User profiles for G.S. Korbutt

Gregory Korbutt

Professor of Surgery, University of Alberta
Verified email at ualberta.ca
Cited by 23850

Granzyme B: a natural born killer

SJ Lord, RV Rajotte, GS Korbutt… - Immunological …, 2003 - Wiley Online Library
A main pathway used by cytotoxic T lymphocytes (CTLs) and natural killer cells to eliminate
pathogenic cells is via exocytosis of granule components in the direction of the target cell, …

[HTML][HTML] Islet transplantation in seven patients with type 1 diabetes mellitus using a glucocorticoid-free immunosuppressive regimen

…, JRT Lakey, EA Ryan, GS Korbutt… - … England Journal of …, 2000 - Mass Medical Soc
… Inhaled pentamidine (300 mg once a month) was given after transplantation to prevent
infection with Pneumocystis carinii, and oral ganciclovir (1 g three times per day) was given for 14 …

[HTML][HTML] Survival and metabolic function of syngeneic rat islet grafts transplanted in the omental pouch

T Kin, GS Korbutt, RV Rajotte - American Journal of Transplantation, 2003 - Elsevier
Many sites have been tested in an effort to identify the most ideal site to support islet
function and viability. The aim of this study was to evaluate an omental pouch site for islet …

[HTML][HTML] International trial of the Edmonton protocol for islet transplantation

…, M Segal, J Preiksaitis, GS Korbutt… - … England Journal of …, 2006 - Mass Medical Soc
Background Islet transplantation offers the potential to improve glycemic control in a subgroup
of patients with type 1 diabetes mellitus who are disabled by refractory hypoglycemia. We …

Clinical outcomes and insulin secretion after islet transplantation with the Edmonton protocol

EA Ryan, JRT Lakey, RV Rajotte, GS Korbutt, T Kin… - Diabetes, 2001 - Am Diabetes Assoc
Islet transplantation offers the prospect of good glycemic control without major surgical risks.
After our initial report of successful islet transplantation, we now provide further data on 12 …

Successful islet transplantation: continued insulin reserve provides long-term glycemic control

EA Ryan, JRT Lakey, BW Paty, S Imes, GS Korbutt… - Diabetes, 2002 - Am Diabetes Assoc
… Our results show that whereas AIR g and AUC i were closely related, there was no significant
relationship of AIR g and AIR arg in control subjects or study subjects. Thus whereas both …

Long-term survival of neonatal porcine islets in nonhuman primates by targeting costimulation pathways

K Cardona, GS Korbutt, Z Milas, J Lyon, J Cano… - Nature medicine, 2006 - nature.com
We evaluated the ability of neonatal porcine islets to engraft and restore glucose control in
pancreatectomized rhesus macaques. Although porcine islets transplanted into …

Large scale isolation, growth, and function of porcine neonatal islet cells.

GS Korbutt, JF Elliott, Z Ao, DK Smith… - The Journal of …, 1996 - Am Soc Clin Investig
… cellular insulin mass of 38.4 g required 5 wk to normalize diabetic nude mice (15). In the
present study, only 2,000 porcine NIC aggregates containing 4 g insulin were required to …

Glucose-dependent insulin release from genetically engineered K cells

AT Cheung, B Dayanandan, JT Lewis, GS Korbutt… - Science, 2000 - science.org
… For oral glucose tolerance tests, glucose was administered orally by feeding tube (1.5 g/kg
body weight) as a 50% solution (w/v) to mice that had been without food for 14 hours. Blood …

Prolonged exposure of human pancreatic islets to high glucose concentrations in vitro impairs the beta-cell function.

DL Eizirik, GS Korbutt… - The Journal of clinical …, 1992 - Am Soc Clin Investig
The aim of the present study was to clarify whether prolonged in vitro exposure of human
pancreatic islets to high glucose concentrations impairs the function of these cells. For this …