Aino-Maija Leppä
@amleppa
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Current | Postdoc at Francis Crick Institute at @SwantonLab ••• Previous | PhD at DKFZ with Andreas Trumpp @hi_stem_lab
Joined April 2022
🚨Thrilled to share our latest work: “Tumor-Infiltrating Clonal Hematopoiesis” @NEJM - we investigated how age-related blood mutations impact cancer when they infiltrate tumors, with @Elsa2Bernard Maria Zagorulya, @PapaemmanuilLab @CharlesSwanton + more https://t.co/PYUKWzSxV2
nejm.org
Clonal hematopoiesis of indeterminate potential (CHIP) is an age-related condition associated with increased mortality among patients with cancer. CHIP mutations with high variant-allele frequencie...
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🚨 Paper out in Nature 🚨 Amazing news from the Trumpp Lab @HI_STEM_lab performed by Vera Thiel @VT199104, Simon Renders @SimonRenders and Jasper Panten! Discover how tumors interact with nerve cells! 👇👇👇 https://t.co/jnk57hMjkL
#CancerResearch #Neuroscience
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After 4y in the making, I am super excited that my main PhD project is published 🎉🥳🎉🎉🥳 https://t.co/LCL2Dj1SOK LEMUR is a tool to analyze multi-condition single-cell data and model differential expression as a continuous function of the cell-state space. Some highlights⬇️
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I'm very thankful to everyone involved in the study! The project would not have been possible without my co-firsts @KfdG_1236 and @hyobin_jeong and co-lasts Andreas Trumpp, @JanKorbel5 and @ash_d_sanders 🍾🎉🥳 5/5
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In another patient with paired pre- and post-treatment samples, two distinct subclones persisted post venetoclax-based treatment. Both had subclone-specific mechanisms to further resistance: a shift toward MEP-like cells and NF1 loss. Go and read more about the other cases! 📜4/5
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For example, in one patient the sublclone driving relapse had a seismic amplification, upregulated DNA damage response and it also engrafted in mice. We could even see cell-to-cell differences in the copy-number states of the seismic amplification! 🌋3/5
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We integrated single-cell resolution structural variants, nucleosome occupancy, gene expression and surface proteins to study subclonal growth patterns in complex karyotype AML patient samples 🧬 2/5
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Extremely proud to see my PhD project exploring intra-tumor heterogeneity in complex karyotype AML finally out in @NatureGenet ! 🎉👩🏻🔬 They say that 10,000 hours make you an expert, so I guess after more than five years of work I’m half-way there 😅 ⬇️1/5 https://t.co/xe0WrtSRse
nature.com
Nature Genetics - An integrated single-cell multiomic analysis of complex karyotype acute myeloid leukemia characterizes intratumoral heterogeneity and highlights links to therapeutic sensitivities.
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There's a lot of excitement about foundation models and their ability to learn biology 🧬💻 But current tools for perturbation prediction perform worse than simple linear models! We need more careful benchmarking to make progress. https://t.co/lTJM7ghk2r
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Interested in the "Arms-Race" against therapy resistance in Acute Myeloid Leukemia? Read our perspective just published in molecular oncology. https://t.co/hQDHit9Xgl
@hi_stem_lab @amleppa @SimonRenders
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Just uploaded a new version of the LEMUR manuscript https://t.co/6cFvXqQfZ6 🎉🥳 LEMUR disentangles observed and latent factors of multi-condition single-cell data and finds groups of cells with consistent differential expression for each gene. Details on the changes ⬇️
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Excited to announce: International Heidelberg Symposium on Stem Cells and Cancer on Sep 10-12, 2023 @DKFZ. Worldwide opinion leaders present latest data on cancer stem cells, tumor heterogeneity, therapy resistance & more! Registration for FREE @ https://t.co/JXqNxHtVsr.
#SCC2023
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Incredibly proud to see our benchmark of single-cell preprocessing methods finally published 🥳🥳🎉 We show that despite its theoretical limitations, no other transformation consistently outperforms log(y/s+1). All details at https://t.co/0caikoVmBa and https://t.co/X61ICd6sao
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Thrilled to share some of the exciting results from my PhD from an amazing collaboration with @AlexWaclawiczek @SimonRenders at Trumpp Lab @hi_stem_lab 🎉🎉
Trumpp lab @DKFZ is thrilled to announce our latest story in @CD_AACR Amazing collab between @AlexWaclawiczek, @amleppa + @SimonRenders combining basic + clinical research with Tim Sauer and @LabTidow. #AML #Venetoclax #PrecisionMedicine #LeukemiaStemCell (1/12)
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