Accessibility Skip to Global Navigation Skip to Local Navigation Skip to Content Skip to Search Skip to Site Map Menu

DSM staff profile

Professor Rob Walker

PositionProfessor, Mary Glendining Chair in Medicine
DepartmentDepartment of Medicine (Dunedin)
QualificationsMB ChB MD(Otago) FRACP FASN FAHA
Research summaryKidney health and disease
Memberships
  • Member International Society of Nephrology Nexus and Forefronts programme committee.
  • KDIGO lipid guidelines committee, CARI guidelines committee - Cardiovascular risk factors in renal disease.
  • Member CARI guidelines committee - Dialysis adequacy.
  • Honorary Secretary and Member Executive Council ASPN, with a strong interest in developing the links between Australia and New Zealand with South East Asia and the Pacific.
Clinical
  • Nephrology
  • Cardiovascular outcomes in kidney disease
  • Dialysis outcomes in the elderly
  • Acute kidney injury
  • Diabetic kidney disease

Research

Clinical research including cardiovascular risk factors associated with CKD; hypertension, obesity and inflammation; drug induced nephrotoxicity; drugs, exercise and kidney function; acute kidney injury; dialysis outcomes in the elderly.

Basic science research focused upon mechanisms of chronic interstitial fibrosis in a chronic-lithium animal model.

Funders include Health Research Council NZ, Lotteries Health, Kidney Health NZ, Otago Medical Research Foundation.

Over 180 publications.

Additional details

Director University of Otago Research Theme: The Kidney in Health and Disease.

Publications

Shettigar, R., Schollum, J., Putt, T., Chan, L., Lau, M., & Walker, R. (2021). Renal manifestations of syphilis [Brief communication]. Internal Medicine Journal, 51(7), 1160-1167. doi: 10.1111/imj.15407

McLean, R. M., Xie, Z., Nelson, V., Nosa, V., Po’e-Tofaeono, A., Walker, R., & Wyeth, E. H. (2021). Experiences of New Zealand haemodialysis patients in relation to food and nutrition management: A qualitative study. Nutrients, 13(7), 2299. doi: 10.3390/nu13072299

Zhou, Z., Jardine, M. J., Li, Q., Neuen, B. L., Cannon, C. P., de Zeeuw, D., … CREDENCE Trial Investigators, including Walker, R. (2021). Effect of SGLT2 inhibitors on stroke and atrial fibrillation in diabetic kidney disease: Results from the CREDENCE trial and meta-analysis. Stroke, 52, 1545-1556. doi: 10.1161/STROKEAHA.120.031623

Shettigar, R., Samaranayaka, A., Schollum, J. B. W., Wyeth, E. H., Derrett, S., & Walker, R. J. (2021). Predictors of health deterioration among older New Zealanders undergoing dialysis: A three-year accelerated longitudinal cohort study. Canadian Journal of Kidney Health & Disease, 8. doi: 10.1177/20543581211022207

Ground, M., Waqanivavalagi, S., Walker, R., Milsom, P., & Cornish, J. (2021). Models of immunogenicity in preclinical assessment of tissue engineered heart valves. Acta Biomaterialia. Advance online publication. doi: 10.1016/j.actbio.2021.05.049

Russell, D. G., Parnell, W. R., Wilson, N. C., Faed, J. M., Ferguson, E. L., Horwath, C. C., Herbison, G. P., Nye, E. R., Reid, P., Walker, R. J., Wilson, B. D., & Tukuitonga, C. (1999). NZ Food: NZ People. Key results of the 1997 National Nutrition Survey (LINZ® Activity & Health Research Unit). Wellington: Ministry of Health, 268p.

Authored Book - Research

Endre, Z. H., & Walker, R. J. (2017). Biomarkers of cardiovascular risk in chronic kidney disease. In C. L. Edelstein (Ed.), Biomarkers of kidney disease. (2nd ed.) (pp. 485-511). London, UK: Elsevier. doi: 10.1016/B978-0-12-803014-1.00011-X

Chapter in Book - Research

Walker, R. J., & Endre, Z. H. (2013). Cellular mechanisms of drug nephrotoxicity. In R. J. Alpern, O. W. Moe & M. Caplan (Eds.), Seldin and Giebisch's the kidney: Physiology and pathophysiology (Vol. 2). (5th ed.) (pp. 2889-2932). London, UK: Academic Press. doi: 10.1016/B978-0-12-381462-3.00085-9

Chapter in Book - Research

Walker, R. J., & Endre, Z. H. (2008). Cellular mechanisms of drug nephrotoxicity. In R. J. Alpern & S. C. Hebert (Eds.), Seldin and Giebisch's: The kidney: Physiology and pathophysiology (Vols. 1-2). (4th ed.) (pp. 2507-2536). Burlington, MA: Academic Press.

Chapter in Book - Research

Walker, R. J. (1997). Nephrology and urology. In The New Zealand Knowledge Base: a Report. (pp. 54-56). Wellington: Ministry of Research, Science and Technology.

Chapter in Book - Research

Kay, I. P., & Walker, R. J. (2004). Who should not go to the cathlab? In I. P. Kay, M. Sabaté & M. A. Costa (Eds.), Cardiac catheterization and percutaneous interventions. (pp. 1-7). London: Taylor & Francis Group.

Chapter in Book - Other

Ground, M., Waqanivavalagi, S., Walker, R., Milsom, P., & Cornish, J. (2021). Models of immunogenicity in preclinical assessment of tissue engineered heart valves. Acta Biomaterialia. Advance online publication. doi: 10.1016/j.actbio.2021.05.049

Journal - Research Article

Heath, L., Egan, R., Ross, J., Iosua, E., Walker, R., & MacLeod, R. (2021). Preparing nurses for palliative and end of life care: A survey of New Zealand nursing schools. Nurse Education Today. Advance online publication. doi: 10.1016/j.nedt.2021.104822

Journal - Research Article

Jayne, D. R. W., Merkel, P. A., Schall, T. J., Bekker, P., for the ADVOCATE Study Group, including Walker, R. (2021). Avacopan for the treatment of ANCA-associated vasculitis. New England Journal of Medicine, 384, 599-609. doi: 10.1056/NEJMoa2023386

Journal - Research Article

Kuan, I. H. S., Wilson, L. C., Leishman, J. C., Cosgrove, S., Walker, R. J., Putt, T. L., Schollum, J. B. W., & Wright, D. F. B. (2021). Metformin doses to ensure efficacy and safety in patients with reduced kidney function. PLoS ONE, 16(2), e0246247. doi: 10.1371/journal.pone.0246247

Journal - Research Article

McLean, R. M., Xie, Z., Nelson, V., Nosa, V., Po’e-Tofaeono, A., Walker, R., & Wyeth, E. H. (2021). Experiences of New Zealand haemodialysis patients in relation to food and nutrition management: A qualitative study. Nutrients, 13(7), 2299. doi: 10.3390/nu13072299

Journal - Research Article

Pradhan, S., Duffull, S. B., Wilson, L. C., Kuan, I. H. S., Walker, R. J., Putt, T. L., Schollum, J. B. W., & Wright, D. F. B. (2021). Does the intact nephron hypothesis provide a reasonable model for metformin dosing in chronic kidney disease? British Journal of Clinical Pharmacology. Advance online publication. doi: 10.1111/bcp.14919

Journal - Research Article

Shettigar, R., Samaranayaka, A., Schollum, J. B. W., Wyeth, E. H., Derrett, S., & Walker, R. J. (2021). Predictors of health deterioration among older New Zealanders undergoing dialysis: A three-year accelerated longitudinal cohort study. Canadian Journal of Kidney Health & Disease, 8. doi: 10.1177/20543581211022207

Journal - Research Article

Zhou, Z., Jardine, M. J., Li, Q., Neuen, B. L., Cannon, C. P., de Zeeuw, D., … CREDENCE Trial Investigators, including Walker, R. (2021). Effect of SGLT2 inhibitors on stroke and atrial fibrillation in diabetic kidney disease: Results from the CREDENCE trial and meta-analysis. Stroke, 52, 1545-1556. doi: 10.1161/STROKEAHA.120.031623

Journal - Research Article

Akerman, A. P., Walker, R. J., Schollum, J. B. W., Putt, T. L., & Wilson, L. C. (2020). Refinement of a protocol to induce reliable muscle cramps in the abductor hallucis. Physiological Measurement, 41, 055003. doi: 10.1088/1361-6579/ab8855

Journal - Research Article

Badve, S. V., Pascoe, E. M., Tiku, A., Boudville, N., Brown, F. G., Cass, A., … Palmer, S. C., … Walker, R. J., … for the CKD-FIX Study Investigators. (2020). Effects of allopurinol on the progression of chronic kidney disease. New England Journal of Medicine, 382(26), 2504-2513. doi: 10.1056/NEJMoa1915833

Journal - Research Article

Donnellan, S., Wright, D. F. B., Roberts, J. A., Duffull, S. B., Schollum, J. B. W., Putt, T. L., … Walker, R. J. (2020). The pharmacokinetics of meropenem and piperacillin-tazobactam during sustained low efficiency haemodiafiltration (SLED-HDF). European Journal of Clinical Pharmacology, 76, 239-247. doi: 10.1007/s00228-019-02792-0

Journal - Research Article

Heath, L., Egan, R., Ross, J., Iosua, E., Walker, R., & MacLeod, R. (2020). Teaching palliative care skills. Kai Tiaki Nursing New Zealand, 26(10), 16-17.

Journal - Research Article

Leader, C. J., Kelly, D. J., Sammut, I. A., Wilkins, G. T., & Walker, R. J. (2020). Spironolactone mitigates, but does not reverse, the progression of renal fibrosis in a transgenic hypertensive rat. Physiological Reports, 8(10), e14448. doi: 10.14814/phy2.14448

Journal - Research Article

Shoemaker, L. N., Wilson, L. C., Lucas, S. J. E., Machado, L., Walker, R. J., & Cotter, J. D. (2020). Indomethacin markedly blunts cerebral perfusion and reactivity, with little cognitive consequence in healthy young and older adults. Journal of Physiology. Advance online publication. doi: 10.1113/jp280118

Journal - Research Article

Tafuna'i, M., Matalavea, B., Voss, D., Turner, R. M., Richards, R., Sopoaga, F., … Walker, R. (2020). Kidney failure in Samoa. Lancet Regional Health: Western Pacific, 5, 100058. doi: 10.1016/j.lanwpc.2020.100058

Journal - Research Article

Toussaint, N. D., Pedagogos, E., Lioufas, N. M., Elder, G. J., Pascoe, E. M., Badve, S. V., … Walker, R. J., … IMPROVE-CKD Trial Investigators. (2020). A randomized trial on the effect of phosphate reduction on vascular end points in CKD (IMPROVE-CKD). Journal of the American Society of Nephrology, 31, 2653-2666. doi: 10.1681/asn.2020040411

Journal - Research Article

Fuimaono, R. A., Sopoaga, F., Derrett, S., & Walker, R. (2019). The perspectives of Samoan patients and health professionals about access to renal services in New Zealand. New Zealand Medical Journal, 132(1492), 11-18. Retrieved from https://www.nzma.org.nz/journal

Journal - Research Article

Harris, D. C. H., Davies, S. J., Finkelstein, F. O., Jha, V., Donner, J.-A., Abraham, G., … on behalf of the Working Groups of the International Society of Nephrology's 2nd Global Kidney Health Summit, including Walker, R. (2019). Increasing access to integrated ESKD care as part of universal health coverage. Kidney International, 95(4, Suppl.), S1-S33. doi: 10.1016/j.kint.2018.12.005

Journal - Research Article

Hurcombe, J. A., Hartley, P., Lay, A. C., Ni, L., Bedford, J. J., Leader, J. P., … Walker, R. J., … Coward, R. J. M. (2019). Podocyte GSK3 is an evolutionarily conserved critical regulator of kidney function. Nature Communications, 10, 403. doi: 10.1038/s41467-018-08235-1

Journal - Research Article

Kuan, I. H. S., Savage, R. L., Duffull, S. B., Walker, R. J., & Wright, D. F. B. (2019). The association between metformin therapy and lactic acidosis. Drug Safety, 42, 1449-1469. doi: 10.1007/s40264-019-00854-x

Journal - Research Article

Leader, C. J., Moharram, M., Coffey, S., Sammut, I. A., Wilkins, G., & Walker, R. J. (2019). Myocardial global longitudinal strain: An early indicator of cardiac interstitial fibrosis modified by spironolactone, in a unique hypertensive rat model. PLoS ONE, 14(8), e0220837. doi: 10.1371/journal.pone.0220837

Journal - Research Article

Lloyd, H., Li, G., Tomlin, A., Tilyard, M. W., Walker, R., & Schollum, J. (2019). Prevalence and risk factors for chronic kidney disease in primary health care in the Southern Region of New Zealand. Nephrology, 24(3), 308-315. doi: 10.1111/nep.13395

Journal - Research Article

McNoe, B., Schollum, J. B. W., Derrett, S., Marshall, M. R., Henderson, A., Samaranayaka, A., & Walker, R. J. (2019). Recruitment and participant baseline characteristics in the dialysis outcomes in those aged 65 years or older study. BMC Nephrology, 20, 137. doi: 10.1186/s12882-019-1328-8

Journal - Research Article

Pradhan, S., Duffull, S. B., Walker, R. J., & Wright, D. F. B. (2019). The intact nephron hypothesis as a model for renal drug handling. European Journal of Clinical Pharmacology, 75(2), 147-156. doi: 10.1007/s00228-018-2572-8

Journal - Research Article

Walker, R. J., Tafunai, M., & Krishnan, A. (2019). Chronic kidney disease in New Zealand Māori and Pacific people. Seminars in Nephrology, 39(3), 297-299. doi: 10.1016/j.semnephrol.2019.03.001

Journal - Research Article

Kalita-De Croft, P., Bedford, J. J., Leader, J. P., & Walker, R. J. (2018). Amiloride modifies the progression of lithium-induced renal interstitial fibrosis. Nephrology, 23(1), 20-30. doi: 10.1111/nep.12929

Journal - Research Article

Leader, C. J., Clark, B. J., Hannah, A. R., Sammut, I. A., Wilkins, G. T., & Walker, R. J. (2018). Breeding characteristics and dose-dependent blood pressure responses of transgenic Cyp1a1-Ren2 rats. Comparative Medicine, 68(5), 360-366. doi: 10.30802/AALAS-CM-17-18000026

Journal - Research Article

Mafham, M. M., Staplin, N., Emberson, J., Haynes, R., Herrington, W., Reith, C., … Walker, R., … on behalf of the SHARP Collaborative Group. (2018). Prognostic utility of estimated albumin excretion rate in chronic kidney disease: Results from the Study of Heart and Renal Protection. Nephrology Dialysis Transplantation, 33(2), 257-264. doi: 10.1093/ndt/gfw396

Journal - Research Article

Samaranayaka, S., Walker, R. J., Samaranayaka, A., Derrett, S., & Schollum, J. B. W. (2018). Medication exposure and health outcomes in older patients with end-stage kidney disease: A prospective study undertaken in New Zealand. Drugs & Aging, 35, 1005-1015. doi: 10.1007/s40266-018-0582-y

Journal - Research Article

Storey, B. C., Staplin, N., Haynes, R., Reith, C., Emberson, J., Herrington, W. G., … Walker, R., … on behalf of the SHARP Collaborative Group. (2018). Lowering LDL cholesterol reduces cardiovascular risk independently of presence of inflammation. Kidney International, 93(4), 1000-1007. doi: 10.1016/j.kint.2017.09.011

Journal - Research Article

de Groot, T., Doornebal, J., Christensen, B. M., Cockx, S. C., Sinke, A. P., Baumgarten, R., Bedford, J. J., Walker, R. J., … Deen, P. M. T. (2017). Lithium-induced NDI: Acetazolamide reduces polyuria, but does not improve urine concentrating ability. American Journal of Physiology: Renal Physiology, 313(3), F669-F676. doi: 10.1152/ajprenal.00147.2017

Journal - Research Article

Derrett, S., Samaranayaka, A., Schollum, J. B. W., McNoe, B., Marshall, M. R., Williams, S., Wyeth, E. H., & Walker, R. J. (2017). Predictors of health deterioration among older adults after 12 months of dialysis therapy: A longitudinal cohort study from New Zealand. American Journal of Kidney Diseases, 70(6), 798-806. doi: 10.1053/j.ajkd.2017.06.023

Journal - Research Article

Herrington, W., Staplin, N., Judge, P. K., Mafham, M., Emberson, J., Haynes, R., … Walker, R., … on behalf of the SHARP Collaborative Group. (2017). Evidence for reverse causality in the association between blood pressure and cardiovascular risk in patients with chronic kidney disease. Hypertension, 69, 314-322. doi: 10.1161/hypertensionaha.116.08386

Journal - Research Article

Hoye, N. A., Wilson, L. C., Wilkins, G. T., Jardine, D. L., Putt, T. L., Samaranayaka, A., Schollum, J. B. W., & Walker, R. J. (2017). Endovascular renal denervation in end-stage kidney disease patients: Cardiovascular protection: A proof-of-concept study. Kidney International Reports, 2(5), 856-865. doi: 10.1016/j.ekir.2017.04.012

Journal - Research Article

Kuan, I. H. S., Duffull, S. B., Putt, T. L., Schollum, J. B. W., Walker, R. J., & Wright, D. F. B. (2017). A population pharmacokinetic model for 51Cr EDTA to estimate renal function. Clinical Pharmacokinetics, 56(6), 671-678. doi: 10.1007/s40262-016-0489-x

Journal - Research Article

Lovell, S., Walker, R. J., Schollum, J. B. W., Marshall, M. R., McNoe, B. M., & Derrett, S. (2017). To dialyse or delay: A qualitative study of older New Zealanders' perceptions and experiences of decision-making, with stage 5 chronic kidney disease. BMJ Open, 7(3), e014781. doi: 10.1136/bmjopen-2016-014781

Journal - Research Article

Obrador, G. T., Schultheiss, U. T., Kretzler, M., Langham, R. G., Nangaku, M., Pecoits-Filho, R., … Walker, R., … Köttgen, A. (2017). Genetic and environmental risk factors for chronic kidney disease. Kidney International Supplements, 7(2), 88-106. doi: 10.1016/j.kisu.2017.07.004

Journal - Research Article

Page, M. J., Wyeth, E. H., Samaranayaka, A., McNoe, B., Walker, R. C., Schollum, J., … Walker, R., & Derrett, S. (2017). Accuracy of ethnicity data recorded in hospital-based patient clinical records and the Australia and New Zealand Dialysis and Transplant Registry. New Zealand Medical Journal, 130(1454), 65-71. Retrieved from https://www.nzma.org.nz/journal

Journal - Research Article

Stayner, C., Poole, C. A., McGlashan, S. R., Pilanthananond, M., Brauning, R., Markie, D., … Slobbe, L., … Parker, K., Wiles, A., … Leichter, A., Leask, M., … Jennings, M., Horsfield, J. A., Walker, R. J., & Eccles, M. R. (2017). An ovine hepatorenal fibrocystic model of a Meckel-like syndrome associated with dysmorphic primary cilia and TMEM67 mutations. Scientific Reports, 7, 1601. doi: 10.1038/s41598-017-01519-4

Journal - Research Article

Todd, A. S., Walker, R. J., MacGinley, R. J., Kelly, J., Merriman, T. R., Major, T. J., & Johnson, R. J. (2017). Dietary sodium modifies serum uric acid concentrations in humans. American Journal of Hypertension, 30(12), 1196-1202. doi: 10.1093/ajh/hpx123

Journal - Research Article

Yao, Y., Davis, G., Harrison, J. C., Walker, R. J., & Sammut, I. A. (2017). Renal functional responses in diabetic nephropathy following chronic bilateral renal denervation. Autonomic Neuroscience, 204, 98-104. doi: 10.1016/j.autneu.2016.09.019

Journal - Research Article

Mandic, S., Stevens, E., Hodge, C., Brown, C., Walker, R., Body, D., … Nye, E. R., & Williams, M. J. A. (2016). Long-term effects of cardiac rehabilitation in elderly individuals with stable coronary artery disease. Disability & Rehabilitation, 38(9), 837-843. doi: 10.3109/09638288.2015.1061611

Journal - Research Article

Marti, H.-P., Jeffs, A., Scherer, A., Leader, J., Leader, C., Bedford, J., & Walker, R. (2016). Renal fibrosis mRNA classifier: Validation in experimental lithium-induced interstitial fibrosis in the rat kidney. PLoS ONE, 11(12), e0168240. doi: 10.1371/journal.pone.0168240

Journal - Research Article

Staplin, N., Haynes, R., Herrington, W. G., Reith, C., Cass, A., Fellström, B., … Walker, R., … on behalf of the SHARP Collaborative Group. (2016). Smoking and adverse outcomes in patients with CKD: The Study of Heart and Renal Protection (SHARP). American Journal of Kidney Diseases, 68(3), 371-380. doi: 10.1053/j.ajkd.2016.02.052

Journal - Research Article

Chembo, C. L., Marshall, M. R., Williams, L. C., Walker, R. J., Lynn, K. L., Irvine, J., & Pilmore, H. L. (2015). Long-term outcomes for primary glomerulonephritis: New Zealand Glomerulonephritis study. Nephrology, 20(12), 899-907. doi: 10.1111/nep.12538

Journal - Research Article

Egan, R., Wood, S., MacLeod, R., & Walker, R. (2015). Spirituality in renal supportive care: A thematic review. Healthcare, 3(4), 1174-1193. doi: 10.3390/healthcare3041174

Journal - Research Article

Flynn, T. J., Cadzow, M., Dalbeth, N., Jones, P. B., Stamp, L. K., Harré Hindmarsh, J., Todd, A. S., Walker, R. J., Topless, R., & Merriman, T. R. (2015). Positive association of tomato consumption with serum urate: Support for tomato consumption as an anecdotal trigger of gout flares. BMC Musculoskeletal Disorders, 16, 196. doi: 10.1186/s12891-015-0661-8

Journal - Research Article

Mandic, S., Body, D., Barclay, L., Walker, R., Nye, E. R., Grace, S. L., & Williams, M. J. A. (2015). Community-based cardiac rehabilitation maintenance programs: Use and effects. Heart, Lung & Circulation, 24, 710-718. doi: 10.1016/j.hlc.2015.01.014

Journal - Research Article

Marshall, M. R., Young, B. A., Fox, S. J., Cleland, C. J., Walker, R. J., Maskane, I., & Herold, A. M. (2015). The home hemodialysis hub: Physical infrastructure and integrated governance structure. Hemodialysis International, 19(Suppl. 1), S8-S22. doi: 10.1111/hdi.12273

Journal - Research Article

Berney-Meyer, L., Hung, N., Slatter, T., Schollum, J. B. W., Kitching, A. R., & Walker, R. J. (2014). Omeprazole-induced acute interstitial nephritis: A possible Th1–Th17-mediated injury? Nephrology, 19(6), 359-365. doi: 10.1111/nep.12226

Journal - Research Article

Bose, B., Badve, S. V., Hiremath, S. S., Boudville, N., Brown, F. G., Cass, A., … Palmer, S. C., … Walker, R. J., … Johnson, D. W. (2014). Effects of uric acid-lowering therapy on renal outcomes: A systematic review and meta-analysis. Nephrology Dialysis Transplantation, 29(2), 406-413. doi: 10.1093/ndt/gft378

Journal - Research Article

Egan, R., MacLeod, R., Tiatia, R., Wood, S., Mountier, J., & Walker, R. (2014). Spiritual care and kidney disease in NZ: A qualitative study with New Zealand renal specialists. Nephrology, 19(11), 708-713. doi: 10.1111/nep.12323

Journal - Research Article

Haynes, R., Lewis, D., Emberson, J., Reith, C., Agodoa, L., Cass, A., … Walker, R., … for the SHARP Collaborative Group. (2014). Effects of lowering LDL cholesterol on progression of kidney disease. Journal of the American Society of Nephrology, 25(8), 1825-1833. doi: 10.1681/ASN.2013090965

Journal - Research Article

Haynes, R., Staplin, N., Emberson, J., Herrington, W. G., Tomson, C., Agodoa, L., … on behalf of the SHARP Collaborative Group, including Walker, R. (2014). Evaluating the contribution of the cause of kidney disease to prognosis in CKD: Results from the Study of Heart and Renal Protection (SHARP). American Journal of Kidney Diseases, 64(1), 40-48. doi: 10.1053/j.ajkd.2013.12.013

Journal - Research Article

Herrington, W., Emberson, J., Staplin, N., Blackwell, L., Fellström, B., Walker, R., … on behalf of the SHARP Investigators. (2014). The effect of lowering LDL cholesterol on vascular access patency: Post hoc analysis of the Study of Heart and Renal Protection. Clinical Journal of the American Society of Nephrology, 9(5), 919. doi: 10.2215/CJN.10371013

Journal - Research Article

Hoye, N. A., Baldi, J. C., Putt, T. L., Schollum, J. B., Wilkins, G. T., & Walker, R. J. (2014). Endovascular renal denervation: A novel sympatholytic with relevance to chronic kidney disease. Clinical Kidney Journal, 7(1), 3-10. doi: 10.1093/ckj/sft130

Journal - Research Article

Putt, T. L., Duffull, S. B., Schollum, J. B. W., & Walker, R. J. (2014). GFR may not accurately predict aspects of proximal tubule drug handling. European Journal of Clinical Pharmacology, 70(10), 1221-1226. doi: 10.1007/s00228-014-1733-7

Journal - Research Article

Weiner, I. D., Leader, J. P., Bedford, J. J., Verlander, J. W., Ellis, G., Kalita, P., Vos, F., de Jong, S., & Walker, R. J. (2014). Effects of chronic lithium administration on renal acid excretion in humans and rats. Physiological Reports, 2(12), e12242. doi: 10.14814/phy2.12242

Journal - Research Article

Yao, Y., Fomison-Nurse, I. C., Harrison, J. C., Walker, R. J., Davis, G., & Sammut, I. A. (2014). Chronic bilateral renal denervation attenuates renal injury in a transgenic rat model of diabetic nephropathy. American Journal of Physiology: Renal Physiology, 307, F251-F262. doi: 10.1152/ajprenal.00578.2013

Journal - Research Article

Mandic, S., Hodge, C., Stevens, E., Walker, R., Nye, E. R., Body, D., Barclay, L., & Williams, M. J. A. (2013). Effects of community-based cardiac rehabilitation on body composition and physical function in individuals with stable coronary artery disease: 1.6-year followup. BioMed Research International, 2013, 903604. doi: 10.1155/2013/903604

Journal - Research Article

Mandic, S., Walker, R., Stevens, E., Nye, E. R., Body, D., Barclay, L., & Williams, M. J. A. (2013). Estimating exercise capacity from walking tests in elderly individuals with stable coronary artery disease. Disability & Rehabilitation, 35(22), 1853-1858. doi: 10.3109/09638288.2012.759629

Journal - Research Article

Manning, P. J., Sutherland, W. H. F., Williams, S. M., Walker, R. J., Berry, E. A., De Jong, S. A., & Ryalls, A. R. (2013). The effect of lipoic acid and vitamin E therapies in individuals with the metabolic syndrome. Nutrition, Metabolism & Cardiovascular Diseases, 23(6), 543-549. doi: 10.1016/j.numecd.2011.11.006

Journal - Research Article

Walker, R. J., Leader, J. P., Bedford, J. J., Gobe, G., Davis, G., Vos, F. E., deJong, S., & Schollum, J. B. W. (2013). Chronic interstitial fibrosis in the rat kidney induced by long-term (6-mo) exposure to lithium. American Journal of Physiology: Renal Physiology, 304(3), F300-F307. doi: 10.1152/ajprenal.00182.2012

Journal - Research Article

Walker, R., Derrett, S., Campbell, J., Marshall, M. R., Henderson, A., Schollum, J., Williams, S., & McNoe, B. (2013). Dialysis outcomes in those aged ≥ 65 years. BMC Nephrology, 14, 175. doi: 10.1186/1471-2369-14-175

Journal - Research Article

Zacharias, M., Mugawar, M., Herbison, G. P., Walker, R. J., Hovhannisyan, K., Sivalingam, P., & Conlon, N. P. (2013). Interventions for protecting renal function in the perioperative period (Review). Cochrane Database of Systematic Reviews, 9, CD003590. doi: 10.1002/14651858.CD003590.pub4

Journal - Research Article

Berney-Meyer, L., Putt, T., Schollum, J., & Walker, R. (2012). Nephrotoxicity of recreational party drugs. Nephrology, 17(2), 99-103. doi: 10.1111/j.1440-1797.2011.01537.x

Journal - Research Article

Nejat, M., Pickering, J. W., Devarajan, P., Bonventre, J. V., Edelstein, C. L., Walker, R. J., & Endre, Z. H. (2012). Some biomarkers of acute kidney injury are increased in pre-renal acute injury. Kidney International, 81, 1254-1262. doi: 10.1038/ki.2012.23

Journal - Research Article

Pickering, J. W., Frampton, C. M., Walker, R. J., Shaw, G. M., & Endre, Z. H. (2012). Four hour creatinine clearance is better than plasma creatinine for monitoring renal function in critically ill patients. Critical Care, 16, R107. doi: 10.1186/cc11391

Journal - Research Article

Schollum, J. B. W., & Walker, R. J. (2012). Adult urinary tract infection. British Journal of Hospital Medicine, 73(4), 218-223.

Journal - Research Article

Ting, Y.-T., Coates, P. T., Walker, R. J., & McLellan, A. D. (2012). Urinary tubular biomarkers as potential early predictors of renal allograft rejection. Nephrology, 17(1), 11-16. doi: 10.1111/j.1440-1797.2011.01536.x

Journal - Research Article

Todd, A. S., MacGinley, R. J., Schollum, J. B. W., Williams, S. M., Sutherland, W. H. F., Mann, J. I., & Walker, R. J. (2012). Dietary sodium loading in normotensive healthy volunteers does not increase arterial vascular reactivity or blood pressure. Nephrology, 17(3), 249-256. doi: 10.1111/j.1440-1797.2011.01550.x

Journal - Research Article

Vos, F. E., Schollum, J. B., Coulter, C. V., Manning, P. J., Duffull, S. B., & Walker, R. J. (2012). Assessment of markers of glycaemic control in diabetic patients with chronic kidney disease using continuous glucose monitoring. Nephrology, 17(2), 182-188. doi: 10.1111/j.1440-1797.2011.01517.x

Journal - Research Article

Winburn, I. C., Gunatunga, K., McKernan, R. D., Walker, R. J., Sammut, I. A., & Harrison, J. C. (2012). Cell damage following carbon monoxide releasing molecule exposure: Implications for therapeutic applications. Basic & Clinical Pharmacology & Toxicology, 111(1), 31-41. doi: 10.1111/j.1742-7843.2012.00856.x

Journal - Research Article

Baigent, C., Landray, M. J., Reith, C., Emberson, J., Wheeler, D. C., Tomson, C., … Walker, R., … on behalf of the SHARP Investigators. (2011). The effects of lowering LDL cholesterol with simvastatin plus ezetimibe in patients with chronic kidney disease (Study of Heart and Renal Protection): A randomised placebo-controlled trial. Lancet, 377(9784), 2181-2192. doi: 10.1016/S0140-6736(11)60739-3

Journal - Research Article

Bird, S. D., Legge, M., & Walker, R. J. (2011). Thiols stabilize cobblestone morphology of cultured mesothelial cells. Cell Biology International, 35(8), 857-867. doi: 10.1042/CBI20100593

Journal - Research Article

Endre, Z. H., Pickering, J. W., & Walker, R. J. (2011). Clearance and beyond: The complementary roles of GFR measurement and injury biomarkers in acute kidney injury (AKI). American Journal of Physiology: Renal Physiology, 301(4), F697-F707. doi: 10.1152/ajprenal.00448.2010

Journal - Research Article

Endre, Z. H., Pickering, J. W., Walker, R. J., Devarajan, P., Edelstein, C. L., Bonventre, J. V., Frampton, C. M., … Shaw, G. M., Henderson, S. J., Nejat, M., Schollum, J. B. W., & George, P. M. (2011). Improved performance of urinary biomarkers of acute kidney injury in the critically ill by stratification for injury duration and baseline renal function. Kidney International, 79, 1119-1130. doi: 10.1038/ki.2010.555

Journal - Research Article

Korell, J., Vos, F. E., Coulter, C. V., Schollum, J. B., Walker, R. J., & Duffull, S. B. (2011). Modeling red blood cell survival data. Journal of Pharmacokinetics & Pharmacodynamics, 38(6), 797-801. doi: 10.1007/s10928-011-9220-6

Journal - Research Article

Li, P. K.-T., Cheung, W. L., Lui, S. L., Blagg, C., Cass, A., Hooi, L. S., … Walker, R., … Yu, A. W.-Y. (2011). Increasing home-based dialysis therapies to tackle dialysis burden around the world: A position statement on dialysis economics from the 2nd Congress of the International Society for Hemodialysis. Hemodialysis International, 15(1), 10-14. doi: 10.1111/j.1542-4758.2010.00512.x

Journal - Research Article

Slade, H., Williams, S. M., Manning, P. J., & Walker, R. J. (2011). High-risk diabetic nephropathy patients: The outcome of evidence-based clinical practice in an outpatient clinic. Diabetes Research & Clinical Practice, 92(3), 356-360. doi: 10.1016/j.diabres.2011.02.022

Journal - Research Article

Vos, F. E., Manning, P. J., Sutherland, W. H. F., Schollum, J. B., & Walker, R. J. (2011). Anti-inflammatory effect of an insulin infusion in patients on maintenance haemodialysis: A randomized controlled pilot study. Nephrology, 16(1), 68-75. doi: 10.1111/j.1440-1797.2010.01329.x

Journal - Research Article

Vos, F. E., Schollum, J. B., & Walker, R. J. (2011). Glycated albumin is the preferred marker for assessing glycaemic control in advanced chronic kidney disease. NDT Plus, 4(6), 368-375. doi: 10.1093/ndtplus/sfr140

Journal - Research Article

Vos, F. E., Schollum, J. B., Coulter, C. V., Doyle, T. C. A., Duffull, S. B., & Walker, R. J. (2011). Red blood cell survival in long-term dialysis patients. American Journal of Kidney Diseases, 58(4), 591-598. doi: 10.1053/j.ajkd.2011.03.031

Journal - Research Article

Vos, F. E., Schollum, J. B., Coulter, C. V., Doyle, T. C. A., Duffull, S. B., & Walker, R. J. (2011). Red blood cell survival (RBC) in patients on long-term dialysis. Nephrology, 16(Suppl. 1), 74. doi: 10.1111/j.1440-1797.2011.01493_7.x

Journal - Research Article

Derrett, S., Darmody, M., Williams, S., Rutherford, M., Schollum, J., & Walker, R. (2010). Older peoples' satisfaction with home-based dialysis. Nephrology, 15(4), 464-470. doi: 10.1111/j.1440-1797.2010.01286.x

Journal - Research Article

Endre, Z. H., Walker, R. J., Pickering, J. W., Shaw, G. M., Frampton, C. M., Henderson, S. J., Hutchison, R., … Robinson, J. M., Schollum, J. B. W., … Celi, L. A., … George, P. M. (2010). Early intervention with erythropoietin does not affect the outcome of acute kidney injury (the EARLYARF trial). Kidney International, 77, 1020-1030. doi: 10.1038/ki.2010.25

Journal - Research Article

Nejat, M., Pickering, J. W., Walker, R. J., & Endre, Z. H. (2010). Rapid detection of acute kidney injury by plasma cystatin C in the intensive care unit. Nephrology Dialysis Transplantation, 25, 3283-3289. doi: 10.1093/ndt/gfq176

Journal - Research Article

Nejat, M., Pickering, J. W., Walker, R. J., Westhuyzen, J., Shaw, G. M., Frampton, C. M., & Endre, Z. H. (2010). Urinary cystatin C is diagnostic of acute kidney injury and sepsis, and predicts mortality in the intensive care unit. Critical Care, 14(3), R85. doi: 10.1186/cc9014

Journal - Research Article

SHARP Collaborative Group, including Walker, R. (2010). Study of Heart and Renal Protection (SHARP): Randomized trial to access the effects of lowering low-density lipoprotein cholesterol among 9,438 patients with chronic kidney disease. American Heart Journal, 160(5), 785-794 e10. doi: 10.1016/j.ahj.2010.08.012

Journal - Research Article

Ting, Y. T., Coates, T. P., Marti, H. P., Dunn, A. C., Parker, R. M., Pickering, J. W., Jack, R. W., Kemp, R. A., Walker, R. J., & McLellan, A. D. (2010). Urinary soluble HLA-DR is a potential biomarker for acute renal transplant rejection. Transplantation, 89(9), 1071-1078. doi: 10.1097/TP.0b013e3181d15492

Journal - Research Article

Todd, A. S., MacGinley, R. J., Schollum, J. B. W., Johnson, R. J., Williams, S. M., Sutherland, W. H. F., Mann, J. I., & Walker, R. J. (2010). Dietary salt loading impairs arterial vascular reactivity. American Journal of Clinical Nutrition, 91(3), 557-564. doi: 10.3945/ajcn.2009.28645

Journal - Research Article

Bird, S. D., Walker, R. J., & Legge, M. (2009). L-Cysteine improves survival and growth of mesothelial cells after freezing. Cell Biology International, 33(11), 1155-1164. doi: 10.1016/j.cellbi.2009.08.003

Journal - Research Article

Bedford, J. J., Leader, J. P., Jing, R., Walker, L. J., Klein, J. D., Sands, J. M., & Walker, R. J. (2008). Amiloride restores renal medullary osmolytes in lithium-induced nephrogenic diabetes insipidus. American Journal of Physiology: Renal Physiology, 294, F812-F820. doi: 10.1152/ajprenal.00554.2007

Journal - Research Article

Bedford, J. J., Weggery, S., Ellis, G., McDonald, F. J., Joyce, P. R., Leader, J. P., & Walker, R. J. (2008). Lithium-induced nephrogenic diabetes insipidus: Renal effects of amiloride. Clinical Journal of the American Society of Nephrology, 3(5), 1324-1331.

Journal - Research Article

More publications...