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We narrowed to 530 results for: des.2

Showing: 361 - 380 of 530 results
  1. Addgene @ Keystone: Thoughts on Precision Genome Engineering and Synbio

    Type
    Blog Post
    Published
    Jan. 15, 2015, 1:50 p.m.
    ...much has been done with CRISPR technology in just 2 years and excitement about how much more there is ...fly fishing, and local grizzly bear attacks. He described one such recent attack as "hilarious". Welcome... Mehmet Fatih Bolukbasi from Scot Wolfe's lab described a chimeric Cas9 that is improving the nuclease... and foremost, from the custom software used to design complex genetic circuitry to the downstream output...each, and Tim Lu even compared his "memory" gene codes to a Turing machine (also discussed in the book)...also got to show off our new CRISPR page (which describes how to plan your CRISPR experiment for our new...
  2. RUBY-Red Siliques

    Type
    Blog Post
    Published
    March 1, 2022, 2:15 p.m.
    ...make it easier to study these mutants.   Fig. 2: (A) Betacyanin is produced from tyrosine by the activity... Antibiotic selection would only then kill the desired plants! PCR or fluorescent markers are currently... have similar drawbacks, often requiring the destruction of plants or tissue for GUS staining or are not...from heterozygous individuals. Only 1/4 of the descendants of the heterozygous plants, therefore, are useful...from these plants will be green, containing the desired mutation but lacking both RUBY and the construct...compared to other markers lends itself well to nondestructive selection. If RUBY was integrated into a CRISPR...
  3. Five Questions to Ask If You're Deciding Between a Master's or PhD Program

    Type
    Blog Post
    Published
    Feb. 16, 2021, 2:15 p.m.
    ... master's degree prepared them for their career.  2. Are you looking for career advancement and growth...a job search website like Indeed. Do the job descriptions sound interesting? Is the work something you... types of jobs people with master's have Job descriptions often fail to capture all of the responsibilities...responsibilities of a role, so it helps to see how people describe their actual work. To do this, try looking at ...and industry, often means moving from the lab to a desk, although there’s often technical career tracks ...
  4. Antibodies 101: Fc Effector Functions

    Type
    Blog Post
    Published
    May 18, 2023, 1:15 p.m.
    ...affinity and specificity. Trends in Immunology, 29(2), 91–97. https://doi.org/10.1016/j.it.2007.11.004 ...know that the Fc domain provides structure, determines isotypes, and provides a place for secondary antibodies...yes, it does! While the Fc domain’s functions, besides structure and isotype determination, don’t generally... 2022). So the next time you see an antibody description with the Fc domain as only providing structure...
  5. Understanding GPCR Signaling Using TRUPATH

    Type
    Blog Post
    Published
    Dec. 14, 2020, 2:15 p.m.
    ...dissociation by bioluminescence resonance energy transfer 2, or BRET2. With binding of the drug, the alpha and...in the initiation of a vast number of signaling cascades, inducing different cellular responses. One of...localization of the Rluc8 insertion within the Gα. Despite exhaustive refinement, it was not possible to generate...protein signal transducers. The TRUPATH collection provides scientists with a toolkit to gain an understanding...
  6. Sensing Neuronal Dopamine

    Type
    Blog Post
    Published
    July 30, 2019, 12:59 p.m.
    ...developed fluorescent-protein based DA sensors (Figure 2). The dLight1 dopamine sensor In 2018, Lin Tian’s ...the region of the brain where DA quantitation is desired (Figure 1). The probe perfuses liquid, which causes...et al., 2018). These sensors also exhibit high magnitudes of fluorescent responses. Studies on the kinetics...Ultrafast neuronal imaging of dopamine dynamics with designed genetically encoded sensors." Science 360.6396...
  7. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    Published
    Dec. 13, 2018, 1:14 p.m.
    ...bioengineering 94.2 (2006): 322-329. PubMed PMID: 16528756. 2. Oh, Steve KW, et al. "Substantial overproduction ... to improve viral vector production. Whether redesigning viral packaging plasmids, investigating different...untreated and sucrose treated viral preparations.    Despite observing a positive effect on our overall yield...due to impaired endocytosis. In parallel assays designed to test the endocytosis of a fluorescent dye and...
  8. Addgene's Top 10 Blog Posts of 2015

    Type
    Blog Post
    Published
    Dec. 7, 2015, 6 p.m.
    ...HDR) and how it’s used in CRISPR genome editing.   2. Plasmids 101: Cre-lox Cre recombinase can be used...inversions, deletions, and translocations. It also provides researchers with many different ways to control...the right one. In this post, Addgenie Melina Fan guides us through the basics of the validation process...experiment? In this post, Addgenie Chari Cortez guides us through some common controls and why you might...
  9. Strengthening Foundations: Reflections on 2025 and What's Ahead for 2026

    Type
    Blog Post
    Published
    Feb. 5, 2026, 4:15 p.m.
    ...self-amplifying and circular mRNA vaccines against SARS-CoV-2. iScience, 28(10), 113498. https://doi.org/10.1016...about new collections, services, and resources designed to support your research. Thank you for letting...science together. References and Resources Ñañez, J., Valdes, S., Cruz Gallego, M., Rebolledo, M. C., Lorieux...
  10. Special Delivery: Fluorophore Targeting for FRET Studies

    Type
    Blog Post
    Published
    July 19, 2016, 2:30 p.m.
    ...PubMed Central PMCID: PMC2802762. 2. Dumas, Anaëlle, et al. "Designing logical codon reassignment–Expanding...establishing the dynamic range of your FRET assay (Figure 2). These labeling methods are freely interchangeable...package. One important concept in FRET experimental design is that the targeting specificity requirements ...codon (often amber i.e. UAG) engineered into a desired site. During translation, the novel tRNA/unnatural...so small, one can insert them in virtually any desired location in a target protein, though predicted ...it all together The FRET donors and acceptors described above can be paired together to measure a wide...combinations of labeling strategies. FRET experimental design lends itself to creativity and innovation, valuable...
  11. Illuminating Choices: A Guide to Selecting Fluorescent Dyes and Ligands

    Type
    Blog Post
    Published
    March 21, 2024, 1:15 p.m.
    ... ligands can elicit varying degrees of β-arrestin-2 recruitment to receptors, indicating their agonistic...small-molecule fluorescent labels. Nature Methods, 19(2), 149–158. https://doi.org/10.1038/s41592-021-01338...select the optimal dye or fluorescent ligand when designing an experiment. You may find yourself defaulting...protein, enabling the labeling of protein substrates/peptides and antibodies. Example applications of this include..., which is an important consideration for assay design (Breen et al., 2016). When selecting dyes, it's...fluorescent donors and acceptors in their product descriptions, or technical manuals. Specific applications...signal-to-noise ratios. Certain dyes have been specifically designed for use in super-resolution microscopy techniques...
  12. Thoughts on the Future of Research 2015 Boston Symposium

    Type
    Blog Post
    Published
    Nov. 25, 2015, 4 p.m.
    ...Postdoctoral Associations around Boston - From Panel Session 2: Defining the Postdoc: An Institutional Perspective... out to me were: Decrease the Number of Postdocs De-incentivize going into PhD programs as the standard...environments. Slide from Paula Stephan’s Talk (All slides can be found here). Importantly, the panel offered... joining long programs if it is obvious that a desired career outcome is not easily achieved. Of note...clearly not equitable to that of other trainees despite the fact that the underrepresented individual is...
  13. Are Hybrid Guide RNAs Right for Your CRISPR Application?

    Type
    Blog Post
    Published
    Jan. 27, 2026, 2:14 p.m.
    ...the repeat:antirepeat duplex. Cas12 recognizes the 2’-OH of RNA in this region, and DNA substitutions dramatically...to specific genomic targets. Hybrid guides are oligonucleotides with a mixture of DNA and RNA bases. ...suggest good starting points. Hybrid guides only reduce certain undesired outcomes. Off-target editing of ...... except when it’s not. Turns out, carefully designed RNA-DNA hybrid strands work just as well—or maybe...reduced off-target effects, this means the hybrid guides are more specific. Reduced bystander editing by... the target base. It’s not yet clear why hybrid guides reduce bystander editing, and other kinds of base...t been tested yet. Cost. When synthesizing oligonucleotides, DNA bases are cheaper to include than RNA...
  14. Hot Plasmids - June 2020 - Barcoded CRISPR Library, Sparse Cell Labeling, Calcineurin Reporter, and DNA Staining Dye Alternative

    Type
    Blog Post
    Published
    June 2, 2020, 1:15 p.m.
    ...our SPARC blog post for more details. Figure 2: Dense (c), intermediate (d), and sparse (e) labeling...assign four different barcodes to each of the gRNAs and to embed these barcodes within the gRNA sequences...lab designed a calcineurin transcriptional reporter consisting of a quickly-degraded destabilized GFP ...method that makes use of guide RNAs with internal barcodes (iBARs) in their loop region. After infecting ...bioRxiv 2019. https://doi.org/10.1101/788679 A destabilized GFP reporter for calcineurin activity in yeast...intracellular Ca2+ (bottom panels) equipped with destabilized GFP calcineurin reporter (blue) and stained ...
  15. Genetically-encoded Sparse Cell Labeling - A SPARC of Innovation

    Type
    Blog Post
    Published
    May 21, 2020, 1:15 p.m.
    ...(S) labeling of the cell population. Figure 2: Dense (c), intermediate (d), and sparse (e) labeling...References: del Valle Rodríguez A, Didiano D, Desplan C (2011) Power tools for gene expression and clonal...
  16. Some Like it Hot: Thermostable GeoCas9

    Type
    Blog Post
    Published
    Sept. 14, 2017, 12:40 p.m.
    ...remained active in up to 30% plasma. Figure 2: Human plasma longevity of SpCas9 vs GeoCas9. SpCas9...results. GeoCas9 RNP editing in mammalian cells Besides being able to take some heat, GeoCas9 can introduce...
  17. CRISPR 101: Drug discovery and CRISPR

    Type
    Blog Post
    Published
    May 4, 2023, 1 p.m.
    ...development and therapy. Nat Rev Drug Discov (2017) 16(2):89-100. DOI: 10.1038/nrd.2016.238 Additional resources...onset) may be best served by this type of targeted design. Alternatively, a disease model can be generated...
  18. Bringing Sustainable Practices to the Lab: Recycling

    Type
    Blog Post
    Published
    Feb. 14, 2019, 2:35 p.m.
    ...the world’s population, we account for an estimated 2% of global plastic generation. Less than 9% of plastics...plastic is a substantial portion of lab waste. Despite the fact that researchers represent a minority ...
  19. Tips for Improving Your Next Manuscript

    Type
    Blog Post
    Published
    Nov. 22, 2016, 3:30 p.m.
    ...also be easily understood and consistent in design and layout. 2. Be concise in your writing  When writing...
Showing: 361 - 380 of 530 results