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We narrowed to 816 results for: lars;

Showing: 461 - 480 of 816 results

  1. Controlling for Off-target Effects with a New Genome-wide CRISPR Screen Design

    Type
    Blog Post
    Published
    Sept. 13, 2018, 1:55 p.m.
    ...for these faults. However, it’s still unclear if similar pitfalls exist for CRISPR screens and how best ...off-target cutting patterns in genome-wide screens similar to patterns seen in single-guide studies? Many ... Short gRNAs have lower off-target cutting and similar on-targeting cutting as full-length gRNAs Lastly...gold standards for human functional genomics." Molecular systems biology 10.7 (2014): 733. Pubmed PMID:...

  2. AAV Titers: Where Do They Come From And What Do They Mean?

    Type
    Blog Post
    Published
    Nov. 15, 2017, 3 p.m.
    ...  Physical titer is typically calculated by two popular PCR-based methods: Quantitative PCR (qPCR) Digital...generating a standard curve of known concentration. We regularly make and validate fresh plasmid standards. We...). However, because purified AAV preps contain similar and low levels of background protein and chemical...email us and we can do our best to send you a particular lot (if we still have it available). References...

  3. Plasmids 101: The Promoter Region – Let's Go!

    Type
    Blog Post
    Published
    April 3, 2014, 8:05 p.m.
    ...transcription factors, therefore promoters play a large role in determining where and when your gene of ...between cell types or organisms, promoters must be similarly variable. Bacterial promoters only work in prokaryotic...related species from which they were derived. Similarly, the various eukaryotic cell types (mammalian,...Repressible Gets turned off with high levels of cellular tryptophan. lac General expression Promoter ...

  4. March for Science

    Type
    Blog Post
    Published
    April 21, 2017, 2:30 p.m.
    ..., are limited by reality – a government cannot declare that gravity change direction and make things fly...comparison to 37% of the general public (5, 6). Similarly 90% of active research scientists believe climate... supporting it.  3) Linking scientists to one particular political party while alienating the other While...or politicians to interpret it for them. Other popular reasons to march include: General inclusion of...

  5. Transferable Skills Guide: Conflict Resolution

    Type
    Blog Post
    Published
    Jan. 4, 2022, 2:15 p.m.
    ...classes and resources that can provide details and vocabulary for this skill. What this post may do is help...something should be communicated is necessary in a large organization, because confirming that every person... I don’t just rely on what I know about those particular teams at that given time. I think about how previous... previous iterations of those teams resolved similar issues in the past, or how completely different teams...

  6. Antibodies 101: Normalization and Loading Controls for Western Blots

    Type
    Blog Post
    Published
    April 8, 2025, 1:15 p.m.
    ... you rule out errors like uneven pipetting or irregular membrane transfer. Figure 1: A loading ...important to validate these assumptions for your particular experiment and choice of loading control. First...Ubiquitously expressed proteins like β-actin or GAPDH are popular choices for loading controls. These are often called...in many cases, you should validate it for your particular setup. We recommend starting by searching the...

  7. Proximity Labeling: A Powerful Tool for Protein Complex Purification and Proteomic Mapping

    Type
    Blog Post
    Published
    Dec. 2, 2019, 2 p.m.
    ...that strongly binds the glycoprotein, avidin or a similar protein, streptavidin. This strong interaction ...bait protein can even target BirA* to specific subcellular locations, such as the nuclear envelope, allowing...29169465.  Ge, Yun, et al. "Enzyme-Mediated Intercellular Proximity Labeling for Detecting Cell–Cell Interactions...smaller biotin ligase for BioID proximity labeling. Molecular biology of the cell, 27(8), 1188-1196. PubMed ...

  8. Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior

    Type
    Blog Post
    Published
    March 5, 2019, 1:08 p.m.
    ...Stochastic multicolor labeling is a popular technique in neuroscience and developmental biology. This... enough for all applications. To resolve this, similar systems have been developed for tracking various...animals only permits visualization of two colors. Similarly, Flybow adapts Brainbow 2.0 for use in Drosophila...making this system useful for visualization of cellular extensions, such as neurons in the fly visual ...

  9. Transferable Skills Guide: Time Management

    Type
    Blog Post
    Published
    Dec. 5, 2017, 1:52 p.m.
    ...accomplishment while the longer tasks will give you larger payoffs later. Don’t be afraid to accomplish some...ve also recently started using Trello to manage larger, multi-person projects. Day-to-day, flexible to-do...below): Read new Zhang Lab Paper Find plasmids similar to those in the paper Ask Mary G. about her thoughts...how much time you can possibly handle doing a particularly annoying task and then dedicating that much ...

  10. Plasmids 101: Common Lab E. coli Strains

    Type
    Blog Post
    Published
    Nov. 7, 2014, 2:56 p.m.
    ...genes for deoxyribose synthesis Allows uptake of large plasmids hee   High electroporation efficiency...Table 2 provides a quick reference for some of the popular strains, their genotypes, and their primary use...Chloramphenicol High competency cloning and propagation of large plasmids, ligated DNA, and libraries, nalidixic ...coli and others are model organisms! Our Most Popular Plasmids 101 Posts: Origin of Replication The ...

  11. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ... factors of phages) constitute one of the most popular classes of phage proteins to study. These are highly...characterizing sugars and sugar-containing molecules in molecular biology labs (for a review, see Simpson et al.... without causing issues associated with cloning large fragments. After fragmentation, repair sheared ends... and a few proteases knocked out making them particularly useful for protein production), then dilute ...

  12. Plasmids 101 eBook 4th Edition

    Type
    Blog Post
    Published
    Sept. 5, 2023, 1:15 p.m.
    ... excited to announce the fourth edition of our popular eBook, Plasmids 101, is now available!   Plasmids...everything from plasmids parts and nomenclature to popular cloning techniques and troubleshooting tips. The...updated with twelve new sections, including our popular "Dimers and Multimers" post. It's also been re-...

  13. Antibodies 101 Series on TikTok

    Type
    Blog Post
    Published
    March 19, 2024, 1:15 p.m.
    ...Our popular Antibodies 101 animation is becoming a TikTok series! Follow @addgene on TikTok for bite-...information! Link in bio. #STEM #antibodies #molecularbiology #science #scicomm ♬ original sound - Addgene...Addgene We'll be posting these animations regularly from now until May, so follow us to get updates whenever...

  14. Imaging Tools and Following a Passion for Basic Biology: Interview with Joachim Goεdhart

    Type
    Blog Post
    Published
    March 9, 2018, 2 p.m.
    ...Goedhart is an assistant professor at the Section of Molecular Cytology and Van Leeuwenhoek Centre for Advanced...Fluorescent Protein Plasmids 101: Visualizing Subcellular Structures and Organelles Resources at Addgene.org...Plasmids Find Plasmids for FRET Find Plasmids for Subcellular Localization ...

  15. A Needle in a Base-Stack: Cas9 Structural Biology

    Type
    Blog Post
    Published
    June 4, 2024, 1:15 p.m.
    ... the HNH and RuvC domains, which are named for similar nuclease folds found in other proteins. The C-terminal...it, so many researchers think the enzyme needs cellular recycling factors to release its handiwork (Sternberg...understand how to manipulate it. Happy CRISPRing!   Molecular graphics and analyses performed with UCSF ChimeraX...DNA to read its sequence. Nature Structural & Molecular Biology, 29(4), 395–402. https://doi.org/10.1038...

  16. Starter Guide to induced Pluripotent Stem Cells (iPSCs) Part 2:  Reprogramming and Transdifferentiation

    Type
    Blog Post
    Published
    Nov. 6, 2018, 1:12 p.m.
    ...without dedifferentiating into a pluripotent stage. Cellular reprogramming The reversal of a differentiated...cells [41]. The in vivo and in vitro methods are similar except that the vectors carrying the transdifferentiation...transdifferentiation is suited for switching cell types between similar lineages, reprogramming is more versatile and universal...PMC3390875. 25. Patsch, C., et al., Generation of vascular endothelial and smooth muscle cells from human...

  17. Bringing Renewable Energy to Addgene

    Type
    Blog Post
    Published
    Aug. 27, 2019, 1:08 p.m.
    ... here in New England- the majority of which are solar, wind, or hydroelectric in nature. The operation... electricity will allow us to maintain these particularly energy-intensive systems in a more environmentally...cartridges can place the spent cartridge in the large cardboard box in the copy area. These spent cartridges...

  18. Call for Guest Bloggers

    Type
    Blog Post
    Published
    March 2, 2016, 3 p.m.
    ...expertise through our blog. Do you have skill in a particular technique? Do you have a set of tips you give... An overview of software tools useful to any molecular biologist Tips for protein purification Replica...Recent Guest Writers Have Included: Wenning Qin, Molecular biologist with Biogen interested in applying CRISPR...

  19. Addgene’s Newest Way to Speed Your Research: The Cloning Grade DNA Service

    Type
    Blog Post
    Published
    July 28, 2020, 1:15 p.m.
    ...fluorescent markers or protein tags, and suitable for molecular cloning. Plus, we decided to include 10 plasmids...µg of DNA in 20 µl of Tris buffer suitable for molecular biology experiments such as cloning, digestions... Learn about our other beta projects Read our Molecular Biology Reference ...

  20. 2022 and 2023: Reflections and Looking Forward

    Type
    Blog Post
    Published
    Feb. 23, 2023, 2:15 p.m.
    ... countries. Guides and protocols were our most popular content, while our beloved blog received 1.3 million...scientists in this rapidly changing environment. In particular, we are working to understand what challenges...Addgene colleagues, collaborators, partners, and the larger scientific community to maximize the positive impact...
Showing: 461 - 480 of 816 results