Common type 2 diabetes risk variant in MTNR1B worsens the deleterious effect of melatonin on glucose tolerance in humans

M Garaulet, P Gómez-Abellán, P Rubio-Sastre… - Metabolism, 2015 - Elsevier
Abstract Aims The common MTNR1B genetic variant rs10830963 is associated with an
increased risk of type 2 diabetes (T2D). To date, no experimental study has tested the effect …

A common variant in MTNR1B, encoding melatonin receptor 1B, is associated with type 2 diabetes and fasting plasma glucose in Han Chinese individuals

T Rönn, J Wen, Z Yang, B Lu, Y Du, L Groop, R Hu… - Diabetologia, 2009 - Springer
Aims/hypothesis Recently, three groups independently reported that variation in MTNR1B,
the gene encoding melatonin receptor 1B, was associated with an increased risk of type 2 …

Common genetic variation in the melatonin receptor 1B gene (MTNR1B) is associated with decreased early-phase insulin response

C Langenberg, L Pascoe, A Mari, A Tura, M Laakso… - Diabetologia, 2009 - Springer
Aims/hypothesis We investigated whether variation in MTNR1B, which was recently
identified as a common genetic determinant of fasting glucose levels in healthy, diabetes …

MTNR1B G24E Variant Associates With BMI and Fasting Plasma Glucose in the General Population in Studies of 22,142 Europeans

EA Andersson, B Holst, T Sparsø, N Grarup… - Diabetes, 2010 - Am Diabetes Assoc
OBJECTIVE Common variants in the melatonin receptor type 1B (MTNR1B) locus have
been shown to increase fasting plasma glucose (FPG) and the risk of type 2 diabetes. The …

The rs10830963 polymorphism of the MTNR1B gene: association with abnormal glucose, insulin and C-peptide kinetics

D Vejrazkova, M Vankova, J Vcelak, H Krejci… - Frontiers in …, 2022 - frontiersin.org
Background The MTNR1B gene encodes a receptor for melatonin, a hormone regulating
biorhythms. Disruptions in biorhythms contribute to the development of type 2 diabetes …

Impact of Common Diabetes Risk Variant in MTNR1B on Sleep, Circadian, and Melatonin Physiology

JM Lane, AM Chang, AC Bjonnes, D Aeschbach… - Diabetes, 2016 - Am Diabetes Assoc
The risk of type 2 diabetes (T2D) is increased by abnormalities in sleep quantity and quality,
circadian alignment, and melatonin regulation. A common genetic variant in a receptor for …

Interplay of Dinner Timing and MTNR1B Type 2 Diabetes Risk Variant on Glucose Tolerance and Insulin Secretion: A Randomized Crossover Trial

M Garaulet, J Lopez-Minguez, HS Dashti… - Diabetes …, 2022 - Am Diabetes Assoc
OBJECTIVE We tested whether the concurrence of food intake and elevated concentrations
of endogenous melatonin, as occurs with late eating, results in impaired glucose control, in …

Melatonin signalling and type 2 diabetes risk: too little, too much or just right?

H Mulder - Diabetologia, 2017 - Springer
Of the associations of genetic variants with type 2 diabetes, the one of an SNP in an intron of
the gene encoding the melatonin receptor 1B (MTNR1B) has been remarkably robust. Work …

Genetic variants in MTNR1B affecting insulin secretion

K Müssig, H Staiger, F Machicao, HU Häring… - Annals of …, 2010 - Taylor & Francis
The incidence of type 2 diabetes mellitus has markedly increased worldwide over the past
decades. Pancreatic β-cell dysfunction as well as central and peripheral insulin resistance …

Acute metabolic effects of melatonin—a randomized crossover study in healthy young men

U Kampmann, ES Lauritzen, N Grarup… - Journal of Pineal …, 2021 - Wiley Online Library
Melatonin regulates circadian rhythm, but may also have effects on glucose homeostasis. A
common G‐allele in the MTNR1B locus has been associated with an increased risk of type 2 …