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Showing: 181 - 200 of 602 results
  1. Advice on Career Paths and the Green Card Process for International Researchers and Entrepreneurs

    Type
    Blog Post
    Published
    Dec. 20, 2017, 2:33 p.m.
    ...a prestigious institution: This criterion is consistently under scrutiny. USCIS wants you to prove that... is very important in this case.  You can still assist your PI in the peer review process, but remember...love of science and technology, Rachel is proud to assist companies and foreign nationals working in the ...dedicated to the practice of US immigration law and assists individuals, researchers, entrepreneurs, companies...
  2. Editor's Choice, August 2016

    Type
    Blog Post
    Published
    Sept. 2, 2016, 1:32 p.m.
    ...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...
  3. Who Gives a Tweet? 9 Facts About Scientists on Twitter

    Type
    Blog Post
    Published
    June 26, 2017, 1:31 p.m.
    ...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:...
  4. FastCloning: A Newer, Simpler Cloning Technique

    Type
    Blog Post
    Published
    Nov. 1, 2016, 2:30 p.m.
    ... 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. Sensing Neuronal Dopamine

    Type
    Blog Post
    Published
    July 30, 2019, 12:59 p.m.
    ...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...
  6. Sleeping Beauty Awakens for Genome Engineering

    Type
    Blog Post
    Published
    June 30, 2015, 2 p.m.
    ...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...
  7. CRISPR 101: Cytosine and Adenine Base Editors

    Type
    Blog Post
    Published
    Feb. 13, 2025, 2:15 p.m.
    ... 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...
  8. CRISPR Challenges: Standardization and Homology Directed Repair

    Type
    Blog Post
    Published
    Feb. 14, 2018, 2:36 p.m.
    ...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...
  9. In Vivo Biotinylation of Bacterial Fusion Proteins

    Type
    Blog Post
    Published
    Jan. 25, 2018, 2:09 p.m.
    ...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 ...
  10. Science Careers: Unruly Interests Feed Many Paths

    Type
    Blog Post
    Published
    Sept. 26, 2017, 12:12 p.m.
    ...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...
  11. Single-cell tracking of lineage and identity with CellTag

    Type
    Blog Post
    Published
    May 9, 2019, 1:15 p.m.
    ...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...
  12. Bright Monomeric Fluorescent Proteins: mNeonGreen, mTFP1, and mWasabi

    Type
    Blog Post
    Published
    April 25, 2019, 3:01 p.m.
    ...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 ...
  13. Plasmids 101: TOPO Cloning

    Type
    Blog Post
    Published
    Oct. 27, 2016, 2:30 p.m.
    ... 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 ...
  14. Three Tips for Preventing Viral Plasmid Recombination in Your Samples

    Type
    Blog Post
    Published
    Sept. 14, 2021, 1:15 p.m.
    ...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...
  15. Plasmid Cloning by PCR

    Type
    Blog Post
    Published
    March 29, 2016, 2:30 p.m.
    ...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 ...
  16. Viral Vectors 101: Inverted Terminal Repeats

    Type
    Blog Post
    Published
    Oct. 19, 2023, 1:15 p.m.
    ...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 ...
  17. Multiplexed Overexpression of Regulatory Factors (MORF) collection

    Type
    Blog Post
    Published
    March 30, 2023, 1:15 p.m.
    ...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...
  18. Cultivating Community Science at BosLab

    Type
    Blog Post
    Published
    Nov. 2, 2017, 1:35 p.m.
    ...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...
  19. Plasmids 101: NGS Quality Control for Pooled Libraries

    Type
    Blog Post
    Published
    Oct. 26, 2017, 1:59 p.m.
    ...of other analysis scripts available, some associated with specific libraries, but any analysis script should...hundreds of thousands if not millions of reads, this analysis must be done in an automated manner. Addgene commonly...
  20. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    Published
    March 14, 2019, 1:54 p.m.
    ... 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. ...
Showing: 181 - 200 of 602 results