BACKGROUND Gestational diabetes mellitus(GDM)is a metabolic disease with an increasing annual incidence rate.Our previous observational study found that pregnant women with GDM had mild cognitive decline.AIM To analyz...BACKGROUND Gestational diabetes mellitus(GDM)is a metabolic disease with an increasing annual incidence rate.Our previous observational study found that pregnant women with GDM had mild cognitive decline.AIM To analyze the changes in metabonomics in pregnant women with GDM and explore the mechanism of cognitive function decline.METHODS Thirty GDM patients and 30 healthy pregnant women were analyzed.Solid-phase microextraction gas chromatography/mass spectrometry was used to detect organic matter in plasma and urine samples.Statistical analyses were conducted using principal component analysis and partial least squares discriminant analysis.RESULTS Differential volatile metabolites in the serum of pregnant women with GDM included hexanal,2-octen-1-ol,and 2-propanol.Differential volatile metabolites in the urine of these women included benzene,cyclohexanone,1-hexanol,and phenol.Among the differential metabolites,the conversion of 2-propanol to acetone may further produce methylglyoxal.Therefore,2-propanol may be a potential marker for serum methylglyoxal.CONCLUSION 2-propanol may be a potential volatile marker to evaluate cognitive impairment in pregnant women with GDM.展开更多
BACKGROUND Dipeptidyl peptidase-4(DPP4)is associated with cognitive dysfunction in patients with type 2 diabetes.AIM To assess a possible relationship between serum DPP4 and cognitive function in perinatal pregnant wo...BACKGROUND Dipeptidyl peptidase-4(DPP4)is associated with cognitive dysfunction in patients with type 2 diabetes.AIM To assess a possible relationship between serum DPP4 and cognitive function in perinatal pregnant women with gestational diabetes mellitus(GDM).METHODS The study subjects were divided into three groups:GDM group(n=81),healthy pregnant(HP)group(n=85),and control group(n=51).The Montreal Cognitive Assessment(MoCA)was used to assess the cognitive status of each group.Venous blood samples were collected to measure blood lipids,glycated hemoglobin,and glucose levels.For each participant,a 3-mL blood sample was collected and centrifuged,and the serum was collected.Blood samples were stored at-80℃,and DPP4,interleukin-6(IL-6),and 8-iso-prostaglandin F2α(8-iso-PGF2α),and brain-derived neurotrophic factor(BDNF)were detected using ELISA.RESULTS The MoCA scores in the GDM and HP groups were significantly different from those in the control group in terms of visuospatial/executive function and attention(P<0.05);however,the scores were not significantly different between the GDM and HP groups(P>0.05).In terms of language,the GDM group had significantly different scores from those in the other two groups(P<0.05).In terms of memory,a significant difference was found between the HP and control groups(P<0.05),as well as between the GDM and HP groups.The levels of DPP4,IL-6,and 8-iso-PGF2αin the GDM group were significantly higher than those in the HP and control groups(P<0.05);however,the differences between these levels in the HP and control groups were not significant(P>0.05).The level of BDNF in the GDM group was significantly lower than that in the HP and control groups(P<0.05),although the difference in this level between the HP and control groups was not significant(P>0.05).CONCLUSION Cognitive dysfunction in perinatal pregnant women with GDM mainly manifested as memory loss,which might be associated with elevated DPP4 levels.展开更多
BACKGROUND Cardiopulmonary bypass(CPB)is a common procedure in cardiac surgery.CPB is a high-risk factor for acute kidney injury(AKI),and diabetes is also such a factor.Diabetes can lead to copper overload.It is curre...BACKGROUND Cardiopulmonary bypass(CPB)is a common procedure in cardiac surgery.CPB is a high-risk factor for acute kidney injury(AKI),and diabetes is also such a factor.Diabetes can lead to copper overload.It is currently unclear whether AKI after CPB in diabetic patients is related to copper overload.AIM To explore whether the occurrence of CPB-AKI in diabetic patients is associated with cuproptosis.METHODS Blood and urine were collected from clinical diabetic and non-diabetic patients before and after CPB.Levels of copper ion,lactate,glucose,heat shock protein-70(HSP-70),and dihydrolipoamide dehydrogenase(DLAT)were determined.A diabetic rat model was established and CPB was performed.The rats were assessed for the development of CPB-AKI,and for the association of AKI with cuproptosis by detecting copper levels,iron-sulfur cluster proteins and observation of mitochondrial structure by electron microscopy.RESULTS CPB resulted in elevations of copper,lactate,HSP-70 and DLAT in blood and urine in both diabetic and nondiabetic patients.CPB was associated with pathologic and mitochondrial damage in the kidneys of diabetic rats.Cuproptosis-related proteins also appeared to be significantly reduced.CONCLUSION CPB-AKI is associated with cuproptosis.Diabetes mellitus is an important factor aggravating CPB-AKI and cuproptosis.展开更多
文摘BACKGROUND Gestational diabetes mellitus(GDM)is a metabolic disease with an increasing annual incidence rate.Our previous observational study found that pregnant women with GDM had mild cognitive decline.AIM To analyze the changes in metabonomics in pregnant women with GDM and explore the mechanism of cognitive function decline.METHODS Thirty GDM patients and 30 healthy pregnant women were analyzed.Solid-phase microextraction gas chromatography/mass spectrometry was used to detect organic matter in plasma and urine samples.Statistical analyses were conducted using principal component analysis and partial least squares discriminant analysis.RESULTS Differential volatile metabolites in the serum of pregnant women with GDM included hexanal,2-octen-1-ol,and 2-propanol.Differential volatile metabolites in the urine of these women included benzene,cyclohexanone,1-hexanol,and phenol.Among the differential metabolites,the conversion of 2-propanol to acetone may further produce methylglyoxal.Therefore,2-propanol may be a potential marker for serum methylglyoxal.CONCLUSION 2-propanol may be a potential volatile marker to evaluate cognitive impairment in pregnant women with GDM.
文摘BACKGROUND Dipeptidyl peptidase-4(DPP4)is associated with cognitive dysfunction in patients with type 2 diabetes.AIM To assess a possible relationship between serum DPP4 and cognitive function in perinatal pregnant women with gestational diabetes mellitus(GDM).METHODS The study subjects were divided into three groups:GDM group(n=81),healthy pregnant(HP)group(n=85),and control group(n=51).The Montreal Cognitive Assessment(MoCA)was used to assess the cognitive status of each group.Venous blood samples were collected to measure blood lipids,glycated hemoglobin,and glucose levels.For each participant,a 3-mL blood sample was collected and centrifuged,and the serum was collected.Blood samples were stored at-80℃,and DPP4,interleukin-6(IL-6),and 8-iso-prostaglandin F2α(8-iso-PGF2α),and brain-derived neurotrophic factor(BDNF)were detected using ELISA.RESULTS The MoCA scores in the GDM and HP groups were significantly different from those in the control group in terms of visuospatial/executive function and attention(P<0.05);however,the scores were not significantly different between the GDM and HP groups(P>0.05).In terms of language,the GDM group had significantly different scores from those in the other two groups(P<0.05).In terms of memory,a significant difference was found between the HP and control groups(P<0.05),as well as between the GDM and HP groups.The levels of DPP4,IL-6,and 8-iso-PGF2αin the GDM group were significantly higher than those in the HP and control groups(P<0.05);however,the differences between these levels in the HP and control groups were not significant(P>0.05).The level of BDNF in the GDM group was significantly lower than that in the HP and control groups(P<0.05),although the difference in this level between the HP and control groups was not significant(P>0.05).CONCLUSION Cognitive dysfunction in perinatal pregnant women with GDM mainly manifested as memory loss,which might be associated with elevated DPP4 levels.
基金Supported by the Natural Science Foundation of Heilongjiang Province,No.LH2022H035the First Affiliated Hospital of Harbin Medical University Foundation,No.2024JQ14.
文摘BACKGROUND Cardiopulmonary bypass(CPB)is a common procedure in cardiac surgery.CPB is a high-risk factor for acute kidney injury(AKI),and diabetes is also such a factor.Diabetes can lead to copper overload.It is currently unclear whether AKI after CPB in diabetic patients is related to copper overload.AIM To explore whether the occurrence of CPB-AKI in diabetic patients is associated with cuproptosis.METHODS Blood and urine were collected from clinical diabetic and non-diabetic patients before and after CPB.Levels of copper ion,lactate,glucose,heat shock protein-70(HSP-70),and dihydrolipoamide dehydrogenase(DLAT)were determined.A diabetic rat model was established and CPB was performed.The rats were assessed for the development of CPB-AKI,and for the association of AKI with cuproptosis by detecting copper levels,iron-sulfur cluster proteins and observation of mitochondrial structure by electron microscopy.RESULTS CPB resulted in elevations of copper,lactate,HSP-70 and DLAT in blood and urine in both diabetic and nondiabetic patients.CPB was associated with pathologic and mitochondrial damage in the kidneys of diabetic rats.Cuproptosis-related proteins also appeared to be significantly reduced.CONCLUSION CPB-AKI is associated with cuproptosis.Diabetes mellitus is an important factor aggravating CPB-AKI and cuproptosis.
