Continuous quadrupole magnetic separation of islets during digestion improves purified porcine islet viability

BP Weegman, VS Kumar Sajja… - Journal of Diabetes …, 2016 - Wiley Online Library
Islet transplantation (ITx) is an emerging and promising therapy for patients with
uncontrolled type 1 diabetes. The islet isolation and purification processes require exposure …

Quadrupole magnetic sorting of porcine islets of Langerhans

RM Shenkman, JJ Chalmers, BJ Hering… - … Engineering Part C …, 2009 - liebertpub.com
Islet transplantation is emerging as a treatment option for selected patients with type 1
diabetes. Inconsistent isolation, purification, and recovery of large numbers of high-quality …

Surgical protocol involving the infusion of paramagnetic microparticles for preferential incorporation within porcine islets

MD Rizzari, TM Suszynski, LS Kidder, SA Stein… - Transplantation …, 2010 - Elsevier
INTRODUCTION: Despite significant advances, widespread applicability of islet cell
transplantation remains elusive. Refinement of current islet isolation protocols may improve …

Immunomagnetic isolation of islets from the rat pancreas

P Nandigala, TH Chen, C Yang, WH Hsu… - Biotechnology …, 1997 - Wiley Online Library
Islets were selectively isolated from rat pancreatic digests using magnetic microspheres
coated with anti‐islet monoclonal antibodies. The isolation process was optimized as a …

Optimization of the magnetic field used for immunomagnetic islet purification

JE Davies, RFL James, NJM London… - …, 1995 - journals.lww.com
Purification of islets based on the physical differences in density between exocrine and islet
tissue reduces islet yields and remains one of the factors limiting islet transplantation …

A COMPARISON OF THE USE OF TWO IMMUNOMAGNETIC MICROSPHERES FOR SECONDARY PURIFICATION OF PANCREATIC ISLETS1

JE Davies, S Winoto-Morbach, K Ulrichs… - …, 1996 - journals.lww.com
Immunomagnetic cell separation has been shown to be a highly attractive alternative to
density-dependent methods for islet purification. There are two types of beads, magnetic …

New principle for large-scale preparation of purified human pancreas islets

S Winoto-Morbach, K Ulrichs, G Leyhausen… - Diabetes, 1989 - Am Diabetes Assoc
Because successful human islet transplantation requires large quantities of viable islets that
must be separated from the highly immunogenic exocrine tissue and because handpicking …

Human islet separation utilizing a closed automated purification system

AS Friberg, M Ståhle, H Brandhorst… - Cell …, 2008 - journals.sagepub.com
A central step within the human islet isolation process is the separation of islets from
contaminating exocrine tissue utilizing linear, continuous density gradients manufactured by …

Application of magnetic particle tracking velocimetry to quadrupole magnetic sorting of porcine pancreatic islets

VSK Sajja, TR Hanley, H Gapsis… - Biotechnology and …, 2011 - Wiley Online Library
Magnetic isolation is a promising method for separating and concentrating pancreatic islets
of Langerhans for transplantation in Type 1 diabetes patients. We are developing a …

[HTML][HTML] Magnetic particle imaging of islet transplantation in the liver and under the kidney capsule in mouse models

P Wang, PW Goodwill, P Pandit, J Gaudet… - … Imaging in Medicine …, 2018 - ncbi.nlm.nih.gov
Background Islet transplantation (Tx) represents the most promising therapy to restore
normoglycemia in type 1 diabetes (T1D) patients to date. As significant islet loss has been …