Role of inflammation and insulin resistance in endothelial progenitor cell dysfunction

CV Desouza, FG Hamel, K Bidasee, K O'Connell - Diabetes, 2011 - Am Diabetes Assoc
OBJECTIVE Endothelial progenitor cells (EPCs) are decreased in number and function in
type 2 diabetes. Mechanisms by which this dysfunction occurs are largely unknown. We …

Insulin demand regulates β cell number via the unfolded protein response

RB Sharma, AC O'Donnell… - The Journal of …, 2015 - Am Soc Clin Investig
Although stem cell populations mediate regeneration of rapid turnover tissues, such as skin,
blood, and gut, a stem cell reservoir has not been identified for some slower turnover …

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 …

Stress-impaired transcription factor expression and insulin secretion in transplanted human islets

C Dai, NS Kayton, A Shostak… - The Journal of …, 2016 - Am Soc Clin Investig
Type 2 diabetes is characterized by insulin resistance, hyperglycemia, and progressive β
cell dysfunction. Excess glucose and lipid impair β cell function in islet cell lines, cultured …

HGF/NK4 inhibited VEGF-induced angiogenesis in in vitro cultured endothelial cells and in vivo rabbit model

M Nakabayashi, R Morishita, H Nakagami, K Kuba… - Diabetologia, 2003 - Springer
Aims/hypothesis. As vascular endothelial growth factor (VEGF) plays a pivotal role in the
development of diabetic retinopathy, inhibition of angiogenesis induced by VEGF is crucial …

Adrb2 controls glucose homeostasis by developmental regulation of pancreatic islet vasculature

AM Ceasrine, EE Lin, DN Lumelsky, R Iyer, R Kuruvilla - Elife, 2018 - elifesciences.org
A better understanding of processes controlling the development and function of pancreatic
islets is critical for diabetes prevention and treatment. Here, we reveal a previously …

VASCULAR ENDOTHELIAL GROWTH FACTOR IS INCREASED IN DEVASCULARIZED RAT ISLETS OF LANGERHANS IN VITRO1

DL Gorden, SJ Mandriota, R Montesano, L Orci… - …, 1997 - journals.lww.com
Vascular endothelial growth factor (VEGF) is an endothelial cell-specific mitogen with potent
angiogenic and vascular permeability-inducing properties, both of which may be important …

Dipeptidyl peptidase IV inhibition activates CREB and improves islet vascularization through VEGF-A/VEGFR-2 signaling pathway

B Samikannu, C Chen, N Lingwal, M Padmasekar… - PLoS …, 2013 - journals.plos.org
Substitution of pancreatic islets is a potential therapy to treat diabetes and it depends on
reconstitution of islet's capillary network. In this study, we addressed the question whether …

New insights into adipose tissue VEGF-A actions in the control of obesity and insulin resistance

I Elias, S Franckhauser, F Bosch - Adipocyte, 2013 - Taylor & Francis
Vascular endothelial growth factor A (VEGF-A) is classically viewed as a key factor in
angiogenesis and tissue remodeling. However, recent evidence suggests a potential role of …

Targeting VEGF-B as a novel treatment for insulin resistance and type 2 diabetes

CE Hagberg, A Mehlem, A Falkevall, L Muhl, BC Fam… - Nature, 2012 - nature.com
The prevalence of type 2 diabetes is rapidly increasing, with severe socioeconomic impacts,.
Excess lipid deposition in peripheral tissues impairs insulin sensitivity and glucose uptake …