We narrowed to 1,075 results for: TOR
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TypeBlog Post... CRISPR system was involved. Today, that same laboratory enjoys a successful edit rate of over 90% in ...such as ApE or commercial workbenches such as MacVector or Benchling. Utility functions: These functions.... For this reason I generally recommend that laboratories that have already attempted several CRISPR experiments...above or, even better, first-hand knowledge from laboratories employing CRISPR on the same organism could ...CRISPRseek offers great utility and coupled with Bioconductor should be the first choice for anyone already...
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Quantifying DNA? Here are Five DNA Quantification Methods to Consider
TypeBlog Post... at 230 nm. The A260/A280 ratio is used as an indicator of DNA purity. Ideally, this number should be ...Concentration (ug/ml) = A260 reading x dilution factor x 50 ug/ml This method is quick and simple and ...like a PCR product). This method also gives an indicator of DNA or RNA contamination based on the presence...protocols and tips Find the best way to elute and store your plasmid DNA Learn about the different grades... -
Early Career Researcher Toolbox: Free Tools for Science Writing
TypeBlog Post...Tools for checking grammar and jargon Hemingway Editor This is a free web-based tool for detecting the... saved to your Mendeley library. The library is stored in the cloud, so you can access it from anywhere...you organize and cite papers. With the Zotero Connector, papers can be saved from Firefox or Chrome browsers...with others which makes it easier to work with collaborators. Zotero is a desktop based program that’s compatible... -
Plasmids 101: NGS Quality Control for Pooled Libraries
TypeBlog Post...none are lost. Each Addgene library has its own depositor transformation and amplification protocol, but... a file in FASTQ format, a standard format for storing NGS reads and their corresponding sequencing quality...from the count_spacers.py file from Feng Zhang’s laboratory. There are a number of other analysis scripts...screening, and if you have any tips, input, or stories of interest about library use, let us know in the... -
The Power Behind NGS Plasmid Validation: seqWell
TypeBlog Post...University, and did postdoctoral work at Harvard Medical School and the University of Toronto. He is an author...quick turn-around time of Sanger sequencing have historically matched the needs of most molecular biology ...next generation (NGS) sequencing have prevented laboratories from using these methods for routine processes... -
Choosing Your Fluorescent Proteins for Multi-Color Imaging
TypeBlog Post...imaged together, you will need to consider the same factors as when choosing an individual fluorescent protein...previous blog post for more discussion of these factors). In addition, you will also need to choose fluorescent...infrared fluorescent proteins require biliverdin as a cofactor and so you may need to supplement your cells with...received his PhD in biophysics from UCSF in the laboratory of Ronald Vale, after which he was a fellow at... -
The Many Reasons for Irreproducible Research- and a Vaccine to Eradicate It
TypeBlog Post...creating a time-stamped research plan in a public repository before conducting the experiment (note: registrations...participating journals before a study is conducted. Editors and reviewers recommend changes, and if everyone...position of having robust, null findings that are notoriously difficult to publish. With Registered Reports...implement authentic scientific research and as the Director of Advising in the Division of Life Sciences at... -
Hot Plasmids - May 2022
TypeBlog Post...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...comparison to the 62-90% error rate seen with Cas9 editors. The lab believes that this system could potentially...Development of a cleavage-free dCas9-based gene editor using microbial SSAPs. Image from Wang, et al, ...live cells remains a challenge due to multiple factors, including limitations of number of flourescent... -
Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification
TypeBlog Post...nanobody. As a proof-of-principle the Toettcher Lab monitored how AsLOV2 insertion into mCherry or GFP nanobodies... Sevenless (SOS), a guanine nucleotide exchange factor that activates Ras. They expressed this OptoNB-...purified. More OptoNBs that bind cell signaling receptors would offer more levers to pull to control signaling... example, if the OptoNB could bind and block a receptor or a ligand’s activity, then a flip of a light... -
Early Career Researcher Toolbox: Social Media for Scientists
TypeBlog Post...shared the paper with my lab since one of the AAV vectors in the paper seemed like it could help one of my...conference, whether you are attending in person or monitoring that conference via social media. The podcast...BLACKandSTEM Twitter community. Dr. Page shares her story of how one seemingly innocuous tweet would not only...you advance your research or career? Share your story in the comments below! Additional resources ... -
Luminescent Imaging with Nano-lanterns
TypeBlog Post...light activation, you can’t use fluorescence to monitor processes directly affected by light. Long-term...To make luminescent imaging a reality, Addgene depositor Takeharu Nagai and colleagues at Osaka University...Since their first publication in 2012, the Nagai laboratory has assembled a collection of multicolored nano-lanterns... Nano-lanterns and your experiments The Nagai laboratory has a done a wonderful job characterizing Nano-lanterns... -
Screening for Successful Genome Editing with Digital PCR
TypeBlog Post... a novel TAL effector nuclease (TALEN) facilitates efficient knockout of HIV co-receptor CCR5. Nucleic...This post was contributed by Scott Findlay, a Postdoctoral Fellow at the University of Alberta. If you’... out of frame! Scott Findlay is currently a Postdoctoral Fellow at the University of Alberta. He is interested... -
Plasmids 101: Blue-white Screening
TypeBlog Post...screening overview blog post.) *Note: Two Popular Vectors for Blue White Screening Available at Addgene Are... plasmid, creating an α-complementation cloning vector. When a cloning reaction goes to plan and your ...pUC18 and pUC19, and pBluescript are a few common vectors. Blue-white screening is just that – a screening...insert, there are other methods. Positive selection vectors encode a gene which, when expressed, is lethal ... -
3 Challenges in Plant Synthetic Biology
TypeBlog Post..., one that is not food, not medicine, and not mandatory – people can decide for themselves if they want...comprehensive plant cloning kits available in the repository, MoClo and GreenGate, and we are excited to see...how you were able to overcome them. Share your stories in the comments below! And if you have developed...duty to pursue a degree in a synthetic biology laboratory and received her M.S. from CSU in 2014. Outside... -
Advice for Starting a Biotech Company from a Grad Student turned Entrepreneur
TypeBlog Post...help win a business plan competition and advance investors to the next stage of diligence." In business competitions...non-scientific audiences. "There are 100 ways to tell a story - convince your audience you are doing amazing things...crowd funding, federal funding, foundations, and investors are examples of various sources of funding. Always... Biology & the Importance of Assembly Standards Story of a SynBio Startup: RevBio's Epiphany (or Lack ... -
The Pleiades Promoter Project
TypeCollection...Project - A regulatory toolbox of MiniPromoters to drive selective expression in the brain.... Depositor Collections...., Wasserman, W. W., Simpson, E. M. (2010). A regulatory toolbox of MiniPromoters to drive selective expression... -
Channelrhodopsins with improved light sensitivity for minimally-invasive optogenetics
TypeBlog Post...Addgene.org Browse all viral vectors available at Addgene Visit our viral vectors guide Find our chemogenetics...makes them light-responsive. When light shines on excitatory channelrhodopsin-expressing neurons, the channelrhodopsins...non-invasive methods to the neurons in the right secondary motor cortex (M2). Since M2 is located on the surface ... -
Antibodies 101: Selecting the Right Antibody
TypeBlog Post...support team, is a safer bet than one from a large distributor that may not have direct experience with the ...decision by price point, shipping time, or other factors. Just remember that these are secondary considerations...specificity, and experimental considerations - no other factors can make up for an antibody that doesn't work for...that application validation is the most important factor in antibody selection, but what does that mean?... -
What's New in CRISPR - November 2021
TypeBlog Post...into mammalian cells, especially when fused to effector proteins for gene activation or gene editing. ... efficient Cas system with very compact genome editors and a gRNA down-sized by almost 40%. The activity...architecture and amino acid sequence of the prime editor, yielding PEmax, to work synergistically with epegRNAs... within the FAH gene was precisely corrected, restoring expression in the liver. Read the paper in Nature... -
Plasmid Tools for Microbiome Studies
TypeBlog Post...Engineering gut microbes in situ While the ability to monitor the microbiome with sequencing is vast, the ability...upon the Yeast Toolkit by replacing the backbone vector’s high-copy number bacterial ColE1 origin with the...origin with broad host-range (Meyer, 2009). The vector retains the oriT for delivery into recipients by... Counting cell division in the gut microbiota Monitoring microbial population dynamics in the gut can ...