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Realized heritability,cross-resistance patterns,and mechanisms of resistance to thiotraniliprole in Plutella xylostella(L.)
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作者 YUAN Jing JIANG Yaqin +5 位作者 CHANG Hui LEI Qiyang OUYANG Mingxun CHEN Yingchong CHEN Jing CHEN Jie 《农药学学报》 北大核心 2025年第2期311-321,共11页
Plutella xylostella,a major pest of cruciferous vegetables worldwide,has developed resistance to diamide insecticides.Thiotraniliprole,a novel synthetic diamide insecticide,exhibits excellent activity against P.xylost... Plutella xylostella,a major pest of cruciferous vegetables worldwide,has developed resistance to diamide insecticides.Thiotraniliprole,a novel synthetic diamide insecticide,exhibits excellent activity against P.xylostella.In the present study,we aimed to confirm the resistance risk,cross-resistance,and mechanisms of resistance to thiotraniliprole in P.xylostella.After 40 consecutive generations of thiotraniliprole selection,we obtained a thiotraniliprole-resistance P.xylostella strain with a 5141.58-fold resistance ratio(RR)to thiotraniliprole.The overall realized heritability(h^(2))value of resistance was estimated as 0.9 using threshold trait analysis,indicating that the risk of developing resistance to thiotraniliprole is high in P.xylostella.The thiotraniliprole-resistant(TR)strain showed noticeable cross-resistance to chlorantraniliprole(RR=44670.05),cyantraniliprole(RR=7038.58),and tetrachlorantraniliprole(RR=1506.01),but no cross-resistance to tolfenpyrad,indoxacarb,diafenthiuron,or abamectin compared with the susceptible(S)strain.The enzyme assay data showed that the activities of glutathione-S transferase(GST),carboxylesterase(CarE),and the content of cytochrome P450 monooxygenase(P450s)were significantly higher in the TR strain than in the S strain.Sequencing of the full-length PxRyR cDNA revealed the gene site I4790K in the TR strain with a 100%frequency.This mutation in PxRyR likely underlies the high-level cross-resistance between thiotraniliprole and three other diamide insecticides.These findings provide valuable information for optimizing resistance management strategies to delay thiotraniliprole resistance development and ensure sustainable control of P.xylostella. 展开更多
关键词 Plutella xylostella thiotraniliprole realized heritability CROSS-RESISTANCE detoxifying enzymes ryanodine receptor resistance mechanisms
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Mechanism of action of heat-clearing and detoxifying herbs in the treatment of erosive gastritis
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作者 Fang Zhou Yi-Tong Sun +1 位作者 Hong-Xin Zheng Jing-Dong Xiao 《World Journal of Gastroenterology》 2025年第29期51-60,共10页
This article focuses on the clinical efficacy and mechanism of action of heatclearing and detoxifying traditional Chinese medicines(TCMs)in the treatment of erosive gastritis,providing a reference for the treatment of... This article focuses on the clinical efficacy and mechanism of action of heatclearing and detoxifying traditional Chinese medicines(TCMs)in the treatment of erosive gastritis,providing a reference for the treatment of this disease.In the clinical treatment of erosive gastritis,TCM combinations such as Qing Gastric San,Semixia Diarrheal Heart Soup,and single-flavored heat-clearing and detoxifying drugs such as dandelion and Huanglian have specific efficacies and effectively improve the patient's symptoms,including killing or inhibiting Helicobacter pylori,reducing inflammatory reactions,protecting the gastric mucosa,inhibiting gastric acid secretion,regulating gastrointestinal hormones,and regulating immune function,playing therapeutic roles through multi-level and multi-target mechanisms.Thus,heat-clearing and detoxifying TCMs have broad application prospects in clinical practice for erosive gastritis. 展开更多
关键词 Heat-clearing and detoxifying medicines Chronic gastritis with erosion Clinical efficacy Mechanisms of action Traditional Chinese medicine etiology and pathogenesis
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The Pathological Complexity of Stroke and Rational Treatment Principles of Chinese Herbal Medicine
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作者 Guanyuan Jin Louis Lei Jin Belinda Jie He 《Chinese Medicine and Natural Products》 2025年第1期1-22,共22页
This paper first analyzes the complexity of pathological processes involved in acute hemorrhagic or ischemic stroke,including primary and secondary brain injury manifestations and mechanisms,potential transformations ... This paper first analyzes the complexity of pathological processes involved in acute hemorrhagic or ischemic stroke,including primary and secondary brain injury manifestations and mechanisms,potential transformations between hemorrhage and infarction,and the impact of postbrain injury inflammation on disease progression.Based on decades of extensive clinical and pharmacological research on the usage of Chinese herbal medicine(CHM)monomers or formulas that promote blood circulation and remove blood stasis(such as Angong Niuhuang Wan,Buyang Huanwu Tang,Dahuoluo Wan,and Dushen Tang)for stroke treatment,it proposes that tonifying qi,promoting blood circulation,removing blood stasis,and detoxifying are rational treatment principles of CHM.These principles correspond to the following Western medical implications:tonifying qi corresponds to neuroprotection effects,promoting blood circulation corresponds to anticoagulation and thrombolysis,removing blood stasis addresses hematoma absorption and cerebral edema reduction,and detoxifying corresponds to anti-inflammatory actions.This paper further proposes from a systems medicine perspective that acute stroke is a complex disease requiring individualized CHM treatment with timely modifications rather than a one-sizefits-all approach.CHM monomers or formulas for promoting blood circulation and removing blood stasis,which have various effects such as lowering blood pressure,hemostasis,anticoagulation,antiplatelet,anti-inflammatory,promoting fibrinolysis,and edema reduction,must align with disease progression and be applied within appropriate therapeutic time windows to ensure efficacy and safety.Finally,this paper suggests that a combined use of acupuncture and CHM can potentially synergistically leverage their respective therapeutic strengths.Additionally,acupuncture shows clear benefits in the acute phase of intracerebral hemorrhage(ICH),such as stimulating the vagus nerve to enhance cerebral blood flow,reducing inflammation,as well as triggering hemostatic effects.By applying these rational treatment principles in an integrated approach,better CHM treatment outcomes and higher efficacy of stroke management may be attained. 展开更多
关键词 stroke-chinese herbal medicine tonifying qi promoting blood circulation removing blood stasis detoxifying anti-inflammatory therapeutic time windows treatment with timely modification
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丹参的多种临床应用 被引量:16
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作者 曹元成 马英玲 《中国中西医结合急救杂志》 CAS 1994年第1期20-20,共1页
丹参,苦能降泄,微寒清热,入心、肝二经血分,而有活血祛瘀、凉血消肿、清心除烦等作用。前人认为丹参能“补血”,而有“一味丹参,功同四物”的说法,其实为祛瘀通经之品,所谓能够“补血”,实为“瘀血祛则新血生”之义。在临床上有着多种... 丹参,苦能降泄,微寒清热,入心、肝二经血分,而有活血祛瘀、凉血消肿、清心除烦等作用。前人认为丹参能“补血”,而有“一味丹参,功同四物”的说法,其实为祛瘀通经之品,所谓能够“补血”,实为“瘀血祛则新血生”之义。在临床上有着多种良好的作用,对治疗心脏病、肝病、肾病、妇科病等更为突出。 展开更多
关键词 PROSTAGLANDIN Spleen-strensthening and qi-replenishing Heat-clearing and detoxifying Endomethacia
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Mechanisms of Enhanced Heavy Metal Tolerance in Plants by Silicon: A Review 被引量:23
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作者 WU Jia-Wen SHI Yu +2 位作者 ZHU Yong-Xing WANG Yi-Chao GONG Hai-Jun 《Pedosphere》 SCIE CAS CSCD 2013年第6期815-825,共11页
In recent years,due to excessive emission of industrial waste,wastewater irrigation,and unreasonable utilization of fertilizers,pesticides and plastic sheeting,heavy metal pollution is increasing rapidly,resulting in ... In recent years,due to excessive emission of industrial waste,wastewater irrigation,and unreasonable utilization of fertilizers,pesticides and plastic sheeting,heavy metal pollution is increasing rapidly,resulting in many environmental problems.Silicon(Si),as the second most abundant element in the soil,can not only stimulate plant growth,but alleviate various biotic and abiotic stresses,including heavy metal stress.Here,we reviewed recent advances in the mechanisms for Si-mediated heavy metal tolerance in plants.These mechanisms included reducing active heavy metal ions in growth media,reducing heavy metal transport to the shoot,stimulating enzymatic and non-enzymatic antioxidants,chelation,compartmentation,regulation of the expression of metal transport genes,and structural changes in plants.Further research orientation is also discussed. 展开更多
关键词 ANTIOXIDANT CADMIUM COMPARTMENTATION detoxifieation MANGANESE
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Responses of Detoxifying, Antioxidant and Digestive Enzyme Activities to Host Shift of Bemisia tabaci (Hemiptera: Aleyrodidae) 被引量:6
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作者 DENG Pan CHEN Long-jia +2 位作者 ZHANG Zong-lei LIN Ke-jian MA Wei-hua 《Journal of Integrative Agriculture》 SCIE CAS CSCD 2013年第2期296-304,共9页
The polyphagous B-biotype of Bemisia tabaci (Gennadius) has demonstrated a high capacity to adapt to numerous hosts from diverse plant families. To illustrate induced responses by the host plant, biochemical researc... The polyphagous B-biotype of Bemisia tabaci (Gennadius) has demonstrated a high capacity to adapt to numerous hosts from diverse plant families. To illustrate induced responses by the host plant, biochemical research on eight plant-insect interaction correlative enzymes, representing detoxifying, antioxidant and digestive pathways, were investigated. Transferring whitefly adults to Zhongmian 23 from the pre-adapted host Zhongmian 41 induced activities of carboxylesterase (by 1.80-fold), glutathione S-transferase (by 3.79-fold), proteinase (by 1.62-fold) and amylase (by 2.41-fold) activities, hut decreased polyphenol oxidase (by 1.89-fold) and peroxidase (by 1.88-fold). However, transferring whitefly adults to the favorite host abutilon from Zhongmian 41 was associated with increased activities of cytochrome P450 monooxygenase (by 1.61-fold) and amylase (by 1.42-fold), and decreased activities of polyphenol oxidase (by 2.96-fold) and peroxidase (by 2.07-fold). Our results, together with previous studies, proved that multiple pathways are involved in coping with host shifts by polyphagous herbivores, and the taxonomic status and preference of the host transferred would affect which pathway would be induced. These results would represent a key challenge in developing long-term sustainable insect control strategies. 展开更多
关键词 Bemisia tabaci biotype B host shift antioxidant enzyme detoxifying enzyme digestive enzyme
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Study on Modified Shengmai Yin Injection for Prevention and Treatment of Brain Impairment in Endotoxin Shock Rats 被引量:7
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作者 张宇忠 吴海燕 +3 位作者 任丽薇 张宏生 贾旭 张银柱 《Journal of Traditional Chinese Medicine》 SCIE CAS CSCD 2010年第4期272-277,共6页
Objective:To examine the effects of modified Shenmai Yin on invigorating vital energy, promoting blood flow, and protection against neural impairment in an endotoxin-induced shock rat model. Methods: Ninety-six SD rat... Objective:To examine the effects of modified Shenmai Yin on invigorating vital energy, promoting blood flow, and protection against neural impairment in an endotoxin-induced shock rat model. Methods: Ninety-six SD rats were randomly divided into four groups: sham operation (saline 20 ml/kg), shock model (lipopolysaccharide, LPS, 8 mg/kg), Reformed Shengmai Yin (加味生脉饮 Pulse-activating Decoction) (LPS 8 mg/kg + reformed Shengmai Yin Injection 10 ml/kg), and dexamethasone (LPS 8 mg/kg + dexamethasone 5 mg/kg) groups. Each group was subdivided into 1 h, 2 h, 3 h, and 6 h time points for observation. The carotid artery was separated and connected with a biological functional system to monitor mean arterial pressure (MAP). Brain water levels, malonaldehyde (MDA) content, and superoxide dismutase (SOD) activity were also determined. Results: In the shock model group, MAP was progressively decreased after injection of LPS, brain water and MDA contents were increased, brain SOD activity was decreased, and capillary vessel edema in brain tissue was also observed. All these parameters were improved significantly in both treatment groups, although the effects were more marked with Shengmai Yin than with dexamethasone. Conclusion: Modified Shengmai Yin exhibits strong anti-shock and neuroprotective effects against Endotoxininduced shock. 展开更多
关键词 endotoxin shock brain impairment invigorate vital energy promote blood flow and detoxify free radicals Shengmai Yin (Pulse-activating Decoction)
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Effect of Benzo[a]pyrene on Detoxification and the Activity of Antioxidant Enzymes of Marine Microalgae 被引量:4
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作者 SHEN Chen MIAO Jingjing +1 位作者 LI Yun PAN Luqing 《Journal of Ocean University of China》 SCIE CAS 2016年第2期303-310,共8页
The objective of this study was to examine the effect ofbenzo[a]pyrene (BaP) on the detoxification and antioxidant systems of two microalgae, Isochrysis zhanjiangensis and Platymonas subcordiformis. In our study, th... The objective of this study was to examine the effect ofbenzo[a]pyrene (BaP) on the detoxification and antioxidant systems of two microalgae, Isochrysis zhanjiangensis and Platymonas subcordiformis. In our study, these two algae were exposed to BaP for 4 days at three different concentrations including 0.5 μg L-1 (low), 3 μg L-1 (mid) and 18 μg L-1 (high). The activity of detoxi- fication enzymes, ethoxyresorufin O-deethylase (EROD) and glutathione S-transferase (GST) increased in P subcordiformis in all BaP-treated groups. In 1. zhanjiangensis, the activity of these two enzymes increased at the beginning of exposure, and then de- creased in the groups treated with mid- and high BaP. The activity of antioxidant enzyme superoxide dismutase (SOD) increased in/. zhanjiangensis in all BaP-treated groups, and then decreased in high BaP-treated group, while no significant change was observed in P subcordiformis. The activity of antioxidant enzyme catalase (CAT) increased in I. zhanjiangensis and P subcordiformis in all BaP- treated groups. The content of malondialdehyde (MDA) in Isochrysis zhanjiangensis increased first, and then decreased in high BaP-treated group, while no change occurred in P. subcordiformis. These results demonstrated that BaP significantly influenced the activity of detoxifying and antioxidant enzymes in microalgae. The metabolic related enzymes (EROD, GST and CAT) may serve as sensitive biomarkers of measuring the contamination level of BaP in marine water. 展开更多
关键词 BENZO[A]PYRENE marine microalga detoxifying enzyme antioxidant enzyme lipid peroxidation
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Earthworms: Charles Darwin’s ‘Unheralded Soldiers of Mankind’: Protective &Productive for Man &Environment 被引量:1
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作者 Rajiv K. Sinha Krunal Chauhan +3 位作者 Dalsukh Valani Vinod Chandran Brijal Kiran Soni Vishal Patel 《Journal of Environmental Protection》 2010年第3期251-260,共10页
Earthworms promises to provide cheaper solutions to several social, economic and environmental problems plaguing the human society. Earthworms can safely manage all municipal and industrial organic wastes including se... Earthworms promises to provide cheaper solutions to several social, economic and environmental problems plaguing the human society. Earthworms can safely manage all municipal and industrial organic wastes including sewage sludge and divert them from ending up in the landfills. Their body work as a ‘biofilter’ and they can ‘purify’ and also ‘disinfect’ and ‘detoxify’ municipal and several industrial wastewater. They reduce the BOD & COD loads and the TDSS of wastewater significantly. They can even remove the EDCs (endocrine disrupting chemicals) from sewage which is not removed by the conventional sewage treatments plants. Earthworms can bio-accumulate and bio-transform many chemical contaminants including heavy metals and organic pollutants in soil and clean-up the contaminated lands for re-development. Earthworms restore & improve soil fertility by their secretions (growth hormones) and excreta (vermicast with beneficial soil microbes) & boost ‘crop productivity’. They have potential to replace the environmentally destructive chemical fertilizers from farm production. The ‘protein rich’ earthworm biomass is being used for production of ‘nutritive feed materials’ for fishery, dairy & poultry industries. They are also being used as ‘raw materials’ for rubber, lubricant and detergent industries. The bioactive compounds isolated from earthworms are finding new uses in production of ‘life saving medicines’ for cardiovascular diseases and cancer cure. 展开更多
关键词 Detoxifying Disinfecting Waste Degradation Wastewater Purification SOIL DECONTAMINATION SOIL Fertil-ity Crop Production Earthworms MEDICINES Nutritive Feed
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Detoxifying moniliformin in grains and water
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作者 Zhang Hong Li Jilun 《Journal of Environmental Sciences》 SCIE EI CAS CSCD 1997年第2期90-95,共6页
The method to determine moniliformin content was established in our laboratory. The recovery rate is 97 7% while the moniliformin content in the sample is 8 8 mg/g. In comparison with different methods of detoxifyi... The method to determine moniliformin content was established in our laboratory. The recovery rate is 97 7% while the moniliformin content in the sample is 8 8 mg/g. In comparison with different methods of detoxifying moniliformin in water, the best antidote is chlorinated lime. 1 5 mg active chlorine in chlorinated lime was required to detoxify 1 mg moniliformin. 5% H 2O 2 spray was the best way for detoxifying moniliformin in grains. These two methods are convenient, economic and with no secondary pollution. They can be used for preventing human and livestock from the toxicity of moniliformin. 展开更多
关键词 MONILIFORMIN detoxifying Keshan disease.
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Relationship Between the Development of Methamidophos Resistance and the Activities of Three Detoxifying Enzymes in Brown Planthopper, Nilaparvata lugens
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作者 LIuZe-wen HANZhao-jun ZHANGLing-chun 《Rice science》 SCIE 2004年第3期135-139,共5页
Methamidophos resistance of brown planthopper(BPH), Nilaparvata lugens was selected in laboratory for 19 generations (F1 to F19). The resistance development in BPH was approximatively shaped as the letter 'S' ... Methamidophos resistance of brown planthopper(BPH), Nilaparvata lugens was selected in laboratory for 19 generations (F1 to F19). The resistance development in BPH was approximatively shaped as the letter 'S' : resistance change was small before the fifth generation and after the fifteenth generation, and the changing pattern was sharp between the fifth and the fifteenth generation. Esterase might play an important role in the resistance development, because the esterase activity and the number of individuals with high activities increased along with the resistance development. The esterase activities of insecticide-sensitive population S, field population F0, its selective generations F5, F10 and F15 were highly correlated with the resistance ratios of these generations, and the coefficient was 0.9899. Mixed-function oxidases and glutathione S-transferase also might play some roles in the resistance development, but the big change in the activities of the two detoxifying enzymes both took place before the tenth generation. 展开更多
关键词 Nilaparvata Iugens methamidophos resistance to insecticide detoxifying enzymes
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血府逐瘀汤治疗急重症举隅
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作者 邓泽民 胡丕秀 邓人富 《中国中西医结合急救杂志》 CAS 1994年第1期42-43,共2页
血府逐瘀汤是清代王清任《医林改错》方,由当归、生地、桃仁、红花、枳壳、赤芍、柴胡、桔梗、川芎、牛膝、甘草等药组成,具有活血祛瘀,行气止痛之功效。作者宗王氏之法应用本方治疗急重症,疗效满意。现择例报告如下。
关键词 PROSTAGLANDIN Spleen-strensthening and qi-replenishing Heat-clearing and detoxifying Endomethacia
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Network pharmacology-based analysis of heat clearing and detoxifying drug JC724 on the treatment of colorectal cancer
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作者 Hua-Zhen Tang Zhen-Peng Yang +5 位作者 Shuai Lu Bing Wang Yu-Ying Wang Xi-Bo Sun Jin-Xiu Qu Ben-Qiang Rao 《World Journal of Gastrointestinal Oncology》 SCIE 2023年第1期90-101,共12页
BACKGROUND Heat-clearing and detoxifying drugs has protective effect on colorectal cancer(CRC).Given the complicated features of Traditional Chinese medicine formulas,network pharmacology is an effective approach for ... BACKGROUND Heat-clearing and detoxifying drugs has protective effect on colorectal cancer(CRC).Given the complicated features of Traditional Chinese medicine formulas,network pharmacology is an effective approach for studying the multiple interactions between drugs and diseases.AIM To systematically explore the anticancer mechanism of heat-clearing and detoxifying drug JC724.METHODS This study obtained the active compounds and their targets in JC724 from Traditional Chinese Medicine System Pharmacology Database.In addition,the CRC targets were obtained from Drugbank,TTD,DisGeNET and GeneCards databases.We performed transcriptome analysis of differentially expressed genes in CRC treated with JC724.Venn diagram was used to screen the JC724-CRC intersection targets as candidate targets.Core targets were selected by proteinprotein interaction network and herb ingredient-target-disease network analysis.The functional and pathway of core targets were analysed by enrichment analysis.RESULTS We found 174 active ingredients and 283 compound targets from JC724.940 CRC-related targets were reserved from the four databases and 304 CRC differentially expressed genes were obtained by transcriptome analysis.We constructed the network and found that the five core ingredients were quercetin,βBeta sitosterol,wogonin,kaempferol and baicalein.The core JC724-CRC targets were CYP1A1,HMOX1,CXCL8,NQO1 and FOSL1.JC724 acts on multiple signaling pathways associated with CRC,including the Nrf2 signaling pathway,oxidative stress,and the IL-17 signaling pathway.CONCLUSION In this study,we systematically analyzed the active ingredients,core targets and main mechanisms of JC724 in the treatment of CRC.This study could bring a new perspective to the heat-clearing and detoxifying therapy of CRC. 展开更多
关键词 Heat-clearing and detoxifying therapy Colorectal cancer Network pharmacology TRANSCRIPTOMICS
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Traditional Chinese medicine for activating blood circulation and detoxifying in unstable angina pectoris:A systematic review and meta-analysis
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作者 Ying Zhang Hua Qu +1 位作者 Xiaojuan Ma Dazhuo Shi 《Journal of Traditional Chinese Medical Sciences》 2015年第2期71-79,共9页
Objective:The purpose of this review was to evaluate the effectiveness of traditional Chinese medicine for activating blood circulation and detoxifying(ABCD)in patients with unstable angina pectoris.Methods:We perform... Objective:The purpose of this review was to evaluate the effectiveness of traditional Chinese medicine for activating blood circulation and detoxifying(ABCD)in patients with unstable angina pectoris.Methods:We performed an electronic literature search of six medical databases for relevant articles published up to December 2014.Randomized controlled trials that compared ABCD Chinese medicine(alone or alongside conventional drugs)with conventional drugs or other Chinese medicines alone were included.A meta-analysis was performed for the following outcome measures:reduction of angina symptoms,electrocardiogram improvement,blood lipid levels,inflammatory factor levels,and plasma fibrinogen levels.Results:In total,11 moderate-to low-quality studies involving 686 patients were included.The evidence indicated that ABCD Chinese medicine exhibited superior effectiveness in relieving angina symptoms compared with conventional drugs[relative risk,1.23;95%confidence interval,1.05e1.44];however,electrocardiogram improvement was not very significant(relative risk,1.21;95%confidence interval,0.91e1.62).Moreover,ABCD Chinese medicine exhibited superior anti-inflammatory,anticoagulant,and lipid-lowering effects compared with other medicines.Conclusions:Within the methodological limitations of the included studies,our results suggest that ABCD Chinese medicine is beneficial for the treatment of unstable angina pectoris. 展开更多
关键词 META-ANALYSIS Traditional Chinese medicine Angina pectoris Activating blood circulation Detoxifying
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"External main and internal auxiliary" treatment on refractory radiation proctitis
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作者 He Ju Yuan-Hong Zhao +2 位作者 Qian-Qian Niu Li-Na Yan Zheng Li 《Medical Theory and Hypothesis》 2022年第2期25-29,共5页
Radiotherapy is an essential method in the comprehensive treatment of malignant tumors.However,radiation proctitis(RP)is a common complication of pelvic tumors after radiotherapy.Due to RP's various etiology and c... Radiotherapy is an essential method in the comprehensive treatment of malignant tumors.However,radiation proctitis(RP)is a common complication of pelvic tumors after radiotherapy.Due to RP's various etiology and complex pathogenesis,it is currently no standard for traditional Chinese medicine(TCM)treatment.Professor Yuan-hong Zhao believes that refractory RP,which is named chronic hemorrhagic radiation proctitis(CHRP),should be classified as"Intestinal Wind Bleeding"(Bleeding like a note before defecation,bright red blood,no swelling and pain in the anus)and"Intestinal Afflux"(Refers to the symptoms of pus and blood in the lower mucus,similar to ulcerative colitis,peptic ulcer and other diseases in modern medicine.)in TCM.The critical pathogenesis of CHRP lies in local stasis and collaterals injury of intestinal collaterals.In general,it is a syndrome of excess and scarcity.External treatment with TCM is the preferred treatment strategy for CHRP,and the primary way is to disperse blood stasis and detoxify and nourish the intestinal collaterals. 展开更多
关键词 chronic hemorrhagic radiation proctitis radiation proctitis intestinal wind bleeding internal and external treatment dispersing blood stasis and detoxifying and nourishing the intestinal collaterals method
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An integrative strategy used by the aphid Uroleucon formosanum to counter host sesquiterpene lactone defense:Insights from combined genomic and transcriptomic analysis
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作者 Jing-Bo Li Li-Yun Jiang +1 位作者 Ge-Xia Qiao Jing Chen 《Insect Science》 2025年第4期1155-1173,共19页
Insect herbivores adapt and develop strategies to counteract plant chemical defenses.The aphid Uroleucon formosanum is a serious sap-sucking pest that infests lettuces containing toxic sesquiterpene lactones(STLs).Her... Insect herbivores adapt and develop strategies to counteract plant chemical defenses.The aphid Uroleucon formosanum is a serious sap-sucking pest that infests lettuces containing toxic sesquiterpene lactones(STLs).Herein,we employed a combination of genome sequencing and RNA-seq transcriptome profiling to understand the mechanisms underlying phytotoxin tolerance in U.formosanum.We generated the first chromosomelevel genome assembly for U.formosanum,with a total size of 453.26 Mb and a scaffold N50 of 33.22 Mb.Comparative genomic analyses revealed an enrichment of signals for positive selection and gene family expansion in immune-related pathways.Specifically,the expanded set of heat shock protein 70(HSP70)genes showed upregulation after treatment with lactucin,suggesting that they may play a role in the immune response against STLs.The expression of takeout-like genes and cuticle-associated genes was also significantly increased in the lactucin-treated samples.Additionally,53 cytochrome P450 monooxygenase,30 carboxylesterase,19 glutathione S-transferase,32 uridine diphosphate glycosyltransferase and 63 ATP-binding cassette(ABC)transporter genes were identified in the U.formosanum genome.CYP4C1,CYP6A13 and 7 ABC genes were strongly upregulated in response to lactucin treatment,indicating the involvement of detoxifying enzymes in the tolerance of U.formosanum to STLs.Our findings suggest that the cuticle barrier,immune response and enzyme-mediated metabolic detoxification jointly enhance the tolerance of U.formosanum to phytotoxins and promote its adaptation to host plants.This study presents a valuable genomic resource and provides insights into insect adaptation to plant chemical challenges and future technological developments for pest management. 展开更多
关键词 comparative genomics detoxifying enzymes host plant adaptation insect herbivory plant secondary metabolites TRANSCRIPTOME
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Observation of the clinical efficacy of traditional Chinese medicine detoxifying wash in treating tinea versicolor with gastrointestinal dampness-heat syndrome
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作者 Yan Wang Zhenlin Chen +2 位作者 Wen Xin Wenna Li Tiantian Gao 《Guideline and Standard in Chinese Medicine》 2025年第2期173-177,共5页
Objective:To observe the clinical efficacy and safety of traditional Chinese medicine(TCM)detoxifying wash in the treatment of tinea versicolor with gastrointestinal dampness-heat syndrome.Methods:Ninety-three patient... Objective:To observe the clinical efficacy and safety of traditional Chinese medicine(TCM)detoxifying wash in the treatment of tinea versicolor with gastrointestinal dampness-heat syndrome.Methods:Ninety-three patients with tinea versicolor were randomly divided into observation group(48 cases)and control group(45 cases).This study was a single-blind,randomized controlled trial.The observation group was treated with external application of detoxifying wash,whereas the control group was treated with 1%bifonazole solution.Both groups received treatment for 20 days,with 10 days as one course.The clinical efficacy and adverse reactions were recorded after treatment.Results:After treatment,the observation group showed significant improvement in clinical indicators,including erythema,scales,itching,and skin greasiness.After 10 days of treatment,there was no significant difference in clinical efficacy between the two groups.After 20 days,the cure rate,effective rate,and fungal clearance rate in the observation group were higher than those of the control group,indicating superior clinical efficacy.No significant adverse reactions were observed in either group during treatment.Conclusion:Detoxifying wash is safe and effective in treating tinea versicolor with gastrointestinal dampness-heat syndrome. 展开更多
关键词 detoxifying wash tinea versicolor efficacy observation
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Resistance and fitness costs in diamondback moths after selection using broflanilide, a novel meta-diamide insecticide 被引量:11
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作者 Xi Sun Rui Wei +3 位作者 Linhong Li Bin Zhu Pei Liang Xiwu Gao 《Insect Science》 SCIE CAS CSCD 2022年第1期188-198,共11页
The diamondback moth (DBM) Plutella xylostella (L.) (Lepidoptera: Plutellidae) is an insect pest found around the world that feeds on cruciferous crops. The DBM has become resistant to most insecticides in current use... The diamondback moth (DBM) Plutella xylostella (L.) (Lepidoptera: Plutellidae) is an insect pest found around the world that feeds on cruciferous crops. The DBM has become resistant to most insecticides in current use in the field. Broflanilide is a novel meta-diamide insecticide that binds to a new site on the γ-aminobutyric acid receptor and very efficiently protects against most pests in the order Lepidoptera, including DBM. In this study, the resistance of a laboratory-bred susceptible strain of DBM to broflanilide and the fitness costs posed by broflanilide to the DBM were evaluated. The DBM had no obvious resistance to broflanilide after 10 generations of selection. The realized heritability h2 was 0.033, suggesting a low risk of resistance developing in this strain. The F10 generation had no cross-resistance to the insecticides abamectin and endosulfan (which target the γ-aminobutyric acid receptor) and chlorantraniliprole (which targets a non-γ-aminobutyric acid receptor). The specific activities of important detoxification enzymes (cytochrome P450 monooxygenase, esterase, and glutathione S-transferase) were not obviously altered. However, the larval stage was prolonged and the adult stage was shortened significantly in F11 generation than the F0 generation. The total preoviposition period TPOP significantly prolonged 1.90 d in F11 generation. The fitness value Rf (0.93) was lower for the F11 generation than the F0 generation. The results indicated that long-term exposure to broflanilide exerts clear fitness costs in the DBM. This information will be useful in identifying reasonable broflanilide application guidelines for managing broflanilide resistance in the DBM. 展开更多
关键词 broflanilide CROSS-RESISTANCE detoxifying enzymes fitness cost Plutella xylostella
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Influence of rice black streaked dwarf virus on the ecological fitness of non-vector planthopper Nilaparvata lugens (Hemiptera: Delphacidae) 被引量:13
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作者 Hong-Xing Xu Xiao-Chan He +2 位作者 Xu-Song Zheng Ya-Jun Yang Zhong-Xian Lu 《Insect Science》 SCIE CAS CSCD 2014年第4期507-514,共8页
Rice black streak dwarf virus (RBSDV) is transmitted by the small brown planthopper (SBPH), Laodelphax striatellus (Fallen). Non-vector rice brown planthopper (BPH), Nilaparvata lugens (Stal), shares the sam... Rice black streak dwarf virus (RBSDV) is transmitted by the small brown planthopper (SBPH), Laodelphax striatellus (Fallen). Non-vector rice brown planthopper (BPH), Nilaparvata lugens (Stal), shares the same host rice plants with SBPH in paddy fields. The changes in nutritional composition of rice plants infected by RBSDV and the ecological fitness of BPH feeding on the infected plants were studied under both artificial climate chamber and field conditions. Contents of 16 detected amino acids and soluble sugar in RBSDV infected rice plants were higher than those in the healthy ones. On the diseased plants BPH had significantly higher nymphal survival rates, nymphal duration of the males, weight of the female adults, as well as egg hatchability compared to BPH being fed on healthy plants. However, there was no obvious difference in female nymph duration, longevity and fecundity. Defense enzymes (superoxidase dismutase, SOD and catalase, CAT) and detoxifying enzymes (carboxylesterase, CAE and glutathione S-transferase, GST) in BPH adults fed on diseased plants had markedly higher activities. The results indicate rice plants infected by RBSDV improved the ecological fitness of the brown planthopper, a serious pest but not a transmitter of the RBSDV virus. 展开更多
关键词 defense enzymes detoxifying enzymes ecological fitness Nilaparvata lu-gens non-vector rice black streaked dwarf virus
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Effects of Zhizi Chuanxiong Capsule (栀子川芎胶囊) on Abnormal Methylation in Rabbits with Atherosclerosis 被引量:16
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作者 ZHOU Qing-bing WU Li-qi +2 位作者 ZHANG Yin ZHANG Zhi-fang XU Feng-qin 《Chinese Journal of Integrative Medicine》 SCIE CAS CSCD 2018年第7期512-517,共6页
Objective: To investigate the effects of Zhizi Chuanxiong Capsule(ZCC, 栀子川芎胶囊) on abnormal DNA methylation in a rabbit model of atherosclerosis(AS). Methods: After 1 week of adaptive feeding, 48 New Zealan... Objective: To investigate the effects of Zhizi Chuanxiong Capsule(ZCC, 栀子川芎胶囊) on abnormal DNA methylation in a rabbit model of atherosclerosis(AS). Methods: After 1 week of adaptive feeding, 48 New Zealand white rabbits were randomly divided into 4 groups: a control group(n=12) fed with normal diet for 22 weeks; a model group(n=12) fed with high fat diet for 14 weeks followed by 8 weeks of normal diet feeding; a low-dose ZCC group(n=12) fed with high fat diet and low-dose ZCC for 14 weeks, followed by 8 weeks of normal diet and low-dose drug; a high-dose ZCC group(n=12) fed with high fat diet and high-dose drug for 14 weeks, followed by 8 weeks of normal diet and high-dose drug. After 22 weeks of feeding, blood samples were taken from the rabbit ear vein, and the genomic DNA was extracted for methylation immunoprecipitation sequencing(Medip-seq). The aorta tissues were collected for hematoxylin-eosin(HE) staining. Results: Eight rabbits died during the feeding process. HE staining showed that the size of the lipid deposition on vessel wall and atherosclerotic plaque formation were reduced in both low-and high-dose group. The Medip-seq results showed that there were 146 abnormally methylated genes(including both hypermethylated gene and hypomethylated genes) in the model group, compared with the control group. Gene Ontology(GO) and Pathway analysis showed that these abnormally methylated genes were found to be involved in multiple AS-related functions and pathways, such as protein kinase C activity, cholesterol transport, mitogen-activated protein kinase(MAPK) signaling pathway, peroxisome proliferater-activated receptor signaling pathway, vascular smooth muscle contraction, inflammation and so on. The abnormal methylated genes in AS model group were altered in both low-and high-dose groups: low-dose ZCC could change 72 of the 146 abnormally methylated genes, highdose ZCC could change 71. Through GO and Pathway analysis, these altered methylated genes were involved in protein kinase C activity, inflammatory pathway, MAPK signaling pathway, vascular endothelial growth factor signaling pathway, etc. Conclusion: ZCC could treat AS through regulating the abnormal hypermethylated and hypomethylated genes in AS rabbit model. 展开更多
关键词 detoxifying and activating blood circulation ATHEROSCLEROSIS METHYLATION stasis and toxin Zhizi Chuanxiong capsule
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