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Showing: 261 - 280 of 729 results
  1. Editor's Choice, August 2016

    Type
    Blog Post
    ...optimize and troubleshoot the system. Site Directed Mutagenesis by PCR & Single Base Editing with CRISPR For ...technology may make some uses of Site Directed Mutagenesis by PCR obsolete! Honorable mentions Of course... in chronological order here: Site Directed Mutagenesis by PCR Google Forums Round Up: First Impressions...
  2. Who Gives a Tweet? 9 Facts About Scientists on Twitter

    Type
    Blog Post
    ...this article: “A systematic identification and analysis of scientists on Twitter.” This paper addresses..., or are friends, are included in this cluster analysis. The closer two dots are to each other, the more... C. R. (2017). A systematic identification and analysis of scientists on Twitter. Plos One,12(4). doi:...
  3. Sensing Neuronal Dopamine

    Type
    Blog Post
    ...dopamine. Methods for measuring Dopamine In vivo microdialysis The gold standard method of measuring DA and...neurotransmitters in the brain has been in vivo microdialysis of extracellular fluid (Darvesh et al., 2011...References Darvesh, Altaf S., et al. "In vivo brain microdialysis: advances in neuropsychopharmacology and drug...
  4. FastCloning: A Newer, Simpler Cloning Technique

    Type
    Blog Post
    ... these techniques and is a multi-step process consisting of digestion, purification, ligation, and transformation... 1. Celie, Patrick HN, Annabel HA Parret, and Anastassis Perrakis. "Recombinant cloning strategies for...Plasmid Cloning by PCR Perform Site Directed Mutagenesis by PCR Catch up on Your Plasmid Background with...
  5. Sleeping Beauty Awakens for Genome Engineering

    Type
    Blog Post
    ...social and regulatory reasons. 1.) The transposon consists of a mirrored set of inverted repeats (green) ...1) an SB transposase, the enzyme required for catalysis of transposition; and 2) a transposon containing...determined by transposition assays of antibiotic-resistance genes conducted in HeLa cells). In their Nature...
  6. CRISPR 101: Cytosine and Adenine Base Editors

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    Blog Post
    ... than point modifications. CRISPR base editing persists through multiple cell divisions, indicating that...specificity. In this first, the Liu lab used phage-assisted evolution selection systems to generate ABE8e(... a similar approach. Dali Li’s lab’s A&C-BEmax consists of a fusion of both cytidine and adenosine deaminases... E., Doudna, J. A., & Liu, D. R. (2020). Phage-assisted evolution of an adenine base editor with improved...
  7. Single-cell tracking of lineage and identity with CellTag

    Type
    Blog Post
    ...labels cells with heritable barcodes. Barcodes consist of an 8bp variable region and a 6 bp fixed region... a sample of cells was collected for scRNA-seq analysis and the remaining cells were maintained in culture...detailed CellTag protocol on protocols.io, code and analysis tutorials on GitHub, and a CellTag lineage data...
  8. Bright Monomeric Fluorescent Proteins: mNeonGreen, mTFP1, and mWasabi

    Type
    Blog Post
    ...was then screened through successive rounds of mutagenesis for the brightest teal fluorescent proteins that...scientists from Florida State University, they used a mutagenesis approach and found that specific amino acid changes...protein localized to their expected locations. An analysis of mWasabi gave similar results. We hope this ...
  9. Three Tips for Preventing Viral Plasmid Recombination in Your Samples

    Type
    Blog Post
    ...culture, only the plasmid with the antibiotic resistance gene and origin will replicate, and the transgene...recombined vector backbone contains the antibiotic resistance gene (AmpR) and origins of replication (ori and...of bacterial plasmid DNA: electron microscopic analysis of in vitro intramolecular recombination. Proceedings...
  10. Plasmids 101: TOPO Cloning

    Type
    Blog Post
    ... Blog Perform Site Directed Mutagenesis by PCR Use REPLACR Mutatgenesis to Easily Generate Insertion ...approach to molecular cloning and polynucleotide synthesis using vaccinia DNA topoisomerase. Shuman S. J ...
  11. CRISPR Challenges: Standardization and Homology Directed Repair

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    Blog Post
    ...much more about cellular DNA repair pathways. An emphasis on cellular repair post-CRISPR cleavage When I...Ribonucleoprotein (RNP) Delivery The RNP delivery method consistently leads to high on-target editing and low off-...strategies activate different HDR sub-pathways like synthesis-dependent strand annealing (SDSA) and single-strand...
  12. In Vivo Biotinylation of Bacterial Fusion Proteins

    Type
    Blog Post
    ...GST-glutathione. Biotin-based immobilization for kinetic analysis Proteolytic removal of the fusion protein could...could provide a more relevant kinetic analysis, but the trick is to utilize a second immobilization method... purification strategy outlined here provides a basis to determine binding kinetics using a multitude ...
  13. Science Careers: Unruly Interests Feed Many Paths

    Type
    Blog Post
    ...replication and gene transcription during vertebrate embryogenesis. My interests, though, have proven unruly. Instead... at Science magazine. That one I just could not resist applying for. Not that I knew anything about being...like word choice, punctuation, and stylistic consistency. If you’ve ever doubted the importance of copy...
  14. Plasmid Cloning by PCR

    Type
    Blog Post
    ...molecular cloning consist of: Leader Sequence: Extra base pairs on the 5' end of the primer assist with restriction...selecting restriction sites, you should use a DNA analysis tool, such as Addgene’s Sequence Analyzer, to ...
  15. Viral Vectors 101: Inverted Terminal Repeats

    Type
    Blog Post
    ...required for replication, packaging, and vector persistence. They work in conjunction with the viral rep ... they flank the gene of interest. A single ITR consists of palindromic arms (A-A’, B-B’, and C-C’) that... also helpful in quantifying ITR mutants since analysis of individual reads allows for identification ...
  16. Multiplexed Overexpression of Regulatory Factors (MORF) collection

    Type
    Blog Post
    ...the human fetal expression atlas. Computational analysis was used to infer differentiation trajectories... the 24 TFs they tested, 22 expressed markers consistent with the cell type that was predicted based on... if the differentiated cells had morphologies consistent with the predicted cell type (e.g., axon-like...
  17. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    ... often describe a process that begins with cell lysis to release AAV particles with subsequent purification...glioblastoma). They also found that exo-AAVs were more resistant to neutralizing anti-AAV antibodies. This is particularly...areas that are difficult to reach, and are more resistant to inactivation through anti-AAV antibodies. ...
  18. Creating accessible biology activities in schools with BioBits

    Type
    Blog Post
    ... way into high school classrooms, like gel electrophoresis to separate DNA or transforming cells with ...practice with practical lab skills like developing a hypothesis, precisions pipetting, and good record keeping...in functional genomics research Learn how the Arabidopsis research center brings plant science to life ...
  19. "Build Your Plasmid": The Game - Play to Teach

    Type
    Blog Post
    ...about Synthetic Biology Find Arabidopsis educational resources at the Arabidopsis Biological Resource Center...Promoters, Inserts, Tags, Origins of Replication, Resistance gene and Selection Markers) and one “Transfer...
  20. Cultivating Community Science at BosLab

    Type
    Blog Post
    ...space where BosLab exists today. Back then, it consisted of “wooden slab benches” set on top of filing ...companies and BosLab has grown into an organization consisting of over twenty members and volunteers. Transforming...BosLab. Once he optimizes plant cell culture and transgenesis he wants to share his knowledge with the community...
Showing: 261 - 280 of 729 results