Mechanisms of β-cell dedifferentiation in diabetes: recent findings and future research directions

M Bensellam, JC Jonas… - Journal of …, 2018 - joe.bioscientifica.com
Like all the cells of an organism, pancreatic β-cells originate from embryonic stem cells
through a complex cellular process termed differentiation. Differentiation involves the …

Aging compromises human islet beta cell function and identity by decreasing transcription factor activity and inducing ER stress

S Shrestha, G Erikson, J Lyon, AF Spigelman… - Science …, 2022 - science.org
Pancreatic islet beta cells are essential for maintaining glucose homeostasis. To understand
the impact of aging on beta cells, we performed meta-analysis of single-cell RNA …

[HTML][HTML] Cystic fibrosis–related diabetes is caused by islet loss and inflammation

NJ Hart, R Aramandla, G Poffenberger, C Fayolle… - JCI insight, 2018 - ncbi.nlm.nih.gov
Cystic fibrosis–related (CF-related) diabetes (CFRD) is an increasingly common and
devastating comorbidity of CF, affecting approximately 35% of adults with CF. However, the …

[HTML][HTML] Single-cell transcriptomics of human islet ontogeny defines the molecular basis of β-cell dedifferentiation in T2D

D Avrahami, YJ Wang, J Schug, E Feleke, L Gao… - Molecular …, 2020 - Elsevier
Objective Dedifferentiation of pancreatic β-cells may reduce islet function in type 2 diabetes
(T2D). However, the prevalence, plasticity and functional consequences of this cellular state …

Integrating genetics with single-cell multiomic measurements across disease states identifies mechanisms of beta cell dysfunction in type 2 diabetes

G Wang, J Chiou, C Zeng, M Miller, I Matta, JY Han… - Nature …, 2023 - nature.com
Dysfunctional pancreatic islet beta cells are a hallmark of type 2 diabetes (T2D), but a
comprehensive understanding of the underlying mechanisms, including gene dysregulation …

PDX1LOW MAFALOW β-cells contribute to islet function and insulin release

D Nasteska, NHF Fine, FB Ashford, F Cuozzo… - Nature …, 2021 - nature.com
Transcriptionally mature and immature β-cells co-exist within the adult islet. How such
diversity contributes to insulin release remains poorly understood. Here we show that subtle …

Identification of the shared gene signatures and biological mechanism in type 2 diabetes and pancreatic cancer

Y Hu, N Zeng, Y Ge, D Wang, X Qin, W Zhang… - Frontiers in …, 2022 - frontiersin.org
Background The relationship between pancreatic cancer (PC) and type 2 diabetes mellitus
(T2DM) has long been widely recognized, but the interaction mechanisms are still unknown …

β-Cell Dedifferentiation in Patients With T2D With Adequate Glucose Control and Nondiabetic Chronic Pancreatitis

J Sun, Q Ni, J Xie, M Xu, J Zhang… - The Journal of …, 2019 - academic.oup.com
Abstract Context Type 2 diabetes (T2D) and pancreatogenic diabetes are both associated
with loss of functional β-cell mass. Previous studies have proposed β-cell dedifferentiation …

Abnormal exocrine–endocrine cell cross-talk promotes β-cell dysfunction and loss in MODY8

S Kahraman, E Dirice, G Basile, D Diegisser… - Nature …, 2022 - nature.com
MODY8 (maturity-onset diabetes of the young, type 8) is a dominantly inherited monogenic
form of diabetes associated with mutations in the carboxyl ester lipase (CEL) gene …

[HTML][HTML] Beta cell identity changes with mild hyperglycemia: Implications for function, growth, and vulnerability

AG Ebrahimi, J Hollister-Lock, BA Sullivan… - Molecular …, 2020 - Elsevier
Objective As diabetes develops, marked reductions of insulin secretion are associated with
very modest elevations of glucose. We wondered if these glucose changes disrupt beta cell …