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Pharmacy and Pharmaceutical Sciences

Pancreas

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Full-Text Articles in Medical Physiology

Olive Oil Diet In Mild Pre-Gestational Diabetes Impacts Offspring Β-Cell Development., Bushra Taqui, Farsad Asadi, Evangelina Capobianco, Daniel Barry Hardy, Alicia Jawerbaum, Edith Juliana Arany Jun 2020

Olive Oil Diet In Mild Pre-Gestational Diabetes Impacts Offspring Β-Cell Development., Bushra Taqui, Farsad Asadi, Evangelina Capobianco, Daniel Barry Hardy, Alicia Jawerbaum, Edith Juliana Arany

Physiology and Pharmacology Publications

Maternal diabetes impairs fetal development and increases the risk of metabolic diseases in the offspring. Previously, we showed maternal dietary supplementation with 6% of olive oil prevents diabetes-induced embryo and fetal defects, in part, through the activation of peroxisome proliferator-activated receptors (PPARs). In this study we examined the effects of this diet on neonatal and adult pancreatic development in both male and female offspring. A mild diabetic model was developed by injecting neonatal rats with streptozotocin (90 mg/kg). During pregnancy these dams were fed a chow diet supplemented or not with 6% olive oil. Dual immunohistochemistry was performed to detect …


Maternal Exposure To Δ9-Tetrahydrocannabinol Impairs Female Offspring Glucose Homeostasis And Endocrine Pancreatic Development In The Rat., Ryan Gillies, Kendrick Lee, Sebastian Vanin, Steven R Laviolette, Alison C Holloway, Edith Arany, Daniel B Hardy Apr 2020

Maternal Exposure To Δ9-Tetrahydrocannabinol Impairs Female Offspring Glucose Homeostasis And Endocrine Pancreatic Development In The Rat., Ryan Gillies, Kendrick Lee, Sebastian Vanin, Steven R Laviolette, Alison C Holloway, Edith Arany, Daniel B Hardy

Physiology and Pharmacology Publications

Recent reports indicate that 7% of pregnant mothers in North America use cannabis. This is concerning given that in utero exposure to Δ9-tetrahydrocannabinol (Δ9-THC), the main psychoactive component in cannabis, causes fetal growth restriction and may alter replication and survival of pancreatic β-cells in the offspring. Accordingly, we hypothesized that maternal exposure to Δ9-THC during pregnancy will impair postnatal glucometabolic health of offspring. To test this hypothesis, pregnant Wistar rats were treated with daily intraperitoneal injections of either 3 mg/kg Δ9-THC or vehicle from gestational day 6 to birth. Offspring were subsequently challenged with glucose and insulin at 5 months …


Maternal Exposure To Δ9-Tetrahydrocannabinol Impairs Female Offspring Glucose Homeostasis And Endocrine Pancreatic Development In The Rat., Ryan Gillies, Kendrick Lee, Sebastian Vanin, Steven R Laviolette, Alison C Holloway, Edith Arany, Daniel B Hardy Apr 2020

Maternal Exposure To Δ9-Tetrahydrocannabinol Impairs Female Offspring Glucose Homeostasis And Endocrine Pancreatic Development In The Rat., Ryan Gillies, Kendrick Lee, Sebastian Vanin, Steven R Laviolette, Alison C Holloway, Edith Arany, Daniel B Hardy

Physiology and Pharmacology Publications

Recent reports indicate that 7% of pregnant mothers in North America use cannabis. This is concerning given that in utero exposure to Δ9-tetrahydrocannabinol (Δ9-THC), the main psychoactive component in cannabis, causes fetal growth restriction and may alter replication and survival of pancreatic β-cells in the offspring. Accordingly, we hypothesized that maternal exposure to Δ9-THC during pregnancy would impair postnatal glucometabolic health of offspring. To test this hypothesis, pregnant Wistar rats were treated with daily intraperitoneal injections of either 3 mg/kg Δ9-THC or vehicle from gestational day 6 to birth. Offspring were subsequently challenged with glucose and insulin at 5 months …


Effects Of Protein Deficiency On Perinatal And Postnatal Health Outcomes, Shelby L. Oke, Daniel B. Hardy Jul 2017

Effects Of Protein Deficiency On Perinatal And Postnatal Health Outcomes, Shelby L. Oke, Daniel B. Hardy

Physiology and Pharmacology Publications

There are a variety of environmental insults that can occur during pregnancy which cause low birth weight and poor fetal health outcomes. One such insult is maternal malnutrition, which can be further narrowed down to a low protein diet during gestation. Studies show that perinatal protein deficiencies can impair proper organ growth and development, leading to long-term metabolic dysfunction. Understanding the molecular mechanisms that underlie how this deficiency leads to adverse developmental outcomes is essential for establishing better therapeuticstrategies that may alleviate or prevent diseases in later life. This chapter reviews how perinatal protein restriction in humans and animals leads …