scholarly journals Gestational microbiome: metabolic perturbations and developmental programming

Reproduction ◽  
2021 ◽  
Vol 162 (6) ◽  
pp. R85-R98
Author(s):  
Sophia Han ◽  
Charlotte C Ellberg ◽  
Isoken N Olomu ◽  
Arpita K Vyas

A growing body of research suggests that alterations to the human microbiome are associated with disease states, including obesity and diabetes. During pregnancy, these disease states are associated with maternal microbial dysbiosis. This review discusses the current literature regarding the typical maternal and offspring microbiome as well as alterations to the microbiome in the context of obesity, type 2 diabetes mellitus, and gestational diabetes mellitus. Furthermore, this review outlines the proposed mechanisms linking associations between the maternal microbiome in the aforementioned disease states and offspring microbiome. Additionally, this review highlights associations between alterations in offspring microbiome and postnatal health outcomes.

2021 ◽  
Vol 49 (11) ◽  
pp. 030006052110482
Author(s):  
Xiaoqin Ha ◽  
Xiaoling Cai ◽  
Huizhe Cao ◽  
Jie Li ◽  
Bo Yang ◽  
...  

Objective Insulin resistance (IR) is a key defect in type 2 diabetes mellitus (T2DM); therefore, effective means of ameliorating IR are sought. Methods We performed a retrospective cohort study of 154 patients with T2DM and 39 with pre-diabetes (pre-DM). The effects of IR and a high concentration of FFA on gene expression were determined using microarray analysis and quantitative reverse transcription polymerase chain reaction (RT-qPCR) in patients with T2DM or pre-DM. Results Serum FFA concentration and homeostasis model assessment of IR (HOMA-IR) were significantly higher in patients with T2DM but no obesity and in those with pre-DM than in controls. HOMA-IR was significantly associated with T2DM. RT-qPCR showed that the expression of FBJ murine osteosarcoma viral oncogene homolog ( FOS) and AE binding protein 1 ( AEBP1) was much lower in the circulation of participants with obesity and diabetes. RT-qPCR showed that the expression of docking protein 1 ( DOK1) was significantly lower in the blood of participants with diabetes but no obesity and in those with pre-DM than in controls. Conclusions FFA and DOK1 are associated with IR in patients with T2DM but no obesity or pre-DM. The downregulation of DOK1 might inhibit lipid synthesis and induce lipolysis, inducing or worsening IR.


2020 ◽  
Vol 26 (1) ◽  
pp. 1-20 ◽  
Author(s):  
Fatheya Alawadi ◽  
Salah Abusnana ◽  
Bachar Afandi ◽  
Khaled M. Aldahmani ◽  
Omniyat Alhajeri ◽  
...  

Rapid urbanisation and socioeconomic development in the United Arab Emirates (UAE) have led to the widespread adoption of a sedentary lifestyle and Westernised diet in the local population and consequently a high prevalence of obesity and diabetes. In 2019, International Diabetes Federation statistics reported a diabetes prevalence rate of 16.3% for the adult population in the UAE. In view of the wealth of recent literature on diabetes care and new pharmacotherapeutics, the Emirates Diabetes Society convened a panel of experts to update existing local guidelines with international management recommendations. The goal is to improve the standard of care for people with diabetes through increased awareness of these management practices among healthcare providers licensed by national health authorities. These consensus guidelines address the screening, diagnosis and management of type 2 diabetes mellitus in adults including individuals at risk of developing the disease.


2009 ◽  
Vol 35 (6) ◽  
pp. 1004-1013 ◽  
Author(s):  
Otilia Perichart-Perera ◽  
Margie Balas-Nakash ◽  
Adalberto Parra-Covarrubias ◽  
Ameyalli Rodriguez-Cano ◽  
Aurora Ramirez-Torres ◽  
...  

2016 ◽  
Vol 165 (4) ◽  
pp. 299
Author(s):  
Wataru Nagahori ◽  
Hiromasa Takenoshita ◽  
Kataoka Yuki ◽  
Miho Kimachi

2012 ◽  
Vol 2012 ◽  
pp. 1-13 ◽  
Author(s):  
Stephen A. Myers ◽  
Alex Nield ◽  
Mark Myers

Zinc is an essential trace element that plays a vital role in maintaining many biological processes and cellular homeostasis. Dysfunctional zinc signaling is associated with a number of chronic disease states including cancer, cardiovascular disease, Alzheimer’s disease, and diabetes. Cellular homeostasis requires mechanisms that tightly control the uptake, storage, and distribution of zinc. This is achieved through the coordinated actions of zinc transporters and metallothioneins. Evidence on the role of these proteins in type 2 diabetes mellitus (T2DM) is now emerging. Zinc plays a key role in the synthesis, secretion and action of insulin in both physiological and pathophysiological states. Moreover, recent studies highlight zinc’s dynamic role as a “cellular second messenger” in the control of insulin signaling and glucose homeostasis. This suggests that zinc plays an unidentified role as a novel second messenger that augments insulin activity. This previously unexplored concept would raise a whole new area of research into the pathophysiology of insulin resistance and introduce a new class of drug target with utility for diabetes pharmacotherapy.


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