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Showing: 241 - 260 of 783 results
  1. Early Career Researcher Toolbox: Free Online Molecular Biology Tools

    Type
    Blog Post
    Published
    Sept. 12, 2023, 1:15 p.m.
    ...give you the reverse sequence, complement sequence, or reverse and complement sequence.  Filter DNA tool:...well as those deposited with Addgene. NCBI BLAST: Compares nucleotide or protein sequences to sequences in... tools help with that.  DNA sequence reverse complement tool: Enter a DNA sequence and the program will...DAD): This tool designs overhang sets for high complexity Golden Gate Reactions Cloning ligation reaction...
  2. Antibodies 101: Fc Effector Functions

    Type
    Blog Post
    Published
    May 18, 2023, 1:15 p.m.
    ...response to a viral infection a) antibody-dependent complement deposition (ADCD) b) antibody-dependent cellular... Erp, et al., 2019.    Antibody-dependent complement deposition (ADCD) Antibodies can bind to a pathogen... known as opsonization. In antibody-dependent complement deposition (ADCD), opsonization of IgG and IgM...pathogen activates the immune system's classical complement pathway, starting a cascade of events that results.... PMID: 10742152. Dunkelberger, J., Song, WC. Complement and its role in innate and adaptive immune responses...
  3. Build Your CRISPR Vocabulary

    Type
    Blog Post
    Published
    July 2, 2024, 1:15 p.m.
    ...Palindromic Repeats. That contrast of simplicity and complexity is reflected in the biology, too. CRISPR is an...proteins, and a CRISPR array. The CRISPR array is composed of identical repeat sequences and variable spacer..., and the spacer sequence is used to target complementary DNA sequences. In laboratory settings, an sgRNA...whose sequence is not checked. Assuming full complementarity, its sequence matches the guide sequence. PAM...either crRNA or sgRNA). Cas9 requires perfect complementarity in this region between the guide and target...
  4. Fluorescent Proteins 101: Fluorescent Biosensors

    Type
    Blog Post
    Published
    May 18, 2017, 2:30 p.m.
    ...Visualize components of individual cells Separation/identification of fluorescently-labeled components Fluorescence-activated...process or detect a given molecule. The sensor component is usually a protein that undergoes a conformational...biosensors can be targeted to a particular cellular compartment such as the nucleus, mitochondria, endoplasmic... biosensor: which fluorescent protein is most compatible with your lab and experimental setup? Consider...
  5. Oh, The Places You Can Go: Careers in Science Communication - Product Development

    Type
    Blog Post
    Published
    Oct. 18, 2017, 1 p.m.
    ...Development Manager at eScience Labs, an educational company that creates hands-on science lab kits and digital...from.” Working at eScience Labs, an educational company that creates hands-on science lab kits and digital... editing.” It was for Cactus Communications, a company that provides scientific editing services. “I was... stumbled upon eScience by luck, by chance, by complete happenstance. It was on Indeed or one of the job...what it’s like to work for a science education company. And make sure to subscribe to the Career Channel...
  6. Tips for Improving Your Next Manuscript

    Type
    Blog Post
    Published
    Nov. 22, 2016, 3:30 p.m.
    ...t guarantee a publication. There is an art to composing manuscripts and the ASM Scientific Writing and...writer, I was unsure if I should possibly take a composition class in the English Department. He suggested... coming to the writing workshop in D.C. had to compose and submit a manuscript that they were working ... to the headquarters, we were greeted with an impromptu speech from ASM CEO Stefano Bertuzzi welcoming...portion of the paper will be generated. After you complete a publication quality figure, produce the figure...
  7. 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.
    ...30678704. Sparse cell labeling using recombinase competition Article contributed by Aliyah Weinstein Sparse...Sparse Predictive Activity through Recombinase Competition (SPARC) is a fully genetic tool for labeling just...heat-shocking the organism. The SPARC system uses competitive recombination sites to selectively remove a stop...microscopy, they also show that this method is compatible with dead cell staining using propidium iodine...purification of tTALE-eGFP and tTALE-mCherry. In comparison to intercalating fluorescent dyes which can cause...
  8. Meet the New Addgene Board Members!

    Type
    Blog Post
    Published
    April 28, 2020, 1:14 p.m.
    ...build and grow the gene therapy division of the company.  Ultragenyx’s goal is to develop novel products...manufacturing and quality, especially with regard to compliance with health authority regulations,” Baradaran...Belgium. “That’s where I not only got incredibly compelled by wet bench molecular research, but also became...grants, or setting up commercial and nonprofit companies. His lab focuses on gene therapy work for genetic...these inefficiencies is pretty remarkable. I was compelled to be part of that.” He’s deposited AAV constructs...
  9. Plasmid Cloning by PCR

    Type
    Blog Post
    Published
    March 29, 2016, 2:30 p.m.
    ...sufficient to give specificity and to also be compatible with a standard PCR reaction (see PCR Video)....design is similar, but we need to use the reverse complement to get PCR amplification. We can start similarly...the ORF). We now need to generate the reverse-complement of this sequence so that we can successfully ...amplify the ORF. You can generate the reverse-complement using existing software (a quick internet search... out Our Plasmid Reference Pages Deposit Your Completed Plasmids Find the Perfect Plasmid for Your Research...
  10. Identifying Sequence Elements with SnapGene's Feature Database

    Type
    Blog Post
    Published
    Dec. 21, 2017, 2:06 p.m.
    ...hand. Records of plasmid construction were often incomplete or nonexistent. In the 21st century, many molecular...molecular biologists didn’t know the complete sequences or properties of the DNA molecules they were using...has been thoroughly answered by experts in human-computer interaction (HCI), and we have adhered rigorously...what the user wants to do and make the path to accomplishing their goals as intuitive and painless as possible...who uses SnapGene or the free SnapGene Viewer companion product. If you don’t use SnapGene yet, you can...
  11. Summer SciComm: Science Storytelling

    Type
    Blog Post
    Published
    Sept. 16, 2022, 1:15 p.m.
    ...between two opposing forces or (2) the result of competing desires or (3) the presence of obstacles that ...until you don't, of trying to understand your completely unexpected findings, or understanding why your...thrice-failed experiment, this paper was actually from a completely unexpected finding in a different experiment,...your conflict, you’ll need two other things to complete your story: an introduction, and a resolution....conflict to get your audience invested in the more complex story, and then build on that in your resolution...
  12. Rewiring Metabolic Circuitry with CRISPR RNA Scaffolds [Video]

    Type
    Blog Post
    Published
    April 7, 2015, 4:21 p.m.
    ...Zalatan JG, et al.'s recent paper, "Engineering Complex Synthetic Transcriptional Programs with CRISPR ... the eukaryotic cell for the execution of many complex cellular behaviors, such as differentiation or ...customizable single guide RNA (sgRNA) that bears complementarity to a 20bp target sequence (Qi et al. 2013)....appealing since the RNA scaffold modules are comparatively small allowing multiple sgRNA constructs to .... (2013). PubMed. Zalatan, J. G. Engineering Complex Synthetic Transcriptional Programs with CRISPR ...
  13. Cancer and the Immune System: Deciphering the Relationship

    Type
    Blog Post
    Published
    March 14, 2017, 2:30 p.m.
    ...downregulate the expression of the major histocompatibility complex (MHC) class I proteins on their surfaces...immune response to the development of tumors is a complicated and dynamic phenomenon that is interestingly ...rear its head once the body’s immune system is compromised either due to age, infections, or other strenuous...focus on include: Cell heterogeneity Tumors are composed of a wide variety of cell types. This cell heterogeneity...successful tumor progression. A tumor’s genetic composition is constantly in flux and is dependent on the...
  14. With an Eye Towards the Future, We Look Back at the March for Science

    Type
    Blog Post
    Published
    Oct. 24, 2017, 1:54 p.m.
    ... However, many scientists operate in a hyper-competitive environment where getting hired hinges on performing...Albany, NY, USA 42.6526°N 73.7562°W – Nicholas Thompson Over the last few years, there's been a disturbing...positive event that I hope happens again. Nicholas Thompson is a PhD Candidate studying Nuclear Science and... spare time. You can follow him on twitter at @thompn4. New York City, NY, USA 40.7128°N 74.0059°W – Deanna...research biologist by training, so of course I felt compelled to participate in one of the satellite Marches...funding, and teaching experience that it takes to complete your resume, without ever thinking that research...
  15. Which Fluorescence Microscopy Techniques is Best for Me?

    Type
    Blog Post
    Published
    Oct. 10, 2017, 1:57 p.m.
    ...1); similar to an MRI or CT scanner. This is accomplished by focusing excitation light to a point in the... bleaching) to a single focal point. This is accomplished by using, for example, red light instead of ... photons of red light are needed to excite GFP compared to only one of blue. Only at the focal point of...coverslip and a sample in aqueous buffer it is completely reflected. This reflection occurs due to the ...immersed in. Although the excitation light is completely reflected, energy is propagated into the sample...cover samples of this size, those that can will completely image large tissues in a few hours. Although ...
  16. Quantifying DNA? Here are Five DNA Quantification Methods to Consider

    Type
    Blog Post
    Published
    July 21, 2020, 1:15 p.m.
    ... other hand absorb best at 280 nm and organic compounds and chaotropic salts maximally absorb at 230 nm...SYBRGreen, are specific for double strand DNA (as compared to spectrophotometric methods that measure all... corresponding fluorescence. That way, you can compare the fluorescence of your sample against this curve...relative to the intensity in the ladder. It’s best to compare the band intensity of the fragment in the ladder...sugars under acidic conditions and forms a blue complex that can be quantified at 595 nm. This method is...
  17. DAP arrays for multiplex gene editing

    Type
    Blog Post
    Published
    July 7, 2022, 1:15 p.m.
    ... precision gene editing. CRISPR-Cas9, the key component to enable efficient base editing and prime editing...unable to process its own array but is the key component to enable efficient base editing and prime editing... or any other kinds of CRISPR tools, without compromising their strategic advantages in gene editing, ...higher Cas9-independent off-target editing in comparison with single-site editing. Encouraged by the results...#186715) and hCtRNA_VT (#186716).   Fig. 2: Comparison of previous representative dual-gRNA architectures...
  18. Early Career Researcher Toolbox: Free Tools for Science Writing

    Type
    Blog Post
    Published
    April 28, 2021, 1:15 p.m.
    ...equivalent of crossing off days on the calendar after completing your writing goal, which can serve as positive...graph of which days of the week you most often completed your habit is useful for figuring out when to ...makes suggestions on how to make your writing less complex. While I don’t think you should accept all of the...jargon in your writing. While it’s not possible to completely avoid jargon, this tool can help you avoid overusing...collaborators. Zotero is a desktop based program that’s compatible with Mac, Windows, and Linux.  Mendeley and Zotero...
  19. K. phaffii: Rising to the Occasion

    Type
    Blog Post
    Published
    April 4, 2023, 1 p.m.
    ...commonly used yeast by biotech and pharmaceutical companies is K. phaffii (formerly known as pichia). What...general research community. Phillips Petroleum Company first commercially developed K. phaffii in the ...Since then, multiple biotech and pharmaceutical companies (along with some research laboratories) have picked...of the uses outlined below. Biology They say comparison is the thief of joy, but I think it’s acceptable...10.3389/fmicb.2020.607028  Riley, R., et al., Comparative genomics of biotechnologically important yeasts...
  20. Cultivating Community Science at BosLab

    Type
    Blog Post
    Published
    Nov. 2, 2017, 1:35 p.m.
    ...and some home-made equipment. It was humble in comparison to the labs you’d find in Kendall square, but...Most of our equipment has been donated by local companies and BosLab has grown into an organization consisting... Timothy Stiles joined BosLab last year with a computer science degree and had zero pipetting experience...yeast to glow, produce synthetic scents, detect compounds in the environment, and openly publish protocols...the local community (including local garden and compost clubs) to participate in this study. How to get...
Showing: 241 - 260 of 783 results