We narrowed to 519 results for: abo.2
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TypeBlog PostPublishedJuly 10, 2014, 7:17 p.m....go anywhere. The team should initially consist of 2-3 individuals that are aligned in vision and outcomes... the technology. This transition takes around 1 – 2 years. The product is the measure of success. Technology...transitioned away from the bench and became all about finding the best product-market fit for this set...Notably, the team must have an upfront conversation about its goals and vision for the company; this will ...section! And read on for more great information about starting a biotech company. Suggested reading The...of Sample6) for taking the time to speak with us about the biotech startup process and work environment...
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Troubleshooting and Optimizing a Western Blot
TypeBlog PostPublishedSept. 17, 2024, 1:15 p.m.... that all look exactly alike. Figure 2: Reagent gradient. Here, the lanes are lightly marked...guide. The gel is then removed from the membrane (2) and the membrane is cut so each lane is its own piece...in the bands, you may want to consult Tables 1 and 2 in our Technical Design of a Western Blot post to ...the antibody’s dynamic range. Specifically, the 1:2, 1:1, and No dilution samples all have approximately...conditions are 4 °C overnight or room temperature for 1–2 hours, there is some evidence that antibodies may ...re in the right place! In this post, we’ll talk about western blot optimization and troubleshooting. ...can be informative, so spend some time thinking about which type of gradient can help answer your particular... -
7 Tips to Secure a STEAM Internship This Summer
TypeBlog PostPublishedFeb. 2, 2021, 2:15 p.m....and scholarships in different subject areas! 2. Resume and cover letter know-how Tailor your resume...4. Letters of recommendation wisdom Reach out to 2-3 individuals in your professional circle to vouch...Rose is passionate about outreach among low-income communities to educate parents about resources that can...automated filters of consideration. If you are worried about any eligibility provision, don’t guess. Simply reach... -
Stabilized Bacterial Promoters: Constant Gene Expression at any Copy Number
TypeBlog PostPublishedSept. 4, 2018, 12:53 p.m....per cell increases 4-5 fold (for pUC plasmids) or ~2 fold (for p15a, R6K, and ColE2 plasmids) as cell division...biotechnology 36.4 (2018): 352. PubMed PMID: 29553576. 2. Kittleson, Joshua T., Sherine Cheung, and JChristopher...is useful for many metabolic engineering and synthetic biology goals. In metabolic engineering, the expression...or can interfere with the precision needed in metabolic engineering or other synthetic biology circuits... -
Antibodies 101: Polyclonal Antibodies
TypeBlog PostPublishedJuly 14, 2021, 1:15 p.m....starts to wane about a month later, the animal is given additional booster immunizations every 2-3 weeks to...level of antibodies is reached - typically within 2-4 months. After the animal has the desired level of... Read about another common type of antibody for research, monoclonal antibodies Learn about the advantages... -
New Tool for Lineage Tracing: The ClonTracer Library
TypeBlog PostPublishedSept. 22, 2015, 2:30 p.m....represent the preexisting resistant subpopulation 2. Resistant cells among the separate replicates would...medicine 21.5 (2015): 440-448. Pubmed PMID: 25849130. 2. Hata, Aaron N., et al. "Tumor cells can follow distinct...process.” The ClonTracer library originally came about as Bhang and co-workers were trying to develop a...particularly interested in applying what we have learned about tumor heterogeneity to drug discovery and the development...Additional Resources on the Addgene Blog Learn about the Sabatini and Wood Drug Screening Kit Find Out... -
Hot Plasmids: Bacillus subtilis Libraries, iPSC Reprogramming, CRISPR Tools, & More!
TypeBlog PostPublishedDec. 11, 2017, 2:02 p.m....segment on the B. subtilis libraries. Hot Plasmid 2: Transcription factor fusions modulate iPSC reprogramming...of our Hot Plasmids podcast series, you'll learn about new libraries for studying B. subtilis biology, ... -
Hot Plasmids Podcast Episode 3: Optogenetics Tools, Improved CRISPR Base Editors, & More!
TypeBlog PostPublishedOct. 25, 2017, 1 p.m....Listen to Our Segement on PhoCl Segment Hot Plasmid 2: Ouabain selection for increased CRISPR editing efficiency...of our Hot Plasmids podcast series, you'll learn about optogenetics tools for controlling protein activity... -
Plasmids 101: Repressible Promoters
TypeBlog PostPublishedDec. 20, 2022, 2:15 p.m....genes for metabolic engineering applications in Saccharomyces cerevisiae.” FEMS Yeast Res. 12(2) (2012):...immediate early gene expression. Genes Dev. 1988 Jun;2(6):718-29. doi: 10.1101/gad.2.6.718. PMID: 2843425...Targeted Gene Expression in Drosophila.” Genetics 186(2) (2010): 735-55. PubMed PMID: 20697123. PubMed Central...can be used in the repressible manner described above, as well as the inducible manner detailed in our...necessary to have all 3 of the different binary systems above if they all behave very similarly?” The simple answer... at the same time. The 3 binary systems listed above are orthogonal, meaning that they do not affect ... -
Top Requested Lentivirus and AAV of 2016
TypeBlog PostPublishedJan. 6, 2017, 3:56 p.m.... tropism and axonal transport of AAV serotypes 1, 2, 5, 6, 8 and 9 in the mouse brain. PLoS One. 2013 ...PMID: 24086725. PubMed Central PMCID: PMC3785459. 2. Krashes MJ, Koda S, Ye C, Rogan SC, Adams AC, Cusher...Resources on the Addgene Blog Learn More About Lentivirus Learn more About AAV Get the Scoop on Our Viral Service... -
Treating Muscular Dystrophy with CRISPR Gene Editing
TypeBlog PostPublishedJan. 26, 2016, 3:30 p.m....nonsense-mediated decay. Although Nelson et al. observed only 2% genome editing in one experiment, they found the ... cells throughout the body, especially stem cells 2. Remove any immunogenicity of the AAV vector Once ...Science. 2015 Dec 31. doi:10.1126/science.aae0169 2. Long C, Amoasii L, Mireault AA, McAnally JR, Li H...estimated that very little dystrophin correction (about 4%) is needed to see muscle improvement, with only...diseases we’d like to treat with CRISPR. As seen above, DMD can be treated with “one-size-fits-most” NHEJ-mediated.... Precision genome editing faces the challenges above and more. One chief challenge is upregulating HDR... -
Recombinase-based State Machines Enable Order-dependent Logic in vivo
TypeBlog PostPublishedJuly 28, 2016, 2:30 p.m....certain states of interest. For example, in Figure 2 below we present a two-input, five-state GRSM register...linking RSM inputs to endogenous gene expression (2). Our paper (1) explains how to arrange attB-attP...Science. 353, aad8559 (2016). PubMed PMID: 27463678. 2. Green, Alexander A., et al. "Toehold switches: de-novo-designed...certain cellular behaviors, but little is known about the order or timing of these factors. Recombinase-based... three methods of state interrogation mentioned above (Sanger sequencing, qPCR, and fluorescent reporter-based...Bac Vectors Can Be Used for Genome Editing Learn about Michael Koeris' Journey from Grad Student to SynBio... -
CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More
TypeBlog PostPublishedSept. 28, 2020, noon... pCRISPomyces-2 contains Cas9 and a gRNA cassette. The simpler system of pCRISPomyces-2 displays a higher...and a subsequent curing protocol that requires only 2-3 hours incubation. E. coli and T. citrea scarless...four major components including (1) a CRISPR RNA, (2) four proteins forming the QCascade DNA-targeting ...CRISPR Featured Topic Page Learn more about Cpf1 Find out about CRISPR Multiplexing Resources on Addgene.org...coli and other bacterial species. Read on to learn about the tools available for bacteria and some of the...that can be used in this way. As described in the above CRISPRi section, the Marraffini Lab published a ...as a collection of organisms, their genes, and metabolic processes, occupying the gut. Many human diseases... -
CRISPR 101: Epigenetics and Editing the Epigenome
TypeBlog PostPublishedJune 24, 2020, 5:45 p.m.... of H3K4me1/2 and H3K9me2 histone modifications. Like the TALE-LSD1 system described above, dCas9-LSD1...form or as ready-to-use lentivirus. Figure 2: dCas9-Tet1 demethylates cytosines at promoters and...approach for targeted DNA demethylation. Cell Discovery 2: . https://doi.org/10.1038/celldisc.2016.9 Find plasmids...setting up your experimental system. Let us know about your experience with these constructs in the comments... -
PiggyBac-ing Through the Genome Editing Field
TypeBlog PostPublishedMay 31, 2016, 3:30 p.m....without leaving behind any accessory DNA sequences [2], [3]. Simply put, the piggyBac™ transposon containing...with a Footprint-Free™ genome edit. Figure 2: Editing DNA using the piggyBac™ transposon selection...PMID: 26211958. PubMed Central PMCID: PMC4663986. 2. A. M. Singh, V. V Adjan Steffey, T. Yeshi, and D...transposase itself, please read on to learn more about this exciting technology from the folks at Transposagen...Additional Resources on the Addgene Blog Learn about the Sleeping Beauty Transposase Read up on Genome... -
R Bodies: Membrane-Rupturing Microscopic Tools
TypeBlog PostPublishedApril 14, 2016, 2:30 p.m....be decorated with proteins and remain functional, 2) break membranes outside of their natural context ...PubMed PMID: 3759909. PubMed Central PMCID: PMC213417. 2. Schrallhammer, M. et al. Tracing the role of R-bodies... Additional Resources on the Addgene Blog Read About Other Hot Plasmid Technologies Read Other Synthetic... -
GPCRs: How Do They Work and How Do We Study Them?
TypeBlog PostPublishedFeb. 11, 2021, 2:15 p.m....plasmid kit consists of 20 plasmids encoding 14 alpha, 2 beta, and 4 gamma subunits of the heterotrimeric G...activation via bioluminescence resonance energy transfer 2 (BRET2). Check out our blog post on GPCR signaling...chemogenetics While there’s still a lot to learn about GPCR signaling, researchers in the meantime have... inhibit neurons. You can find information more about chemogenetics and a concise table of DREADDS and...Additional resources on the Addgene blog Learn more about TRUPATH Read our quick guide to chemogenetics Resources... -
CRISPR 101: Cas9 vs. The Other Cas(s)
TypeBlog PostPublishedDec. 8, 2022, 2:15 p.m....11 and Cas13 are 1). non-specific RNA cleavage and 2). cell toxicity. Cas7-11 does not display collateral...Cpf1 is a single RNA-guided endonuclease of a class 2 CRISPR-Cas system. Cell, 163(3): 759-771 (2015). 10.1016... is smaller than the traditional SpCas9 enzyme (about a third of the size) and does not require a tracrRNA...Cas12a to further optimize it for therapeutic and laboratory usage. Fast facts – PAM requirement: TTN or ... the lack of collateral cleavage). You can read about Cas7-11 in our blog post on its development and ... -
Antibodies 101: Conjugation
TypeBlog PostPublishedMarch 26, 2024, 1:15 p.m....residues, which can be found throughout the antibody. 2) Endogenous cysteines, such as those that make up ...Detecting antigens by quantitative immuno-PCR. Nat Protoc 2:1918–1930. https://doi.org/10.1038/nprot.2007.267 ...Check out our post on Biotinylation to learn more about biotin and its use in molecular biology. Other Conjugates...perfectly blissful, productive lives without thinking about these chemical reactions. After all, there is an...ready to use off the shelf. So why are we talking about this? Even though there are so many commercially... -
BeHeard Award 2018: Diseases of Glycosylation, Arginine Mutagenesis, & Neural Development
TypeBlog PostPublishedJune 26, 2018, 1:33 p.m....studies have shown that the conditions Sotos-type 2 and Marshall Smith Syndrome are due to mutations in...accurate diagnosis of NFIX-related syndromes (Sotos-type 2 and Marshall-Smith) and could be expanded to NFIA-...glycosylation (CDG) are a group of rare inherited metabolic diseases with severe and life-threatening consequences...understood. In line with this, Prof. Videira and collaborators will use Addgene plasmids to immortalize CDG...discovery led them to investigate the use of a common laboratory chemical, guanidine hydrochloride, as a potential...