The preservation of islet with alginate encapsulation in the process of transportation.

Abstract:

:Restoration of insulin secretion by transplantation of isolated islets is a treatment for type Ι diabetes mellitus. One of the major issues with clinical treatment of islet transplantation is how to maintain islet viability during transportation from the donor to the patient. We developed a method that uses alginate encapsulation to protect islets from mechanical damage during shipment. We tested several variables for their impact on islet viability during transportation and used the significant variable to build a response surface methodology (RSM) model by the Box-Behnken design method. This type of model is a mathematical and statistical technique that we used to optimize the conditions for islet viability during shipment. In this study, the factors that significantly affected islet survival rate were incubation time, serum concentration, and preservation time. Then, an empirical model was built to optimize conditions of the islets for shipping according to the responses of the effect factors with RSM. This model can be used to predict the islet survival rate and can serve as a guide for optimizing the transportation method of islets and increasing the success rate of the transplant procedure.

authors

Li N,Zhang Y,Xiu Z,Wang Y,Chen L,Wang S,Li S,Guo X,Ma X

doi

10.1002/bab.1295

subject

Has Abstract

pub_date

2015-07-01 00:00:00

pages

530-6

issue

4

eissn

0885-4513

issn

1470-8744

journal_volume

62

pub_type

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