Exploring pancreatic beta-cell subgroups and their connectivity

GA Rutter, A Gresch, L Delgadillo Silva… - Nature …, 2024 - nature.com
Functional pancreatic islet beta cells are essential to ensure glucose homeostasis across
species from zebrafish to humans. These cells show significant heterogeneity, and emerging …

[HTML][HTML] Host responses to implants revealed by intravital microscopy

E Dondossola, P Friedl - Nature Reviews Materials, 2022 - nature.com
Biomaterials, biomedical devices and engineered cell grafts can be implanted to restitute
tissue anatomy and function. Such implants can either integrate physiologically, with no or …

[HTML][HTML] Pancreatic beta cell autophagy is impaired in type 1 diabetes

C Muralidharan, AM Conteh, MR Marasco, JJ Crowder… - Diabetologia, 2021 - Springer
Methods Pancreases were collected from chloroquine-injected and non-injected non-obese
diabetes-resistant (NOR) and non-obese diabetic (NOD) mice. Age-and BMI-matched …

Pancreatic β-cells communicate with vagal sensory neurons

M Makhmutova, J Weitz, A Tamayo, E Pereira… - Gastroenterology, 2021 - Elsevier
Background And Aims Destroying visceral sensory nerves impacts pancreatic islet function,
glucose metabolism, and diabetes onset, but how islet endocrine cells interact with sensory …

Mitofusin 1 and 2 regulation of mitochondrial DNA content is a critical determinant of glucose homeostasis

V Sidarala, J Zhu, E Levi-D'Ancona, GL Pearson… - Nature …, 2022 - nature.com
Abstract The dynamin-like GTPases Mitofusin 1 and 2 (Mfn1 and Mfn2) are essential for
mitochondrial function, which has been principally attributed to their regulation of …

Nutrient metabolism, subcellular redox state, and oxidative stress in pancreatic islets and β-cells

LP Roma, JC Jonas - Journal of molecular biology, 2020 - Elsevier
Insulin-secreting pancreatic β-cells play a critical role in blood glucose homeostasis and the
development of type 2 diabetes (T2D) in the context of insulin resistance. Based on data …

In vivo imaging with genetically encoded redox biosensors

AI Kostyuk, AS Panova, AD Kokova, DA Kotova… - International journal of …, 2020 - mdpi.com
Redox reactions are of high fundamental and practical interest since they are involved in
both normal physiology and the pathogenesis of various diseases. However, this area of …

The beta cell-immune cell interface in type 1 diabetes (T1D)

EA James, AV Joglekar, AK Linnemann, HA Russ… - Molecular …, 2023 - Elsevier
Background T1D is an autoimmune disease in which pancreatic islets of Langerhans are
infiltrated by immune cells resulting in the specific destruction of insulin-producing islet beta …

The frontier of live tissue imaging across space and time

Q Huang, A Garrett, S Bose, S Blocker, AC Rios… - Cell Stem Cell, 2021 - cell.com
What you see is what you get—imaging techniques have long been essential for
visualization and understanding of tissue development, homeostasis, and regeneration …

Reduced synchroneity of intra-islet Ca2+ oscillations in vivo in Robo-deficient β cells

MT Adams, JAM Dwulet, JK Briggs, CA Reissaus, E Jin… - Elife, 2021 - elifesciences.org
The spatial architecture of the islets of Langerhans is hypothesized to facilitate synchronized
insulin secretion among β cells, yet testing this in vivo in the intact pancreas is challenging …