This study was aimed to explore the impact of activated carbon adsorption modified by different concentrations of nitric acid and ammonia,in order to examine the impact on adsorption of mannotriose by modified activated carbon.The activated carbon was processed by different concentrations of nitric acid and ammonia.And then,the adsorption capacity of benzene,iodine,methylene blue and the purification effects on mannotriose were measured.The results showed that the active carbon modified by nitric acid and ammonia had some changes of adsorptions for methylene blue,iodine and benzene.The purification effect of mannotriose with nitric acid-modified activated carbon was declined.The purification effect of mannotriose with ammonia-modified activated carbon was increased.It was concluded that the pore structure of activated carbon had been changed by nitric acid and ammonia.The adsorption capacity of nitric acid modified active carbon to mannotriose was declined.However,the adsorption capacity of ammonia modified active carbon to mannotriose was increased.It showed that ammonia modified active carbon was suitable for the purification of mannotriose.And the adsorption capacity of iodine reflected the adsorption capacity of mannotriose by active carbon.

Through the investigation on functions of E.rutaecarpain ancient herbal literatures,ancient prescriptions and the Chinese Pharmacopoeia(2010 edition),it showed that the basic function of E.rutaecarpa recorded in herbal literatures through dynasties was similar to that of the Chinese Pharmacopoeia.However,the disappearance of Euodia rutaecarpa's functions in the Chinese Pharmacopoeia were dampness-eliminating,blood-activating,spleen-invigorating,phlegm-eliminating,wind-dispelling,and guiding fire to its source,which had been recorded in ancient herb literatures.ThePu-Ji-Fang database management system contained prescriptions with Euodia rutaecarpa in the treatment of asthenia,Bi syndrome,stroke,scabies,edema,phlegm,leukorrhagia,epigastric pain,menoxenia,lochiostasis,fractures,sore,aphtha,and etc,which were absent from the Chinese Pharmacopoeia.In conclusion,we preliminarily confirmed that Euodia rutaecarpahad potential functions in activating blood to resolve stasis,dispelling wind and eliminating dampness,nourishing deficiency and invigorating the spleen,resolving toxins,relieving cough and eliminating phlegm,soothing liver to stop wind,as well as stopping bleeding.

The suitable distribution regions of medicinal clematis armandii in Sichuan province were extracted based on the suitable requirements of clematis armandii,comprehensive analysis and quantification on environmental indicators suitable forclematis armandii,following remote sensing (RS) and GIS spatial analysis,spatial database building and other technologies,extracted land use information.The results showed that regions suitable forclematis armandii were Gulin county,Xuyong county,Baoxing county and Tianquan county and other areas in Sichuan province.Among them,Gulin county and Xuyong county were the main distributed regions,which accounted for 23.2% and 25.4% of the total area,respectively.Through the comparison with the Chinese Materia Medica (CMM) Resource Database,this research result was basically coincided with census data from the Third National CMM.It also showed that RS and GIS technology were suitable for the investigation of suitable area of clematis armandii scientifically and feasibly.It improved the rational use of clematis armandii.It provided supporting information for rational planting of clematis armandii.It also of fered references for monitoring other wild herbs.

By reviewing its experimental studies as well as clinical investigations,experiences and proven cases,this paper presented the main directions and methods in the study of Guo-Min (GM) decoction.It proved that GM decoction had identified anti-inflammatory and anti-allergic effects.Its effect may be through blocking H1 receptors,and lowering IgE in serum of type I allergic reaction to achieve.It showed that the clinical observation on multi-center,large sample randomized double-blinded controlled trials combined with compatibility laws of Chinese herbs and prescriptions by chemomics will be the future study direction of GM decoction.It played significant role in the prevention and treatment of allergic diseases.

Gynostemma pentaphyllum belonged to the Cucurbitaceae family.It was also called theQi-Ye-Dan,licorice stem,Gong-Luo Guo-Di,and etc.It contained saponin,flavonoids,polysaccharides,terpenoids and other chemical compositions.Its pharmacological effects included cholesterol-lowering activity,antitumor activity,hypoglycemic activity,anti-aging and boost immunity.This paper reviewed the research progress on chemical constituents,pharmacological effects and in vivometabolism of gynostemma pentaphyllum,in order to provide a theoretical basis for its further research and development.

Chinese medicinal materials are likely to be polluted by various kinds of fungal toxins during the plantation,collection,transportation and storage,which results in the possibility that quality,safety and treatment effect fails to meet the requirement of safe medicine.This paper reviewed the domestic and overseas studies on the pollution of fungus and fungal toxins in herbs,and made an introduction to the limit standard of fungus and fungal toxins.This paper discussed the importance to establish the inspection standard of various fungal toxins in Chinese medicinal materials and their limit standards to provide references to medication safety and improvement of quality control standard system of Chinese medicinal materials.

This study was aimed to investigate the dose-response relations and synergy effects of bioactive components in Ginkgo bilobaon antiplatelet aggregation and DPPH free radical scavenging.The antiplatelet aggregation experiment and DPPH free radical scavenging experiment were conducted respectively to investigate the dose-response relations and synergy effects.Firstly,the effect of inhibiting platelet aggregation induced by PAF of ginkgolides in rabbits was investigated.And then,the effect of DPPH free radical scavenging by ginkgo flavonoids was also investigated.Finally,the synergy effects among effective components were studied.The results showed that ginkgolide A,ginkgolide B,ginkgolide C and bilobalide had dose-response relations on antiplatelet aggregation.Quercetin,kaempferol and isorhamnetin had DPPH free radical scavenging effects with dose-response relation.It was concluded that ginkgolide had the dose-response relation on antiplatelet aggregation.Ginkgolide A and ginkgolide B had synergy effect.Ginkgo flavonoids had DPPH free radical scavenging effect.Quercetin and isorhamnetin had synergy effect.

This study was aimed to investigate the effects of ursolic acid on human hepatic stellate cells (HSC-LX-2) proliferation and its mechanism.Different doses of ursolic acid were incubated with HSC-LX-2 cellin vitrof or 48 h.MTT was used for the detection of HSC-LX-2 cell proliferation.The expressions of PDGF-ERK signaling pathway associated proteins were measured by western blot.The results showed that the proliferation of HSC- LX-2 cells was inhibited by ursolic acid in a dose-dependent manner.The inhibition rate of 20,30 and 40μmol·L-1 of ursolic acid was 9.1%,42.3% and 62.6%,respectively.The IC50 was 35.2μmol·L-1.After incubated with ursolic acid for 48 h,protein levels of PDGF-R and p-ERK in 30 and 40μmol·L-1 group were significantly decreased when compared with the normal group (P<0.05 orP<0.01),except the ERK protein.It was concluded that ursolic acid can inhibit HSC-LX-2 cell proliferation.Its mechanism may be related to the blockage of PDGF-ERK signaling pathway.

This study was aimed to elucidate the 5-HT3R molecular mechanism of Radix Paeoniae Albaextract (RPAE) as drug intervention in the treatment of premenstrual syndrome (PMS) model rats with liver-qi depression pattern.PMS model rats with liver-qi depression pattern were prepared.And then,the model was treated with RPAE.The protein distribution of 5-HT3AR and 5-HT3BR in the frontal lobe was evaluated by the immune fluorescence technology and western blot.The results showed that there were positive expressions of 5-HT3AR and 5-HT3BR in frontal lobe of rats in each group.Compared with the normal group,the 5-HT3AR and 5-HT3BR protein expression levels of the frontal lobe in the model group increased significantly (P < 0.05).Compared with the model group,the 5-HT3AR protein expression level in the frontal lobe decreased significantly after RPAE treatment (P < 0.05).In conclusion,RPAE regulated the protein expressions of 5-HT3AR and 5-HT3BR in frontal lobe,which may be one of the mechanisms for its treatment of PMS with liver-qi depression pattern.

This study was aimed to observe the effect of Yang-Xue Qing-Nao(YXQN) granules on the expression of brain-derived neurotrophic factor (BDNF) and basic fibroblast growth factor (bFGF) in CA1area of hippocampus among vascular dementia (VD) rats.A total of 72 SD rats were randomly divided into the sham operation group,VD model group (model group) and YXQN treatment group (treatment group).The VD rat model was prepared by modified Pulsineli's four-vessel occlusion.The learning and memory abilities of rats were detected by the Morris water maze.The protein expressions of BDNF and bFGF were detected by the immunohistochemical analysis.The results showed that compared with the sham operation group,there was obvious learning and memory disorders in the model group with increased protein expressions of BDNF and bFGF in CA1 area of hippocampus at difference time points (P<0.01).Compared with the model group,the learning and memory abilities of rats in the treatment group were significantly improved; and the protein expressions of BDNF and bFGF in CA1 area of hippocampus were significantly increased at difference time points (P<0.01).The expression was the highest on the 4th week.It was concluded that YXQN granules can improve the learning and memory abilities of VD rats.Its mechanism may be related to the upregulation of protein expression of BDNF and bFGF.