1991 …2022

Research activity per year

Personal profile

Biography

My B.Sc. was in the Biological Sciences, specialising in Microbiology (B.Sc. 1H, , UCG, 1983). My Doctoral studies were done in London, studying retroviral insertional mutagenesis in the search for genes involved in causing cancer (oncogenes) at the Imperial Cancer Research Funds (now CRUK, The London Institute), Lincoln's Inn Fields, London, obtaining a Ph.D from the University of London (UCL) in 1989. Two periods (four years in total) of post-Doctoral training followed in France; firstly with Pascal Madaule, in the CNRS laboratories, Gif-sur-Yvette on Rho GTPases and then, with Bruno Goud, in the Pasteur Institute, Paris, working on Rab GTPases. I established my laboratory in Cork in the early 1990s and since then I have successively been a College Lecturer, Senior Lecturer and now Associate Professor of Biochemistry in UCC. For further details on the laboratory see Mary's Lab Page.Also, since the early 1990s, I have been a member of the Biochemical Society, holding the following positions in the Society: Council Member: 2015 – Cell Biology Panel Chair: 2011 - 2014Cell Biology Panel Vice-Chair: 2008 - 2010Member of Cell Biology Panel (TPIV): 2004 - 2007For further information on the Biochemical Society see www.biochemistry.org.

Research Interests

The monomeric Rab GTPases are important regulatory proteins which control eukaryotic intracellular trafficking events of both the secretory and endocytic pathway. The Rab11 subfamily (Rab11a, Rab11b and Rab25) are critical regulators of endosomal recycling have been shown to function in several crucial cell physiological processes such as cell division/cytokinesis, cell migration, insulin response events, and memory processes (long term potentiation - LTP). Furthermore, Rab11 GTPases have been implicated in disease conditions ranging from cancer to Alzheimer’s disease. My group concentrates on the functional characterisation of events that occur downstream of the Rab11 GTPases, primarily by the identification and characterisation of novel proteins which interact with the GTP-bound Rab and ‘effect’ or ‘elicit’ its function downstream. The major group of Rab11 effector proteins, so far identified, is the Rab11 Family Interacting Proteins (FIPs) which we, and others, discovered about fifteen years ago. The FIPs comprise of the Rab Coupling Protein (RCP), Rip11, FIP2, FIP3 and FIP4. Individual FIP protein function is now known to be central to a rapidly increasing range of crucial cellular processes involving endosomal trafficking/recycling - with Rip11 underpinning cellular GLUT4 plasma membrane translocation response to insulin; RCP function crucial for α5ß1 integrin and EGF-R recycling and cell motility; FIP2 for calcium-induced AMPA-R recycling at the post-synaptic dendritic spines and thus long-term potentiation; FIP3 for cytokinesis and endosomal-recycling compartment (ERC) homeostasis and FIP4 for retinal cell development. For further details of our contribution to the current understanding of FIP function see the relevant publications listed below. My group has trained a significant number of graduates in Biochemistry and Cell Biology. Nine Ph.Ds. and

Teaching Activities

I currently teach various aspects of molecular biology, cell signalling and cell biology to undergraduate science & medical students. An outline of my courses and all courses taught by staff in the Department of Biochemistry are available at UCC Book of Modules.

Expertise related to UN Sustainable Development Goals

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

  • SDG 3 - Good Health and Well-being

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