scholarly journals The Relationship between Erythrocytes and Diabetes Mellitus

2021 ◽  
Vol 2021 ◽  
pp. 1-9
Author(s):  
Yaqi Wang ◽  
Peiyuan Yang ◽  
Zhaoli Yan ◽  
Zhi Liu ◽  
Qiang Ma ◽  
...  

High blood glucose level (hyperglycemia) is a leading indicator of diabetes mellitus (DM). Erythrocytes are the most abundant cells in the circulation and the first to perceive changes in plasma composition. Long-lasting hyperglycemia affects the structure and function of erythrocytes. The detection of erythrocyte-related indicators can provide a valuable reference for the prevention, diagnosis, and treatment of DM and its complications. This paper reviews the normal structure and function of erythrocytes, the changes in erythrocytes in patients with diabetes, and the role of erythrocytes in the development of diabetic complications to provide more indicators for the early prevention of DM complications and to monitor the therapeutic effect of DM.

2022 ◽  
pp. 165-178
Author(s):  
Chunlong Mu ◽  
◽  
Weiyun Zhu ◽  

The gut epithelium acts as a barrier to the gut environment. The integrity of the epithelial structure and function is thus critical for microbiome-host interaction. The gut microbiome can regulate the utilization and synthesis of mucin, the expressions of the intercellular junction complex, and the functioning of specific epithelial cells, such as enterochromaffin cells and stem cells in pigs. The factors involved include microbial metabolites, especially short-chain fatty acids and host-microbe co-metabolism. Recent studies have revealed the essential role of amino acid metabolism in regulating the gut microbiome and epithelial barrier. This chapter discusses how the pig gut microbiome modulates epithelial structure and function, highlighting findings that reflect the relationship between the gut microbiome, intestinal structure and function.


Physiology ◽  
2008 ◽  
Vol 23 (1) ◽  
pp. 41-48 ◽  
Author(s):  
Jennifer B. Rose ◽  
Imogen R. Coe

Nucleoside transporters (NTs) are integral membrane proteins responsible for mediating and facilitating the flux of nucleosides and nucleobases across cellular membranes. NTs are also responsible for the uptake of nucleoside analog drugs used in the treatment of cancer and viral infections, and they are the target of certain compounds used in the treatment of some types of cardiovascular disease. The important role of NTs as drug transporters and therapeutic targets has necessarily led to intense interest into their structure and function and the relationship between these proteins and drug efficacy. In contrast, we still know relatively little about the fundamental physiology of NTs. In this review, we discuss various aspects of the physiology of NTs in mammalian systems, particularly noting tissues and cells where there has been little recent research. Our central thesis is reference back to some of the older literature, combined with current findings, will provide direction for future research into NT physiology that will lead to a fuller understanding of the role of these intriguing proteins in the everyday lives of cells, tissues, organs, and whole animals.


1994 ◽  
Vol 5 (3) ◽  
pp. 311-337 ◽  
Author(s):  
Charles N. Bertolami ◽  
Diana V. Messadi

Healing of soft and hard tissues results from a progression of events initiated by injury and directed toward reestablishing normal structure and function. The ubiquity of proteoglycans in mammalian tissues virtually guarantees their involvement in tissue restitution. The dramatic advances in cellular and molecular biology in recent years have added significantly to understanding the specific roles played by proteoglycans in wound repair processes.


2020 ◽  
Author(s):  
Wanwan Luo ◽  
Lingmin Zhang ◽  
Lingling Sheng ◽  
Zhencheng Zhang ◽  
Zaixing Yang

Abstract Background: Diabetes mellitus (DM) could be classified as type 1 diabetes mellitus (T1DM), type 2 diabetes mellitus (T2DM), gestational diabetes mellitus (GDM) and others according to etiology and pathology. Diabetic nephropathy (DN) is one of the most serious complications of DM. YKL-40 is a marker of inflammation and some studies have indicated that DM was related with inflammation. The objective of our study is to perform a systematic review and meta-analysis to confirm the relationship between YKL-40 and DM as well as DN.Methods: Pubmed, Embase, CNKI and Chinese wanfang databases were searched for eligible studies by two independent authors. Studies were included in this meta-analysis if they fulfilled the following inclusion criteria: (1) a study involving the role of YKL-40 in DM (or DN) designed as a case-control study or cohort study; (2) the data of serum YKL-40 levels were available; (3) studies were published in English or Chinese.Results: Twenty-five studies involving 2498 DM patients and 1424 healthy controls were included. Compared with healthy controls, DM patients had significantly higher levels of YKL-40 (DM: SMD=1.62, 95%CI, 1.08 to 2.25, P=0.000; GDM: SMD=2.85, 95%CI, 1.01 to 4.70, P=0.002). Additionally, DM patients with different degree of albuminuria had significantly higher levels of YKL-40 compared with healthy controls (normoalbuminuria: SMD=1.58, 95%CI, 0.59 to 2.56, P=0.002; microalbuminuria: SMD=2.57, 95%CI, 0.92 to 4.22, P=0.002; macroalbuminuria: SMD=2.69, 95%CI, 1.40 to 3.98, P=0.000) and serum YKL-40 levels increased with increasing severity of albuminuria among DM patients (microalbuminuria vs normoalbuminuria: SMD=1.49, 95%CI, 0.28 to 2.71, P=0.016; macroalbuminuria vs microalbuminuria: SMD=0.93, 95%CI, 0.34 to 1.52, P=0.002).Conclusions: DM patients have higher levels of YKL-40 compared with healthy controls. Additionally, levels of YKL-40 are significantly higher in DM patients with different degree of albuminuria than in the healthy controls and the levels of YKL-40 are positively related with the severe degree of albuminuria. Therefore, our current meta-analysis suggests that their sera should be detected for YKL-40, if DM, especially DN, is suspected in patients.


2020 ◽  
Author(s):  
Wanwan Luo ◽  
Lingmin Zhang ◽  
Lingling Sheng ◽  
Zhencheng Zhang ◽  
Zaixing Yang

Abstract Background: Diabetes mellitus (DM) could be classified as type 1 diabetes mellitus (T1DM), type 2 diabetes mellitus (T2DM), gestational diabetes mellitus (GDM) and others according to etiology and pathology. Diabetic nephropathy (DN) is one of the most serious complications of DM. YKL-40 is a marker of inflammation and some studies have indicated that DM was related with inflammation. The objective of our study is to perform a systematic review and meta-analysis to confirm the relationship between YKL-40 and DM as well as DN.Methods: Pubmed, Embase, CNKI and Chinese wanfang databases were searched for eligible studies by two independent authors. Studies were included in this meta-analysis if they fulfilled the following inclusion criteria: (1) a study involving the role of YKL-40 in DM (or DN) designed as a case-control study or cohort study; (2) the data of serum YKL-40 levels were available; (3) studies were published in English or Chinese.Results: Twenty-five studies involving 2498 DM patients and 1424 healthy controls were included. Compared with healthy controls, DM patients had significantly higher levels of YKL-40 (DM: SMD=1.62, 95%CI, 1.08 to 2.25, P=0.000; GDM: SMD=2.85, 95%CI, 1.01 to 4.70, P=0.002). Additionally, DM patients with different degree of albuminuria had significantly higher levels of YKL-40 compared with healthy controls (normoalbuminuria: SMD=1.58, 95%CI, 0.59 to 2.56, P=0.002; microalbuminuria: SMD=2.57, 95%CI, 0.92 to 4.22, P=0.002; macroalbuminuria: SMD=2.69, 95%CI, 1.40 to 3.98, P=0.000) and serum YKL-40 levels increased with increasing severity of albuminuria among DM patients (microalbuminuria vs normoalbuminuria: SMD=1.49, 95%CI, 0.28 to 2.71, P=0.016; macroalbuminuria vs microalbuminuria: SMD=0.93, 95%CI, 0.34 to 1.52, P=0.002).Conclusions: DM patients have higher levels of YKL-40 compared with healthy controls. Additionally, levels of YKL-40 are significantly higher in DM patients with different degree of albuminuria than in the healthy controls and the levels of YKL-40 are positively related with the severe degree of albuminuria.


2021 ◽  
Vol 13 (1) ◽  
Author(s):  
Wanwan Luo ◽  
Lingmin Zhang ◽  
Lingling Sheng ◽  
Zhencheng Zhang ◽  
Zaixing Yang

Abstract Background Diabetes mellitus (DM) could be classified as type 1 diabetes mellitus (T1DM), type 2 diabetes mellitus (T2DM), gestational diabetes mellitus (GDM) and others according to etiology and pathology. Diabetic nephropathy (DN) is one of the most serious complications of DM. YKL-40 is a marker of inflammation and some studies have indicated that DM was related with inflammation. The objective of our study is to perform a systematic review and meta-analysis to confirm the relationship between YKL-40 and DM as well as DN. Methods Pubmed, Embase, CNKI and Chinese wanfang databases were searched for eligible studies by two independent authors. Studies were included in this meta-analysis if they fulfilled the following inclusion criteria: (1) a study involving the role of YKL-40 in DM (or DN) designed as a case–control study or cohort study; (2) the data of serum YKL-40 levels were available; (3) studies were published in English or Chinese. Finally, twenty-five studies were included in this meta-analysis. Results Compared with healthy controls, DM patients had significantly higher levels of YKL-40 (DM: SMD = 1.62, 95% CI 1.08 to 2.25, P = 0.000; GDM: SMD = 2.85, 95% CI 1.01 to 4.70, P = 0.002). Additionally, DM patients with different degree of albuminuria had significantly higher levels of YKL-40 compared with healthy controls (normoalbuminuria: SMD = 1.58, 95% CI 0.59 to 2.56, P = 0.002; microalbuminuria: SMD = 2.57, 95% CI 0.92 to 4.22, P = 0.002; macroalbuminuria: SMD = 2.69, 95% CI 1.40 to 3.98, P = 0.000) and serum YKL-40 levels increased with increasing severity of albuminuria among DM patients (microalbuminuria vs normoalbuminuria: SMD = 1.49, 95% CI 0.28 to 2.71, P = 0.016; macroalbuminuria vs microalbuminuria: SMD = 0.93, 95% CI 0.34 to 1.52, P = 0.002). Conclusions Our current meta-analysis demonstrates that serum level of YKL-40 is increased in DM and positively associated with the severe degree of albuminuria. Therefore, we suggest that YKL-40 could be considered to be detected, along with other inflammatory markers, if DM, especially DN, is suspected.


Circulation ◽  
2014 ◽  
Vol 130 (suppl_2) ◽  
Author(s):  
Timothy M Markman ◽  
Mohammadali Habibi ◽  
Bharath Ambale-Venkatesh ◽  
Mytra Zareian ◽  
Colin Wu ◽  
...  

Introduction: Diabetes mellitus (DM) is associated with the development of cardiovascular disease (CVD). Morphological changes in the LA may appear before symptoms. We aimed to investigate the association between cardiac magnetic resonance imaging (CMR) measured LA structure and function and incident CVD in asymptomatic individuals with DM. Methods: Tissue tracking CMR was used to measure LA size and phasic emptying fraction (EF) on all 574 MESA participants with DM and available baseline CMR, which was performed between 2000 and 2002. MESA is a population based, multi-center cohort study of 6814 healthy individuals. CVD was defined as MI, resuscitated cardiac arrest, angina, stroke, heart failure, atrial fibrillation, and any mortality secondary to CVD. Cox regression was used to assess the association of LA parameters with incident CVD adjusted for traditional risk factors, LV mass assessed by CMR, NT Pro-BNP and maximum LA volume. Adjusted Kaplan-Meier curves are based on 25th percentile cut-offs. Results: After a mean follow up of 7 years, 96 individuals developed CVD (mean age 64, 53%male, 79% treated). Individuals with incident CVD (mean age 66 years, 66% male vs. mean age 4 years, 50% male) had larger maximum and minimum LA volume index (LAVI) (32±13 mm3/m2 vs. 27±10 mm3/m2; 20±10mm3/m2 vs. 14 ±6 mm3/m2), and lower total and active EF than those without CVD (42±11% vs. 48±9%; 29±11% vs. 32±11%). p<0.01 for all. In the final model, there was a significant association of minimum LAVI, LA total EF, and LA active EF with incident CVD. Conclusions: CMR measured LA structure and function are predictive of CVD in a diabetic multi-ethnic population free of any symptomatic CVD at baseline.


2018 ◽  
Vol 72 ◽  
pp. 623-626 ◽  
Author(s):  
Tomasz Gęca ◽  
Maciej Kwiatek ◽  
Arkadiusz Krzyżanowski ◽  
Anna Kwaśniewska

Insulin-like growth factor-1 (IGF-1) is an important part of IGF system. The structure and function of IGF-1 are similar to that of insulin. Thus, IGF-1 may participate both in the gestational diabetes mellitus (GDM) pathogenesis and the development of some complications. IGF-1, as one of the most important growth factors “in utero”, may influence the intrauterine growth leading to fetal macrosomia. The aim of the study was to present the structure and function of IGF-1 in terms of carbohydrate metabolism disturbances and to determine the role of IGF-1 on fetal growth during pregnancy complicated by GDM. Fetal growth is an extremely complex process and depends on many factors, including IGF-1 concentration.


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