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We narrowed to 886 results for: URE

Showing: 381 - 400 of 886 results

  1. CUT&RUN: An Improved Method for Studying Protein-DNA Interactions

    Type
    Blog Post
    Published
    Feb. 13, 2018, 2:51 p.m.
    ...not terribly problematic when working with cell culture, because it is easy to harvest large quantities...sheering of DNA by sonification. Though it helps capture weaker or more transient DNA-protein interactions...of interest. First, nuclei from tissue or cell culture are isolated using lectin-coated magnetic beads...thus targeting MNase to antibody bound proteins (Figure 1). Importantly, since Protein A has weaker affinity...desired. It also provides an excellent additional measure of DNA binding sites in combination with existing...fusion proteins Study chromatin interactions with CAPTURE Additional Resources on Addgene.org Find simple...

  2. What's the Best Way to Elute and Store Your Plasmid DNA?

    Type
    Blog Post
    Published
    June 4, 2020, 1:22 p.m.
    ...of time, especially at room temperature or at 4°C. Storing DNA: temperature and longevity You should consider...the DNA. pH and DNases affect DNA stability Figure 1: So many choices! What to do? The main factors...are pH and DNase contamination.  Extreme pH can denature, break, and even change the DNA sequence. High...elution choices: TE, Tris buffer, or water Figure 2: Tris-EDTA, Tris, or water? The buffer you choose...Plasmid DNA can be stable at 4°C or even room temperature for a short period, and there are indications...

  3. Oh, The Places You Can Go: Careers in Science Communication - Science Writing

    Type
    Blog Post
    Published
    Oct. 3, 2017, 12:11 p.m.
    ... comments. They could be featured in future career blog posts. And make sure to subscribe to the Career...Iowa, he was like a lot of newly minted PhD’s: not sure what his next step should be. He debated taking ...few other tips: “Learn HTML, write a lot to make sure you don’t hate it, and be flexible. The best stuff...appealing images and colors draw people in. Drawing a picture of a mechanism that also looks nice is a great ...

  4. Oh, The Places You Can Go: Careers in Science Communication - Curriculum Development

    Type
    Blog Post
    Published
    Nov. 1, 2017, 2:04 p.m.
    .... And make sure to subscribe to the Career Channel of the blog so you don’t miss the future posts in this...eScience Labs.  “We work with faculty members to make sure the courses encompass what they want to teach.” ...onsite, Caitlin can visit the operations team to make sure “that everything that’s going into the kit is going...manager also requires Caitlin to look at the big picture: “It’s been really cool to take a step back and...science. And I do it well.’” Stay tuned for the next feature in this series. We’ll be interviewing Susan Keown...

  5. Bricking Science: Portraying Scientific Reality Through LEGO

    Type
    Blog Post
    Published
    Nov. 29, 2016, 3:30 p.m.
    ...mysterious source of failure the lab gnome. See this video where he/she/it/something is captured on camera: ...taking many pictures, one for each position in a movement, and assembling the many pictures together to... our free time. After taking almost a thousand pictures, my husband Enzo will spend a few days editing...you an idea of the amount of work, see how many pictures we take to make a walk cycle of one step. Challenges...

  6. Management for Scientists: Managing vs. Leading

    Type
    Blog Post
    Published
    March 31, 2015, 4:08 p.m.
    ...hire and fire to make sure the team is the best it can be. Managers must ensure that their teams are working...presentation many times, I could never actually figure out what skills were really leader-specific. How...doer mode even late in our careers.  Managers make sure the work gets done Managers do this by removing ...about her management style. Leaders look to the future Leaders must get new things started and then step...the driving inspiration, to create a productive culture and to correct systemic problems. Understanding...

  7. Viral Vectors 101: Transductions

    Type
    Blog Post
    Published
    April 30, 2024, 1:15 p.m.
    ...viral-mediated. Transformations are usually bacterial in nature. All three of these methods involve DNA incorporation...be flanked by viral packaging elements that will ensure the virus gets produced, and viral particles are...functional viruses later on. These built-in safety features provide extra layers of risk management when working...floating in it, and then sterile filtered to be extra sure nothing untoward gets transduced (like a rogue HEK...virus, cell type, and/or desired event.   Figure 1: Transduction to expression process. A viral ... the right method for your experiment.  A cool feature of viral work is that you can swap out your virus...

  8. Hot Plasmids June 2018 - Reverse transcriptase, nanobody, and protein-DNA interaction tools

    Type
    Blog Post
    Published
    June 27, 2018, 1:16 p.m.
    ...the extremely long, highly structured HCV genome (~9.6 kb of highly structured template!). MarathonRT also...localization in future studies of other genomic loci. Find the C-BERST plasmids here. Gao at al. Nature Methods...involved in transcriptional regulation and chromatin structure at your locus of choice. Find the Tet-inducible...Tet-inducible caspex plasmid here. Myers SA et al. Nature Methods. 2018. PMID: 29735997 bioRxiv preprint posted...

  9. 5 Uncommon Ways to Gain Career Skills During an Uncommon Time

    Type
    Blog Post
    Published
    Oct. 20, 2020, 1:15 p.m.
    ... foreseeable future and is a great way to get ready for the live audiences in your future.     3. Start...months, you may be looking for more ways to make sure you are moving forward. Here are a few out-of-the-box...yourself. You can watch yourself to critique and figure out what to improve. You can share it with others... The conversation builds a relationship for the future and the 1:1 format is good for everyone including... both building relationships and thinking about future career options. 5. Write a grant - even if you ...

  10. Viral Vectors 101: Parts of the AAV Transfer Plasmid

    Type
    Blog Post
    Published
    Aug. 11, 2020, 1:15 p.m.
    ...inherently unstable due to their secondary structure, palindromic nature, and high GC content. This instability...plasmid and take a look at each of its parts. Figure 1: Parts of an AAV transfer plasmid. Parts shown... sequence through ITRs due to their secondary structure and high GC content, but some companies now offer...spatial and temporal activation of a transgene. Figure 2: FLEX Cre-Lox system.  WPRE The Woodchuck ...Posttranscriptional Regulatory Element (WPRE) forms a tertiary structure when transcribed which aids in nuclear export ...

  11. What Do I Do Now? Academic v. Non-Academic Career Decisions

    Type
    Blog Post
    Published
    March 9, 2017, 3:40 p.m.
    ...career outside the traditional academic silo to tenured professor.  Non-academia encompasses millions of...he would give up,“an excellent—some say “cushy”—tenured faculty position for the grind of corporate life...industry but the “product” is publications—the pressure to produce is the same You get to interact with...business hours (mostly), but can often achieve more structured time management conducive to work/life scheduling...short and exciting ride Complicated matrix structures are common Small integrated teams, little hierarchy...interpersonal issues (one bad apple can change entire culture) Specific requirements for hiring more common...

  12. Comparing Cas9 to NgAgo: Can the Argonautes Best CRISPR?

    Type
    Blog Post
    Published
    June 9, 2016, 2:30 p.m.
    ...cleavage in mammalian cells, likely due to high temperature requirements. To solve this problem, Gao et al...NgAgo head to head NgAgo has a number of unique features compared to Cas9. These include: More targeting...vitro transcribed, and changes in gRNA secondary structure can affect editing efficiency. Gao et al. tested...1228 or 1307 aa depending on the species). This feature is advantageous if you’re working with small capacity...excision would alter the target sequence and preclude future HDR, which could lower HDR efficiency. Higher sensitivity...DNA-guided DNA interference by a prokaryotic Argonaute.” Nature. 507(7491) (2014):258-61. PubMed PMID: 24531762...

  13. Plasmid Cloning by PCR

    Type
    Blog Post
    Published
    March 29, 2016, 2:30 p.m.
    ...but you should ensure that the bases do not result in the formation of a hairpin structure within your primer...You should select an annealing temperature based on the melting temperature (Tm) of the portion of the primer...The process is shown graphically in the following figure, in which we add EcoRI and NotI sites to Your Gene...you can use a pretty wide range of annealing temperatures, but you may need to increase your primer length...

  14. Scientists Map the SARS-CoV-2-Human Interaction Network

    Type
    Blog Post
    Published
    April 9, 2020, 1:15 p.m.
    ...the QCRG to continue our work toward a cure for COVID-19, be sure to follow us on Twitter (QBI_UCSF and...do anything and everything we can to help find a cure -- and quickly. Normally drug discovery is a process...much faster. Years of science, done in weeks Figure 1: Sending out 80 FedEx envelopes in a single day...want to be careful with these clones (and help us figure out what is going on there!).  Find the Krogan ... be working on this problem more quickly. Figure 2: Getting our research in line, with a row of ...

  15. Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools

    Type
    Blog Post
    Published
    Dec. 10, 2019, 1:58 p.m.
    ...ApoB bound lipoproteins (ApoB-LPs) are indirectly measured through their triglyceride or cholesterol contents...correlation with cardiovascular disease and indirect measurement of ApoB-LPs through triglyceride/cholesterol ...al, 2012; Lawler et al, 2017).  In an effort to measure ApoB-LPs directly and develop a potentially high...Athersclerosis 2012. Pubmed PMID: 23068583 Thierer et al, Nature Communications 2019. Pubmed PMID: 31366908 Adapting...CRISPR activation plasmids at Addgene. Liu et al., Nature Communications, 2019. PubMed PMID: 31451697. Genetically... and offers many advantages over traditional measurements such as patch clamp recordings. However, technical...

  16. What Good Citizenship Can Do for Reproducibility in Science

    Type
    Blog Post
    Published
    Nov. 7, 2019, 2:18 p.m.
    ... of being a “good scientific citizen” and making sure you do what you can to help your fellow researchers...subtle, and it can take a lot of detective work to figure them out. But, when they come to light, it’s clear...way so other researchers can use them, to making sure that methods and protocols are available and detailed...Press we developed STAR Methods to improve the structure and transparency of methods sections, including... room to do more. If we could really instill a culture of rewarding good scientific citizenship in all...making it happen would increase dramatically. I’m not sure what the best approach to doing that will be, and...

  17. Visualizing Genomic Loci with CRISPR-Sirius

    Type
    Blog Post
    Published
    April 18, 2019, 12:53 p.m.
    ...and the guides are relatively unstable.   Figure 1: CRISPRainbow labeling. Two MS2, PP7, or boxB...interest, the team could visualize three loci and measure inter-locus distances. They tested this system ...intergenic DNA region (IDR3) as a reference loci to measure inter-locus distances of loci pairs from intergenic...variation (CNV) analysis of the U2OS cells.   Figure 2: CRISPR-Sirius tricolor labeling. (A) Diagram...dCas9 and engineered sgRNAs using CRISPRainbow.” Nature Biotechnology 34 (2016): 528-530. PubMed PMID: ...scaffolds for signal amplification in genome imaging.” Nature Methods 15 (2018): 928-931. PubMed PMID: 30377374...

  18. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    Published
    March 14, 2019, 1:54 p.m.
    ...are secreted from the cellular membrane into the culture medium. AAV particles are either associated with...vexosomes (vector-exosomes), exosome AAVs, or exo-AAVs (Figure 1). The researchers discovered that these particles...differential centrifugation steps to separate cell culture supernatant containing exo-AVVs from producer cells...then to enrich the microvesicles containing AAVs (Figure 2). Since the development of the exo-AAV isolation...the production of exosomes or stabilize their structure or their interaction with AAVs (Schiller et al...model of glioblastoma (Volak et al. 2018). The structure of exosome AAVs is related to the use of microvesicles...

  19. Hot Plasmids - January 2023

    Type
    Blog Post
    Published
    Jan. 31, 2023, 2:15 p.m.
    ...and cytoplasmic (CKB1) RNA target. Adapted from Figure 3 Colognori et al 2022.   Find CRISPR Csm plasmids...lagged. Fixation, chemical staining, and light exposure can negatively affect FPs during these processes... also withstands denaturing conditions, high temperatures, and other chaotropic conditions better than...these preparations. After crystalizing the hfYFP structure, the group rationally designed GFP variants with...fluorescence in high molarity GdnHCl, at high temperatures, and in the presence of oxidizing agents. Adapted...Adapted from Fig. 2 Campbell et al, Nature Methods   Find YFP plasmids here!   Campbell, B.C., et ...

  20. Components of CRISPR/Cas9

    Type
    Blog Post
    Published
    Feb. 2, 2016, 5 p.m.
    ...cleave them leaving mature crRNAs bound to the Cas9/tracrRNA complex. D) The mature crRNA is used to guide...GAA, or GAT SpCas9-NG 3' NG  Staphylococcus aureus (SA); SaCas9 3' NNGRRT or NNGRR(N)  Acidaminococcus...the crRNA to Cas9 and facilitates processing of mature crRNAs from pre-crRNAs derived from CRISPR arrays...unique stretches of DNA between them “spacers” (see figure below). After years of research, we now know that...sequences required for processing pre-crRNA into mature crRNA and tracrRNA binding. The spacer regions,...
Showing: 381 - 400 of 886 results