Impact of insulin and insulin resistance on brain dopamine signalling and reward processing–an underexplored mechanism in the pathophysiology of depression?

J Gruber, R Hanssen, M Qubad, A Bouzouina… - Neuroscience & …, 2023 - Elsevier
Type 2 diabetes and major depressive disorder (MDD) are the leading causes of disability
worldwide and have a high comorbidity rate with fatal outcomes. Despite the long …

Insulin resistance in ischemic stroke: Mechanisms and therapeutic approaches

PF Ding, HS Zhang, J Wang, YY Gao, JN Mao… - Frontiers in …, 2022 - frontiersin.org
The pathological condition of insulin resistance prevents the neuroprotective effects of
insulin. Numerous studies have demonstrated that insulin resistance, as an independent risk …

Liraglutide restores impaired associative learning in individuals with obesity

R Hanssen, L Rigoux, B Kuzmanovic, S Iglesias… - Nature …, 2023 - nature.com
Survival under selective pressure is driven by the ability of our brain to use sensory
information to our advantage to control physiological needs. To that end, neural circuits …

Beyond weight loss: Added benefits could guide the choice of anti-obesity medications

V Guglielmi, S Bettini, P Sbraccia, L Busetto… - Current obesity …, 2023 - Springer
Abstract Purpose of Review To highlight the added benefits of approved and upcoming,
centrally-acting, anti-obesity drugs, focusing not only on the most common metabolic and …

The association between glucagon-like peptide-1 receptor agonists (GLP-1 RAs) and suicidality: reports to the Food and Drug Administration Adverse Event Reporting …

RS McIntyre, RB Mansur, JD Rosenblat… - Expert Opinion on …, 2024 - Taylor & Francis
ABSTRACT Introduction Recently, the European Medicines Agency (EMA) received reports
of suicidal thoughts and self-injury associated with glucagon-like peptide-1 receptor …

Ghrelin and glucagon-like peptide-1: a gut-brain axis battle for food reward

L Decarie-Spain, SE Kanoski - Nutrients, 2021 - mdpi.com
Eating behaviors are influenced by the reinforcing properties of foods that can favor
decisions driven by reward incentives over metabolic needs. These food reward-motivated …

Striatal dopamine D2-like receptors availability in obesity and its modulation by bariatric surgery: A systematic review and meta-analysis

G Ribeiro, A Maia, G Cotovio, FPM Oliveira… - Scientific Reports, 2023 - nature.com
There is significant evidence linking a 'reward deficiency syndrome'(RDS), comprising
decreased availability of striatal dopamine D2-like receptors (DD2lR) and addiction-like …

[HTML][HTML] Neural encoding of food and monetary reward delivery

S Oren, M Tittgemeyer, L Rigoux, M Schlamann… - Neuroimage, 2022 - Elsevier
Different types of rewards such as food and money can similarly drive our behavior owing to
shared brain processes encoding their subjective value. However, while the value of money …

Appetite to learn: An allostatic role for AgRP neurons in the maintenance of energy balance

F Reed, SH Lockie, A Reichenbach, CJ Foldi… - Current Opinion in …, 2022 - Elsevier
The relationship between hunger and subsequent feeding has undoubtedly provided strong
selective pressures that underpin motivation, learning and memory processes. Together …

Acute vagus nerve stimulation does not affect liking or wanting ratings of food in healthy participants

FK Müller, V Teckentrup, A Kühnel, M Ferstl… - Appetite, 2022 - Elsevier
The vagus nerve plays a vital role in the regulation of food intake and vagal afferent signals
may help regulate food cue reactivity by providing negative homeostatic feedback. Despite …