Objective:Baoyuan decoction(BYD)is a traditional Chinese formula with myocardial protection efficacy validated by modern pharmacological tests.The present study aimed to investigate the effect and mechanism of BYD on ...Objective:Baoyuan decoction(BYD)is a traditional Chinese formula with myocardial protection efficacy validated by modern pharmacological tests.The present study aimed to investigate the effect and mechanism of BYD on alleviating myocardial infarction(MI).Methods:Nuclear magnetic resonance-based serum and urinary metabolomics were employed to explore the metabolic regulation effects of BYD in rats with MI induced by left anterior descending ligation.Oxygen-glucose deprivation/recovery(OGD/R)model in H9c2 cells and multiple molecular biology approaches were used to clarify the underlying action mechanisms of BYD.Results:BYD treatment recovered the serum and urinary metabolite profiles of the MI rats toward normal metabolic status and significantly improved mitochondrial energy metabolism and apoptosis pathways perturbed by MI.Analysis of the molecular mechanism of BYD indicated that it suppressed OGD/R-induced H9c2 cell apoptosis in a concentration-dependent manner by inhibiting the mitochondria-dependent caspase-9/3-poly ADP-ribose polymerase pathway.Conclusions:Our results demonstrate that BYD protects against myocardial apoptosis via the mitochondrial metabolic and apoptosis pathways.They also provide novel insights into the clinical application of BYD for the treatment of ischemic heart diseases.展开更多
Growth is a polygenic trait that is under the influence of multiple physiological pathways regulating energy metabolism and muscle growth.Among the possible growth-regulating pathways in vertebrates,components of the ...Growth is a polygenic trait that is under the influence of multiple physiological pathways regulating energy metabolism and muscle growth.Among the possible growth-regulating pathways in vertebrates,components of the somatotropic axis are thought to have the greatest influence.There is growing body of literature focusing on the somatotropic axis and its role regulating growth in fish.This includes research into growth hormone,upstream hypothalamic hormones,insulin-like growth factors,and downstream signaling molecules.Many of these signals have both somatic effects stimulating the growth of tissues and metabolic effects that play a role in nutrient metabolism.Signals of other endocrine axes exhibit profound effects on the function of the somatotropic axis in vivo.In this review we highlight recent advances in our understanding of the teleost fish endocrine somatotropic axis,including emerging research using genetic modified models.These studies have revealed new aspects and challenges associated with regulation of the important steps of somatic growth.展开更多
基金financially supported by the National Natural Sciences Foundation of China(Nos.81530097 and 81222051)the National Key Technology R&D Program“New Drug Innovation”of China(No.2017ZX09101003-008-003).
文摘Objective:Baoyuan decoction(BYD)is a traditional Chinese formula with myocardial protection efficacy validated by modern pharmacological tests.The present study aimed to investigate the effect and mechanism of BYD on alleviating myocardial infarction(MI).Methods:Nuclear magnetic resonance-based serum and urinary metabolomics were employed to explore the metabolic regulation effects of BYD in rats with MI induced by left anterior descending ligation.Oxygen-glucose deprivation/recovery(OGD/R)model in H9c2 cells and multiple molecular biology approaches were used to clarify the underlying action mechanisms of BYD.Results:BYD treatment recovered the serum and urinary metabolite profiles of the MI rats toward normal metabolic status and significantly improved mitochondrial energy metabolism and apoptosis pathways perturbed by MI.Analysis of the molecular mechanism of BYD indicated that it suppressed OGD/R-induced H9c2 cell apoptosis in a concentration-dependent manner by inhibiting the mitochondria-dependent caspase-9/3-poly ADP-ribose polymerase pathway.Conclusions:Our results demonstrate that BYD protects against myocardial apoptosis via the mitochondrial metabolic and apoptosis pathways.They also provide novel insights into the clinical application of BYD for the treatment of ischemic heart diseases.
基金supported by the National Basic Research Program of China(2010CB126302 and 2014CB138602)to Yin Zhan
文摘Growth is a polygenic trait that is under the influence of multiple physiological pathways regulating energy metabolism and muscle growth.Among the possible growth-regulating pathways in vertebrates,components of the somatotropic axis are thought to have the greatest influence.There is growing body of literature focusing on the somatotropic axis and its role regulating growth in fish.This includes research into growth hormone,upstream hypothalamic hormones,insulin-like growth factors,and downstream signaling molecules.Many of these signals have both somatic effects stimulating the growth of tissues and metabolic effects that play a role in nutrient metabolism.Signals of other endocrine axes exhibit profound effects on the function of the somatotropic axis in vivo.In this review we highlight recent advances in our understanding of the teleost fish endocrine somatotropic axis,including emerging research using genetic modified models.These studies have revealed new aspects and challenges associated with regulation of the important steps of somatic growth.
