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Mechanisms of quality control that act to maximize tissue health, or “fitness,” on the cellular and tissue level have not been well defined. Our research group studies quality control during tissue morphogenesis and maintenance through the lens of cell competition. Cell competition is a conserved, yet poorly understood, phenomenon of growth control that is likely to have serious implications for heterogeneous cell-cell interactions within tissues and in stem cells during development, homeostasis, and in disease. Research in our group explores the molecular and cellular mechanisms that underlie competitive behaviours. Our studies test the hypothesis that cell competition plays a central, protective role in shaping the tissue-level response to stresses.
Our group employs a multidisciplinary tool-kit – drawing from genetics, cell biology and quantitative biology - to ask mechanistic questions about epithelial tissue organisation and growth control across scales. We use the mouse skin as a model system because it has a well-defined developmental program, is genetically tractable, and is compatible with our favourite approaches to study cell behaviour and cell-cell interactions – immunofluorescence and live imaging! We previously established the skin as a physiologically relevant system in which to study mammalian cell competition. Our ultimate goal is to use our tools to uncover basic principles of growth control in complex epithelial tissues as they grow, differentiate, reach their final size, and contend with threats to their homeostasis.
Stephanie obtained her PhD from the University of British Columbia where she studied cell adhesion in the fly embryo with Guy Tanentzapf. She then completed her post-doctoral training with Elaine Fuchs at Rockefeller University supported by HFSP, NYSCF and NIH-K99 fellowships. Stephanie will open her research group at the Max Perutz Labs as an Assistant Professor at the University of Vienna in February 2022.
We previously found that cell competition is essential for barrier formation in skin. However, what determines fitness on a molecular level, and indeed, whether fitness is a heritable trait, remains unexplored. We use transcriptomics, functional genetics, lineage tracing and live imaging to uncover novel genes and cell behaviours that confer fitness in skin progenitors during growth/regeneration.
We previously identified a developmentally-regulated switch in the mode by which less fit cells are eliminated from the epidermis. The signals that mediate this transition and ensure maintenance of epithelial integrity during elimination events are unknown. We have identified candidate regulators of this process that we will interrogate via functional genetics and quantitative imaging approaches.
Cell competition is proposed to impinge on tumour initiation/progression as a tumour suppressor in some contexts and as a malignant driver in others. Our group will use models of squamous cell carcinoma to clarify the role of cell competition in tumorigenesis, and moreover, to understand the perceived threshold that determines whether cell competition will restrain or promote oncogenic growth.
Many inflammatory genetic diseases manifest mosaically in patients. We hypothesize that cell competition underlies the etiology of these diseases and will use mouse and organoid models to interrogate this possibility. In the long term, our strategy may inform new therapeutic avenues.
Stem cell progeny liaisons in regeneration.
Ellis, Stephanie J; Fuchs, Elaine
Distinct modes of cell competition shape mammalian tissue morphogenesis.
Ellis, Stephanie J; Gomez, Nicholas C; Levorse, John; Mertz, Aaron F; Ge, Yejing; Fuchs, Elaine
Basal Cell-Extracellular Matrix Adhesion Regulates Force Transmission during Tissue Morphogenesis.
Goodwin, Katharine; Ellis, Stephanie J; Lostchuck, Emily; Zulueta-Coarasa, Teresa; Fernandez-Gonzalez, Rodrigo; Tanentzapf, Guy
Genomic adaptation in red algae
Speaker: Hwan Su YoonInstitute: Sungkyunkwan University, KoreaHost: Fred Berger
Monday Seminar (Internal)
Speaker: TERIYAPIROM Isaree (Koo), NAVA GARCIA Marintia Mayola (Dagdas), AYALA MUNOZ Farja (Plaschka)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Protein synthesis programs the development and evolution of neuronal diversity
Speaker: Matthew KrausharInstitute: MPI for Molecular Genetics, BerlinHost: Andrea Pauli
Monday Seminar (Internal)
Speaker: OTSUKI Leo (Tanaka), LEITNER Marie-Christin (Mendjan), SEONG Jinwoo (Rivron)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Mark DawsonInstitute: Peter MacCallum Cancer CentreHost: Johannes Zuber
Monday Seminar (Internal)
Speaker: HOLZMANN Viktoria (Rivron), LEV Itamar (Zimmer), HODAKOVA Zuzana (Haselbach)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Developmental flexibility to keep pace with a changing world
Speaker: Dominique BergmannInstitute: Stanford UniversityHost: Liam Dolan
Monday Seminar (Internal)
Speaker: BABADEI Olga (Decker), KELLNER Max Josef (Penninger), DENEKE Victoria (Pauli)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Role of the centromere in genetic self/non-self discrimination in yeasts
Speaker: Yves BarralInstitute: ETH ZurichHost: Shotaro Otsuka
Monday Seminar (Internal)
Speaker: TAKACS Zsuzsanna (Gerlich), DE LA CONCEPCION Juan Carlos (Dagdas), FEDL Anna (Busslinger)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Developmental Origins of Health and Disease and the Preimplantation Window
Speaker: Sophie PetropoulosInstitute: Karolinska InstitutetHost: Nicolas Rivron
Monday Seminar (Internal)
Speaker: GALLI Lucrezia (Tanaka), HORN Sabrina (Peters), JACOBS Jelle (Stark)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Richard FlavellInstitute: Yale University School of MedicineHost: Meinrad Busslinger
Next Generation of 3D Cell Culture, Magnetic 3D Cell Culture and Bioprinting
Speaker: Glauco SouzaInstitute: Greiner Bio-One North AmericaHost: Greiner Bio-One
Mechanisms of folding and assembly of newly synthesized proteins
Speaker: Bernd BukauInstitute: ZMBHHost: Elif Karagäz
Monday Seminar (Internal)
Speaker: POPOVA Mariia (Peters), RITSCHKA Birgit (Tanaka), DOMBEY Rodolphe (Mari-Ordonez)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: INCARBONE Marco (Mittelsten Scheid), GRUNDMANN Lorenz (Haselbach), NEMCKO Filip (Stark)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: TELONI Federico (Gerlich), WALLNER Eva-Sophie (Dolan), PUSHPA BOSE Greeshma (Urban)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: LIU Haijun (Nordborg), NAVALAYE Tsimafei (Ameres), NAAS Julia (Von Haeseler)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Regulation of protein biogenesis in health and disease
Speaker: Danny NedialkovaInstitute: MPI of BiochemistryHost: Clemens Plaschka
Monday Seminar (Internal)
Speaker: CHUGUNOVA Anastasia (Pauli), RÖTZER Johannes (Dolan), JONSSON Gustav (Penninger)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: KLAUS Loni (Stark), BENEDUM Johannes (Slade), LITTLEBOY Jamie (Knoblich)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Daniel MucidaInstitute: Rockefeller UniversityHost: Meinrad Busslinger
Monday Seminar (Internal)
Speaker: ANTONIOLI Sumire (Leonard), LI Chong (Knoblich), PABST Gabriel (Zuber)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Lacra BintuInstitute: Stanford UniversityHost: Alex Stark
Monday Seminar (Internal)
Speaker: DIEZMA Laura (Nordborg/Mari-Ordonez), GHOSH Dipannita (Grade), PATEL Rajvi (Matos)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be annouced
Speaker: Adele MarstonInstitute: Wellcome Centre Cell Biology, University of EdinburghHost: Daniel Gerlich, Joao Matos
Monday Seminar (Internal)
Speaker: KORDIC Darja (Clausen), DEIBER Sebastian (Dolan), GEHRE Maja (Brennecke)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: ZMAJKOVIC Jakub (Zuber), MAURER Eric (Peters), NOGALES MORAL Adrian (Köhler)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: HUETTER Christiane (Menche), BASSAT Elad (Tanaka), PETRZILEK Jan (Ameres)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: KALIS Robert (Zuber), NAJM Ramsey (Knoblich), GEROCZ Emoke (Gerlich)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: AUGUSTO Pedro (Zimmer), POLISSENI Claudio (Tanaka), ELEWAUT Anais (Obenauf)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: GUO Pin (Dolan), DAO Pauline (Tessmar), JAVALI Alok(Rivron)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: STUART Hannah (Tanaka), KORESHOVA Alevtina (Burga), ZHAN Ni (Dagdas)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: CRONIN Shona (Obenauf), KANNO Tatsuo (Berger), PACHINGER Claudia (Dammermann)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Laurent NguyenInstitute: University of LiegeHost: Noelia Urban
Monday Seminar (Internal)
Speaker: SHUKLA Vikas (Berger), RODRIGUEZ TERRONES Diego (Tanaka), WIDEN Sonya (Burga)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: VOICHEK Yoav (Norborg), SESTINI Giovanni (Rivron), PETROULAKI Vasiliki (Matos)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: BRUNNER Hanna (Haselbach), FRIDRICH Arie (Berger), AKULOVA Vasilina (Swarts)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: DE SANTIS Martina (Rivron), BUENDIA Daniel (Mari-Ordonez), VISANPATTANASIN Supapat (Plaschka)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Ron DrorInstitute: Stanford UniversityHost: David Haselbach
Monday Seminar (Internal)
Speaker: VOJTEK Matus (Stark), LEHMANN Christian (Knoblich), LEE Du-Hwa (Belkhadir)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Petra SchwilleInstitute: MPI of BiochemistryHost: Alwin Köhler
Monday Seminar (Internal)
Speaker: SPICER Maximilian (Gerlich), ESTIVILL I CAPAAROS Guillem (Obenauf), MURPHY Paul (Clausen)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Imaging processes of cell division across scales
Speaker: Jan EllenbergInstitute: EMBL HeidelbergHost: Shotaro Otsuka
Monday Seminar (Internal)
Speaker: JÄGER Christina (Van der Veeken), PRADHAN Saurabh (Rivron), RAFANEL Baptiste (Brennecke)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: BELACIC Katarina (Haselbach), HARVEY Zachary (Berger), MILOJKOVIC Lidija (Urban)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: GOMEZ SEGALAS Alba (Balzarotti), KOLESNIKOVA Sofia (Gerlich), HANDLER Dominik (Brennecke)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Dirk InzeInstitute: VIBHost: Andreas Bachmair
Title to be announced
Speaker: Ian HicksonInstitute: University of CopenhagenHost: Joao Matos
Monday Seminar (Internal)
Speaker: BAUCELLS Julia (Dammermann), PANAROTTO-PERICLES Melanie (Peters), VOICHEK Maya Shinan (Brennecke)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Maria LlorensInstitute: CBMHost: Noelia Urban
Monday Seminar (Internal)
Speaker: DMITRIEV Vladimir (Goloborodko), HISANAGA Tetsuya (Berger), KHALDIEH Nina (Ameres)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: SOMMER Theresa (Rivron), SHIRZADIAN YAZD Mehrta (Balzarotti), VERTESY Abel (Knoblich)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: POLIKARPOVA Anastasia (Tanaka), CHAKRABORTY Oisorjo (Grade), CORSI Flavia (Goloborodko)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: FESSELET Jeanne (Kovarik), KHAURATOVIC Uladzislava (Matos/Golobordko), SHEN Jingyi (Obenauf)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Roger GeigerInstitute: Institute for Research in Biomedicine, BellinzonaHost: Joris Van der Veeken
Monday Seminar (Internal)
Speaker: PERNEBRINK Mattias (Tanaka), HOHMANN Ulrich (Brennecke/Plaschka), MANOLOVA Toni (Falk)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: WU Shuangyang (Dolan), SCARAMUZZA Federico (Tessmar), KROGULL Daniel (Burga)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Joanna WysockaInstitute: Stanford School of MedicineHost: Christa Bücker
Monday Seminar (Internal)
Speaker: HEIDARI KHOEI Heidar (Rivron), BELL Caelan (Gerlich), GALUSKA Philipp (Djinovic)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Daniele CanzioInstitute: UCSFHost: Anton Goloborodko
Monday Seminar (Internal)
Speaker: ABDRAKHMANOV Alibek (Dagdas), WILLIAMS Thomas (Clausen), GEISMANN Maximilian (Balzarotti)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: JELENIC Stela (Saha), PACHECO FIALLOS Franics Belen (Plaschka), FONTES OLIVEIRA Tiago Manuel (Penninger)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: NAGUMO WONG Sakurako (Knoblich), LORENZO ORTS Laura (Pauli), ROSS James (Burga)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: RAFFL Gerald (Ameres), SAJTOS Bettina (Zuber), ISHIHARA Keisuke (Tanaka)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: STEINACKER Thomas (Gerlich), EDER Stephanie (Zimmer), TIKANOVA Polina (Burga)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: SCHELLHAAS Ulla (Plaschka/Ameres), RUSCH Emma (Goloborodko), CLAVEL Marion (Dagdas)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: RADHAKRISHNA PILLAI Balashankar (Saha), ADELMANN Leonie (Raible), BLAHA Andreas (Pauli)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: VULIN Milica (Obenauf), MEREITER Stefan (Penninger), BINDL Michael (Leeb)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: LORBEER Franziska (Stark), MULVEY Hugh (Dolan), PÜHRINGER Florian (Burga)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: HOLZER Elisabeth (Martens), COLOZZA Gabriele (Koo), FALCON CHAVEZ Francisco (Tanaka)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: RÖHSNER Josef (Pauli), OKUN Anastasia (Karagöz), JUNG Pauline (Obenauf)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: LICHT-MAYER Simon (Penninger), CAYGILL Samuel (Dolan), MIGOTTI Mario (Konrat)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Feng ShaoInstitute: National Institute of Biological Sciences, BeijingHost: Pavel Kovarik
Monday Seminar (Internal)
Speaker: SHUNMUGAM Dhanlakshmi (Baccarini), CECI GINISTRELLI Lavinia (Mendjan), VORLÄNDER Matthias (Plaschka)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Lydia FinleyInstitute: Memorial Sloan Kettering Cancer CenterHost: Johannes Zuber
Monday Seminar (Internal)
Speaker: KOK Jian Yi (Berger), HUMER Theresa (Pauli), SODERHOLM Adrian (Versteeg)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: STRAVS Ana (Knoblich), SANCHEZ DE MEDINA HERNANDEZ Victor (Dagdas), KRUMWIEDE Luisa (Gaidt)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: TAVERINI Katherina (Urban), SHETTY Kavya Krishna (Stark), CORIC Aida (Tessmar)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Nancy KlecknerInstitute: Harvard UniversityHost: Franz Klein
Monday Seminar (Internal)
Speaker: GRABARCZYK Daniel (Clausen), PROTELL I DE MONTSERRAT Julia (Brennecke/Plaschka), MANCHENO JUNCOSA Estela (Mendjan)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Edward LemkeInstitute: IMB MainzHost: David Haselbach
Monday Seminar (Internal)
Speaker: ATTRILL Sarah (Dolan), UIJTTEWAAL Esther (Elling), SCIBISZ Grzegorz (Karagöz)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: DOLESCHALL Balint (Knoblich), FENG Sonjie (Bücker), BOURGUET Pierre (Berger)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: HORENKAMP Simone (Tanaka), CASEY Chloe (Dolan), KAPRAL Thomas (Zagrovic)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: KOBAKHIDZE George (Dong), ANGELOPOULOU Eleni (Ellis), PACHANO Tomas (Stark)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: RAMIREZ America (Köhler), VÖLKL Isabella (Bücker), HOANG Oi Pui (Technau)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Title to be announced
Speaker: Mounia LaghaInstitute: Institut de Genetique Moleculaire de MontpellierHost: Andrea Pauli
Monday Seminar (Internal)
Speaker: LEITNER Moritz (Martinez), VOGEL Alexander (Yudushkin), KETTEL Paulina (Karagöz)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: TSAREV Aleksandr (Ameres), FIESELER Charlie (Zimmer), ABESAMIS Kim Ivan (Dong)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: STREUBEL Susanna (Dolan), KLEIFELD Justus (Urban), ORLIC Lucija (Matos)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: SHULKINA Alexandra (Versteeg), GEETHA Sowmya (Jantsch), MADHUSUDHANAN Jalaja (Zimmer)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: KOLLER Manuela (Campbell), GUPTA Ankit (Goloborodko), SCHMÖLLERL Johannes (Zuber)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: MARCHIORI Elisa (Van der Veeken), ACHLEITNER Anja (Martens), FAAS Victoria (Clausen)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: SALEWSKIJ Kirill (Penninger), KIRCHGATTERER Paul (Gaidt), REN Kaike (Otsuka)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
Monday Seminar (Internal)
Speaker: MIHAILOVIC Milica (Karagöz), BELL Lillie (Clausen)Institute: Open only to IMP/IMBA/GMI/Max Perutz Labs
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