Cannabidiol(CBD)is the active constituent of Cannabis sativa and exhibits a diverse range of pharmacologic effects,including anticancer,antibacterial,anti-inflammatory,antioxidant,and antiepileptic properties.The phar...Cannabidiol(CBD)is the active constituent of Cannabis sativa and exhibits a diverse range of pharmacologic effects,including anticancer,antibacterial,anti-inflammatory,antioxidant,and antiepileptic properties.The pharmacologic effects of CBD and its molecular mechanisms are reviewed with the objective of proposing novel approaches for basic research and clinical applications of CBD and related pharmaceuticals.展开更多
Extensive studies have found that Esculentoside a(EsA)has a variety of pharmacological effects,such as anti-inflammatory,anti-bacterial,anti-tumor and the treatment of arthritis.In the present paper,the pharmacologica...Extensive studies have found that Esculentoside a(EsA)has a variety of pharmacological effects,such as anti-inflammatory,anti-bacterial,anti-tumor and the treatment of arthritis.In the present paper,the pharmacological effects and related mechanisms of EsA in recent years were reviewed,in order to provide a theoretical reference for further research and development of EsA.展开更多
Prohibited pesticide residues have become one of the main factors affecting the quality and safety of Lycii Fructus,However,rarely studies focus on the rapid determination of these residues.Here,a total of 30 kinds of...Prohibited pesticide residues have become one of the main factors affecting the quality and safety of Lycii Fructus,However,rarely studies focus on the rapid determination of these residues.Here,a total of 30 kinds of prohibited pesticide residues were determined by ultra-performance liquid chromatography tandem triple quadrupole mass spectrometry(UPLC-MS/MS)in five different process ways.Pretreatment methods,chromatographic separation and detection conditions in mass spectrometry were all optimized accordingly.Among the five different pretreatment methods,the first and third solid phase extraction failed to provide high recoveries of sulfosulfuron compounds(both lower than 60%).Recovery of chlorphenamidine by the Quick Easy Cheap Effective Rugged and Safe multiresidue method(QuEChERS)was lower than 60%,which did not meet the requirements of trace determination.The concentrations of 30 prohibited pesticides residues treated by straightforward and solid phase extraction showed good linearity in their corresponding ranges,with correlation coefficients over 0.99.The average recoveries of straightforward ranged from 78.13%to 110.9%,while RSD ranged from 1.3%to 16.9%,albeit poor purification was observed.The recovery yield from solid phase extraction was between 67.75%and 103.08%with RSD value from 0.8%to 14.0%,which met the requirements of trace determination,this method has good precision and stability.These results could be employed to other Traditional Chinese Medicines(TCMs)in detecting prohibited pesticide residues.展开更多
Lithospermoside is a kind of alkaloid compound existing in Semiaquilegia adoxoides,with anticancer,anti-inflammatory,antibacterial,hypoglycemic,antioxidant and other pharmacological effects.This paper reviews the phar...Lithospermoside is a kind of alkaloid compound existing in Semiaquilegia adoxoides,with anticancer,anti-inflammatory,antibacterial,hypoglycemic,antioxidant and other pharmacological effects.This paper reviews the pharmacological action and molecular mechanism of lithospermoside,in order to provide a theoretical basis for clinical application of lithospermoside.展开更多
Dendrobine,an alkaloid extracted from the stem of Dendrobium nobile Lindl.,has many biological activities such as anti-cancer effect,anti-inflammation effect,anti-influenza A virus effect,treatment of leukemia,treatme...Dendrobine,an alkaloid extracted from the stem of Dendrobium nobile Lindl.,has many biological activities such as anti-cancer effect,anti-inflammation effect,anti-influenza A virus effect,treatment of leukemia,treatment of Parkinson s disease,protection of internal organs and promotion of cell maturation.In this paper,the related research progress of pharmacological action and molecular mechanism of dendrobine will be reviewed in order to provide a theoretical basis for further research and drug development of dendrobine.展开更多
As a natural analog of resveratrol,piceatannol(Pic)exhibits good antioxidant and anti-inflammatory activities in different disease models.However,the role of Pic in type 1 diabetes mousemodel has not been reported yet...As a natural analog of resveratrol,piceatannol(Pic)exhibits good antioxidant and anti-inflammatory activities in different disease models.However,the role of Pic in type 1 diabetes mousemodel has not been reported yet.In this study,we investigated the in vivo effect of Pic in streptozotocin(STZ)-induced type 1 diabetic mice.Mice were injected with STZ to establish the type 1 diabetesmellitus(T1DM)model.After stable hyperglycemia was achieved,mice were then orally treated with Pic(40 mg/kg b.w.,i.g.)for 30 days.The results indicated that Pic supplementation efficiently alleviated the typical symptoms associated with T1DM,including body weight loss,polydipsia,hyperglycemia,and hypoinsulinemia.Pic treatment also improved the glucose tolerance of STZ-induced diabetic mice.In addition,Pic supplementation markedly decreased the expression of pro-inflammatory molecules TNF-αand IL-6,the expression of endoplasmic reticulum(ER)stress markers GRP78 and CHOP,and the level of oxidative stress in T1DM mice.Moreover,Pic administration also partly reversed the metabolic profiles of STZ-treated mice as detected by 1H Nuclear Magnetic Resonance(NMR)-based metabolomics.Our study suggested that the therapeutic potential of Pic in type 1 diabetes and the anti-diabetic effects of Pic may be associated with its activities to suppress oxidative stress,inflammation,and ER stress.展开更多
Wheat production requires at least-2.4%increase per year rate by 2050 globally to meet food demands.However,heat stress results in serious yield loss of wheat worldwide.Correspondingly,wheat has evolved genetic basis ...Wheat production requires at least-2.4%increase per year rate by 2050 globally to meet food demands.However,heat stress results in serious yield loss of wheat worldwide.Correspondingly,wheat has evolved genetic basis and molecular mechanisms to protect themselves from heat-induced damage.Thus,it is very urgent to understand the underlying genetic basis and molecular mechanisms responsive to elevated temperatures to provide important strategies for heat-tolerant varieties breeding.In this review,we focused on the impact of heat stress on morphology variation at adult stage in wheat breeding programs.We also summarize the recent studies of genetic and molecular factors regulating heat tolerance,including identification of heat stress tolerance related QTLs/genes,and the regulation pathway in response to heat stress.In addition,we discuss the potential ways to improve heat tolerance by developing new technologies such as genome editing.This review of wheat responses to heat stress may shed light on the understanding heat-responsive mechanisms,although the regu-latory network of heat tolerance is still ambiguous in wheat.展开更多
基金Supported by Central Government Supports Local College Reform and Development Fund Talent Training Projects(2020GSP16)Heilongjiang Provincial Key Research and Development Plan Guidance Project(GZ20220039).
文摘Cannabidiol(CBD)is the active constituent of Cannabis sativa and exhibits a diverse range of pharmacologic effects,including anticancer,antibacterial,anti-inflammatory,antioxidant,and antiepileptic properties.The pharmacologic effects of CBD and its molecular mechanisms are reviewed with the objective of proposing novel approaches for basic research and clinical applications of CBD and related pharmaceuticals.
基金Central Talent Training Project for the Reform and Development of Local Colleges and Universities(2020GSP16)Guidance Project of Key R&D Plan in Heilongjiang Province(GZ20220039).
文摘Extensive studies have found that Esculentoside a(EsA)has a variety of pharmacological effects,such as anti-inflammatory,anti-bacterial,anti-tumor and the treatment of arthritis.In the present paper,the pharmacological effects and related mechanisms of EsA in recent years were reviewed,in order to provide a theoretical reference for further research and development of EsA.
文摘Prohibited pesticide residues have become one of the main factors affecting the quality and safety of Lycii Fructus,However,rarely studies focus on the rapid determination of these residues.Here,a total of 30 kinds of prohibited pesticide residues were determined by ultra-performance liquid chromatography tandem triple quadrupole mass spectrometry(UPLC-MS/MS)in five different process ways.Pretreatment methods,chromatographic separation and detection conditions in mass spectrometry were all optimized accordingly.Among the five different pretreatment methods,the first and third solid phase extraction failed to provide high recoveries of sulfosulfuron compounds(both lower than 60%).Recovery of chlorphenamidine by the Quick Easy Cheap Effective Rugged and Safe multiresidue method(QuEChERS)was lower than 60%,which did not meet the requirements of trace determination.The concentrations of 30 prohibited pesticides residues treated by straightforward and solid phase extraction showed good linearity in their corresponding ranges,with correlation coefficients over 0.99.The average recoveries of straightforward ranged from 78.13%to 110.9%,while RSD ranged from 1.3%to 16.9%,albeit poor purification was observed.The recovery yield from solid phase extraction was between 67.75%and 103.08%with RSD value from 0.8%to 14.0%,which met the requirements of trace determination,this method has good precision and stability.These results could be employed to other Traditional Chinese Medicines(TCMs)in detecting prohibited pesticide residues.
基金Supported by Central Government Supports Local College Reform and Development Fund Talent Training Projects(2020GSP16)Heilongjiang Provincial Key Research and Development Plan Guidance Project(GZ20220039)Postgraduate Innovative Research Project of Heilongjiang Bayi Agricultural University(YJSCX2022-Y55).
文摘Lithospermoside is a kind of alkaloid compound existing in Semiaquilegia adoxoides,with anticancer,anti-inflammatory,antibacterial,hypoglycemic,antioxidant and other pharmacological effects.This paper reviews the pharmacological action and molecular mechanism of lithospermoside,in order to provide a theoretical basis for clinical application of lithospermoside.
基金Supported by The Central Talent Training Project for Local University Reform and Development(2020GSP16)Guidance Project of Key R&D Plan in Heilongjiang Province(GZ20220039)Innovative Research Project for Postgraduates of Heilongjiang Bayi Agricultural University(YJSCX2022-Y55).
文摘Dendrobine,an alkaloid extracted from the stem of Dendrobium nobile Lindl.,has many biological activities such as anti-cancer effect,anti-inflammation effect,anti-influenza A virus effect,treatment of leukemia,treatment of Parkinson s disease,protection of internal organs and promotion of cell maturation.In this paper,the related research progress of pharmacological action and molecular mechanism of dendrobine will be reviewed in order to provide a theoretical basis for further research and drug development of dendrobine.
基金the National Natural Science Foundation of China under Grant 21677076 and 31970897 to DWOutstanding Youth Foundation of Jiangsu Province(BK20190093)to DWQing Lan Project of Jiangsu Province to DW,the Fundamental Research Funds for the Central Universities No.30919011102 to DW,the Innovative and Entrepreneurial Talent Cultivation(Shuangchuang)Program of Jiangsu Province to DW.
文摘As a natural analog of resveratrol,piceatannol(Pic)exhibits good antioxidant and anti-inflammatory activities in different disease models.However,the role of Pic in type 1 diabetes mousemodel has not been reported yet.In this study,we investigated the in vivo effect of Pic in streptozotocin(STZ)-induced type 1 diabetic mice.Mice were injected with STZ to establish the type 1 diabetesmellitus(T1DM)model.After stable hyperglycemia was achieved,mice were then orally treated with Pic(40 mg/kg b.w.,i.g.)for 30 days.The results indicated that Pic supplementation efficiently alleviated the typical symptoms associated with T1DM,including body weight loss,polydipsia,hyperglycemia,and hypoinsulinemia.Pic treatment also improved the glucose tolerance of STZ-induced diabetic mice.In addition,Pic supplementation markedly decreased the expression of pro-inflammatory molecules TNF-αand IL-6,the expression of endoplasmic reticulum(ER)stress markers GRP78 and CHOP,and the level of oxidative stress in T1DM mice.Moreover,Pic administration also partly reversed the metabolic profiles of STZ-treated mice as detected by 1H Nuclear Magnetic Resonance(NMR)-based metabolomics.Our study suggested that the therapeutic potential of Pic in type 1 diabetes and the anti-diabetic effects of Pic may be associated with its activities to suppress oxidative stress,inflammation,and ER stress.
基金Major Program of the National Natural Science Foundation of China(3213000343)。
文摘Wheat production requires at least-2.4%increase per year rate by 2050 globally to meet food demands.However,heat stress results in serious yield loss of wheat worldwide.Correspondingly,wheat has evolved genetic basis and molecular mechanisms to protect themselves from heat-induced damage.Thus,it is very urgent to understand the underlying genetic basis and molecular mechanisms responsive to elevated temperatures to provide important strategies for heat-tolerant varieties breeding.In this review,we focused on the impact of heat stress on morphology variation at adult stage in wheat breeding programs.We also summarize the recent studies of genetic and molecular factors regulating heat tolerance,including identification of heat stress tolerance related QTLs/genes,and the regulation pathway in response to heat stress.In addition,we discuss the potential ways to improve heat tolerance by developing new technologies such as genome editing.This review of wheat responses to heat stress may shed light on the understanding heat-responsive mechanisms,although the regu-latory network of heat tolerance is still ambiguous in wheat.
