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Risk of depression and heart disease linked in women

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  • Lagendijk team

    Group leader

    Associate Professor Anne Lagendijk

    Senior Principal Research Fellow - GL
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 
    Body: 

    Highlights

    Dr Anne Lagendijk's research focusses on the development and maintenance of a functional blood vessel network. These cells that make up the vessels continuously adapt their size, adhesiveness and compliance order to ensure the right balance between vessel integrity and permeability in a context dependent manner. Mechanical cues play a major role in the functional adaptation of blood vessels. Despite ongoing research unraveling the structural components of mechanical hubs in the cells, it is essential to assess the magnitude of forces that are transduced at these sites and the biological consequences for vessel function. She has previously developed a VE-cadherin tension biosensor line in zebrafish. This line provides the first vertebrate model that reports intra-molecular tension. Dr Lagendijk utilised this tool to identify changes in junctional organisation and VE-cadherin tension that occur as arteries mature and revealed molecular pathways that allow for this maturation to happen.

    In addition, she has developed new disease models that are allowing her to probe the initiating mechanisms of vascular malformations that lead to neurological deficits and stroke with unprecedented cellular and subcellular resolution. Dr Lagendijk is currently continuing on from her previous work by investigating how forces and mechanically induced pathways at distinct mechanically active sites in the cell contribute to building and maintaining a healthy vasculature.

    Researchers

    Dr Lilian Schimmel

    Research Fellow, ARC
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Mr Ryan Brown

    Research Officer
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Miss Taniya Dewathapedige

    Research Assistant
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Mr Alexander Yu

    Casual Senior Research Officer
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Students

    Miss Mikaela Keyser

    PhD student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Miss Kahli Jones

    PhD student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Ms Amber Driessen

    PhD Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Ms Patricia Essebier

    PhD Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Ms Hana Gomibuchi

    Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Ms Joey Tay

    Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 
  • Most of us know how to keep our hearts healthy, but there are other risk factors that are beyond our control, including our genetics
  • Name: Dr Robert McLeay
    IMB: PhD Student March 2008 – December 2011
    Now: MD student, UQ
  • Research Fellow
    Institute for Molecular Bioscience
  • Higher degree by research (PhD) student
    Institute for Molecular Bioscience
  • Research Officer
    Institute for Molecular Bioscience
  • Visiting Scholar
    Institute for Molecular Bioscience
  • Collins Group

    Group Leader

    Professor Brett Collins

    Director, Centre for Cell Biology of Chronic Disease
    NHMRC Leadership Fellow - GL & Centre Director of Institute for Molecular Bioscience
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 
    Researcher biography: 

    Brett Collins is an NHMRC Career Development Fellow and head of the Molecular Trafficking Lab at UQ's Institute for Molecular Bioscience. He was a lead investigator in the seminal structural studies of AP2, the protein adaptor molecule central to clathrin-mediated endocytosis, and has since defined the molecular basis for the function of critical proteins regulating membrane trafficking and signalling at the endosome organelle. His team is now focused on understanding how discrete molecular interactions between proteins and lipids control these processes in human cells.

    Associate Professor Collins was awarded his PhD in 2001 and has published over 75 papers including in Cell, Nature, Nature Structural and Molecular Biology, Developmental Cell, and The Proceedings of the National Academy of Sciences USA, altogether cited more than 3100 times. He is the recipient of 3 prestigious fellowships, including a previous Career Development Award from the National Health and Medical Research Council and a Future Fellowship from the Australian Research Council, and was awarded the University of Queensland Research Excellence Award in 2008. In 2015 he was awarded the Emerging Leader Award of the ANZSCDB and in 2016 the Merck Research Medal from the ASBMB. He is currently the President of the Queensland Protein Group.

    Body: 

    Highlights

    Seeing the structure of a protein at the atomic level as an undergrad set off a career in structural biology for Brett Collins. His interest in how cells work, and the techniques used to visualise the complex interaction mechanisms of the structures within, earned him his PhD in 2001. Postdoctorate work at Cambridge University steered him towards ‘membrane trafficking’, the term used to describe how proteins are moved from one part of a cell to another, or indeed between cells, via a complex system of membranes.

    Now, as head of IMB’s Membrane Trafficking Group, he’s using techniques such as X-ray crystallography and cryo-electron microscopy to visualise protein structure at the atomic level to investigate why things sometimes go wrong with our cells’ protein transport system. Faulty proteins are known to cause the development of neurodegenerative conditions such as Parkinson’s and Alzheimer’s disease, and muscular dystrophy.

    Connect

     

    Researchers

    Dr Saroja Weeratunga

    Research Officer
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Dr Michael Healy

    Research Fellow
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 
    Researcher biography: 

    Michael Healy is an NHMRC Emerging Leadership Fellow at the University of Queensland's Institute for Molecular Bioscience. He is a structural biologist with expertise in protein structure determination, membrane trafficking, and computational protein design.

    Michael's early research focused on the Commander complex, a key regulator of membrane trafficking in cells. He resolved the first structure of this complex using a combination of X-ray crystallography, cryo-electron microscopy, and machine learning approaches, including AlphaFold2. This work was publised in Cell (2023) and established him as a respected member of Australia's computational structural biology community. Where he is known for training researchers from diverse backgrounds in the application of AlphaFold2 and its derivatives.

    Currently, supported by NHMRC funding, Michael is developing novel biologics that target membrane trafficking complexes. His work ivestigates, Molecular tool development, Biosensor design and development of theraputic candidates. His research combines cutting-edge computational protein design with experimental validation to advance new strategies for probing and manipulating membrane trafficking pathways.

    Dr Benjamin Weger

    NHMRC Emerging Leadership Fellow
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Dr Meltem Weger

    Research Fellow
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 
    Researcher biography: 

    I am a basic science researcher trained in molecular and cell biology, with expertise in transdisciplinary research. My primary focus is investigating the circadian aspects of (patho-) physiology, specifically in relation to the liver. I am particularly interested in understanding how circadian, endocrine, and metabolic pathways work together to maintain homeostasis, as well as how disruptions in these pathways can contribute to pathological conditions.

    Following the completion of my PhD at Heidelberg University in Germany in 2013, I pursued post-doctoral studies as a Marie-Curie Fellow at Birmingham University (UK) and École Polytechnique Fédérale de Lausanne (Switzerland). During this time, I utilized omics-approaches to elucidate the metabolic changes caused by impaired mitochondrial glucocorticoid biosynthesis and adrenal insufficiency. Additionally, I investigated the relationship between mitochondrial function and stress-induced depression. In order to understand the molecular mechanisms underlying rhythmic expression of metabolic genes, I also developed tools that facilitate the study of how circadian clock components and glucocorticoids cooperatively drive these processes.

    In 2019, I have joined the Physiology of Circadian Rhythms laboratory at the Institute of Molecular Bioscience, University of Queensland, to investigate the role of the circadian clock and chronodisruption in metabolism and liver disease.

    Students

    Ms Denaye Eldershaw

    Global Challenges Scholar
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Ms Meihan Liu

    Research Staff
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

    Mr Dominic Hoyle

    PhD Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Ms Ella Stephens

    PhD Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    0
    Supervisor: 

    Mr Mingze Xu

    Student
    Institute for Molecular Bioscience
    Researcher profile is public: 
    1
    Supervisor: 

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The Edge: Genetics

People have known for thousands of years that parents pass traits to their children, but it is only relatively recently that our technology has caught up to our curiosity, enabling us to delve into the mystery of how this inheritance occurs, and the implications for predicting, preventing and treating disease.

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