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We narrowed to 928 results for: mpl

Showing: 481 - 500 of 928 results
  1. New and Upcoming Viral Vectors - September 2019

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    Blog Post
    ...ul) samples of EGFP-expressing AAV packaged in various serotypes. This collection is now complete! pAAV-CAG-GFP.... Likewise, a lot of scientists have requested samples of AAV for testing purposes. To address this, we... kit with all the serotypes, since these 20 ul samples are distributed individually. See our Serotype ...
  2. Plasmids 101: Gram Negative and Positive Bacteria

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    Blog Post
    ...thinner membrane. Procedure The stain is a pretty simple process. First, flood the heat-fixed smear with...or pink, as shown in the image below. An example of Gram positive (purple) and Gram negative (red...is added, it interacts with the CV+, creating a complex within the peptidoglycan layer, staining the cell...the peptidoglycan layer, trapping the large dye complex created by the interaction of CV+ and I- in the...
  3. Addgene-Seeding Labs plasmid grant round 3: microbial drug resistance and biofilms, antidiabetic plant components, visualizing brain injury - and a glowing robot fish

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    Blog Post
    ...formation. The quest for plant compounds to treat complications of diabetes Gloria Otito Izu, PhD Candidate...nephropathy, one of the major pathophysiological complications of diabetes mellitus. Recombinant human proteins...Now he aims on tracking pollution in rivers by employing synthetic biology resources and microfabrication...robot that will “swim” in the river, take water samples at specific locations, measure fluorescent signals...
  4. Hot Plasmids - February 2022

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    Blog Post
    ...Anti-FLAG frankenbody (FB) construction from the complementarity determining region of an anti-FLAG scFv and... the tag can recruit multiple frankenbodies to amplify the signal.  Liu et al. Genes Cells. 2021. https...genes within a single cassette provides increased simplicity for combinatorial genetic screens, and this optimized...Penn State Protein Ladder  by: Rachel Leeson This simple, inexpensive plasmid-based ladder system is a cost-effective...
  5. Clear and Accessible Writing

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    Blog Post
    ...scientists around the world. In 2004, that was a fairly simple goal… and we had no idea how much our understanding...Steps to clear writing Let’s use Figure 1 as our example. Remember, our goal is to use words to describe...Gradient Ultracentrifugation. The reader may be, for example, a graduate student using viral vectors for the...process, try writing your own alt text for the example image. We’ll wait!  Done? Excellent! We asked our...
  6. Viral Vectors 101: Biosensors

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    Blog Post
    ...at their core they can all be boiled down pretty simply – they are systems that measure biological phenomena...present in the system at a given point in time. For example, if ATP was the molecule of interest (analyte),...depending on the biology you are studying. For example, calcium dynamics in the cytosol and sarcoplasmic...all have specific sensors designed for them. For example, this class includes tension monitors associated...
  7. GCE4All: Making Genetic Code Expansion Accessible

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    Blog Post
    ...researchers new to GCE aren’t able to successfully complete their experiments and many others are dubious ...’t give it a try. Optimization Why is GCE so complicated? Well, while the techniques are straightforward...has “10x the impact of PCR. But it’s 100x more complicated.” And Ryan Mehl would know. He’s the director...universal techniques that researchers can easily implement in their own labs. They provide resources, knowledge...
  8. Multiplex Genome Editing with CRISPR-Cpf1

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    Blog Post
    ...genome editing.  For a few reasons, Cpf1 is a simplified system for editing multiple targets compared ...s ability to process its own pre-crRNA arrays simplifies the crRNA cloning process. For cloning, Zetsche...in one direction. See the diagram below for an example of how this works. Make sure to order 5’ phosphorylated...latest developments in CRISPR technologies.  It’s a simple and effective method with multiple applications...
  9. Optogenetics + CRISPR, Using Light to Control Genome Editing

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    Blog Post
    ...system. This common optogenetic technique can be employed in other split systems where light is required...CRISPR-based gene editing (see table below). For example, the far-red light-activated split-Cas9 (FAST) ...proteins by fusing Cas9 to photoreceptors. One prime example was from the lab of Michael Lin, who developed ...Systems.  Listen to the anti-CRISPR podcast segment Simply expressing anti-CRISPR proteins does not provide...photocage CRISPRs The aforementioned techniques each employed a photoactive strategy which had been engineered...
  10. Channelrhodopsins with improved light sensitivity for minimally-invasive optogenetics

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    Blog Post
    ...high-intensity light for activation which requires implantation of fiber-optic cables into the brain. ...were functional and their measured photocurrent amplitude, wavelength sensitivity, and off-kinetics correlated...fiber-optic cannulas were still stereotaxically implanted into the mice’s brains so that light could reach... brain may still require fiber-optic cannula implantation, but altering ChRgers so they can be activated...
  11. CRISPR 101: Cas9 vs. The Other Cas(s)

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    Blog Post
    ...is guided by an RNA molecule, the gRNA, to a complementary site in the genome where it will proceed to ...self-process pre-crRNA into crRNA). The size and simplicity of Cas12a makes it easier to package for therapeutic...that Cas14 also indiscriminately cleaves non-complementary ssDNA when engaged by its target sequence. Why... the other Cas family members make for useful implements in the scientist toolbox. If your genome engineering...
  12. Antibodies 101: Conjugation

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    Blog Post
    ...These properties allow for efficient signal amplification, making biotin conjugated antibodies good options...Fc-binding domain (Figure 1).  Figure 1: Examples of sites on antibodies used for conjugation. 1...from antibody to antibody or batch to batch. For example, take lysine conjugation, which is commonly used...reaction or the functionality of the conjugate. For example, Addgene’s antibodies are provided in a buffer ...
  13. Viral Vectors 101: An Introduction to AAV

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    Blog Post
    ...indicate the ITR and serotype, respectively. For example, AAV2/8 has a type 2 ITR and a type 8 serotype....conventional single-stranded AAV (ssAAV) and a self-complementary AAV (scAAV) vector. Full-length ssAAV vector...2.5Kb) and you need expression in a hurry, self-complementary AAV (scAAV) may be an option (McCarty et al.... E. Monahan, and Richard J. Samulski. "Self-complementary recombinant adeno-associated virus (scAAV) vectors...
  14. All in a Twist: dsRNA

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    Blog Post
    ...silencing complexes (RISCs), which detect dsRNA in the cytoplasm and use it as a guide to complementary RNA ...During transcription, RNA is synthesized from a DNA template, inherently generating RNA:DNA intermediates in...and will dissociate when gene transcription is complete. However, transcription of thousands of genes ...
  15. Celebrating 15 Years of Scientific Sharing

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    Blog Post
    ...community is loving it. Almost 10,000 viral vector samples were distributed in 2018 and we are poised for ...unsolicited praise: “Addgene, for one, is a sterling example of collaboration and innovation between legal and...often focus on the excitement of what we are accomplishing and what more we might do. I am grateful every...supportive culture, we are attractive to the local employee pool and we get a lot of successful candidates...
  16. Uncertainty about Labor Law Brings More Uncertainty to Postdoc Wages

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    Blog Post
    ...only viable option for compliance. However, 10 days prior to the implementation date, our data indicated... had been collecting data and documenting the compliance of universities with the FLSA in our online resource...conditions for junior scientists but are not implementing consensus recommendations, even when a federal...
  17. Gendered Innovations: Why Does Sex of the Cell Matter?

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    Blog Post
    ...s Health Initiative Hormone Therapy Trial, for example, found that the study saved lives. Reduced use ...analysis and 2) provides case studies with concrete examples of how gender analysis leads to discovery and ...experiments—which can lead to failed research. For example, an international research team from Norway and...studies that draw from a body of research that is incomplete (because sex was not analyzed) may harm humans...
  18. Mouse Modeling, Part 2: Breeding and Crossing Mice

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    Blog Post
    ... parents. Here’s how to cross mice, using a simple example with the goal is to generate mice that have...expressing strains Cre-lox strains are a common example of mice that are derived from crosses. In Part ...With this two-part guide to mouse modeling now complete, you should be prepared to plan an experimental...
  19. Open Resources and Plasmid Tools For Studying C. elegans

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    Blog Post
    ... resources and tools. That message was fully exemplified in Cori Bargmann’s keynote speech and in the ...vectors that each contains a guide RNA and repair template of your choosing (Schwartz and Jorgensen, 2016...Schwartz and Jorgensen, 2018).  These are just some examples of worm resources and tools openly shared by the...Hammarlund, Marc, et al. "The CeNGEN Project: The Complete Gene Expression Map of an Entire Nervous System...
Showing: 481 - 500 of 928 results