Biography

Audrey obtained a BSc (Hons) in Human Nutrition and Dietetics in 2003 from Trinity College Dublin (TCD) and Dublin Institute of Technology and a PhD in Nutrition in 2008 (TCD) where she was the lead dietitian on an EU (FP6) funded dietary intervention trial (LIPGENE Workpackage 1.2) investigating the effects of dietary fat on insulin resistance in Metabolic Syndrome. After a post-doctoral position at University College Dublin in the Nutrigenomic Research group, looking at the impact of genetic predisposition and response to dietary changes, she moved to Australia where she resided for 10 years, working in both the clinical (Alfred Health) and academic fields (La Trobe University). Audrey joined the School of Allied Health in July 2017 and is Senior Lecturer and Course Director for the Msc in Human Nutrition and Dietetics.



Research Interests

Audrey is a well-established active researcher in the area of clinical nutrition and dietetics with her research recognised both nationally and internationally.Audrey's doctoral and post-doctoral studies were based on EU funded (Euro12.5m) international clinical trials in the prevention and management of Metabolic Syndrome and Type 2 Diabetes (T2DM) from the basic science to the molecular level. Building on this research, which focussed primarily on the effect of dietary fat, specifically monounsaturated fat, Audrey joined the Mediterranean Diet Research Group at La Trobe University in 2013 where a whole of diet approach based on the traditional Cretan Mediterranean Diet and its effects on metabolic health has primarily been the topic of her research and grant applications.Current Active Research Projects in the Mediterranean Diet Area for which Audrey is a principle or co/associate investigator include:- MEDINA – MEDIterranean diet in Non Alcoholic fatty liver disease (RCT).- AUSMED – The AUStralian MEDiterranean Diet Heart Trial (RCT)
- MediBrain – Dietary Intervention to enhance cognitive performance in T2DM.- Polyphenol Study – The effect of olive oil on markers of cardiovascular disease risk.Audrey's clinical expertise is in the areas of respiratory and intensive care medicine. She has been awarded grants in these areas with a focus on translational research to influence practice change. During Audrey's time as a Clinical Specialist at Alfred Health with joint appointments at Monash University and La Trobe University, Melbourne, she led the research portfolio and managed dietary intervention trials and observational studies in Haematology, Obstetrics, Hepatology, Respiratory and ICU.Current Research Projects in the Clinical Nutrition and Dietetics Area for which Audrey is principle investigator and/or coinvestigator include:- Effects of gene potentiators on nutritional status and body composition in Cystic Fibrosis.- Segmental Intestinal Permeability in the critically ill mechanically ventilated adult patient versus healthy controls.- Energy requirements of critically ill obese patients: does goal directed nutrition using indirect calorimetry improve energy delivery?

Professional Activities

Association

  • Dietitians Registration Board, CORU Regulating Health and Social Care Professionals
  • Professional Body, Irish Nutrition and Dietetic Institute
  • Professional Body, Dietitians Association of Australia
  • Allied Health Member, European Cystic Fibrosis Society
  • Member, Nutrition Society
  • Member, European Society of Parenteral and Enteral Nutrition
  • Member, Australasian Society of Parenteral and Enteral Nutrition

Peer Reviewed Journals

2018

The effect of high-polyphenol extra virgin olive oil on cardiovascular risk factors: a systematic review and meta-analysis

Elena S George, Skye Marshall, Hannah L Mayr, Gina L Trakman, Oana A Tatucu-Babet, Annie-Claude M Lassemillante, Andrea Bramley, Anjana J Reddy, Adrienne Forsyth, Audrey C Tierney, Colleen J Thomas, Catherine Itsiopoulos & Wolfgang Marx (2018) The effect of high-polyphenol extra virgin olive oil on cardiovascular risk factors: a systematic review and meta-analysis. Critical Reviews In Food Science And Nutrition

2018

The AUStralian MEDiterranean diet heart trial (AUSMED heart trial): A randomized clinical trial in secondary prevention of coronary heart disease in a multi-ethnic Australian population: Study protocol

Catherine Itsiopoulos, Teagan Kucianski, Hannah L. Mayr, William J. van Gaal, Miguel Angel Martinez-Gonzalez, Hassan Vally, Michael Kingsley, Antigone Kouris-Blazos PhD, Jessica Radcliffe, Leonie Segal, Laima Brazionis1,, Agus Salim, Audrey C. Tierney, Kerin O'Dea, Andrew Wilson, Colleen J. Thomas (2018) The AUStralian MEDiterranean diet heart trial (AUSMED heart trial): A randomized clinical trial in secondary prevention of coronary heart disease in a multi-ethnic Australian population: Study protocol. American Heart Journal :4-11

2018

Randomization to 6-month Mediterranean diet compared with a low-fat diet leads to improvement in Dietary Inflammatory Index scores in patients with coronary heart disease: the AUSMED Heart Trial

Hannah L Mayr, Colleen J Thomas, Audrey C Tierney, Teagan Kucianski, Elena S George, Miguel Ruiz-Canela, James R. Hebert, Nitin Shivappa, Catherine Itsiopoulos (2018) Randomization to 6-month Mediterranean diet compared with a low-fat diet leads to improvement in Dietary Inflammatory Index scores in patients with coronary heart disease: the AUSMED Heart Trial. Nutrition Research :94-107

2018

Improvement in dietary inflammatory index score after 6-month dietary intervention is associated with reduction in interleukin-6 in patients with coronary heart disease: The AUSMED heart trial

Hannah L Mayr, Catherine Itsiopoulos, Audrey C Tierney, Miguel Ruiz-Canela, James R.Hebert, Nitin Shivappa, Colleen J Thomas (2018) Improvement in dietary inflammatory index score after 6-month dietary intervention is associated with reduction in interleukin-6 in patients with coronary heart disease: The AUSMED heart trial. Nutrition Research :108-121

2017

APOE genotype influences insulin resistance, apolipoprotein CII and CIII according to plasma fatty acid profile in the Metabolic Syndrome.

Fallaize R, Carvalho-Wells AL, Tierney AC, Marin C, Kieć-Wilk B, Dembińska-Kieć A, Drevon CA, DeFoort C, Lopez-Miranda J, Risérus U, Saris WH, Blaak EE, Roche HM, Lovegrove JA (2017) APOE genotype influences insulin resistance, apolipoprotein CII and CIII according to plasma fatty acid profile in the Metabolic Syndrome.. Scientific Reports :6274-

2017

Improvement in exercise duration, lung function and well-being in G551D-cystic Fibrosis patients: a double-blind, placebo-controlled, randomised, cross-over study with ivacaftor treatment.

Dominic T Keating, Deirdre Edgeworth, Matthew Ellis, Brenda Button, Elyssa Williams, Denise Clark, Audrey Tierney, Stephane Heritier, Anastase Kotsimbos, John Wilson (2017) Improvement in exercise duration, lung function and well-being in G551D-cystic Fibrosis patients: a double-blind, placebo-controlled, randomised, cross-over study with ivacaftor treatment.. Clinical Science :2037-2045

2015

Insulin resistance determines a differential response to changes in dietary fat modification on metabolic syndrome risk factors: the LIPGENE study

Yubero-Serrano EM, Delgado-Lista J, Tierney AC2, Perez-Martinez P, Garcia-Rios A, Alcala-Diaz JF, Castaño JP, Tinahones FJ, Drevon CA, Defoort C, Blaak EE, Dembinska-Kieć A, Risérus U, Lovegrove JA, Perez-Jimenez F, Roche HM, Lopez-Miranda J. (2015) Insulin resistance determines a differential response to changes in dietary fat modification on metabolic syndrome risk factors: the LIPGENE study . American Journal Of Clinical Nutrition :1509-1517

2015

Monounsaturated fatty acid enriched high fat-diets impede adipose NLRP3 inflammasome mediated IL-1β secretion and insulin resistance despite obesity

Finucane OM, Lyons CL, Murphy AM, Reynolds CM, Klinger R, Healy NP, Cooke A, Coll R, McAllan L, Nilaweera K, O'Reilly M, Tierney AC, Morine MJ, Alcala-Diaz JF, Lopez-Miranda J, O'Connor DP, Neill LO, McGillicuddy FC, Roche HM (2015) Monounsaturated fatty acid enriched high fat-diets impede adipose NLRP3 inflammasome mediated IL-1β secretion and insulin resistance despite obesity. Diabetes :2116-2128

2012

Insulin receptor substrate-2 gene variants in subjects with metabolic syndrome: Association with plasma monounsaturated and n-3 polyunsaturated fatty acid levels and insulin resistance

Perez-Martinez P, Delgado-Lista J, Garcia-Rios A, Tierney AC, Gulseth HL, Williams CM, Karlström B, Kieć-Wilk B, Blaak EE, Helal O, Saris WH, Defoort C, Drevon CA, Lovegrove JA, Dembinska-Kieć A, Riserus U, Roche HM, Lopez-Miranda J (2012) Insulin receptor substrate-2 gene variants in subjects with metabolic syndrome: Association with plasma monounsaturated and n-3 polyunsaturated fatty acid levels and insulin resistance. Molecular Nutrition & Food Research :309-315

2010

Gene-nutrient interactions in the metabolic syndrome: single nucleotide polymorphisms in ADIPOQ and ADIPOR1 interact with plasma saturated fatty acids to modulate insulin resistance.

Ferguson JF, Phillips CM, Tierney AC, Pérez-Martínez P, Defoort C, Helal O, Lairon D, Planells R, Shaw DI, Lovegrove JA, Gjelstad IM, Drevon CA, Blaak EE, Saris WH, Leszczynska-Golabek I, Kiec-Wilk B, Risérus U, Karlström B, Miranda JL, Roche HM (2010) Gene-nutrient interactions in the metabolic syndrome: single nucleotide polymorphisms in ADIPOQ and ADIPOR1 interact with plasma saturated fatty acids to modulate insulin resistance.. American Journal Of Clinical Nutrition :794-801

2010

Dietary fat modifications and blood pressure in subjects with the metabolic syndrome in the LIPGENE dietary intervention study

Gulseth HL, Gjelstad IM, Tierney AC, Shaw DI, Helal O, Hees AM, Delgado-Lista J, Leszczynska-Golabek I, Karlström B, Lovegrove J, Defoort C, Blaak EE, Lopez-Miranda J, Dembinska-Kiec A, Risérus U, Roche HM, Birkeland KI, Drevon CA (2010) Dietary fat modifications and blood pressure in subjects with the metabolic syndrome in the LIPGENE dietary intervention study. The British journal of nutrition :160-163

2010

Effects of dietary fat modification on insulin sensitivity and on other risk factors of the metabolic syndrome-LIPGENE: a European randomized dietary intervention study

Tierney AC, McMonagle J, Shaw DI, Gulseth HL, Helal O, Saris WH, Paniagua JA, Gołąbek-Leszczyñska I, Defoort C, Williams CM, Karsltröm B, Vessby B, Dembinska-Kiec A, López-Miranda J, Blaak EE, Drevon CA, Gibney MJ, Lovegrove JA, Roche HM (2010) Effects of dietary fat modification on insulin sensitivity and on other risk factors of the metabolic syndrome-LIPGENE: a European randomized dietary intervention study. International journal of obesity (2005) :800-809

2010

Lipoprotein profile, plasma ischemia modified albumin and LDL density change in the course of postprandial lipemia. Insights from the LIPGENE study

Hartwich J, Leszczynska-Golabek I, Kiec-Wilk B, Siedlecka D, Perez-Martinez P, Lopez-Miranda J, Tierney A, Monagle JM, Roche HM, Defoort C, Wolkow P, Dembinska-Kiec A (2010) Lipoprotein profile, plasma ischemia modified albumin and LDL density change in the course of postprandial lipemia. Insights from the LIPGENE study. Scandinavian Journal Of Clinical & Laboratory Investigation :201-208

2009

LIPGENE food exchange model for alteration of dietary fat quantity and quality, in free-living participants with the Metabolic Syndrome from eight European countries

Tierney AC*, Shaw DI*, McCarthy S, Upritchard J, Vermunt S, Lovedal-Gulseth H, Drevon CA, Blaak E, Saris WHM, Karlstrom B, Helal O, Defoort C, Gallego R, Siedlecka D, Malczewska-Malec M, Lopez-Miranda J, Roche HM, Lovegrove JA (2009) LIPGENE food exchange model for alteration of dietary fat quantity and quality, in free-living participants with the Metabolic Syndrome from eight European countries. The British journal of nutrition :750-759

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