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We narrowed to 1,042 results for: URE

Showing: 781 - 800 of 1042 results
  1. Choosing Your Fluorescent Proteins for Multi-Color Imaging

    Type
    Blog Post
    ...see the Introduction to Fluorescence Microscopy lecture at iBiology. Commonly used filter sets & relevant...this filter set and have reported brightness measurements. Here, EGFP outperforms the improved folding...variants, presumably due to the lower growth temperature. This also suggests, however, that there is no...
  2. Giving gRNAs a Facelift - Synthetic and Beyond

    Type
    Blog Post
    ...molecules of the RNA backbone to increase stability.  Nature has evolved ways to prevent degradation of important...and rendered useless after less than a minute of exposure to the appropriate light. The photoactivatable...to engage a target sequence. Upon a brief light exposure (several seconds) the gRNA is released and the...
  3. Sweating the Small Stuff: Details in the Lab

    Type
    Blog Post
    ...consolidate several steps into one. Soon you’ll figure out what prompts you need to consistently and accurately... accurately run a protocol.   Figure 1: Evolution of a Western blot protocol, from a full page ...experimental steps are worth doing, and doing well, so make sure you’re taking time to do them carefully and thoroughly...
  4. Plasmids 101: Screening Strategies Used in Plasmid Cloning

    Type
    Blog Post
    ...screening blog post for more information.   Figure 1: Result of a blue-white screen. Image from Stefan...more about colony PCR in this blog post.   Figure 2: The steps of colony PCR.   Sanger sequencing...in this case a plasmid. Sequencing is one of the surest ways to know that your insert is what you expect...
  5. The Many Reasons for Irreproducible Research- and a Vaccine to Eradicate It

    Type
    Blog Post
    ...and you think there are four important times to measure that growth rate, you report the results of all...between hypothesis testing and generation, can be sure that results will be reported regardless of outcome...the journal and reviewers are incentivized to make sure that any possible null is really a true null and...
  6. Communicating Your Science With Help From ComSciCon

    Type
    Blog Post
    ...results you've measured should change established theory. So, what can you do to ensure that your skills...our website and social channels to apply for our future events. In addition to this annual event, graduate...
  7. Luminescent Imaging with Nano-lanterns

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    Blog Post
    ...processes directly affected by light. Long-term light exposure can also lead to cellular phototoxicity, and experimental...substrate like coelenterazine is supplied in the culture medium to allow RLuc8 to produce photons. The original...wavelength to specify which FP emission you’ll capture. Since the Nano-lantern system does not use external...
  8. Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection

    Type
    Blog Post
    ...virulence. Scientists have studied how HGT occurs in nature and have learned how to introduce genetic materials...Transformation, transduction, and conjugation occur in nature as forms of HGT, but transfection is unique to ...material from the environment by bacterial cells. In nature, this genetic material often comes from adjacent...
  9. Viral Vectors 101: Gamma-Retroviral Packaging Systems

    Type
    Blog Post
    ...additional flexibility in pseudotyping.   Figure 1: Genome of a prototypical gamma-retrovirus.  ...nucleus through the nuclear pore complex. This feature may be useful for the transduction of terminally...-retroviral plasmids have similar names? The nomenclature of the plasmid backbone is meant to be descriptive...
  10. REPLACR Mutagenesis: Replacing In Vitro Recombination Methods

    Type
    Blog Post
    ...won’t work if the fragment ends have secondary structure or too much sequence similarity. REPLACR-mutagenesis...expressing recombineering proteins Red/ET from a temperature-sensitive plasmid. Homologous recombination then...also well suited for insertions and deletions. The figure above shows guidelines for primer design; a desired...
  11. Protein Tagging with CRISPR/Cas9: A Conversation with Mendenhall and Myers

    Type
    Blog Post
    ...at all 1,500 or 1,600 transcription factors and figure out where they bind to the genome. We’ve been doing...other scientists quickly? Myers: We were hoping to figure out how to do this for many hundreds of transcription...as well. We would also like to put some social pressure on many other labs that may be doing something...
  12. Reproducibility for Everyone: Lessons from an Open Science Collaboration

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    Blog Post
    ...These workshops illustrate the open and modular nature of the workshop content: different parts could ...for securing funding to support this effort. The future of reproducibility workshops and lessons learned.... Be on the lookout for upcoming workshops at future conferences this year. Workshops are confirmed ...
  13. It’s Bioelectric! An Exciting Interdisciplinary Field of Research

    Type
    Blog Post
    ... known as the resting potential (Vmem), can be measured as the imbalance of electrical charge between ...of the pHLuorin fluorescent protein. This GEVI features increased brightness and improved plasma membrane...Levin, Director of the Allen Discovery Center. The future of this field has a high potential for the advancement...
  14. CRISPR Meets Synthetic Biology: A Conversation with MIT’s Christopher Voigt

    Type
    Blog Post
    ..., with the expectation for major advances in agriculture, materials, chemicals, and medicine. As they’...and where all of it is likely to lead us in the future. Building circuits from CRISPRs Addgene: What...interactions. That’s relevant if you want to make sure you don’t target anywhere else, but for synthetic...
  15. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

    Type
    Blog Post
    ... have reached labs in over 75 countries. Figure 1: SARS-CoV-2 proteins and other components. Image... the spike protein was developed based on 100 structure-guided spike designs and has improved protein ...Maynard JA, Finkelstein IJ, McLellan JS (2020) Structure-based design of prefusion-stabilized SARS-CoV-...
  16. Plasmids 101: Modular Cloning

    Type
    Blog Post
    ... Level 1 TUs into multigene constructs. Figure 2: The three assembly levels of MoClo. Image courtesy...modification of these chemical products. The flexible nature of MoClo allows users to test a variety of different....pone.0016765.  Hahn, F., Korolev, A., Sanjurjo Loures, L. et al. A modular cloning toolkit for genome...
  17. Progress Towards a PAM-Free CRISPR

    Type
    Blog Post
    ...including propensity for off-targets, secondary structures, etc., as well as the presence of a Protospacer...one of several Cas9s that recognize NG PAMs. The Nureki lab generated SpCas9-NG, a rationally engineered...lab sought to address the PAM problem through structure-guided engineering of the PAM-interacting domain...
  18. High Complexity Golden Gate Assembly with NEB’s DAD

    Type
    Blog Post
    ...Golden (Gate) pot (Pryor et al., 2022).     Figure 1: Workflow for high complexity Golden Gate Assemblies...cycling conditions (see Table 1).   Enzyme Temperature Incubation time/cycling Overhang length ...also optimized the thermocycler protocols and made sure that T4 ligase was the correct choice for the job...
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