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| 1 | Approaches to establish Q-markers for the quality standards of traditional Chinese medicines显示文摘Traditional Chinese medicine(TCM) has played a pivotal role in maintaining the health of Chinese people and is now gaining increasing acceptance around the global scope. However, TCM is confronting more and more concerns with respect to its quality. The intrinsic 'multicomponent and multitarget' feature of TCM necessitates the establishment of a unique quality and bioactivity evaluation system, which is different from that of the Western medicine. However, TCM is investigated essentially as'herbal medicine' or 'natural product', and the pharmacopoeia quality monographs are actually chemicalmarkers-based, which can ensure the consistency only in the assigned chemical markers, but, to some extent, have deviated from the basic TCM theory. A concept of 'quality marker'(Q-marker), following the 'property-effect-component' theory, is proposed. The establishment of Q-marker integrates multidisciplinary technologies like natural products chemistry, analytical chemistry, bionics, chemometrics,pharmacology, systems biology, and pharmacodynamics, etc. Q-marker-based fingerprint and multicomponent determination conduce to the construction of more scientific quality control system of TCM.This review delineates the background, definition, and properties of Q-marker, and the associated technologies applied for its establishment. Strategies and approaches for establishing Q-marker-based TCM quality control system are presented and highlighted with a few TCM examples. | Wenzhi Yang Yibei Zhang Wanying Wu Luqi Huang Dean Guo Changxiao Liu | 2017 | Acta Pharmaceutica Sinica B2017,7,4: | 51 |
| 2 | The Coix Genome Provides Insights into Panicoideae Evolution and Papery Hull Domestication显示文摘Coix is a grass crop domesticated as early as the Neolithic era.It is still widely cultivated for both highly nutritional food and medicinal use.However,the genetic study and breeding of this crop are hindered by the lack of a sequenced genome.Here,we report de novo sequencing and assembly of the 1619-Mb genome of Coix,and annotation of 75.39%repeats and 39629 protein-coding genes.Comparative genomics analysis showed that Coix is more closely related to sorghum than maize,but intriguingly only Coix and maize had a recent genome duplication event,which was not detected in sorghum.We further constructed a genetic map and mapped several important traits,especially the strength of hull.Selection of papery hull(thin:easy dehulling)from the stony hull(thick:difficult dehulling)in wild progenitors was a key step in Coix domestication.The papery hull makes seed easier to process and germinate.Anatomic and global transcriptome analysis revealed that the papery hull is a result of inhibition of cell division and wall biogenesis.We also successfully demonstrated that seed hull pressure resistance is controlled by two major quantitative trait loci(QTLs),which are associated with hull thickness and color,respectively.The two QTLs were further fine mapped within intervals of 250 kb and 146 kb,respectively.These resources provide a platform for evolutionary studies and will facilitate molecular breeding of this important crop. | Chao Guo Yanan Wang Aiguo Yang Jun He Chaowen Xiao Shanhua Lv Fengming Han Yibing Yuan Yuan Yuan Xiaolong Dong Juan Guo YawenYang-Hailan Liu Ningzhi Zuo Yaxi Hu Kangxu Zhao Zhengbo Jiang Xing Wang Tingting Jiang Yaou Sherf Moju Cao Yuan Wang Zhaobo Long Tingzhao Rong Luqi Huang Shufeng Zhou | 2020 | Molecular Plant2020,13,2: | 11 |
| 3 | The chromosome-level reference genome assembly for Panax notoginseng and insights into ginsenoside biosynthesis显示文摘Panax notoginseng,a perennial herb of the genus Panax in the family Araliaceae,has played an important role in clinical treatment in China for thousands of years because of its extensive pharmacological effects.Here,we report a high-quality reference genome of P.notoginseng,with a genome size up to 2.66 Gb and a contig N50 of 1.12 Mb,produced with third-generation PacBio sequencing technology.This is the first chromosome-level genome assembly for the genus Panax.Through genome evolution analysis,we explored phylogenetic and whole-genome duplication events and examined their impact on saponin biosynthesis.We performed a detailed transcriptional analysis of P.notoginseng and explored genelevel mechanisms that regulate the formation of characteristic tubercles.Next,we studied the biosynthesis and regulation of saponins at temporal and spatial levels.We combined multi-omics data to identify genes that encode key enzymes in the P.notoginseng terpenoid biosynthetic pathway.Finally,we identified five glycosyltransferase genes whose products catalyzed the formation of different ginsenosides in P.notoginseng.The genetic information obtained in this study provides a resource for further exploration of the growth characteristics,cultivation,breeding,and saponin biosynthesis of P.notoginseng. | Zhouqian Jiang Lichan Tu Weifei Yang Yifeng Zhang Tianyuan Hu Baowei Ma Yun Lu Xiuming Cui Jie Gao Xiaoyi Wu Yuru Tong Jiawei Zhou Yadi Song Yuan Liu Nan Liu Luqi Huang Wei Gao | 2021 | Plant Communications2021,2,1: | 11 |
| 4 | Effect of cadmium on photosynthetic pigments,lipid peroxidation,antioxidants,and artemisinin in hydroponically grown Artemisia annua显示文摘The effects of different cadmium(Cd) concentrations(0,20,60,and 100 μmol/L) on hydroponically grown Artemisia annua L.were investigated.Cd treatments applied for 0,4,12,24,72,144,216,and 336 hr were assessed by measuring the changes in photosynthetic pigments,electrolyte leakage,malondialdehyde(MDA) and antioxidants(ascorbic acid and glutathione),while the artemisinin content was tested after 0,12,144,216,and 336 hr.A significant decrease was observed in photosynthetic pigment levels over time with increasing Cd concentration.Chlorophyll b levels were more affected by Cd than were chlorophyll a or carotenoid levels.The cell membrane was sensitive to Cd stress,as MDA content in all treatment groups showed insignificant differences from the control group,except at 12 hr treatment time.Ascorbic acid(AsA) content changed slightly over time,while glutathione(GSH) content took less time to reach a maximum as Cd concentration increased.Cd was found to promote synthesis and accumulation of artemisinin,especially at concentrations of 20 and 100 μmol/L.In conclusion,Cd stress can damage to photosynthetic pigments,and vigorously growing A.annua showed a strong tolerance for Cd stress.Appropriate amounts of added Cd aided synthesis and accumulation of artemisinin. | Xuan Li Manxi Zhao Lanping Guo Luqi Huang | 2012 | Journal of Environmental Sciences2012,24,8: | 9 |
| 5 | EVenn:Easy to create repeatable and editable Venn diagrams and Venn networks online显示文摘Effective visualization of features generated in next-generation sequencing or other experimental assays is of great interest.These features include operational taxonomy units(OTUs)in microbiome analysis(Zhang et al.,2019),genes,single nucleotide variants,and gene ontology information in transcriptome,genome,and epigenome analysis(Liu et al.,2018),ingredients in traditional Chinese formulas(Li et al.,2020). | Tong Chen Haiyan Zhang Yu Liu Yong-Xin Liu Luqi Huang | 2021 | Journal of Genetics and Genomics2021,48,9: | 8 |
| 6 | Mitochondrial dysfunction as a mechanism of drug-induced hepatotoxicity:current understanding and future perspectives显示文摘Mitochondria are critical cellular organelles for energy generation and are now also recognized as playing important roles in cellular signaling.Their central role in energy metabolism,as well as their high abundance in hepatocytes,make them important targets for drug-induced hepatotoxicity.This review summarizes the current mechanistic understanding of the role of mitochondria in drug-induced hepatotoxicity caused by acetaminophen,diclofenac,anti-tuberculosis drugs such as rifampin and isoniazid,anti-epileptic drugs such as valproic acid and constituents of herbal supplements such as pyrrolizidine alkaloids.The utilization of circulating mitochondrialspecific biomarkers in understanding mechanisms of toxicity in humans will also be examined.In summary,it is well-established that mitochondria are central to acetaminophen-induced cell death.However,the most promising areas for clinically useful therapeutic interventions after acetaminophen toxicity may involve the promotion of adaptive responses and repair processes including mitophagy and mitochondrial biogenesis,In contrast,the limited understanding of the role of mitochondria in various aspects of hepatotoxicity by most other drugs and herbs requires more detailed mechanistic investigations in both animals and humans.Development of clinically relevant animal models and more translational studies using mechanistic biomarkers are critical for progress in this area.Relevance for patients:This review focuses on the role of mitochondrial dysfunction in liver injury mechanisms of clinically important drugs like acetaminophen,diclofenac,rifampicin,isoniazid,amiodarone and others.A better understanding of the mechanisms in animal models and their translation to patients will be critical for the identification of new therapeutic targets. | Anup Ramachandran Luqi Duan Jephte Y.Akakpo Hartmut Jaeschke | 2018 | Journal of Clinical & Translational Research2018,4,1: | 8 |
| 7 | Filtration of fine particles in atmospheric aerosol with electrospinning nanofibers and its size distribution显示文摘In this study,the size distribution of atmospheric aerosol in Beijing was monitored by the scanning mobility particle sizer spectrometer and the optical particle sizer.The size of particles in atmospheric aerosol was primarily distributed in the range of less than 1 m.It showed different changes with the mass concentrations of particulate matters with an aerodynamic diameter of 2.5 m(PM2.5)for different sizes of fine particles.The amount of ultrafine particles(less than about 60 nm)decreased while the larger ones(>60 nm)increased along with the mass concentration of PM2.5 in atmospheric aerosol.This was because of the formation of the secondary atmospheric aerosol.The polylactic acid(PLA)nanofibers were prepared for filtering the aerosol by electrospinning.PLA nanofiber mats were used as the middle layer to design the composite filter membranes.Atmospheric aerosol was used as dust source in the filtration test.The results showed that the filtration efficiency of the composite filter media increased along with the thickness of nanofiber mats,which was controlled by the collection time during electrospinning.Filtration efficiency can be improved obviously by compositing with a thin layer of nanofibers. | LI Juan SHI XiaoFei GAO Feng LIU LuQi CHEN Rui CHEN ChunYing ZHANG Zhong | 2014 | Science China(Technological Sciences)2014,57,2: | 7 |
| 8 | Effects of ecological factors on secondary metabolites and inorganic elements of Scutellaria baicalensis and analysis of geoherblism显示文摘This study analyzed the effects of ecological factors on secondary metabolites of Scutellaria baicalensis using two sources:92individual roots of S.baicalensis from all over China,and secondary metabolites,medicinal materials and inorganic element contents obtained from the testing of 92 S.baicalensis rhizosphere soil samples.The study used environmental data from the Genuine Medicinal Material Spatial Analysis Database.Most of the chemical constituents of S.baicalensis were negatively correlated to latitude and positively correlated to temperature;generally,the contents of 21 chemical constituents were higher at low latitudes than that at high latitudes.By gradual regression analysis,it was found that the content of baicalin in S.baicalensis was negatively correlated to latitude and generally the content of inorganic elements in soil was excessively high(excluding Mg and Ca),which has a negative effect on the accumulation of chemical constituents in S.baicalensis.Based on the cluster analysis of 21 constituents,S.baicalensis from different places of origin was divided into two groups,and S.baicalensis was not genuine only in a specific small region.Within the zone from Chifeng,Inner Mongolia to Taibai,Shaanxi is suitable for accumulation of secondary metabolites of S.baicalensis and such a zone represents a suitable distribution and potential genuine producing area. | GUO LanPing WANG Sheng ZHANG Ji YANG Guang ZHAO ManXi MA WeiFeng ZHANG XiaoBo LI Xuan HAN BangXing CHEN NaiFu HUANG LuQi | 2013 | Science China(Life Sciences)2013,56,11: | 7 |
| 9 | Functional identification of the terpene synthase family involved in diterpenoid alkaloids biosynthesis in Aconitum carmichaelii显示文摘Aconitum carmichaelii is a high-value medicinal herb widely used across China,Japan,and other Asian countries.Aconitine-type diterpene alkaloids(DAs)are the characteristic compounds in Aconitum.Although six transcriptomes,based on short-read next generation sequencing technology,have been reported from the Aconitum species,the terpene synthase(TPS)corresponding to DAs biosynthesis remains unidentified.We apply a combination of Pacbio isoform sequencing and RNA sequencing to provide a comprehensive view of the A.carmichaelii transcriptome.Nineteen TPSs and five alternative splicing isoforms belonging to TPS-b,TPS-c,and TPS-e/f subfamilies were identified.In vitro enzyme reaction analysis functional identified two sesqui-TPSs and twelve di TPSs.Seven of the TPS-c subfamily genes reacted with GGPP to produce the intermediate ent-copalyl diphosphate.Five Ac KSLs separately reacted with ent-CPP to produce ent-kaurene,ent-atiserene,and ent-13-epi-sandaracopimaradie:a new diterpene found in Aconitum.Ac TPSs gene expression in conjunction DAs content analysis in different tissues validated that ent-CPP is the sole precursor to all DAs biosynthesis,with Ac KSL1,Ac KSL2 s and Ac KSL3-1 responsible for C20 atisine and napelline type DAs biosynthesis,respectively.These data clarified the molecular basis for the C20-DAs biosynthetic pathway in A.carmichaelii and pave the way for further exploration of C19-DAs biosynthesis in the Aconitum species. | Liuying Mao Baolong Jin Lingli Chen Mei Tian Rui Ma Biwei Yin Haiyan Zhang Juan Guo Jinfu Tang Tong Chen Changjiangsheng Lai Guanghong Cui Luqi Huang | 2021 | Acta Pharmaceutica Sinica B2021,11,10: | 6 |
| 10 | Comparison of nitrate-removal efficiency and bacterial properties using PCL and PHBV polymers as a carbon source to treat aquaculture water显示文摘Nitrate(NO_(3)^(−))accumulation in recirculating aquaculture systems(RASs)with high stocking densities presents a problem for reared animals and the environment.The use of a biodegradable polymer as organic carbon for heterotrophic denitrification exhibits good performance for NO_(3)^(−)removal from wastewater.A comparison of NO_(3)^(−)–N removal efficiency and bacterial properties using polycaprolactone(PCL)and poly(3-hydroxybutyrateco-3-hydroxyvalerate)(PHBV)as carbon sources to treat aquaculture water was conducted for a 102-day period.The results indicated that the NO_(3)^(−)–N removal rates of 0.27±0.07 and 0.19±0.05 g/L per day,respectively,could be achieved with influent concentrations ranging from 81.1 to 132.75 mg/L and a flow rate of 1 L/h.The removal of NO_(3)^(−)–N versus consumed PCL(1:1 w/w)was significantly higher than that versus consumed PHBV(0.3:1 w/w)(P<0.05).The concentrations of effluent nitrite-nitrogen and total ammonium nitrogen were maintained at an acceptable level.The bacterial community structures between the two types of reactors varied significantly.Acidovorax and Denitratisoma were the top two genera of the bacterial community in the biofilm in the PCL beads with a dominance of 26.83%and 6.67%,respectively.In the PHBV beads,Acidovorax at 17.95%and Bdellovibrio at 6.37%were the top two genera.The PCL-denitrification reactor developed in this study showed better potential than the PHBV-denitrification reactor in removing NO_(3)^(−)from aquaculture water. | Guozhi Luo Zhiwei Hou Luqi Tian Hongxin Tan | 2020 | Aquaculture and Fisheries2020,5,2: | 5 |
| 11 | Application of Raman spectroscopy in carbon nanotube-based polymer composites显示文摘Raman spectroscopy has been widely used to identify the physical properties of carbon nanotubes(CNTs),and to assess their functionalization as well as orientation.Recently,Raman spectroscopy has become a powerful tool to characterize the interfacial properties between CNTs and polymer matrices.This review provides an overview of micro-Raman spectroscopy of CNTs and its application in studying CNT reinforced polymer composites.Based on the specific Raman band shifts relating to the mechanical deformation of CNTs,Raman scattering can be used to evaluate the interactions between the CNTs and the surrounding polymer in the composites,and to detect the phase transitions of the polymer,and investigate the local stress state as well as the Young's modulus of the CNTs.Moreover,we also review the current progress of Raman spectroscopy in various CNT macroarchitectures(such as films,fibers as well as composite fibers).The microscale structural deformation of CNT macroarchitectures and strain transfer factors from macroscale architectures to microscale structures are inferred.Based on an in situ Raman-tensile test,we further predict the Young's modulus of the CNT macroarchitectures and reveal the dominating factors affecting the mechanical performances of the CNT macroarchitectures. | GAO Yun LI LingYun TAN PingHeng LIU LuQi ZHANG Zhong | 2010 | Chinese Science Bulletin2010,55,35: | 5 |
| 12 | Molecular cloning and functional identification of a cDNA encoding 4-hydroxy-3-methylbut-2-enyl diphosphate reductase from Tripterygium wilfordii显示文摘The 4-hydroxy-3-methylbut-2-enyl diphosphate reductase(HDR) is the last step key enzyme of the methylerythritol phosphate(MEP) pathway,synthesizing isopentenyl diphosphate and its allyl isomer dimethylallyl diphosphate,which is important for regulation of isoprenoid biosynthesis.Here the full-length cDNA of HDR,designated TwHDR(GenBank Accession No.KJ933412.1),was isolated from Tripterygium wilfordii for the first time.TwHDR has an open reading frame(ORF) of 1386 bp encoding461 amino acids.TwHDR exhibits high homology with HDRs of other plants,with an N-terminal conserved domain and three conserved cysteine residues.TwHDR cDNA was cloned into an expression vector and transformed into an Escherichia coli hdr mutant.Since loss-of-function E.coli hdr mutant is lethal,the result showed that transformation of TwHDR cDNA rescued the E.coli hdr mutant.This complementation assay suggests that the TwHDR cDNA encodes a functional HDR enzyme.The expression of TwHDR was induced by methyl-jasmonate(MJ) in T.wilfordii suspension cells.The expression of TwHDR reached the highest level after 1 h of MJ treatment.These results indicate that we have identified a functional TwHDR enzyme,which may play a pivotal role in the biosynthesis of diterpenoid triptolide in T.wilfordii. | Qiqing Cheng Yuru Tong Zihao Wang Ping Su Wei Gao Luqi Huang | 2017 | Acta Pharmaceutica Sinica B2017,7,2: | 5 |
| 13 | Toll-Like Receptor 4 Deficiency Causes Reduced Exploratory Behavior in Mice Under Approach-Avoidance Conflict显示文摘Abnormal approach-avoidance behavior has been linked to deficits in the mesolimbic dopamine(DA)system of the brain. Recently, increasing evidence has indicated that toll-like receptor 4(TLR4), an important pattern-recognition receptor in the innate immune system,can be directly activated by substances of abuse, resulting in an increase of the extracellular DA level in the nucleus accumbens. We thus hypothesized that TLR4-dependent signaling might regulate approach-avoidance behavior. To test this hypothesis, we compared the novelty-seeking and social interaction behaviors of TLR4-deficient(TLR4^(-/-))and wild-type(WT) mice in an approach-avoidance conflict situation in which the positive motivation to explore a novel object or interact with an unfamiliar mouse was counteracted by the negative motivation to hide in exposed,large spaces. We found that TLR4^(-/-)mice exhibitedreduced novelty-seeking and social interaction in the large open spaces. In less stressful test apparatuses similar in size to the mouse cage, however, TLR4^(-/-)mice performed normally in both novelty-seeking and social interaction tests. The reduced exploratory behaviors under approachavoidance conflict were not due to a high anxiety level or an enhanced fear response in the TLR4^(-/-)mice, as these mice showed normal anxiety and fear responses in the open field and passive avoidance tests, respectively. Importantly,the novelty-seeking behavior in the large open field induced a higher level of c-Fos activation in the nucleus accumbens shell(NAc Sh) in TLR4^(-/-)mice than in WT mice. Partially inactivating the NAc Sh via infusion of GABA receptor agonists restored the novelty-seeking behavior of TLR4^(-/-)mice. These data suggested that TLR4 is crucial for positive motivational behavior under approach-avoidance conflict. TLR4-dependent activation of neurons in the NAc Sh may contribute to this phenomenon. | Chunlu Li Yixiu Yan Jingjing Cheng Gang Xiao Jueqing Gu Luqi Zhang Siyu Yuan Junlu Wang Yi Shen Yu-Dong Zhou | 2016 | Neuroscience Bulletin2016,32,2: | 5 |
| 14 | Molecular cloning and functional identification of sterol C24-methyltransferase gene from Tripterygium wilfordii显示文摘Sterol C24-methyltransferase(SMT) plays multiple important roles in plant growth and development. SMT1, which belongs to the family of transferases and transforms cycloartenol into 24-methylene cycloartenol, is involved in the biosynthesis of 24-methyl sterols. Here, we report the cloning and characterization of a cDNA encoding a sterol C24-methyltransferase from Tripterygium wilfordii(Tw SMT1). Tw SMT1(Gen Bank access number KU885950) is a 1530 bp cDNA with a 1041 bp open reading frame predicted to encode a 346-amino acid, 38.62 k Da protein. The polypeptide encoded by the SMT1 cDNA was expressed and purified as a recombinant protein from Escherichia coli(E. coli) and showed SMT activity. The expression of Tw SMT1 was highly up-regulated in T. wilfordii cell suspension cultures treated with methyl jasmonate(Me JA). Tissue expression pattern analysis showed higher expression in the phellem layer compared to the other four organs(leaf, stem, xylem and phloem), which is about ten times that of the lowest expression in leaf. The results are meaningful for the study of sterolbiosynthesis of T. wilfordii and will further lay the foundations for the research in regulating both the content of other main compounds and growth and development of T. wilfordii. | Hongyu Guan Yujun Zhao Ping Su Yuru Tong Yujia Liu Tianyuan Hu Yifeng Zhang Xianan Zhang Jia Li Xiaoyi Wu Luqi Huang Wei Gao | 2017 | Acta Pharmaceutica Sinica B2017,7,5: | 4 |
| 15 | Engineering electrochemical actuators with large bending strain based on 3D-structure titanium carbide MXene composites显示文摘Electrically responsive electrochemical actuators that contain a polymer electrolyte membrane laminated between two electrodes have attracted great attention due to their potential applications in smart electronics,wearable devices,and soft robotics.However,some challenges such as the achievement of large bending strain under low applied voltage and fast ion diffusion and accumulation still exist to be resolved.The key to the solution lies in the choice of electrode materials and the design of electrode structures.In this study,an engineering electrochemical actuator that presents large bending strain under low applied voltage based on MXene/polystyrene-MXene hybrid electrodes is developed.The developed electrochemical actuator based on the MXene/polystyrene-MXene 3D-structure is found to exhibit large bending strain(ca.1.18%),broad frequency bandwidth,good durability(90%retention after 10,000 cycles)and considerable Young’s modulus(ca.246 MPa).The high-performance actuation mainly stems from the excellent properties of MXene and 3D-structure of the electrode.The MXene provides excellent mechanical strength and high electrical conductivity which facilitate strong interaction and rapid electron transfer in electrodes.The 3D architectures formed by polystyrene microspheres generate unimpeded ion pathways for ionic short diffusion and fast injection.This study reveals that the 3D-structure hybrid electrodes play a crucial role in promoting the performance of such electrochemical actuators. | Tong Wang Tianjiao Wang Chuanxin Weng Luqi Liu Jun Zhao Zhong Zhang | 2021 | Nano Research2021,14,7: | 4 |
| 16 | Engineering of triterpene metabolism and overexpression of the lignin biosynthesis gene PAL promotes ginsenoside Rg3 accumulation in ginseng plant chassis显示文摘The ginsenoside Rgfound in Panax species has extensive pharmacological properties,in particular anti-cancer effects.However,its natural yield in Panax plants is limited.Here,we report a multimodular strategy to improve yields of Rgin a Panax ginseng chassis,combining engineering of triterpene metabolism and overexpression of a lignin biosynthesis gene,phenylalanine ammonia lyase(PAL).We first performed semi-rational design and site mutagenesis to improve the enzymatic efficiency of Pq3-O-UGT2,a glycosyltransferase that directly catalyzes the biosynthesis of Rgfrom Rh.Next,we used clustered regularly interspaced palindromic repeats(CRISPR)/CRISPR-associated protein 9(Cas9)gene editing to knock down the branch pathway of protopanaxatriol-type ginsenoside biosynthesis to enhance the metabolic flux of the protopanaxadiol-type ginsenoside Rg.Overexpression of PAL accelerated the formation of the xylem structure,significantly improving ginsenoside Rgaccumulation(to 6.19-fold higher than in thecontrol).Wecombinedoverexpression of the ginsenoside aglycon synthetic genes squalene epoxidase,Pq3-O-UGT2,and PAL with CRISPR/Cas9-based knockdown of CYP716A53v2 to improve ginsenoside Rgaccumulation.Finally,we produced ginsenoside Rgat a yield of 83.6 mg/L in a shake flask(7.0 mg/g dry weight,21.12-fold higher than with wild-type cultures).The highproduction system established in this study could be a potential platform to produce the ginsenoside Rgcommercially for pharmaceutical use. | Lu Yao Huanyu Zhang Yirong Liu Qiushuang Ji Jing Xie Ru Zhang Luqi Huang Kunrong Mei Juan Wang Wenyuan Gao | 2022 | Journal of Integrative Plant Biology2022,64,9: | 3 |
| 17 | An ethnopharmacological investigation of medicinal Salvia plants (Lamiaceae) in China显示文摘In China,over 40 species of the genus Salvia have been used as medicinal plants for various diseases,some for thousands of years.Recently,research has focused on the biological activities of Salvia medicinal plants used in traditional chinese medicine(TCM).However,to date a scientific survey of the genus Salvia in China has not been carried out.In this paper,we report the results of 10 field surveys of Salvia medicinal plants collected in 17 provinces including detailed information on their local names,growing environment,distribution and therapeutic effects.We also summarize the results of research on the materia medica,phytochemistry and pharmacology of some of the important Salvia medicinal plants.Our study reveals that 35 Salvia plants have been used in TCM in different regions of China,including 20 species used as Danshen to treat heart diseases,and 15 species used to treat a range of other conditions including gynecological diseases,muscular or skeletal problems,hepatitis,urological diseases,and mouth and eye conditions.It is clear that some species of Salvia L.possess significant pharmacological activity in the context of ethnopharmacological knowledge,especially in the treatment of heart disease.Further studies of the phytochemistry and pharmacology of Salvia species will no doubt improve their medical utilization and contribute to the development of new natural drugs. | Minhui Li Qianquan Li Chunhong Zhang Na Zhang Zhanhu Cui Luqi Huang Peigen Xiao | 2013 | Acta Pharmaceutica Sinica B2013,3,4: | 2 |
| 18 | Inventory Policy for a Deteriorating Item with Time-Varying Demand Under Trade Credit and Inflation显示文摘It’s often the case that the supplier will provide the retailer with a permissible delay period in payments, during which the supplier charges the retailer no interest and the retailer accumulates interest earned from investment return. As a type of price reduction and an alternative to price discount,trade credit helps the supplier encourage the retailer’s ordering. This paper develops an inventory replenishment model for a deteriorating item with time-varying demand and shortages, taking account of trade credit and time value of money under inflation over a finite time horizon. This model is an extension and development of the existing studies related to the inventory system considering trade credit and time value of money and offers a more general model with more flexibility and resilience to handle the situation where demand of the end market is non-decreasing with regard to time. | Luqi WANG Zhijian CHEN Mingyao CHEN Ruijie ZHANG | 2019 | Journal of Systems Science and Information2019,10,2: | 2 |
| 19 | Chemical study and medical application of saponins as anti-cancer agents显示文摘 | Shuli Man Wenyuan Gao Yanjun Zhang Luqi Huang Changxiao Liu | 2010 | Fitoterapia2010,,7: | 2 |
| 20 | Mitochondrial damage and biogenesis in acetaminophen-induced liver injury显示文摘Liver injury and acute liver failure caused by acetaminophen(APAP)overdose is the clinically most important drug toxicity in Western countries.Mechanistic investigations have revealed a central role of mitochondria in the pathophysiology.Excess formation of the reactive metabolite N-acetyl-p-benzoquinone imine(NAPQI)after an overdose leads to hepatic glutathione depletion,mitochondrial protein adducts formation and an initial oxidant stress,which triggers the activation of mitogen activated protein(MAP)kinase cascade ultimately leading to c-jun N-terminal kinase(JNK)phosphorylation.Phospho-JNK translocates to the mitochondria and amplifies the oxidative and nitrosative stress eventually causing the mitochondrial membrane permeability transition pore opening and cessation of adenosine triphosphate(ATP)synthesis.In addition,mitochondrial matrix swelling ruptures the outer membrane and releases endonucleases,which cause nuclear deoxyribonucleic acid(DNA)fragmentation.Together,the nuclear DNA damage and the extensive mitochondrial dysfunction result in necrotic cell death.However,the procell death signaling events are counteracted by adaptive responses such as autophagy and mitochondrial biogenesis.The improved mechanistic insight into the pathophysiology leads to better understanding of the mechanisms of action of the existing antidote N-acetylcysteine and justifies the clinical testing of novel therapeutics such as 4-methylpyrazole and calmangafodipir. | Hartmut Jaeschke Luqi Duan Nga T.Nguyen Anup Ramachandran | 2019 | Liver Research2019,3,3: | 2 |