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  1. Replacing Paper: Tips for Choosing an Electronic lab Notebook

    Type
    Blog Post
    ...accessible to your team members only, under the specific permissions set for every member of your team. Do you...pricing, it is good to know how many of your lab members will use the ELN. If your lab is planning to grow..., notifications, sharing files, assigning team members to certain tasks, etc. How is security and user...to assign specific permissions to different lab members to avoid any issues later on. Do you need external...software solution that makes it much easier for lab members to manage and organize their work at every step...
  2. Five Popular Model Organisms

    Type
    Blog Post
    ...an ideal model organisms for embryonic development studies as their embryos are completely transparent...., and produce 50-300 eggs at a time. Zebrafish embryos are also laid and fertilized externally, allowing... them. Scientists can simply inject one-celled embryos with DNA or RNA to edit their genomes or to create...be easily visualized in a living organism from embryonic development to adulthood. This ability to genetically... and integration of transforming sequences." The EMBO journal 10.12 (1991): 3959-3970. PubMed PMID: 1935914...
  3. Multiple Plasmids at a Low Price: Kits from Addgene

    Type
    Blog Post
    ... Cell Free Protein Expression Kit FREQ Seq PUF Assembly Kit Below you’ll find information about what ...engages the ribosome for translational complex assembly. PhD student Dejan Gagoski used SITS to create...Academy of Sciences 109.52 (2012): 21408-21413. PUF Assembly Kit PUF proteins are composed of repeat segments...The Zhao lab has made this easy with their PUF Assembly Kit. The kit contains all the variant PUF segments...Sequence‐Specific Detection of RNAs in Two Colors."ChemBioChem 17.10 (2016): 895-899. Choudhury, Rajarshi,...15875. See Kendall Morgan’s blog post on the PUF Assembly Kit for some insights on its potential from its...
  4. Exploring Applications of the Bioluminescent HiBiT Tag

    Type
    Blog Post
    ...fibrosis transmembrane conductance regulators (CFTR) (Kamada et al., 2023). CFTR is a membrane protein ... epidermal growth factor receptor (EGFR), a transmembrane receptor tyrosine kinase essential for cell ...real time treatment with EGF. Due to the lack of membrane permeability of the LgBiT protein, it only binds....15426 Promega Corporation (2025). Illuminating Transmembrane Proteins Using HiBiT CRISPR Cell Lines. Promega...www.promega.com/resources/pubhub/2025/illuminating-transmembrane-proteins-using-hibit-crispr-cell-lines/ Shibata...
  5. Plasmids for Stem Cell Research

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    Collection
    ...pluripotency during embryonic development. This “reprogramming” of the cell to an embryonic state holds immense...cell lineages. Pluripotent stem cells, such as embryonic cells, can potentially give rise to any other ...limited to related cell lineages. Pluripotent embryonic and multipotent adult stem cells have been studied...removes the possible ethical concerns related to embryonic stem cell use and has the major advantage that...Induction of pluripotent stem cells from mouse embryonic and adult fibroblast cultures by defined factors...Mouse Direct Reprogramming of Fibroblasts into Embryonic Sertoli-like Cells by Defined Factors. Cell Stem...via microRNA-dependent and -independent pathways. EMBO Mol Med. 2017 Aug;9(8):1117-1131. Parmar Fibroblasts...
  6. Designer PUF Proteins for Any RNA Target

    Type
    Blog Post
    .... Get the PUF Assembly Kit! Tips and tricks For those interested to try the PUF Assembly Kit out for themselves...tool…designer PUF proteins! A newly available PUF Assembly Kit makes it possible to devise RNA binding proteins...factors (PUF). In a single step, researchers can now assemble designer PUF domains for RNA specificity engineering... Reference Abil Z, Denard CA, Zhao H.  Modular assembly of designer PUF proteins for specific post-transcriptional...
  7. FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution

    Type
    Blog Post
    ...flow of electric charges across cell membranes and maintain membrane potential in response to visible light...across the axon's membrane: once a certain number of positive ions crosses the cell membrane, a threshold ...rhodopsins enable ions to flow across the axon’s membrane, thereby controlling neural activity (Bernstein...Stoeckenius. "Rhodopsin-like protein from the purple membrane of Halobacterium halobium." Nature new biology...
  8. Viral Vectors 101: Parts of the AAV Packaging Plasmid

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    Blog Post
    ...also encodes the Assembly-Activating Protein (AAP) and the recently discovered Membrane Associated Accessory... AAV genome and docks with the genome onto an assembled capsid. Then Rep52/40, which also bind the capsid...generate the three VP proteins. The three VP proteins assemble into capsid at a 1:1:10 ratio (VP1:VP2:VP3). There...reading frame (ORF). While AAP promotes virion assembly, the role of MAAP has not been clearly defined...
  9. Antibody Guide

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    Collection
    ...Transfer proteins from the gel to a membrane. Incubate the membrane with an unconjugated primary antibody...block the membrane to remove excess antibody and prevent unwanted binding. Incubate the membrane with a ...Wash and block the membrane. Activate the HRP with a substrate kit. Image the membrane using either X-ray...tears, saliva, mucus) where it protects mucosal membranes Dimer with a valency of 4 IgA1; IgA2 IgD Coexpressed...short peptide linkers. Diabodies can be used for assembling protein nanostructures. Figure 2: An antibody...recognizes your primary antibody source species. Remember that recombinant antibodies will also have a source...
  10. New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor

    Type
    Blog Post
    ...three different membrane-targeting flavors – PDGFR, GPI, and SGZ, to improve neuronal membrane trafficking...segment (PDGFR TMD) that anchors the sensor to the membrane and displays it on the extracellular side. In .... PDGFR is a C-terminal fusion to the PDGFR transmembrane domain in the mammalian expression pMinDisplay...glycosylphostidylinositol anchor. SGZ contains a PDGFR transmembrane domain, followed by a modified form of the cytosolic...
  11. FlipGFP, a novel fluorescence protease reporter to study apoptosis

    Type
    Blog Post
    ...apoptosis reporter, ZipGFP, which utilized the self-assembling split GFP (GFP1-10 and GFP11) to increase fluorescence...animals. To do this they modified a different self-assembling split GFP (GFP1-9 and GFP10-11) by flipping a...rectify this the Shu lab first improved the self-assembling capability of sfCherry approximately 20 fold ...FlipGFP to study apoptosis in HeLa cells, zebrafish embryos, and Drosophila. They treated HeLa cells expressing...the spatiotemporal dynamics of apoptosis during embryo development. GFP fluorescence increased over time...
  12. Lentivirus Production

    Type
    Protocol
    ...drifted. Filter the solution through a 0.22 μm membrane. Aliquot 500–1000 μL into sterile tubes. Store...
  13. A Deep Dive into BioBuilder

    Type
    Blog Post
    ...they hear in their classes,” she said, “but they remember the moments when they discover something new for...focused on an emerging scientific field, BioBuilder embraces new opportunities for scientific exploration, ... Lab is a fully equipped, state-of-the-art lab embedded in LabCentral’s community of innovators that opened... Blog Synthetic Biology and the Importance of Assembly Standards Synthetic Photobiology: Optogentics ...Posts Resources on Addgene.org Guide to SynBio Assembly Standards Find Plasmids for Creating and Controlling...
  14. GPCRs: How Do They Work and How Do We Study Them?

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    Blog Post
    ...Receptor: GPCRs are also known as seven-(pass)-transmembrane domain receptors, due to the seven alpha helices...helices that transverse the cellular membrane. The receptor recognizes the appropriate ligand to activate...proteins on the intracellular side of the cell membrane. Heterotrimeric G proteins are important molecular...kit at Addgene! TRUPATH: Bryan Roth’s lab also assembled a collection of plasmids to elucidate the role...DREADDs) (Roth, 2016). DREADDs were engineered from members of the human muscarinic receptor family and are...
  15. Arf GTPase Family

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    Collection
    ...regulators of membrane traffic, they also play critical roles at cilia, centrosomes, the plasma membrane, lipid... collection of ARF family plasmids. ARF family members include regulatory GTPases, GEFs, and GAPs. Plasmid...regulatory GTPases have long been characterized as members of the RAS superfamily, though now have been argued...activity. Figure 1: Locations of ARF superfamily members. Figure from Szutl, et al., 2019. Browse ARF GTPase...2016). Tracing the archaeal origins of Eukaryotic Membrane-Trafficking System building blocks. Molecular ...
  16. Open Resources and Plasmid Tools For Studying C. elegans

    Type
    Blog Post
    ...cell divisions of the C. elegans embryo when all essential embryonic genes are individually depleted via...reminded of the extent that C. elegans researchers embrace open science and share resources and tools. That...flybase. microPublication is run and maintained by members of the worm community but there are Drosophila ... lab. SapTrap is a reagent toolkit and plasmid assembly line for the creation of CRISPR targeting vectors...
  17. The Scientific Conference Poster Session: Tips for Success

    Type
    Blog Post
    ...fundamental takeaway. Writing these points will help you remember what to say and provide your audience with a clear...venue and professionalism of the conference, and remember to wear comfortable shoes, as you will likely ...your breath before diving in to the next figure. Remember your outline: Instead of getting bogged down in... the minutia or coming off as a broken record, remember the outline you created for yourself. Hit the ... Resources on the Addgene website Become of a member of the Addgene depositor community Learn about ...
  18. Hot Plasmids: Winter 2025

    Type
    Blog Post
    ...Cultured rat hippocampal neuron expressing pan-membrane ASAP5. Solid blue circle marks the initiation ...via the Kv2.1 targeting motif as well as a pan-membrane construct without the Kv motif. Altogether, if...kinetics and high responsivity near the resting membrane potential, ASAP5 is a great new option. Find ASAP5...specifically binds to active (GTP-bound) Gα. Gα-YFP assembles into functional heterotrimers with endogenous ...optional accessory plasmids, the collection targets members of all four G protein families: Gs, Gi/o, Gq/11...
  19. Bioinformatics at Addgene

    Type
    Blog Post
    ...start using. Prior experimenting with open source assembly algorithms meant that we already had a clear idea... individual steps to automate plasmid sequence assembly, and possible solutions for each in the form of...quality score analysis, k-mer counting, or sequence assembly), but the order and usage of the scripts needs...the freedom to use multiple open-source sequence assembly tools at the appropriate place in our workflow...Tower to augment our pipeline and enable our team members to automate their weekly sequencing tasks. More...
  20. Transferable Skills Guide: Creativity

    Type
    Blog Post
    ...Anyone could fill out the form at any time and a member of our Business Development team would review it.... Identify your enemies In Felicia Day’s book Embrace your Weird, Day identifies nine enemies that stand...Frida Kahlo or you’re stuck drawing stick figures, remember your training as a scientist has been building...world. Penguin Publishing Group. Day, F. (2019). Embrace your weird face your fears and unleash creativity...creativity. Gallery Books. Boyes, A. (2019, November 13). 5 mental mistakes that kill your productivity. Harvard...
  21. How to Be an Excellent Trainee

    Type
    Blog Post
    ... place, learning something new. So how can you remember everything? Write it all down! And I mean everything...second rack in the corner freezer sounds easy to remember in the moment….but you’ll probably forget and ...going to each space in order to double-check you remember where the equipment, reagents, and samples are...to ask! Especially for those new to the bench, remember to let your bench mentor know what you don’t know...polite, appreciative, and clear about their needs. Remember, your bench mentor’s training time is time set...
  22. What's Your Organism? Expanding Genomic Tools via the NSF EDGE Program

    Type
    Blog Post
    ...pic.twitter.com/sIIoIsIFd1 — Henry Lab (@EvoEmbryo) September 24, 2018   Xenopus tropicalis (Gary Gorbsky..., mix them in a tank, and observe the beauty of embryo development in real time. I was already a biology...nucleus and put it in a fertilized egg to get edited embryos (replacing the nucleus is still very difficult)...female mosquitoes. Now they are trying to replace embryo injection (hard to do, expensive, not every lab...
  23. Plasmids 101: Stringent Regulation of Replication

    Type
    Blog Post
    ...specific RNA site. The EMBO Journal, 17(17), 5201–5213. https://doi.org/10.1093/emboj/17.17.5201 del Solar...plasmid copy number. The EMBO Journal, 20(24), 7323–7332. https://doi.org/10.1093/emboj/20.24.7323 Resources...post was originally written by Jason Niehaus in December 2015 and was updated by Emily P. Bentley in June...
  24. Deep Mutational Scanning with One Pot Saturation Mutagenesis

    Type
    Blog Post
    ...mutagenesis, and low throughput.       Gibson Assembly: An easy-to-use technique that joins homologous...be cloned into an expression vector with Gibson assembly. While this is a comprehensive mutagenesis method...method, a drawback to using Gibson assembly is that the longer the oligo insert used, the more likely it...especially single basepair deletions. Therefore, Gibson assembly is better suited for creating small, focused scanning...in the first digest (step 1 in above diagram). Remember that the BbvCI enzymes nick the DNA strand that...
  25. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    ...and breed and they have large, easily modifiable embryos, which is ideal for observing and manipulating ...majority of studies involving axolotls focus on embryonics and biochemistry. Though limited at first, advances...humans so they are often used to study vertebrate embryology and cell development. One major resource for ...understand human disease alleles during and after embryogenesis. Addgene has over 600 plasmids that contain ... a Model Organism. News-Medical. Retrieved on September 18, 2020 from https://www.news-medical.net/life-sciences...
  26. Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus

    Type
    Blog Post
    ...By breaking the transgene into smaller pieces. Reassembly of fragmented genomes is the key to fitting large...full-expression cassette. AAV’s natural ability to reassemble fragmented genomes is the basis of several split...with both part A and part B AAVs, the fragments reassemble and produce the full-length gene. Below are overviews...Vector, Big Gene Transduction: Fragmented Genome Reassembly of Adeno-associated Virus. Molecular Therapy ...of large genes to the retina by dual AAV vectors. EMBO Mol Med 6:194–211 . https://doi.org/10.1002/emmm...
  27. Tips for Getting a Faculty Position

    Type
    Blog Post
    ... common misconception is that search committee members are experts in your field. Not true. Even if you..., it's a safe bet that at least some committee members will NOT be in your area. Therefore, documents ...Talk? It is a 60-90 min session with department members to discuss your research plans for the next 5-10...," – you should show interest in other faculty members’ research. Still a Grad Student? Get Tips on Getting... running shoes and single malt whiskies, but I remember the days of modest postdoc salaries all too well...
  28. Congrats to the 2019 Deck The Lab Winners

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    Blog Post
    ...pYBL3aLK4f — Tanne van der Wal (@TannevanderWal) December 18, 2019   Holiday door The Kravitz Lab went ....com/J5bjHQo565 — Jess Tooley 🧠 (@toodlejess) December 17, 2019   Lab material tree We often get submissions..._MCDB #christmastaco #frogsnowflake #xenopus #ASCBEMBO19 #MCDB 🎄🎅🎁🐸🐸🐸🐸 pic.twitter.com/2MPLawgNQl...2MPLawgNQl — Jennifer Landino (@jenelandino) December 3, 2019 Hope you’ve enjoyed the festivities in the ...
  29. Microbiology Resources

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    Collection
    ...deposited tools and resources, or read our guide on assembly standards. Browse Plasmids by Microbe System Plasmids...chromosomes - Endy and Shearwin Labs Ralstonia-GG-Kit : Assembly of Ralstonia solanacearum species complex (Rssc...lipolytica Golden Gate tool kit : Integrative vector assembly of up to three transcription units in the oleaginous...circuit design in E. coli - Freemont Lab MoClo-YTK : Assembly of single and multi-gene constructs for S. cerevisiae...perform your synbio experiment. Synthetic Biology Assembly Standards Guide Bacterial Expression Systems :...
  30. Science Communication Snapshot: DayCon 2015

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    Blog Post
    ...success, a true testament to the commitment of SITN members. SITN and DayCon Currently in its 16th year, Science...one organize a public scientific conference? As a member of the DayCon Executive Board, I was fortunate ...interactive lunch with student presenters and board members enabled attendees to engage in small group discussions...source and available on SITN’s website. 65 audience members gave up a beautiful summer Saturday to learn about...
  31. Quick, Versatile Plant Transgenesis with GreenGate Plasmids

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    Blog Post
    ...time, it was possible to quickly and efficiently assemble a large number of building blocks with just two... the PLoS ONE paper that introduced the kit in December, GreenGate includes the six most frequently used...Plant Transgenesis." PLoS ONE. 8(12): e83043 (20 December 2013). 2. Carola Engler et al. "A One Pot, One...Throughput Capability." PLoS ONE. 3(11): e3647 (5 November 2008).  ...
  32. Easing the Protein Purification Process with pCri

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    Blog Post
    ...contains the MISTIC (membrane-integrating sequence for translation of integral-membrane protein constructs...includes a special feature for difficult-to-purify membrane proteins. pCri vector pCri-13a, designed for use...protein tag. MISTIC drags tagged proteins into the membrane and may improve expression of proteins that natively...
  33. SpyLigase Irreversibly Locks Peptides Together for Efficient Cell Capture

    Type
    Blog Post
    ...wanted to be able to build assemblies through covalent bonds so that the assemblies wouldn’t fall apart, even...advantage of peptide tags for building larger protein assemblies? Howarth: Peptide tags can be very generic; you...wanted to be able to build a highly multivalent assembly connected by covalent bonds, so there were no ...
  34. Choosing a Good Mentor for Scientists

    Type
    Blog Post
    ...about asking hard questions. Talk to as many lab members as possible. Try to get them in a setting out of...websites, ResearchGate and LinkedIn to find past lab members. Most scientists love to talk about their past ... lab meeting. Spend some time hanging out with members of the lab. It is a warning sign if the PI does...in Mentoring" Don’t ignore warning signs If lab members, neighbors or alumni give you information about...
  35. Pouring LB Agar Plates

    Type
    Protocol
    ...with your antibiotic of interest. Last Upload: September 14, 2016 Protocol Video Before you begin this ...
  36. COVID-19 Resources

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    Collection
    ...envelope protein, E; nucleocapsid protein, N; and membrane protein, M), including plasmids for protein production...Anderson et al., 2020). BSG plasmids - (CD147), transmembrane glycoprotein of the immunoglobulin superfamily...proteolysis of SARS-CoV Spike protein, activating its membrane fusion function (Bosch et al., 2008). TACE plasmids...Llamas Required - Synthetic Nanobodies Against Membrane Proteins Return to top Pooled Libraries Pooled... in a new window) Content last reviewed on 26 September 2025. Do you have suggestions for other plasmids...
  37. Antibodies 101: Epitope Availability

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    Blog Post
    ...as part of performing a specific function. A transmembrane protein that is being used as a marker for flow...cell, instead of when it is attached to a cell membrane.  Picking the Right Antibody  It can get even ...capture the protein bound to anything? Is it a transmembrane protein, or is it know to translocate or fold...doing or changing in different conditions. Just remember to keep good records on which antibodies are suitable...
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