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Dr Ross Laybutt

 

Senior Research Fellow; Group Leader, Diabetes and Obesity Research Program, Garvan Institute of Medical Research; Conjoint Senior Lecturer, The University of New South Wales

Email: r.laybutt 'at' garvan.org.au
Research Group: Laybutt

 
 

Education

1994 BSc (Hons) Class 1, The University of New South Wales
1998 PhD, The University of New South Wales

Awards and Honours

1999 Juvenile Diabetes Foundation Post-Doctoral Fellowship (USA)
2002 RD Wright Biomedical Career Development Award (NHMRC)
2005 NHMRC Early Career Researcher Award, Australian Academy of Science

Publications

Åkerfeldt MC, Laybutt DR. Inhibition of Id1 augments insulin secretion and protects against high-fat diet-induced glucose intolerance. Diabetes 2011; 60:2506-2514

Chan JY, Cooney GJ, Biden TJ, Laybutt DR. Differential regulation of adaptive and apoptotic unfolded protein response signalling by cytokine-induced nitric oxide production in mouse pancreatic beta cells. Diabetologia 2011; 54:1766-1776

Ng SF, Lin RC, Laybutt DR, Barres R, Owens JA, Morris MJ. Chronic high-fat diet in fathers programs -cell dysfunction in female rat offspring. Nature 2010; 467:963-966

Åkerfeldt MC, Howes J, Chan JY, Stevens VA, Boubenna N, McGuire HM, King C, Biden TJ, Laybutt DR. Cytokine-induced β-cell death is independent of endoplasmic reticulum stress signalling. Diabetes 2008; 57:3034-3044

Laybutt DR, Hawkins YC, Lock J, Lebet J, Sharma A, Bonner-Weir S, Weir GC. Influence of diabetes on the loss of beta cell differentiation after islet transplantation. Diabetologia 2007; 50:2117-2125

Schmitz-Peiffer C, Laybutt DR, Burchfield JG, Gurisik E, Narasimhan S, Mitchell CJ, Pedersen DJ, Braun U, Cooney GJ, Leitges M, Biden TJ. Inhibition of PKC epsilon improves glucose-stimulated insulin secretion and reduces insulin clearance. Cell Metab 2007; 6:320-328

Laybutt DR, Preston AM, Åkerfeldt MC, Kench JG, Busch AK, Biankin AV, Biden TJ. Endoplasmic reticulum stress contributes to β-cell apoptosis in type 2 diabetes. Diabetologia 2007; 50: 752-763

Kjørholt C, Åkerfeldt MC, Biden TJ, Laybutt DR. Chronic Hyperglycemia, Independent of Plasma Lipid Levels, Is Sufficient for the Loss of {beta}-Cell Differentiation and Secretory Function in the db/db Mouse Model of Diabetes. Diabetes 2005; 54(9):2755-63.

Laybutt DR, Glandt M, Xu G, Ahn YB, Trivedi N, Bonner-Weir S, Weir GC. Critical reduction in β-cell mass results in two distinct outcomes over time. J Biol Chem 2003; 278:2997-3005.

Laybutt DR, Sharma A, Sgroi DC, Gaudet J, Bonner-Weir S, Weir GC. Genetic regulation of metabolic pathways in β-cells disrupted by hyperglycemia. J Biol Chem 2002; 277:10912-21

 

Search for all publications by Laybutt

 
 
 

Areas of Interest

Type 1 diabetes, Type 2 diabetes, islet biology, insulin secretion, apoptosis, hyperglycaemia, hyperlipidaemia, endoplasmic reticulum stress, beta cell differentiation
 

News

 

Hope for people with Type 2 diabetes – insulin master switch uncovered

MEDIA RELEASE: 22 Sep 2011
Garvan scientists have discovered that a single gene controls a very complex process, apparently forming the crucial link between eating a high fat diet and developing diabetes. Compounds are already being developed for blocking the gene – known as Id1 – as it has known adverse effects in cancer. This drug development work would very much shorten the path from discovery to prospective treatment in the case of diabetes.
 
 

Potential to prevent loss of insulin in Type 2 diabetes

MEDIA RELEASE: 14 Jul 2008
Until now, it was thought that the processes leading to the death of insulin-secreting pancreatic cells were similar in both types of diabetes. Scientists at Garvan have now shown that the process is quite different in the two diseases. They have also identified a promising therapeutic target for people with Type 2 diabetes
 
 

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