Local integrin activation in pancreatic β cells targets insulin secretion to the vasculature

WJ Gan, OH Do, L Cottle, W Ma, E Kosobrodova… - Cell reports, 2018 - cell.com
The extracellular matrix (ECM) critically affects β cell functions via integrin activation. But
whether these ECM actions drive the spatial organization of β cells, as they do in epithelial …

Role and impact of the extracellular matrix on integrin‐mediated pancreatic β‐cell functions

C Arous, B Wehrle‐Haller - Biology of the Cell, 2017 - Wiley Online Library
Understanding the organisation and role of the extracellular matrix (ECM) in islets of
Langerhans is critical for maintaining pancreatic β‐cells, and to recognise and revert the …

Pancreatic islet vasculature adapts to insulin resistance through dilation and not angiogenesis

C Dai, M Brissova, RB Reinert, L Nyman, EH Liu… - Diabetes, 2013 - Am Diabetes Assoc
Pancreatic islets adapt to insulin resistance through a complex set of changes, including β-
cell hyperplasia and hypertrophy. To determine if islet vascularization changes in response …

The role of vascular cells in pancreatic beta-cell function

G Burganova, C Bridges, P Thorn… - Frontiers in …, 2021 - frontiersin.org
Insulin-producing β-cells constitute the majority of the cells in the pancreatic islets.
Dysfunction of these cells is a key factor in the loss of glucose regulation that characterizes …

Extracellular Matrix–Associated Factors Play Critical Roles in Regulating Pancreatic β-Cell Proliferation and Survival

SE Townsend, M Gannon - Endocrinology, 2019 - academic.oup.com
This review describes formation of the islet basement membrane and the function of
extracellular matrix (ECM) components in β-cell proliferation and survival. Implications for …

Expression of β1 integrin receptors during rat pancreas development—sites and dynamics

NK Yashpal, J Li, MB Wheeler, R Wang - Endocrinology, 2005 - academic.oup.com
The integrin receptors link to extracellular matrix proteins and exert a dynamic role in
development by providing the physical basis for cell adhesion and controlling cell growth. In …

Expression and function of αβ1 integrins in pancretic beta (INS-1) cells

M Krishnamurthy, J Li, M Al-Masri, R Wang - Journal of cell communication …, 2008 - Springer
Integrin-extracellular matrix interactions are important determinants of beta cell behaviours.
The β1 integrin is a well-known regulator of beta cell activities; however, little is known of its …

β1 integrin is a crucial regulator of pancreatic β-cell expansion

GR Diaferia, AJ Jimenez-Caliani, P Ranjitkar… - …, 2013 - journals.biologists.com
Development of the endocrine compartment of the pancreas, as represented by the islets of
Langerhans, occurs through a series of highly regulated events encompassing branching of …

The edges of pancreatic islet β cells constitute adhesive and signaling microdomains

E Geron, S Boura-Halfon, ED Schejter, BZ Shilo - Cell Reports, 2015 - cell.com
Pancreatic islet β cells are organized in rosette-like structures around blood vessels and
exhibit an artery-to-vein orientation, but they do not display the typical epithelial polarity. It is …

Beta cell connectivity in pancreatic islets: a type 2 diabetes target?

GA Rutter, DJ Hodson - Cellular and Molecular Life Sciences, 2015 - Springer
Beta cell connectivity describes the phenomenon whereby the islet context improves insulin
secretion by providing a three-dimensional platform for intercellular signaling processes …