Islet macrophages are associated with islet vascular remodeling and compensatory hyperinsulinemia during diabetes

M Chittezhath, D Gunaseelan… - American Journal …, 2019 - journals.physiology.org
β-Cells respond to peripheral insulin resistance by first increasing circulating insulin during
diabetes. Islet remodeling supports this compensation, but its drivers remain poorly …

[HTML][HTML] Macrophage alterations in islets of obese mice linked to beta cell disruption in diabetes

JY Chan, K Lee, EL Maxwell, C Liang, DR Laybutt - Diabetologia, 2019 - Springer
Aims/hypothesis Mild islet inflammation has been suggested as a contributing factor to beta
cell failure in type 2 diabetes. Macrophage levels are elevated in the islets of humans and …

Minireview: emerging concepts in islet macrophage biology in type 2 diabetes

DL Morris - Molecular endocrinology, 2015 - academic.oup.com
Chronic systemic inflammation is a hallmark feature of obesity and type 2 diabetes. Both
resident and recruited islet macrophages contribute to the proinflammatory milieu of the …

[HTML][HTML] Expansion of islet-resident macrophages leads to inflammation affecting β cell proliferation and function in obesity

W Ying, YS Lee, Y Dong, JS Seidman, M Yang, R Isaac… - Cell metabolism, 2019 - cell.com
The nature of obesity-associated islet inflammation and its impact on β cell abnormalities
remains poorly defined. Here, we explore immune cell components of islet inflammation and …

Inflammatory mechanisms in diabetes: lessons from the β-cell

HE Hohmeier, VV Tran, G Chen, R Gasa… - International Journal of …, 2003 - nature.com
Inflammation plays an important role in the destruction of pancreatic islet β-cells that leads to
type I diabetes. This involves infiltration of T-cells and macrophages into the islets and local …

[HTML][HTML] Islet inflammation in type 2 diabetes

M Böni-Schnetzler, DT Meier - Seminars in immunopathology, 2019 - Springer
Metabolic diseases including type 2 diabetes are associated with meta-inflammation. β-Cell
failure is a major component of the pathogenesis of type 2 diabetes. It is now well …

Critical roles for macrophages in islet angiogenesis and maintenance during pancreatic degeneration

JS Tessem, JN Jensen, H Pelli, XM Dai, XH Zong… - Diabetes, 2008 - Am Diabetes Assoc
OBJECTIVE—Chronic pancreatitis, characterized by pancreatic exocrine tissue destruction
with initial maintenance of islets, eventually leads to insulin-dependent diabetes in most …

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 …

[HTML][HTML] Functional characterization of the human islet microvasculature using living pancreas slices

L Mateus Gonçalves, J Almaça - Frontiers in endocrinology, 2021 - frontiersin.org
Pancreatic islets are clusters of endocrine cells that secrete different hormones to regulate
blood glucose levels. Efficient hormone secretion requires a close interaction of endocrine …

The role of macrophages in obesity-associated islet inflammation and β-cell abnormalities

W Ying, W Fu, YS Lee, JM Olefsky - Nature Reviews Endocrinology, 2020 - nature.com
Chronic, unresolved tissue inflammation is a well-described feature of obesity, type 2
diabetes mellitus (T2DM) and other insulin-resistant states. In this context, adipose tissue …