We narrowed to 972 results for: Abo;
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TypeBlog Post...Learn All about Mammalian Vectors Read up on CRISPR Delivery Systems for Mammalian Cells Learn about the Dangers...Misidentified or cross-contaminated cells have been known about since 1966 when Stanley Gartler reported that most...there is a loss of reputation that can impede collaborations, especially with industry. Today we also have...The LGC Group also provides standards and has laboratories to carry our independent quality control for...culture contamination." Archives of pathology & laboratory medicine 133.9 (2009): 1463-1467. PubMed PMID...
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Data Freedom: The Expansion of Data Sharing in Research Publications
TypeBlog Post...fraction (<1%) of authors have asked for advice about the scope of the policy. End of story? Not quite...the data policy was raised by researchers worried about the effort to make the underlying data easily available...making data available, but there remains concern about the extra work this may entail. So if access to...be archived? Simplifying data access Some of the above mentioned issues could be mitigated by on-line services...him on Twitter @jwoodgett. More Discussions About Data Sharing: PLOS Data Sharing Policy Discussion...Scholarly Kitchen) Read more Addgene blog posts about scientific sharing ... -
Plasmids 101: The Promoter Region – Let's Go!
TypeBlog Post...Promoter of the arabinose metabolic operon Inducible by arabinose and repressed catabolite repression in the ...Browse All Plasmids 101 Posts Learn about Mammalian Vectors Read about Reporter Gene like Luciferase and...and operators (response elements). Promoters are about 100 to 1000 base pairs long and found upstream of...this list is a great place to start, the tables above do not delve into the tissue or development-specific... -
Introducing Addgene's Microbiology Pages
TypeBlog Post...screenshot above). Don’t see your favorite organism listed? Help us serve you! Let us know about other organisms...useful plasmid that’s not in the collection? Tell us about it with our Suggest a Plasmid Form! Finally, if... if you would like to get the word out about a particular microorganism, microbial technique, or microbial...microbial technology, sign up to write about it on the Addgene blog. ... -
The Advances Behind The World's First Personalized CRISPR Treatment
TypeBlog Post...Baby KJ” was diagnosed with a rare and dangerous metabolic disease shortly after his birth. Within a seven-month...successful base editing intervention was created. Only about half of babies with KJ’s disorder survive long enough...effort was only possible because of a massive collaboration between research hospitals, universities, private...an astounding feat of public investment and collaborative scientific effort. As we like to say at Addgene...activity of adenine base editors The first ABE was about 50% efficient in human cells on average, but its...in the lab. We’re so happy to be a part of a collaborative community focused on CRISPR research, and we... -
Antibodies 101: Single Chain Fragment Variables (scFvs)
TypeBlog Post... Read about frankenbodies, an anti-HA scFv-based probe for fluorescent imaging. Learn more about antibodies...Köhler who developed hybridoma technology. But what about single chain fragment variables (scFvs)? scFvs weren...from inclusion bodies, it’s time-consuming and laborious. To avoid this, one or more of these approaches...antibodies Read about another reagent sharing platform for antibodies, the Developmental Studies Hybridoma...Hybridoma Bank Learn more about the SunTag system which uses an scFv to amplify the fluorescence intensity ... -
The Fluorescent Vegetables in Aptamer Soup
TypeBlog Post...occurring regions in the 5’ UTR of mRNA that bind metabolites, leading to conformational changes that control...Spinach-based riboswitches can be used as stable metabolite sensors for imaging in live cells. By placing...placing Spinach downstream of a riboswitch, metabolite binding to the riboswitch instead activates Spinach ...Dimerization of Broccoli increases its fluorescence by about 1.8-fold, and may be a better choice for imaging...modification that reduces nonspecific binding with RNA by about 7x). Mango fluoresces nearly as brightly as Spinach...Additional resources on the Addgene blog Learn more about aptamer fluorophores Investigate other fluorescent... -
Plasmids 101: Common Lab E. coli Strains
TypeBlog Post...thiamine metabolism Requires exogenous thiamine for growth ara disruption of arabinose metabolism pathway...little prokaryotic minions that carried out the labor-intensive process of replicating your new plasmid... Phage resistance gal Mutation in galactose metabolism pathway Cells cannot grow on galactose only ...repressed more LacZ β-galactosidase activity abolished lacY Lactose permease inactivated, lactose...plasmid stability recBCD Exonuclease V activity abolished Increased plasmid stability, reduced recombination... -
Ghanaian Researchers to Receive Plasmid Awards from Addgene and Seeding Labs
TypeBlog Post...Addgene Blog Learn about Plasmid Awards to Researchers Working on Rare Diseases Read About Some of Our Outreach...Allied Sciences in Ghana. Read on to learn more about doctors Bengyella and Duedu and how they plan to...He hopes to teach his molecular biology students about the functions of these powerful tools and to use...China Additional Resources on Addgene.org Learn About Addgene's Mission Check Out Our International Shipping... -
Easi-CRISPR: Generating Knock-In and Conditional Mouse Models
TypeBlog Post... on CRISPR Mouse Models Learn about Homology Directed Repair Learn about Cas9 Ribonucleoprotein (RNP) ... a variety of species, including the standard laboratory mouse. It’s also made targeted insertions relatively...process of conventional gene targeting is lowered to about 2-3 months. But certain models remain more difficult... a mouse embryo to create chimeric mice. This laborious process takes ~8-10 months. With CRISPR (B), you...directly into a zygote and obtain a knockout mouse in about 3 months. Image courtesy of Wenning Qin. Single-stranded... -
Building Global Connections with the International Mentorship Program USA-EUROPE
TypeBlog Post...USA-Europe professional collaborations, setting up bases and contacts with Spanish laboratories to start working...where individuals can exchange ideas, network, collaborate, and innovate internationally. Why an International...needs, and came from the universities mentioned above. The initial IMP cohort of 78 mentees included: ... Other Resources Visit the IMP website Learn about the Mentor Circle Program at Brigham and Women's...Networking for Scientists Series Read our Blog Post about Choosing a Mentor ... -
Download Addgene’s Science Career Guide, Plus 8 Career Tips from Addgenies
TypeBlog Post...Addgene blog. In fact, we have so many blog posts about careers that we’ve compiled our top career blog ...wait until you need a job to meet people and learn about what's out there.”- Joanne Kamens, Executive Director...school, I came across Joseph Campbell, and read about his "follow your bliss' mantra and never forgot ...Usually when I see inspiring artists who are thinking about getting into the arts (or any career to be honest...follow your passion. Do what you love. Don't worry about the rest.”- Jason Snair, Product Designer On the... -
Fluorescent Proteins 101: History of Fluorescent Proteins
TypeBlog Post...ways scientists have adapted them for use in the laboratory. The discovery of GFP The story of how fluorescent...particularly interesting. Although humans have known about bioluminescent organisms and their characteristic...sequence. Soon after that, in 1994, Prasher’s collaborator Martin Chalfie expressed GFP in exogenous organisms...studying it grew. In particular, studies in the laboratory of UCSD biochemist Roger Tsien resulted in much...for you, so if you’re interested in learning more about fluorescent proteins, I invite you to download our... -
Stem Cell Models for Disease & Open Science: Interview with Darrell Kotton
TypeBlog Post...promote scientific sharing. Listen to learn more about Darrell, his research, and his focus on open science...Medicine and in the Department of Pathology and Laboratory Medicine. He attends in the Medical Intensive...NIH-funded Principle Investigator in the Kotton Laboratory and is the founding Director of the Center for...Podcast. Additional Resources from Addgene Learn about Retinal Gene Therapy from Connie Cepko Find Plasmids...Plasmids from the Kotton Lab Learn more about Stem Cells ... -
Bringing Sustainable Practices to the Lab: Innovations
TypeBlog Post...well-integrated into our lab lives. Read on to learn about some creative approaches to lab sustainability, ...for rerouting waste from the landfill, but what about all the manufacturing steps that happen before you...ACT label, which is an eco-nutrition label for laboratory products that emphasizes Accountability, Consistency...away your FACS machine after a single use. So how about washing and reusing pipette tips in a high-throughput...Additional resources on the Addgene blog Learn about recycling initiatives for the lab Subscribe to the... -
Science as Art
TypeBlog Post...attracting so much attention. When I spoke with Daniel about the interplay of these two ideas he said “science... scientists sometimes forget how to communicate about their work with non-academic people.” Daniel went...perception, which is ironically what science is about. For me it is essential to stay in touch with the...unique samples, meaning that we know very little about these specimens - especially those which are now...Additional Resources on the Addgene Blog Learn About Experimenting in an Open Source Lab Resources on... -
Deep Dive: Statistical Tests (Comparisons)
TypeBlog Post...a summary snapshot without telling you anything about outliers or data spread within those data sets. ...the rules” and which we have certain information about. The assumptions and requirements that need to be...Quantitative If your data doesn’t fit the requirements above, a non-parametric test may be the way to go, which...only performing the comparisons you really care about. Family-wise error is the probability of a false...rate than the multiple comparison tests described above. Violated assumptions and statistics Statistical...not meet the assumptions for the tests described above (normal distribution, equal variance, and independent... -
Plasmids 101: Using Transposons in the Lab
TypeBlog Post...Addgene blog Learn about the INTEGRATE system for bacterial genome engineering Read about the Sleeping Beauty...DNA transposons are most commonly used in the laboratory for genome manipulation. When transposons are...Applications of transposons Now that you’ve learned about some of the popular transposon systems, let’s take...2020) Jump around: transposons in and out of the laboratory. F1000Res 9:135. https://doi.org/10.12688/f1000research...Beauty DNA transposon Learn about the piggyBac DNA transposon ... -
28 Hot Plasmid Technologies from 2015
TypeBlog Post...new plasmid tool from the past year? Let us know about it in the comments or shoot us an e-mail at [email protected] and maybe we can write a blog post about it! Split Cas9 system The Cas9 protein is composed... lentiviral expression (MuLE) system from the laboratory of Ian Frew simplifies the process of creating... seem preposterous. Luckily, the Pierre Neveu laboratory designed a new iterative, chaining-based cloning... to improve on the Arch indicator and their collaborators in Robert Campbell’s lab carried out five rounds...improved light-switchable bacterial TCSs Jeffrey Tabor's lab has developed new synthetic biology tools by...for controlling gene expression. For more details about these light-switchable TCSs, read our blog post:... -
Cellosaurus: A Cell Line Information Database
TypeBlog Post... of Bioinformatics reached out to us to tell us about a resource called Cellosaurus, a growing cell line...all the information in the resource. This is a labor-intensive project; scripts can be used in some cases...preferences to help you identify proximal lines you care about. If you have cell lines without a certified origin... Or finding errors in the available information about a cell line you’ve used? Submit your manuscript ...distributor. A success all around! If you’re excited about this resource and want to learn more, check out ... -
Addgene at the ASM Microbe 2016 Conference
TypeBlog Post... for bag check was definitely worth it! Hearing about his passion for global health and the various initiatives...with fluorescent microbes. Check out her animation about the Hawaiian bobtail squid! Continuing the art...talked to some scientists who stopped by the booth about amazing work already represented in the Addgene ...opportunity for Addgene to let microbiologists know about our mission of open science and resource sharing...community, contact [email protected] to find out more about our free deposit and distribution service! Did you... -
Addgene @ Keystone: Thoughts on Precision Genome Engineering and Synbio
TypeBlog Post...It's been about 14 years since I last attended a Keystone Meeting – far too long. Holding these meetings...CRISPR technology in just 2 years and excitement about how much more there is left to do with the characterization...downstream output. Tuesday morning's talks were also about circuitry and synthetic biology, and I found myself...plasmid sharing to those who were anxious to hear about what was coming next. I also got to show off our... updated Synbio page to people who were curious about these newest features of our website. I want to... -
Scientific Peer-review: Providing Critical and Kind Feedback and Advocating for Open Science
TypeBlog Post...section-specific comments, I re-read what I wrote about the paper after my initial read, adjust my language...wish for The last thing that I wanted to mention about the peer-review, is that as a peer-reviewer, you...each peer-review, I try to mention what I liked about this paper and recognize the hard work that the .../visualization using R/Shiny. She is passionate about open science, BIG data analysis and sharing whatever...review article Resources on Addgene.org Learn about depositing plasmids pre-publication Find molecular... -
Bright Monomeric Fluorescent Proteins: mNeonGreen, mTFP1, and mWasabi
TypeBlog Post...We are excited about our new partnership with Allele Biotechnology which allows researchers to deposit...blue-shifted compared to its parent protein CFP484. Collaborating with scientists from Florida State University...mWasabi plasmids here! One of the most notable things about these proteins is that they are monomeric fluorescent... fluorescent protein blog posts Find blog posts about choosing fluorescent proteins for your research ...the Addgene blog Resources on Addgene.org Learn about the Michael Davidson fluorescent protein collection... -
A New Optogenetic Tool Based on AraC Controls Gene Expression with Blue Light
TypeBlog Post...Twitter, you might have seen the video of her singing about the paper recently published by her lab and Mustafa...professor at the University of Freiburg. This paper is about a new tool called BLADE (blue light-inducible AraC.... Inspired by @UriAlonWeizmann, here my song about our paper recently published in @nchembio Title:... based on the concept of bacteriographs created about a decade ago. To create these images, the scientists...Additional resources on the Addgene blog Learn more about inducible promoters Visit the Plasmids topic overview... -
The Strength of Story Telling
TypeBlog Post...living as a scientist in Beijing, talking to people about taking beautiful photographs of their studies, reporting...to friends or dates or colleagues we tell tales about parts of our lives that tend to have a story structure...informational interview question: Interviewer: “Tell me about a time you had a conflict at work.” Interviewee:...situation down by opening a dialogue specifically about the project and contributions, rather than getting...defensive or getting into ‘he said; she said’. We spoke about it for a while and he eventually calmed down, apologised... -
Summer SciComm: Science Storytelling
TypeBlog Post... your science with others. My favorite quote about science ever comes from an interview in which someone...storytelling business like to say, science is all about navigating conflict. In literary terms, conflict...find that once I sit down and talk to a scientist about their research, these conflicts come out quite naturally... a simple question, like “Have you ever thought about how X works?”, or even by introducing a person that...devices, we sometimes forget the most important thing about science: It’s cool. Like bowties! Using science ... -
Intro to Our Summer SciComm Series!
TypeBlog Post...our Summer SciComm Series, where we’ll be talking about science communication, best practices in the field...research. This summer, we’re making time to talk about my favorite thing - science communication (scicomm...endless. Activity Example audience Talking about your career as a scientist underrepresented minorities...students in AP biology classes Creating a podcast about genetics using dog breeds as an example adults ...get into the more exciting parts - learning more about science communication itself! See you next time!... -
Addgene Begins Distribution of Recombinant Antibodies
TypeBlog Post... also be collecting feedback from the community about how the antibodies work in various applications,...antibodies are plasmid-based and recombinant. Learn more about recombinant antibodies here. Finally, Addgene is...against PSD-95 from the Trimmer Lab. Information about the antibody, the target antigen, and performance...blog and Antibody Guide, which include information about immunofluorescence, conjugates, isotypes, and more...learn more or get started. If you have suggestions about how to make the resource better or ideas for new... -
Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation
TypeBlog Post...resources on Addgene.org Learn about Addgene's viral service Learn about viral production Find viral protocols... By now you have probably heard about Addgene’s viral service but did you know that Addgene also performs... approach can be adapted by vector cores and laboratories alike as an easy and inexpensive method to improve...Effect of medium osmolarity on hybridoma growth, metabolism, and antibody production." Biotechnology and ...