Collagen type VI interaction improves human islet survival in immunoisolating microcapsules for treatment of diabetes

LA Llacua, A Hoek, BJ de Haan, P de Vos - Islets, 2018 - Taylor & Francis
Collagens are the most abundant fibrous protein in the human body and constitute the main
structural element of the extracellular matrix. It provides mechanical and physiological …

In situ type I oligomeric collagen macroencapsulation promotes islet longevity and function in vitro and in vivo

CH Stephens, KS Orr, AJ Acton… - American Journal …, 2018 - journals.physiology.org
Widespread use of pancreatic islet transplantation for treatment of type 1 diabetes (T1D) is
currently limited by requirements for long-term immunosuppression, limited donor supply …

Laminin and collagen IV inclusion in immunoisolating microcapsules reduces cytokine‐mediated cell death in human pancreatic islets

LA Llacua, BJ de Haan, P de Vos - Journal of tissue …, 2018 - Wiley Online Library
Extracellular matrix (ECM) molecules have several functions in pancreatic islets, including
provision of mechanical support and prevention of cytotoxicity during inflammation. During …

[HTML][HTML] Extracellular matrix inclusion in immunoisolating alginate-based microcapsules promotes longevity, reduces fibrosis, and supports function of islet allografts in …

R Kuwabara, T Qin, LA Llacua, S Hu, MV Boekschoten… - Acta Biomaterialia, 2023 - Elsevier
Immunoisolation of pancreatic-islets in alginate-microcapsules is applied to treat diabetes.
However, long-term islet function is limited, which might be due to damaged and lack of …

Fibroblast populated collagen matrix promotes islet survival and reduces the number of islets required for diabetes reversal

RB Jalili, A Moeen Rezakhanlou… - Journal of cellular …, 2011 - Wiley Online Library
Islet transplantation represents a viable treatment for type 1 diabetes. However, due to loss
of substantial mass of islets early after transplantation, islets from two or more donors are …

Extracellular matrix components supporting human islet function in alginate‐based immunoprotective microcapsules for treatment of diabetes

A Llacua, BJ de Haan, SA Smink… - Journal of biomedical …, 2016 - Wiley Online Library
In the pancreas, extracellular matrix (ECM) components play an import role in providing
mechanical and physiological support, and also contribute to the function of islets. These …

Microwell scaffolds using collagen-IV and laminin-111 lead to improved insulin secretion of human islets

E Hadavi, J Leijten, M Engelse… - … Engineering Part C …, 2019 - liebertpub.com
Intrahepatic islet transplantation is a promising therapy for treatment of type 1 diabetes.
During islet isolation, collagenase is used to extract islets from the pancreas, leading to loss …

Enhanced function of immuno-isolated islets in diabetes therapy by co-encapsulation with an anti-inflammatory drug

TT Dang, AV Thai, J Cohen, JE Slosberg… - Biomaterials, 2013 - Elsevier
Immuno-isolation of islets has the potential to enable the replacement of pancreatic function
in diabetic patients. However, host response to the encapsulated islets frequently leads to …

[HTML][HTML] Three-dimensional scaffolds reduce islet amyloid formation and enhance survival and function of cultured human islets

Y Zhang, RB Jalili, GL Warnock, Z Ao… - The American journal of …, 2012 - Elsevier
Islet transplantation provides a promising approach for treatment of type 1 diabetes mellitus.
Amyloid formation and loss of extracellular matrix are two nonimmune factors contributing to …

In situ formation and collagen-alginate composite encapsulation of pancreatic islet spheroids

BR Lee, JW Hwang, YY Choi, SF Wong, YH Hwang… - Biomaterials, 2012 - Elsevier
In this study, we suggest in situ islet spheroid formation and encapsulation on a single
platform without replating as a method for producing mono-disperse spheroids and …