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Efficacy of Frankincense and Myrrha in Treatment of Acute Interstitial Cystitis/Painful Bladder Syndrome

Chinese Journal of Integrative Medicine 2020年第7期26卷 519-526页

作者： Yung-Hsiang Chen Wen-Chi Chen Kao-Sung Tsai po-len liu Ming-Yen Tsai Tzu-Chun Lin Shih-Chieh Yu Huey-Yi Chen Graduate Institute of Integrated Medicine College of MedicineResearch Center for Chinese Medicine and AcupunctureChinese Medicine Research CenterChina Medical UniversityTaichungTaiwanChina Departments of Medical Research Urologyand Obstetrics and GynecologyChina Medical University HospitalTaichungTaiwanChina Department of Psychology College of Medical and Health ScienceAsia UniversityTaichungTaiwanChina Department of Applied Cosmetology Master Program of Cosmetic ScienceHungkuang UniversityTaiwanChina Department of Respiratory Therapy College of MedicineKaohsiung Medical UniversityKaohsiungTaiwanChina Department of Chinese Medicine Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of MedicineKaohsiungTaiwanChina Department of Dermatology Chung Shan University HospitalInstitute of MedicineSchool of MedicineChung Shan Medical UniversityTaichungTaiwanChina Department of Neurology Kuang Tien General HospitalTaichungTaiwanChina

Objective:To investigate the efficacy of frankincense and myrrha in the treatment of acute interstitial cystitis/painful bladder syndrome(IC/PBS).Methods:The effects of frankincense and myrrha on the proliferation and migration of primary human urothelial cells(HUCs)were assessed in *** the animal study,48 virgin female rats were randomized into 4 groups(12 in each group):(1)control group(saline-injected control);(2)cyclophosphamide(CYP)group(intraperitoneal injected 150 mg/kg CYP);(3)CYP+pentosan polysulfate sodium group(orally received 50 mg/kg pentosan polysulfate sodium);and(4)CYP+frankincense and myrrha group[orally received frankincense(200 mg/kg)and myrrha(200 mg/kg)].Rats orally received pentosan polysulfate sodium or frankincense and myrrha on day 1,2,and *** experiments were performed on day *** and cystometry assessment behavior test were *** interval values were assessed in rats under ***,immunohistochemistry and Western blot were used to confirm the location and level,respectively,of cell junction-associated protein zonula occludens-2(ZO-2)***:Low dose frankincense and myrrha increased cell proliferation and migration in HUCs compared with control(Ppolysulfate and frankincense+myrrha groups compared with the CYP-induced acute IC/PBS group(P<0.05).Conclusion:frankincense and myrrha modulate urothelial wound healing,which ameliorates typical features of acute IC/PBS in rats.

关键词： frankincense myrrha acute interstitialcystitis painful bladder syndrome cell junction-associated protein

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Effect of Pre-strain on Microstructure and Stamping Performance of High-strength Low-alloy Steel

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Journal of Wuhan University of Technology(Materials Science) 2024年第3期39卷 774-780页

作者：刘坡 WEN Zhicheng liu Zheng 许峰 School of Mechanical Engineering Guilin University of Aerospace TechnologyGuilin 541004China School of Automotive Engineer-ing Changshu Institute of TechnologyChangshu 215500China

In this study,pre-strain ranging from 0 to 0.12 was applied through uniaxial tension on high-strength low-alloy(HSLA)specimens with four kinds of grain *** of pre-strain and grain size on me-chanical property was investigated through tensile *** of the pre-strained and tensile tested samples were analyzed,*** 30.8°v-bending and following flattening,as well as Erichson cupping tests,were performed on the pre-strained *** show the elongation ratio of grain and dislocation density increases with *** platform is removed when pre-strain is larger than 0.06 while yielding plateau period decreases with pre-strain less than 0.06 due to reduction of pinning *** 30.8°v-bending and the following flattening tests are successfully accomplished on all the pre-strained samples with different grain *** in grain size,along with increase in pre-strain,causes increase in strength and decrease in elongation rate as well as cupping ***-strain causes very slight effect on bending ability,much less than that on mechanical property and cupping test *** impact of the pre-strain and grain size on HSLA steel deformability is inconspicuous.

关键词： strain hardening dislocation texture bending erichson cupping test

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Action of circulating and infiltrating B cells in the immune microenvironment of colorectal cancer by single-cell sequencing analysis

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World Journal of Gastrointestinal Oncology 2024年第6期16卷 2683-2696页

作者： Jing-po Zhang Bing-Zheng Yan Jie liu Wei Wang Department of Hepatobiliary and Pancreatic Surgery First Hospital of Hebei Medical UniversityShijiazhuang 050032Hebei ProvinceChina Department of Hepatobiliary Surgery Hunan Provincial People’s HospitalChangsha 410002Hunan ProvinceChina

BACKGROUND The complexity of the immune microenvironment has an impact on the treatment of colorectal cancer(CRC),one of the most prevalent malignancies *** this study,multi-omics and single-cell sequencing techniques were used to investigate the mechanism of action of circulating and infiltrating B cells in *** revealing the heterogeneity and functional differences of B cells in cancer immunity,we aim to deepen our understanding of immune regulation and provide a scientific basis for the development of more effective cancer treatment *** To explore the role of circulating and infiltrating B cell subsets in the immune microenvironment of CRC,explore the potential driving mechanism of B cell development,analyze the interaction between B cells and other immune cells in the immune microenvironment and the functions of communication molecules,and search for possible regulatory pathways to promote the anti-tumor effects of B *** A total of 69 paracancer(normal),tumor and peripheral blood samples were collected from 23 patients with CRC from The Cancer Genome Atlas database(https://***/).After the immune cells were sorted by multicolor flow cytometry,the single cell transcriptome and B cell receptor group library were sequenced using the 10X Genomics platform,and the data were analyzed using bioinformatics tools such as *** differences in the number and function of B cell infiltration between tumor and normal tissue,the interaction between B cell subsets and T cells and myeloid cell subsets,and the transcription factor regulatory network of B cell subsets were explored and *** Compared with normal tissue,the infiltrating number of CD20+B cell subsets in tumor tissue increased *** them,germinal center B cells(GCB)played the most prominent role,with positive clone expansion and heavy chain mutation level increasing,and the trend of differentiation into memory B cells ***,the

关键词： Colorectal cancer Multi-omics analysis Single-cell sequencing analysis Immune microenvironment Infiltrating B cells

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Original Research Confounding associations between green space and outdoor artificial light at night: Systematic investigations and implications for urban health

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Environmental Science and Ecotechnology 2024年第5期 341-349页

作者： Yang liu Mei-po Kwan Jianying Wang Jiannan Cai Department of Geography and Resource Management The Chinese University of Hong KongHong KongChina Institute of Space and Earth Information Science The Chinese University of Hong KongHong KongChina Institute of Future Cities The Chinese University of Hong KongHong KongChina

Excessive urbanization leads to considerable nature deficiency and abundant artificial infrastructure in urban areas,which triggered intensive discussions on people's exposure to green space and outdoor artificial light at night(ALAN).Recent academic progress highlights that people's exposure to green space and outdoor ALAN may be confounders of each other but lacks systematic *** study investigates the associations between people's exposure to green space and outdoor ALAN by adopting the three most used research paradigms:population-level residence-based,individual-level residencebased,and individual-level mobility-oriented *** employed the green space and outdoor ALAN data of 291 Tertiary Planning Units in Hong Kong for population-level *** also used data from 940 participants in six representative communities for individual-level *** Kong green space and outdoor ALAN were derived from high-resolution remote sensing *** total exposures were derived using the spatiotemporally weighted *** results confirm that the negative associations between people's exposure to green space and outdoor ALAN are universal across different research paradigms,spatially non-stationary,and consistent among different socio-demographic *** also observed that mobility-oriented measures may lead to stronger negative associations than residence-based measures by mitigating the contextual errors of residence-based *** results highlight the potential confounding associations between people's exposure to green space and outdoor ALAN,and we strongly recommend relevant studies to consider both of them in modeling people's health outcomes,especially for those health outcomes impacted by the co-exposure to them.

关键词： Green space Outdoor ALAN Co-exposure Confounding Mobility Spatial non-stationarity

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Molecular characterization and structure basis of a malonyltransferase with both substrate promiscuity and catalytic regiospecificity from Cistanche tubulosa

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Acta Pharmaceutica Sinica B 2024年第5期14卷 2333-2348页

作者： Xiao liu Yuyu liu Xiping Xu Wenqian Huang Yaru Yan Yingxia Wang Weisheng Tian Ting Mo Xiaoxue Cui Jun Li She-po Shi Pengfei Tu Modern Research Center for Traditional Chinese Medicine Beijing Research Institute of Chinese MedicineBeijing University of Chinese MedicineBeijing 100029China Modern Research Center for Traditional Chinese Medicine School of Chinese Materia MedicaBeijing University of Chinese MedicineBeijing 100029China

Enzymatic malonylation of natural glycosides provides a promising alternative method for drug-like malonylated glycosides ***,the catalytic potential and structural basis of plant malonyltransferase are far from being fully *** work identified a new malonyltransferase CtMaT1 from Cistanche *** displayed unprecedented mono-and/or di-malonylation activity toward diverse glucosides with different aglycons.A“one-pot”system by CtMaT1 and a malonyl-CoA synthetase was established to biosynthesize nine new malonylated *** investigations revealed that CtMaT1 possesses an adequately spacious acyl-acceptor pocket capable of accommodating diverse ***,it recognizes malonyl-CoA through strong electrotactic and hydrogen ***/MM calculation revealed the H167-mediated SN2 reaction mechanism of CtMaT1,while dynamic simulations detected the formation of stable hydrogen bonds between the glucose-6-OH group and H167,resulting in its high malonylation *** energy profiles of two isomeric glycosides highlighted lower reaction energy barriers towards glucoside substrates,emphasizing CtMaT1's preference for ***,a mutant CtMaT1H36A with notably increased di-malonylation activity was *** underlying molecular mechanism was illuminated through MM/GBSA binding free energy *** study significantly advances the understanding of plant acyltransferases from both functional and protein structural perspectives,while also providing a versatile tool for enzymatic malonylation applications in pharmacology.

关键词： Plant acyltransferase Malonyltransferase Malonylated glycosides Enzymatic catalysis Enzyme promiscuity

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Aldo-keto reductase family member C3(AKR1C3)promotes hepatocellular carcinoma cell growth by producing prostaglandin F2α

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Oncology Research 2024年第1期32卷 163-174页

作者： KUO-SHYANG JENG po-YU CHENG YUEH-HSIEN LIN po-CHUN liu PING-HUI TSENG YU-CHAO WANG CHIUNG-FANG CHANG CHUEN-MIIN LEU Division of General Surgery Far Eastern Memorial HospitalNew Taipei City22060Taiwan Institute of Microbiology and Immunology National Yang Ming Chiao Tung UniversityTaipei City11221Taiwan Institute of Biochemistry and Molecular Biology National Yang Ming Chiao Tung UniversityTaipei City11221Taiwan Institute of Biomedical Informatics National Yang Ming Chiao Tung UniversityTaipei City11221Taiwan Department of Medical Research Far Eastern Memorial HospitalNew Taipei City22060Taiwan

Hepatocellular carcinoma(HCC)is a leading cause of death *** therapies are effective for HCC patients with early disease,but many patients suffer recurrence after surgery and have a poor response to ***,new therapeutic targets are *** analyzed gene expression profiles between HCC tissues and normal adjacent tissues from public databases and found that the expression of genes involved in lipid metabolism was significantly *** analysis showed that AKR1C3 was upregulated in tumors,and high AKR1C3 expression was associated with a poorer prognosis in HCC *** vitro,assays demonstrated that the knockdown of AKR1C3 or the addition of the AKR1C3 inhibitor indomethacin suppressed the growth and colony formation of HCC cell *** of AKR1C3 in Huh7 cells reduced tumor growth in *** explore the mechanism,we performed pathway enrichment analysis,and the results linked the expression of AKR1C3 with prostaglandin F2 alpha(PGF2a)downstream target *** of AKR1C3 activity reduced the production of PGF2a,and supplementation with PGF2a restored the growth of indomethacin-treated Huh7 *** of the PGF receptor(PTGFR)and treatment with a PTGFR inhibitor significantly reduced HCC *** showed that indomethacin potentiated the sensitivity of Huh7 cells to *** summary,our results indicate that AKR1C3 upregulation may promote HCC growth by promoting the production of PGF2α,and suppression of PTGFR limited HCC ***,targeting the AKR1C3-PGF2a-PTGFR axis may be a new strategy for the treatment of HCC.

关键词： Hepatocellular carcinoma Aldo-keto reductase family member C3 Prostaglandin F2 alpha Prostaglandin F receptor

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Frequency Regulation of VSC-MTDC System with Offshore Wind Farms

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Journal of Modern power Systems and Clean Energy 2024年第1期12卷 275-286页

作者： Haoyu liu Chongru liu North China Electric power University Beijing 102206China

Frequency regulation of voltage source converter-based multi-terminal high-voltage direct current(VSC-MTDC)system with offshore wind farms enhances the frequency stability by compensating the power for a disturbed AC ***,it is difficult to reasonably allocate frequency-regulation resources due to a lack of coordination mechanisms between wind farms and the MTDC ***,it is difficult for the frequency control of the wind farms to manage changes in wind speed;and the risk of wind-turbine stalls is ***,based on the kinetic energy of wind turbines and the power margin of the converters,the frequency-regulation capability of wind turbines is evaluated,and a dynamic frequency-support scheme considering the real-time frequency-support capability of the wind turbines and system frequency evolution is proposed to improve the frequency-support performance.A power adaptation technique at variable wind speeds is developed;the active power in the frequency-support stage and restoration stage is switched according to the wind speed.A hierarchical zoning frequency-regulation scheme is designed to use the frequency-regulation resources of different links in the MTDC system with wind *** simulation results show that the novel frequency-regulation strategy maintains frequency stability with wind-speed changes and avoids multiple frequency dips.

关键词： Wind generation voltage source converter-based multi-terminal high-voltage direct current(VSC-MTDC) frequency regulation cooperative control adaptive control variable wind speed

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A Novel Design of a Pre-separation Panel Structure to Protect Against the Impact of an Explosion in an Aircraft Plenum Chamber

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Acta Mechanica Solida Sinica 2024年第1期37卷 166-180页

作者： Zongxing liu Xiang Yang Jun liu School of Aeronautics Northwestern Polytechnical UniversityXi'an 710072China COMAC Shanghai Aircraft Design and Research Institute Shanghai 201210China

To reduce the damage of the pressurizing panel structure of a fuselage caused by an explosion at the“least risk bomb location”in an aircraft structure,a new pre-separation panel structure was designed to resist blast ***,the dynamic strain response and morphology of impact damage of the new pre-separation panel were measured in an impact damage ***,the commercial software LS-DYNA was used to calculate the propagation of the blast shock wave,and the results were compared with empirical equations to verify the rationality of the numerical calculation ***,the fluid–structure coupling method was used to calculate the damage process of the pre-separation panel structure under the impact of an explosion wave and an impact *** calculated results were in good agreement with the test results,which showed the rationality of the calculation method and the *** residual strength of the damaged pre-separation panel was significantly higher than that of the original damaged *** results show that the new pre-separation panel structure is reasonable and has certain significance for guiding the design of plenum chambers with strong resistance to implosion for aircraft fuselages.

关键词： Pre-separation panel structure Explosive response Residual strength Aircraft plenum chamber Least risk bomb location

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Effectiveness and safety of acupuncture in treatment of pregnancyrelated symptoms:a systematic review and Meta-analysis

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Journal of Traditional Chinese Medicine 2024年第1期44卷 16-26页

作者： liu Tingting liu Tongou liu Mingfu School of Traditional Chinese Medicine Clinical Medicine Hubei University of Traditional Chinese MedicineWuhan 430000China First Clinical College of Hubei University of Traditional Chinese Medicine Wuhan 430000China Department of Acupuncture and Tuina Affiliated Hospital of Hubei University of Traditional Chinese MedicineHubei Provincial Hospital of Traditional Chinese MedicineWuhan 430000China

OBJECTIVE:To systematically evaluate the efficacy and safety of acupuncture(AM)in the treatment of pregnancyrelated symptoms such as acute vomiting during ***:We comprehensively searched the available literature up to November 2021,including Pub Med,Embase,Cochrane Library,Chinese Biomedical Literature Database,and China National Knowledge Infrastructure Database,for randomized controlled trials(RCTs)on AM for the treatment of severe vomiting,insomnia,pharyngeal and pelvic pain,mood abnormalities,and dyspepsia during ***:Sixteen RCTs with a cumulative sample size of 1178 cases were *** these,964 patients were included in the *** Meta-analysis results showed that AM was more efficient than Western medicine in treating discomfort during pregnancy[odds ratio(OR)=1.19,95%confidence interval(CI)(1.11,1.28),Ppoor,and high-quality studies are required to confirm our findings.

关键词： acupuncture pregnancy nausea vomiting sleep initiation and maintenance disorders low back pain pelvic pain mood abnormalities Meta-analysis systematic review

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Stochastic Unit Commitment with High-Penetration Offshore Wind power Generation in Typhoon Scenarios

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Journal of Modern power Systems and Clean Energy 2024年第2期12卷 535-546页

作者： Yanqi liu Dundun liu Hongcai Zhang State Key Laboratory of Internet of Things for Smart City and Department of Electrical and Computer Engineering University of MacaoMacao 999078China University of Macao Zhuhai UM Science and Technology Research Institute ZhuhaiChina

To tackle the energy crisis and climate change,wind farms are being heavily invested in across the *** China's coastal areas,there are abundant wind resources and numerous offshore wind farms are being *** secure operation of these wind farms may suffer from typhoons,and researchers have studied power system operation and resilience enhancement in typhoon ***,the intricate movement of a typhoon makes it challenging to evaluate its spatial-temporal *** published papers only consider predefined typhoon trajectories neglecting *** address this challenge,this study proposes a stochastic unit commitment model that incorporates high-penetration offshore wind power generation in typhoon *** adopts a data-driven method to describe the uncertainties of typhoon trajectories and considers the realistic anti-typhoon mode in offshore wind farms.A two-stage stochastic unit commitment model is designed to enhance power system resilience in typhoon *** formulate the model into a mixed-integer linear programming problem and then solve it based on the computationally-efficient progressive hedging algorithm(PHA).Finally,numerical experiments validate the effectiveness of the proposed method.

关键词： Unit commitment two-stage stochastic programming offshore wind farm typhoon

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