In male rats, the ability of central insulin to suppress glucose production is impaired by olanzapine, whereas glucose uptake is left intact

C Kowalchuk, C Teo, V Wilson, A Chintoh, L Lam… - Journal of Psychiatry and …, 2017 - jpn.ca
Background: Insulin receptors are widely expressed in the brain and may represent a
crossroad between metabolic and cognitive disorders. Although antipsychotics, such as …

Differential effects of 3 classes of antidiabetic drugs on olanzapine-induced glucose dysregulation and insulin resistance in female rats

HN Boyda, RM Procyshyn, L Tse, E Hawkes… - Journal of Psychiatry and …, 2012 - jpn.ca
Background: The second-generation antipsychotic drug olanzapine is an effective
pharmacological treatment for psychosis. However, use of the drug is commonly associated …

Acute effects of single-dose olanzapine on metabolic, endocrine, and inflammatory markers in healthy controls

MK Hahn, TMS Wolever, T Arenovich… - Journal of clinical …, 2013 - journals.lww.com
Atypical antipsychotics may “directly” influence glucose homeostasis, increasing risk of type
2 diabetes independently of changes in adiposity. Animal models suggest direct effects after …

Effects of intracerebroventricular (ICV) olanzapine on insulin sensitivity and secretion in vivo: an animal model

MK Hahn, A Chintoh, G Remington, C Teo… - European …, 2014 - Elsevier
The atypical antipsychotics (AAPs) have been associated with an increased risk of type 2
diabetes. While weight gain associated with AAPs is a risk factor for diabetes, preclinical …

Olanzapine-induced insulin resistance may occur via attenuation of central KATP channel-activation

C Kowalchuk, L Castellani, P Kanagsundaram… - Schizophrenia …, 2021 - Elsevier
Antipsychotic use is associated with an increased risk of type 2 diabetes. Recent work
suggests antipsychotics can induce insulin resistance immediately and independently of …

Insulin resistance following continuous, chronic olanzapine treatment: an animal model

AF Chintoh, SW Mann, TKT Lam, A Giacca… - Schizophrenia …, 2008 - Elsevier
Some atypical antipsychotics have been linked to an increased propensity for weight gain
and metabolic disturbances, including type II diabetes. The objective of this study was to …

Antipsychotics impair regulation of glucose metabolism by central glucose

LN Castellani, S Pereira, C Kowalchuk… - Molecular …, 2022 - nature.com
Hypothalamic detection of elevated circulating glucose triggers suppression of endogenous
glucose production (EGP) to maintain glucose homeostasis. Antipsychotics alleviate …

[HTML][HTML] Acute peripheral but not central administration of olanzapine induces hyperglycemia associated with hepatic and extra-hepatic insulin resistance

EM Girault, A Alkemade, E Foppen, MT Ackermans… - 2012 - journals.plos.org
Atypical antipsychotic drugs such as Olanzapine induce weight gain and metabolic changes
associated with the development of type 2 diabetes. The mechanisms underlying the …

Insulin secretion in patients receiving clozapine, olanzapine, quetiapine and risperidone

P Manu, CU Correll, M Wampers, R van Winkel… - Schizophrenia …, 2013 - Elsevier
BACKGROUND: Second-generation antipsychotics (SGAs) increase the risk of type 2
diabetes. The mechanism is thought to center on drug-induced weight gain, which starts the …

Brain insulin action: Implications for the treatment of schizophrenia

SM Agarwal, C Kowalchuk, L Castellani… - …, 2020 - Elsevier
Insulin action in the central nervous system is a major regulator of energy balance and
cognitive processes. The development of central insulin resistance is associated with …