Objective To investigate the effects of the B7-H4 gene rs10754339 and miR-125a gene rs12976445 on cancer susceptibility through a case-control study and meta-analysis.Methods A total of 1,490 cancer patients(lung/gast...Objective To investigate the effects of the B7-H4 gene rs10754339 and miR-125a gene rs12976445 on cancer susceptibility through a case-control study and meta-analysis.Methods A total of 1,490 cancer patients(lung/gastric/liver/:550/460/480)and 800 controls were recruited in this case-control study.The meta-analysis was performed by pooling the data from previous related studies and the present study.Results The results of this study showed that in the Hubei Han Chinese population,the rs10754339gene was significantly associated with the risk of lung and gastric cancer but not liver cancer,and the rs12976445 gene was significantly associated with the risk of lung cancer but not liver or gastric cancer.The meta-analysis results indicated that rs10754339 and rs12976445 contributed to cancer susceptibility in the Chinese population and also revealed a significant association between rs10754339and breast cancer risk,as well as between rs12976445 and lung cancer risk.Conclusion The B7-H4 gene rs10754339 and miR-125a gene rs12976445 may be the potential genetic markers for cancer susceptibility in the Chinese population,which should be validated in future studies with larger sample sizes in other ethnic populations.展开更多
Kaschin-Beck disease (KBD) is an endemic and chronic osteoarthropathy characterized by pathological aspects including chondrocyte degeneration, necrosis, progressive loss of articular cartilage, and secondary degenera...Kaschin-Beck disease (KBD) is an endemic and chronic osteoarthropathy characterized by pathological aspects including chondrocyte degeneration, necrosis, progressive loss of articular cartilage, and secondary degenerative osteoarthrosis of epiphyseal cartilage, epiphyseal plate cartilage, and articular cartilage, during puberty[1]. The main clinical symptoms are limb joint pain, thickening, deformation, limited movement, muscle atrophy, and in case of more severely affected patients, short fingers (toes), short limbs, and even short stature[1].展开更多
Objective To explore potential serum biomarkers of children with Kashin-Beck Disease(KBD)and the metabolic pathways to which the biomarkers belong.Methods A two-stage metabolomic study was employed.The discovery cohor...Objective To explore potential serum biomarkers of children with Kashin-Beck Disease(KBD)and the metabolic pathways to which the biomarkers belong.Methods A two-stage metabolomic study was employed.The discovery cohort included 56 patients,51 internal controls,and 50 external controls.The metabolites were determined by HPLC-(Q-TOF)-MS and confirmed by Human Metabolome Databases(HMDB)and Metlin databases.MetaboAnalyst 3.0 and the Kyoto Encyclopedia of Genes and Genomes(KEGG)database were used to analyze the metabolic pathways of the candidate metabolites.The use of HPLC-(Q-TRAP)-MS enabled quantitative detection of the target metabolites which were chosen using the discovery study and verified in another independent verification cohort of 31 patients,41 internal controls,and 50 external controls.Results Eight candidate metabolites were identified out in the discovery study,namely kynurenic acid,N-α-acetylarginine,6-hydroxymelatonin,sphinganine,ceramide,sphingosine-1 P,spermidine,and glycine.These metabolites exist in sphingolipid,glutathione,and tryptophan metabolic pathways.In the second-stage study,five candidate metabolites were validated,including kynurenic acid,N-α-acetylarginine,sphinganine,spermidine,and sphingosine-1 P.Except for spermidine,all substances exhibited low expression in the case group compared with the external control group,and the difference in levels of sphinganine,spermidine,and sphingosine-1 P was statistically significant.Conclusion The direction of change of levels of sphinganine,spermidine,and sphingosine-1 P in the two-stage study cohorts was completely consistent,and the differences were statistically significant.Therefore,these substances can be used as potential biomarkers of KBD.Furthermore,these results raise the possibility that sphingolipid metabolic pathways may be closely related to KBD.展开更多
基金supported by the Fundamental Research Funds for the Central Universities (WUT:2020IB029)。
文摘Objective To investigate the effects of the B7-H4 gene rs10754339 and miR-125a gene rs12976445 on cancer susceptibility through a case-control study and meta-analysis.Methods A total of 1,490 cancer patients(lung/gastric/liver/:550/460/480)and 800 controls were recruited in this case-control study.The meta-analysis was performed by pooling the data from previous related studies and the present study.Results The results of this study showed that in the Hubei Han Chinese population,the rs10754339gene was significantly associated with the risk of lung and gastric cancer but not liver cancer,and the rs12976445 gene was significantly associated with the risk of lung cancer but not liver or gastric cancer.The meta-analysis results indicated that rs10754339 and rs12976445 contributed to cancer susceptibility in the Chinese population and also revealed a significant association between rs10754339and breast cancer risk,as well as between rs12976445 and lung cancer risk.Conclusion The B7-H4 gene rs10754339 and miR-125a gene rs12976445 may be the potential genetic markers for cancer susceptibility in the Chinese population,which should be validated in future studies with larger sample sizes in other ethnic populations.
基金supported by the National Natural Science Foundation of China [Grant number:81372937]
文摘Kaschin-Beck disease (KBD) is an endemic and chronic osteoarthropathy characterized by pathological aspects including chondrocyte degeneration, necrosis, progressive loss of articular cartilage, and secondary degenerative osteoarthrosis of epiphyseal cartilage, epiphyseal plate cartilage, and articular cartilage, during puberty[1]. The main clinical symptoms are limb joint pain, thickening, deformation, limited movement, muscle atrophy, and in case of more severely affected patients, short fingers (toes), short limbs, and even short stature[1].
基金supported by the National Natural Science Foundation[NO.81372937]。
文摘Objective To explore potential serum biomarkers of children with Kashin-Beck Disease(KBD)and the metabolic pathways to which the biomarkers belong.Methods A two-stage metabolomic study was employed.The discovery cohort included 56 patients,51 internal controls,and 50 external controls.The metabolites were determined by HPLC-(Q-TOF)-MS and confirmed by Human Metabolome Databases(HMDB)and Metlin databases.MetaboAnalyst 3.0 and the Kyoto Encyclopedia of Genes and Genomes(KEGG)database were used to analyze the metabolic pathways of the candidate metabolites.The use of HPLC-(Q-TRAP)-MS enabled quantitative detection of the target metabolites which were chosen using the discovery study and verified in another independent verification cohort of 31 patients,41 internal controls,and 50 external controls.Results Eight candidate metabolites were identified out in the discovery study,namely kynurenic acid,N-α-acetylarginine,6-hydroxymelatonin,sphinganine,ceramide,sphingosine-1 P,spermidine,and glycine.These metabolites exist in sphingolipid,glutathione,and tryptophan metabolic pathways.In the second-stage study,five candidate metabolites were validated,including kynurenic acid,N-α-acetylarginine,sphinganine,spermidine,and sphingosine-1 P.Except for spermidine,all substances exhibited low expression in the case group compared with the external control group,and the difference in levels of sphinganine,spermidine,and sphingosine-1 P was statistically significant.Conclusion The direction of change of levels of sphinganine,spermidine,and sphingosine-1 P in the two-stage study cohorts was completely consistent,and the differences were statistically significant.Therefore,these substances can be used as potential biomarkers of KBD.Furthermore,these results raise the possibility that sphingolipid metabolic pathways may be closely related to KBD.
