., Pessino, V. et al. Improved... -
Cpf1 Update: Comparison to Cas9 and NgAgo
TypeBlog Post...immunogenicity and range of serotypes allowing preferential infection of certain tissues. However, these...deletions at the 3’ end of the target sequence. Cpf1’s strength may lie in its low off-target editing rates, determined...Cpf1 fits into the genome editing landscape. References 1. Kim D, Kim J, Hur JK, Been KW, Yoon SH, Kim... -
Plasmids 101: FLEx Vectors
TypeBlog Post...white arrowheads). It is necessary to use two different pairs of target sites for this strategy to work...another. In the field of mouse genetics, FLEx is currently being used to study a wide variety of in vivo ...the genOway press release for more information. References: 1. Schnütgen F, Doerflinger N, Calléja C, Wendling... -
Experimenting in an Open Source lab: from CRISPR to Cats
TypeBlog Post...workshops, presentations, and lectures. There are currently around 1,000 active makerspaces around the world...learning and communicating with one another. Currently our main focus is coding the molecular biology...academic labs, we have the capability to study many different mutants because the Caenorhabditis Genetics Center... -
How-to: 5 Steps to a Great Panel Discussion
TypeBlog Post...format for events and sessions in scientific conferences. They can result in lively discussions with both...the moderator is not a panelist and will play a different role so her ability to control the event is what...spontaneity so a moderator should be prepared with different questions than those on the prep calls, but often... -
Quick Guide to Working with Drosophila Part 1: Getting Started with Flies
TypeBlog Post... the heat. Isolating male and female flies Differentiating male and female flies is essential for setting...their adult phase. It is important to clear out the parent crosses from the container before the progeny begin...thorax to look like stubble (sb). For a better reference of various fly phenotypes, check out the Classical... -
Plasmids 101: Protein Expression
TypeBlog Post...these vectors is controlled by a different promoter resulting in different levels of expression from each...labelled or modified amino acids that are useful in different downstream applications. Cell-free expression ... -
Academic vs. Industry Postdocs
TypeBlog Post...AstraZeneca. Why I chose an industry postdoc I’m currently doing an industry postdoc in neuroscience at AstraZeneca... the process is similar to academia. The only difference is that your paper will be reviewed by an internal...blogger, Laura Desrochers! Laura Desrochers is currently a Postdoctoral Scientist at AstraZeneca. She has... -
Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells
TypeBlog Post...image provided by Manuel Gonçalves; made with BioRender. Delivering gRNA and Cas9 using adenoviral...and CRISPR resources on Addgene's CRISPR page. References Beatty MS, Curiel DT (2012) Adenovirus Strategies...Zamyatnin AA Jr (2016) Viral vectors for gene therapy: Current state and clinical perspectives. Biochemistry Moscow... -
When is a Monomer not a Monomer? The Top Three Ways Your Favorite Fluorescent Protein Oligomerizes in Cells
TypeBlog Post...most cases, by using monomeric FPs or FPs from different families, which cannot form heterodimers (i.e....at the National Institutes of Health and he is currently an Associate Professor at Albert Einstein College...avid long distance runner, gardner, and cook. References 1. Snapp, E.L., et al., Formation of stacked ... -
CRISPR 101: Mammalian Expression Systems and Delivery Methods
TypeBlog Post...outcomes can be most effectively achieved with different CRISPR components. Select the appropriate CRISPR...cell lines is quite broad and includes several different methods, so we've summarized some key features...vitro cell culture. The user should review the current literature about their preferred model. If your... -
CRISPR 101: Ribonucleoprotein (RNP) Delivery
TypeBlog Post...expression of Cas9/gRNA and can be used for most of the current genome engineering applications of CRISPR including...comes down to the researcher’s familiarity with different systems. Using Cas9-gRNA RNPs in your experiments...include genome engineering and microbiology. References 1. Chen, Sean, et al. "Highly efficient mouse... -
Plasmids 101: Protein tags
TypeBlog Post...Purification Good for antibody-based purification; has inherent enterokinase cleavage site GST Large Protein...protein as pure as possible? Vectors that offer different combinations of tags are readily available, and...information and some protocols can be found in the references provided. Additional resources: Young CL, Britton... -
CRISPR 101: Targeting RNA with Cas13a (C2c2)
TypeBlog Post...remainder of this blog post. Perhaps the biggest difference between Cas13a and Cas9 is that Cas13a binds ...SHERLOCK (depicted in figure 1) has been used to differentiate strains of Zika virus, genotype human DNA, identify...Gearing contributed to the update of this post. References 1. Abudayyeh, Omar O., et al. "C2c2 is a single-component... -
Tips for Writing a Good Cover Letter
TypeBlog Post...writer? That’s okay! Your cover letter needs to be coherent and free of typos and grammatical errors. It does...skills and experiences fit the job requirements, strengthened an application. Even so, there were examples...experience, having given more than 20 talks at conferences and taught for five years at [name of the university... -
Designing Your Chalk Talk for the Academic Job Interview
TypeBlog Post... the Howard Hughes Medical Institute. Are you currently on or planning to go on the academic job market...if your model is correct or your data favor a different model. Finding evidence for or against a model...the answer to your research problem. Creating a coherent unified story and model can help make your ideas... -
Lab to Office Culture Shock
TypeBlog Post...jarring for the unprepared, and unfortunately, there aren’t a lot of resources out there for scientists making...tight-knit team like that can and will be a little gut-wrenching, but you can get that feeling of camaraderie again...etc.--so everyone’s experience will be a little different. Some of these changes you may enjoy immediately... -
Bioinformatics at Addgene
TypeBlog Post... has been crucial for us to keep pace with our current need to analyze nearly 300 sequences each week.... address the need to accelerate science using different approaches. We were also encouraged to see that...pipelines for genomic data. Thanks to the flexibility inherent in Nextflow’s design, we were free to use multiple... -
Tips for Getting a Faculty Position
TypeBlog Post...no papers, it's unlikely you'll get a job. The currency of scientific success is publications and grants...to convince me that their search committee is different and needs to be told all of the nuances of the...technologies, i.e. video interviews. For point of reference, I submitted my applications all by snail mail... -
CRISPR 101: Homology Directed Repair
TypeBlog Post... blog post on Easi-CRISPR for more details. References and resources Want to know more? Check out the...Genome Editing General Homologous Recombination References: Repair of Strand Breaks by Homologous Recombination...Cas-mediated Transgenesis (2018). Pubmed. CRISPR References: Genome engineering using the CRISPR-Cas9 system... -
Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus
TypeBlog Post...to a mouse model of muscular dystrophy. Three different splice site donor and acceptor sequences were ...for a transgene to be reconstituted, there is currently no one ideal split vector system. Overall the ...greater and more consistent transgene expression. References: Allocca M, Doria M, Petrillo M, Colella P, Garcia-Hoyos... -
Harnessing Bacterial Toxins for Allelic Exchange
TypeBlog Post...Gram-negative bacteria become resistant to antibiotics! References Espah Borujeni, Amin, Anirudh S. Channarasappa...engineering in bacteria using homologous recombination." Current protocols in molecular biology 106.1 (2014): 1-...for allelic exchange Read our molecular biology reference Watch molecular biology protocol videos ... -
The Fluorescent Vegetables in Aptamer Soup
TypeBlog Post...vegetable! What is an RNA aptamer? RNA is not inherently fluorescent and can be challenging to track intracellularly...similar properties to Broccoli despite binding to a different small molecule. Notably, like Broccoli, Red Broccoli...reports on the next additions to aptamer soup! References Alam, Khalid K., et al. "A fluorescent split ... -
Hot Plasmids: Spring 2025
TypeBlog Post...Reporter (iGluSnFR) designed and improved by the Loren Looger and Kaspar Podgorski Labs now has a new version...control of one of seven enhancers specific for different interneuron populations. The enhancers span all...effort to develop molecular tools for studying different brain cell types. Look for more of these interneuron-targeting... -
Generating Mouse Models Using CRISPR/Cas9
TypeBlog Post...therapeutic applications that better human health. References Cong L, Ran FA, Cox D, Lin S, Barretto R, Habib... Does Not Require Ex Vivo Handling of Embryos. Current Protocols in Human Genetics 88: . https://doi.org...Models Using CRISPR‐Cas9‐Mediated Genome Editing. Current Protocols in Mouse Biology 6:39–66 . https://doi.org... -
Transferable Skills Guide: Teamwork
TypeBlog Post...Fast forward a few hundred years and there are currently about 5.5 million articles in the English version...a team is a really good way of creating and strengthening those social bonds. So never mind how much better... you find there’s a need for an expertise your current team members don’t have - sometimes you just don... -
Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins
TypeBlog Post... in the comments section below! Currently, there are over 20 different varieties of PA-FPs available to...function with extraordinary molecular detail. References 1.Patterson, George H., and Jennifer Lippincott-Schwartz... -
How to Deposit Your Plasmids with Addgene
TypeBlog Post...click the "Save" button and jump around to the different pages by clicking on the appropriate boxes at ...at the bottom of the page before moving onto a different page so that any data you enter is not lost. ...to the backbone, and the vector type. Pro Tip! Reference the Addgene ID in the "Backbone Manufacturer" ... -
New FLIS Plasmid (April Fools 2022)
TypeBlog Post... this new technology as helpful as we have! References and Resources Additional resources on the Addgene...Addgene blog: Flies 101: Catching flies in the lab References Abril, U.N.O., et. al. (2022) A plasmid-based... -
Enabling high school research at the Journal of Emerging Investigators
TypeBlog Post...JEI. Chapter 3 - JEI target audience and their current readership. Encouraging students to do science ...biology protocols Check out our molecular biology reference pages ... -
SciComm with the Experts at Science in the News Part 1
TypeBlog Post... the News hosts a podcast, seminars, a blog, conferences, and more for non-scientists. These programs ...Communicating with Non-Scientists How to Approach Different Audiences Listen to the SITN Podcast Many thanks... -
Celebrating the 2024 Nobel Prize in Chemistry
TypeBlog Post...Top7 receives the Nobel Prize. Created with BioRender.com. Top7 gets its name from “topology of protein...David Baker, Demis Hassabis, and John Jumper! References Kuhlman, B., Dantas, G., Ireton, G. C., Varani...