@piatkevich.bsky.social
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Wow! This is so cool and way more fun than boring BioRender! Plus, developing fine motor skills through hand drawing and creativity without limitations in shapes or form! Try it out yourself here
chat.figurelabs.ai/invitation/i...
28 days ago
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It was great pleasure hosting you at Westlake University! And you research is just mindblowing! I am looking forward to all cool technologies from your lab!
add a skeleton here at some point
28 days ago
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Excited to share insights on iPEX, a new technology co-developed with Yilong Zou for micrometre-resolution spatial proteomics, published in @Nature. Check out this interview to discover how tissue expansion is revolutionizing protein analysis in intact tissue!
www.youtube.com/watch?v=6hKn...
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Westlake’s iPEX: When Proteins Can’t Hide Anymore
YouTube video by Westlake University
https://www.youtube.com/watch?v=6hKnTBHtvSc
about 1 month ago
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Gearing up for next year’s teaching at Westlake University. Here’s my intro slide for Super-Resolution Imaging Techniques
about 2 months ago
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Next-generation orange-to-far-red photoconvertible fluorescent protein for single-molecule microscopy and protein dynamic tracking
www.nature.com/articles/s41...
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2 months ago
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In situ imaging proteomics via expansion (iPEX) integrates isotropic tissue magnification with MALDI mass spectrometry imaging to enable unprecedented spatial resolution and depth of protein identification for untargeted spatial proteomics
www.nature.com/articles/s41...
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iPEX enables micrometre-resolution deep spatial proteomics via tissue expansion - Nature
Isotropic tissue magnification is integrated with matrix-assisted laser desorption/ionization mass spectrometry imaging to enable untargeted spatial proteomics at micrometre resolution and with high p...
https://www.nature.com/articles/s41586-025-09734-0
2 months ago
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Our red calcium indicator, FRCaMPi, and its soma-localized version, SomaFRCaMPi, are now available from
@addgene.bsky.social
in various vectors, along with all the sensors used for benchmarking.
www.addgene.org/browse/artic...
2 months ago
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ProteomEx is perhaps the most straightforward and simple approach for spatially resolved targeted proteomics, which requires only off-the-shelf reagents. Now with this step-by-step protocol published in Nature Protocols, anyone can do it
www.nature.com/articles/s41...
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Filter-aided expansion proteomics for the spatial analysis of single cells and organelles in FFPE tissue samples - Nature Protocols
Filter-aided expansion proteomics facilitates spatial proteomics at subcellular resolution by integrating tissue expansion, imaging-guided microdissection and filter-aided in-gel digestion. This combi...
https://www.nature.com/articles/s41596-025-01256-3
2 months ago
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AAVs are crucial vectors for delivering biosensors into neurons! Using AAV delivery, we perform two-color imaging of calcium and potassium transients in neurons. These AAVs are now available from
@braincase.bsky.social
www.ebraincase.com/news/new-pro...
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3 months ago
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🔬 FULL WEBINAR NOW AVAILABLE! Spatial Biology: Innovations & Applications Featuring experts: → Xiao Wang → Kiryl D. Piatkevich → Jeffrey Spraggins → Fei Chen Watch the complete session to discover cutting-edge tech 👇
live.vhall.com/v3/lives/wat...
3 months ago
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What an incredible experience hosting a webinar on Spatial Biology: Innovations & Applications with @Science/AAAS! Missed it? Don't worry—we're dropping the full recording soon! Here's a sneak peek 👇
3 months ago
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Great commentary by @yulonglilab on our two recent papers introducing red genetically encoded biosensors for calcium and potassium imaging! 🔴 FRCaMPi - Enhanced red calcium sensor 🔴 RGEPOs - First-ever red potassium sensors 📖
doi.org/10.1371/jour...
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Illuminating calcium and potassium dynamics with red fluorescent sensors
Despite recent advances in green genetically encoded ion indicators, developments in red-shifted indicators have been slower. This Primer explores two recent studies in PLOS Biology that engineer red ...
https://doi.org/10.1371/journal.pbio.3003460
3 months ago
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Spatial biology technologies are rapidly advancing, delivering unprecedented insights into cellular organization and disease pathology. Join our October 29th webinar on "Spatial Biology: Innovations & Applications" with great speakers. Register here for free
en.westlake.edu.cn/academics/Sc...
3 months ago
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High-quality AAVs for red genetically encoded calcium indicator FRCaMPi are now available from BrainCase anywhere in the world
www.ebraincase.com/products-ser...
3 months ago
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#OpenCloning
opencloning.org
now features WeKwikGene integration—streamlining downloading plasmid sequences from
wekwikgene.wllsb.edu.cn
and downstream cloning and collaborations!
4 months ago
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Fluorescent protein-based ticker tapes (FPTT) record transcriptional histories of multiple promoters on single cellular fibers. Quantitative readout is available at any time point. Cells become biological archives of their own gene expression
biorxiv.org/content/10.1...
4 months ago
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Major milestone for WeKwikGene!
wekwikgene.wllsb.edu.cn
now features 1,000+ ready-to-ship plasmids with 800+ more plasmids under QC. We've processed 1,000+ requests & distributed 3,000+ plasmids worldwide.
4 months ago
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Our blue FP Electra2 shows excellent brightness & localization in soil-dwelling amoeba D. discoideum as fusion marker, with performance comparable to the golden standard mTagBFP2, all plasmids for Electra2 are available from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
4 months ago
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The hCRAFi-CCR2 sensor reports chemokine release in the mouse visual cortex after LPS challenge using two-photon microscopy
www.nature.com/articles/s41...
. Plasmids and corresponding test AAVs can be requested from WeKwikGene for free
wekwikgene.wllsb.edu.cn/publications...
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4 months ago
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hCRAFi-CCR2 is a new chemokine receptor activation-based fluorescent indicator for monitoring spatiotemporal dynamics of CCR2 ligands, including human/mouse CCL2, and CCL7, as well as mouse CXCL1, in culture and in vivo
www.nature.com/articles/s41...
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6 months ago
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PSmOrange3 works well for long-term mitochondria tracking in cultured mammalian cells. Plasmids for PSmOrange3 can be requested for free from @WeKwikGene here
wekwikgene.wllsb.edu.cn/publications...
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7 months ago
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Temporal domain multiplexing enables multiplexed imaging in a single channel with spectrally similar FPs using per-pixel unmixing based on differences in photobleaching rates. To facilitate this approach, we developed new far-red FPs
www.biorxiv.org/content/10.1...
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7 months ago
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mScarlet3-H (aka mYongHong) is on the cover of Nature Methods! All plasmids are available for free from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
7 months ago
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Using mBaoJin derivative, Peng Zou lab engineered highly photostable green eFRET GEVI, named Vega, which exhibits more than 20-fold slower photobleaching than Ace-mNeon2, and allows for long-term voltage imaging in brain slice and in vivo in mice
biorxiv.org/content/10.1...
7 months ago
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Xue Han lab from BU used ElectraOFF to achieve routine cellular-resolution imaging over tens of minutes, occasionally up to eighty minutes, in behaving mice with minimal signal loss across neuron types and brain regions
www.biorxiv.org/content/10.1...
8 months ago
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Hour-long voltage imaging in behaving mice! Capitalizing on the high photostability and brightness of mBaoJin, we developed eFRET GEVIs, named ElectraOFF, which extends reliable single spike detection at cellular resolution beyond one hour
biorxiv.org/content/10.1...
8 months ago
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Due to its high chemical stability and brightness, mBaoJin is a perfect FP for Expansion Microscopy. Three-dimensional view of expanded HeLa cell coexpressing H2B-mTurquoise2 and Mito (COX8Ax2)-mBaoJin (
www.nature.com/articles/s41...
)
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8 months ago
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Soma-targeting of GECIs significantly improves image segmentation, as can be seen from these examples of single-plane 2-photon imaging for FRCaMPi, jRGECO1a, and their soma-localized variant from L2/3 neurons of primary visual cortex in awake mouse
journals.plos.org/plosbiology/...
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8 months ago
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mScarlet3-H (aka mYongHong) makes a great pair with mBaoJin (
nature.com/articles/s41...
) for long-term live cell imaging. All plasmids can be requested for free from WeKwikGene
wekwikgene.wllsb.edu.cn
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9 months ago
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A sensitive soma-localized red fluorescent calcium indicator for in vivo imaging of neuronal populations at single-cell resolution in mice and zebrafish
journals.plos.org/plosbiology/...
9 months ago
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All plasmids for FRCaMPis and SomaFRCaMPi are avalible from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
add a skeleton here at some point
9 months ago
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Great News & Views article by Ben Campbell covering recent development in FP field with focus on mScralet3-H (aka mYongHong)
www.nature.com/articles/s41...
9 months ago
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mScarlet3-H (aka mYongHong), a highly stable monomeric red fluorescent protein, works well for long-term super-resolution imaging, rapid tissue clearing, and CLEM
www.nature.com/articles/s41...
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A highly stable monomeric red fluorescent protein for advanced microscopy - Nature Methods
The red fluorescent protein mScarlet3-H is bright, photostable and very robust to high temperature, chaotropic conditions and oxidative environments. mScarlet3-H works well in correlative light and el...
https://www.nature.com/articles/s41592-025-02676-5
9 months ago
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We are very happy to see another orange flame lit up for our Electra2 plasmids on Addgene! Btw these plasmids can be also requested for free from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
10 months ago
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New applications of Electra2! Patel et al. used Electra2 to screen for genetically modified nematodes to study dopamine signaling driving skin invasion (
www.biorxiv.org/content/10.1...
). All plasmids for Elctras can be requested from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
11 months ago
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Whole-ExM for super-resolution imaging of entire embryonic and neonatal mouse bodies under conventional confocal microscopes
pubs.acs.org/doi/full/10....
11 months ago
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We are very excited to see the first orange flame lit up for our plasmid pHybrid-Electra2 on Addgene, which is designed for gene expression in E. coli and mammalian cells
www.nature.com/articles/s41...
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Dual-expression system for blue fluorescent protein optimization - Scientific Reports
Scientific Reports - Dual-expression system for blue fluorescent protein optimization
https://www.nature.com/articles/s41598-022-13214-0
11 months ago
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monArch, a near-infrared fluorescent voltage indicator, is developed via directed molecular evolution in HEK cells and characterized by several-fold higher baseline fluorescence compared to other Arch-based GEVIs. Plasmids are available from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
11 months ago
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A Sensitive Soma-localized Red Fluorescent Calcium Indicator for Multi-Modality Imaging of Neuronal Populations In Vivo. It works well with wide-field imaging, two-photon microscopy, and fiber photometry
biorxiv.org/content/10.1...
12 months ago
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Year in review 2024 from @naturemethods ! I am very excited about the advancement in ultrastable monomeric GFPs we saw in 2024 and even more excited about what is coming next.
nature.com/articles/s41...
about 1 year ago
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Orthogonal RNA replication enables directed evolution and Darwinian adaptation in mammalian cells. Relevant plasmids are available from WeKwikGene
wekwikgene.wllsb.edu.cn/publications...
about 1 year ago
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Novel genetically encoded red potassium indicators (RGEPOs) enable real-time visualization of both intracellular and extracellular potassium ion (K⁺) fluctuations in live tissues, allowing potassium dynamics to be imaged during seizures in mice for the first time
www.biorxiv.org/content/10.1...
about 1 year ago
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WeKwikGene is constantly improving to enhance the user experience. We’ve released a set of updates to improve navigation and allow users to view plasmids based on Lab and Publication, making material searches easier.
wekwikgene.wllsb.edu.cn/plasmids/000...
about 1 year ago
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