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  1. Magnetic Control of Proteins: More than a Dream

    Type
    Blog Post
    Published
    Sept. 24, 2024, 1:15 p.m.
    ...of ~75% in response to the magnetic field (Figure 2); they named this variant MagLOV. Andrew was thrilled...didn’t need any added cofactors.      Figure 2: Fluorescence intensity and ΔF/F of MagLOV, a variant...fluorescence when a small magnet was passed over the sample (Frank Hayward et al., 2024). The fluorescence ...intensity decreased whenever the magnet approached the sample (by less than 1%) and recovered after the magnet...expressing MagLOV while a magnet is waved under the sample. The imaged area measures approximately 82 mm across...Matsuoka, R., Kimura, S., Miura, T., Ikoma, T., & Kusamoto, T. (2023) Single-Molecule Magnetoluminescence...
  2. Top Requested Lentivirus and AAV of 2016

    Type
    Blog Post
    Published
    Jan. 6, 2017, 3:56 p.m.
    ... tropism and axonal transport of AAV serotypes 1, 2, 5, 6, 8 and 9 in the mouse brain. PLoS One. 2013 ...PMID: 24086725. PubMed Central PMCID: PMC3785459. 2. Krashes MJ, Koda S, Ye C, Rogan SC, Adams AC, Cusher...systems typically express Cas9 and a gRNA from the same plasmid. LentiCas9-blast virus can be used to generate...
  3. Stabilized Bacterial Promoters: Constant Gene Expression at any Copy Number

    Type
    Blog Post
    Published
    Sept. 4, 2018, 12:53 p.m.
    ...per cell increases 4-5 fold (for pUC plasmids) or ~2 fold (for p15a, R6K, and ColE2 plasmids) as cell division...biotechnology 36.4 (2018): 352. PubMed PMID: 29553576. 2. Kittleson, Joshua T., Sherine Cheung, and JChristopher...other hand, using a constitutive promoter in the same background resulted in a 20-fold variation of gene...
  4. Supporting Reproducibility with a Connected ELN

    Type
    Blog Post
    Published
    Jan. 17, 2019, 1:38 p.m.
    ...connectivity to other data sources used in research; (2) connectivity to other tools used in research; and...by making it easy to get data out of the ELN; and (2) facilitate inter-operability with other research ...Github and Gitlab, and science-specific tools, e.g. sample management apps, colony management software, and..., not all of them support reproducibility in the same way. When choosing an ELN for your research, be ...commercialization community in greater Boston, while at the same time keeping one foot on the other side of the pond...
  5. Pooled Library Amplifications

    Type
    Blog Post
    Published
    May 30, 2024, 1:30 p.m.
    ...estimate transformation efficiency (Figure 2).    Figure 2: Example of a serial dilution to estimate...library from Addgene, they’ll need to amplify the sample for further downstream applications. As individual... all of the bacteria can grow and compete in the same container, making it easier for a smaller, recombined...
  6. Treating Muscular Dystrophy with CRISPR Gene Editing

    Type
    Blog Post
    Published
    Jan. 26, 2016, 3:30 p.m.
    ...nonsense-mediated decay. Although Nelson et al. observed only 2% genome editing in one experiment, they found the ... cells throughout the body, especially stem cells 2. Remove any immunogenicity of the AAV vector Once ...Science. 2015 Dec 31. doi:10.1126/science.aae0169 2. Long C, Amoasii L, Mireault AA, McAnally JR, Li H...slightly different methods, they each observed the same positive phenotypes in cardiac and skeletal muscle...
  7. CRISPR 101: Epigenetics and Editing the Epigenome

    Type
    Blog Post
    Published
    June 24, 2020, 5:45 p.m.
    ...form or as ready-to-use lentivirus. Figure 2: dCas9-Tet1 demethylates cytosines at promoters and...pX330a dCas9-LSD1 for targeted removal of H3K4me1/2 and H3K9me2 histone modifications. Like the TALE-LSD1...approach for targeted DNA demethylation. Cell Discovery 2: . https://doi.org/10.1038/celldisc.2016.9 Find plasmids...activate transcription. A lentiviral vector with the same modifier, Fuw-dCas9-Tet1CD, is available from Rudolf...
  8. Antibodies 101: Conjugation

    Type
    Blog Post
    Published
    March 26, 2024, 1:15 p.m.
    ...residues, which can be found throughout the antibody. 2) Endogenous cysteines, such as those that make up ...Detecting antigens by quantitative immuno-PCR. Nat Protoc 2:1918–1930. https://doi.org/10.1038/nprot.2007.267 ... antibody will have been verified to perform the same as its unconjugated version, but if you find yourself...
  9. INTEGRATE: Bacterial Genome Engineering Using CRISPR-Transposons

    Type
    Blog Post
    Published
    Dec. 7, 2020, 2:53 p.m.
    ...et al., 2020). Genomic targets require an upstream 2-bp PAM sequence for recognition by QCascade; although...cells of the plasmid after integration. Figure 2: (A) Streamlined VchINT expression constructs. (B)...seven required genes and the CRISPR RNA under the same promoter, and a donor plasmid (pDonor) encodes the...immunity, whereby multiple proximal insertions with the same transposon exhibit reduced efficiencies (Vo et al...
  10. Tips for Screening with Yeast Two Hybrid Systems

    Type
    Blog Post
    Published
    Oct. 22, 2015, 2:30 p.m.
    ...retain their individual activities when separated (2), and that DBD and TAs from different systems could... Enzymol. 1983;100:293-308. PubMed PMID: 6312261. 2. Keegan, L., Gill, G., and Ptashne, M. Separation ...libraries of bait and prey against each other at the same time in order to try and access the entire interactome...the protein partner or the UAS/reporter gene, the same bait and prey libraries can be screened using both...
  11. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    Published
    July 2, 2019, 12:51 p.m.
    ...with neuron-specific expression of dCas9-VPR (Figure 2), a popular Cas9 activator developed by the Church...ubiquitous ones such as EF-1α and CAG. Figure 2: Dual lentivirus system with ubiquitous expression... Gene isoforms refer to mRNAs generated from the same gene but with different untranslated or coding regions...transcriptional start sites, all of which yield the same BDNF protein. To demonstrate the specificity that...
  12. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ... pCRISPomyces-2 contains Cas9 and a gRNA cassette. The simpler system of pCRISPomyces-2 displays a higher...and a subsequent curing protocol that requires only 2-3 hours incubation. E. coli and T. citrea scarless...four major components including (1) a CRISPR RNA, (2) four proteins forming the QCascade DNA-targeting ...https://doi.org/10.1038/nbt.3043 Bikard D, Jiang W, Samai P, Hochschild A, Zhang F, Marraffini LA (2013) Programmable...
  13. 6 Tips for Grant Writing

    Type
    Blog Post
    Published
    Oct. 18, 2016, 2:30 p.m.
    ...days before the deadline isn’t going to be much use. 2. Originality is essential for grant success The two... it’s important not to throw in the towel if 1 or 2 funding bodies say no. If possible, get feedback from...institution). Likewise, if you’re staying in the same lab where you have been working for the last few...
  14. Savvy Advocates Needed to Navigate a Scientific Enterprise in Flux

    Type
    Blog Post
    Published
    Sept. 13, 2016, 2:30 p.m.
    ...is funded have been well documented over the past 2 years (Alberts et al, PNAS 2014; Taylor, eLife, 2016...PMID: 24733905. Pubmed Central PMCID: PMC4000813. 2. Taylor, Justin Q., et al. “Avoiding a lost generation...postdocs at institutions, will be challenging. At the same time, there is much opportunity to make headway ...
  15. pCXLE toolkit: Efficient episomal plasmid-based method to reprogram peripheral blood cells to iPSCs

    Type
    Blog Post
    Published
    Dec. 14, 2017, 2:08 p.m.
    ...blood are reprogrammed immediately after collection [2]. PBMCs display unique epigenetic signatures that ...PMID: 27882265. PubMed Central PMCID: PMC5118044. 2. Kim, Y., et al., The Generation of Human Induced ...blood sample, in the best-case scenario [7]. In the clinical setting where patient blood samples are limited...grade hiPSCs from easily accessible patient blood samples. All pCXLE vectors listed below in Table 1 are ...
  16. 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.
    ... both substantial merit and national importance; (2) The foreign national must be well positioned to advance...outstanding achievements in your specific academic field, (2) that you have three 3 years of research experience..., Casseus Law suggests a mix of experts including 2 dependents –people who have worked with you i.e. your...working in October of the same year. The Industry H-1B visa is not the same as an academic H-1B visa and...individually, as a judge of the work of others in the same or allied academic field Evidence of original scientific...
  17. Antibodies 101: Beyond Surface Labeling

    Type
    Blog Post
    Published
    June 27, 2024, 1:15 p.m.
    ...everything but the CD8+ T cells (Figure 2). Even better, we can use the same fluorophore for the three lineage...     Figure 2: Dump gating labels all unwanted cell lineages with the same fluorophore to easily...FACS achieves greater purity of your sorted cell sample than MACS. An effective strategy to sort out your...different while the permeabilization solution can be the same). Examples of such targets include transcription...undesired cell populations. Dump gating uses the same color for different markers, making it easy to gate...
  18. Plasmids 101: Degron Tags

    Type
    Blog Post
    Published
    March 14, 2024, 1:15 p.m.
    ...required components are 1) a SMASh-tagged protein and 2) asunaprevir (small molecule). dTAG The degradation...gone through an additional round of evolution (AID-2) to reduce some of the leakiness associated with the...the general concept of the system has remained the same. An obvious drawback of the system is that it requires...
  19. Google Forums Round Up: First Impressions of NgAgo

    Type
    Blog Post
    Published
    Aug. 4, 2016, 2:30 p.m.
    ...engineering methods have their own pros and cons (2). The NgAgo DNA guide is inexpensive and can be 5’...Nature biotechnology (2016). PubMed PMID: 27136078. 2. Burgess, Shawn., et al. "Questions about NgAgo." ... to deliver NgAgo ingredients into the cell, the same method used by Gao et al, 2016 (1). View the Complete...
Showing: 181 - 200 of 337 results