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Korean red ginseng alleviates benign prostatic hyperplasia by dysregulating androgen receptor signaling and inhibiting DRP1-mediated mitochondrial fission

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Chinese Journal of Natural Medicines 2024年第7期22卷 599-607页

作者： HONG Geum-Lan KIM Kyung-Hyun CHO Sung-Pil lee hui-ju KIM Yae-Ji juNG ju-Young Department of Veterinary Medicine&Institute of Veterinary Science Chungnam National UniversityDaejeon 34134Korea Department of Anatomy College of MedicineKonyang UniversityDaejeon 35365Korea

Panax ginseng(***.)has been traditionally employed in Korea and China to alleviate fatigue and digestive *** particular,Korean red ginseng(KRG),derived from streamed and dried ***,is known for its anti-aging and anti-inflammatory ***,its effects on benign prostatic hyperplasia(BPH),a representative aging-related disease,and the underlying mechanisms remain *** study aims to elucidate the therapeutic effects of KRG on BPH,with a particular focus on mitochondrial dynamics,including fission and fusion *** effects of KRG on cell proliferation,apoptosis,and mitochondrial dynamics and morphology were evaluated in a rat model of testosterone propionate(TP)-induced BPH and TP-treated LNCaP cells,with mdivi-1 as a *** results revealed that KRG treatment reduced the levels of androgen receptors(AR)and prostate-specific antigens in the BPH *** inhibited cell proliferation by downregulating cyclin D and proliferating cell nuclear antigen(PCNA)levels,and it promoted apoptosis by increasing the ratio of B-cell lymphoma protein 2(Bcl-2)-associated X protein(Bax)to Bcl-2 ***,KRG treatment enhanced the phosphorylation of dynamin-related protein 1(DRP-1,serine 637)compared with that in the BPH group,which inhibited mitochondrial fission and led to mitochondrial *** modulation of mitochondrial dynamics was associated with decreased cell proliferation and increased *** dysregulating AR signaling and inhibiting mitochondrial fission through enhanced DRP-1(ser637)phosphorylation,KRG effectively reduced cell proliferation and induced *** findings suggest that KRG’s regulation of mitochondrial dynamics offers a promising clinical approach for the treatment of BPH.

关键词： Androgen Benign prostatic hyperplasia Fission Korean red ginseng Mitochondria

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The extract of Celtis choseniana Nakai alleviates testosterone-in-duced benign prostatic hyperplasia through inhibiting 5αreductase type 2 and the Akt/NF-κB/AR pathway

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Chinese Journal of Natural Medicines 2022年第7期20卷 518-526页

作者： HONG Geum-Lan KIM Tae-Won lee hui-ju KIM Yae-Ji KIM Kyung-Hyun juNG ju-Young Department of Veterinary Medicine&Institute of Veterinary Science Chungnam National UniversityDaejeon 34134Republic of Korea

Benign prostatic hyperplasia(BPH)is a chronic male disease characterized by the enlarged *** choseniana Nakai(***)is medicinally used to alleviate pain,gastric disease,and lung *** this study,the effect of *** extract on BPH was investigated using testosterone-induced *** Dawley rats were divided into five groups:control,BPH(testosterone 5 mg·kg^(−1)),Fina(finasteride 2 mg·kg^(−1)),and ***(50 and 100 mg·kg^(−1)).After four weeks of TP treatment with finasteride or ***,prostate weights and DHT levels were *** addition,the prostates were histopathologically examined and measured for protein kinase B(Akt)/nuclear factor-κB(NF-κB)/AR signaling,proliferation,apoptosis,and ***-state weight and epithelial thickness were reduced in the *** groups compared with that in the BPH *** extract of *** acted as a 5αreductase inhibitor,reducing DHT levels in the ***,the extract of *** blocked the activation of p-Akt,nuclear NF-κB activation and reduced the expression of AR and PSA compared with ***,the ex-pression of Bax,PARP-1,and p53 increased,while the expression of bcl-2 *** present study demonstrated that ***-ana extract alleviated testosterone-induced BPH by suppressing 5αreductase and Akt/NF-κB activation,reducing AR signaling and in-ducing apoptosis and autophagy in the *** results suggested that *** probably contain potential herbal agents to alleviate BPH.

关键词： Apoptosis Androgen receptor Benign prostate hyperplasia Celtis choseniana Nakai 5α-Reductase type 2 NF-κB

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SIRT1 inhibits apoptosis of human lens epithelial cells through suppressing endoplasmic reticulum stress in vitro and in vivo

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International Journal of Ophthalmology(English edition) 2024年第7期17卷 1205-1216页

作者： hui Cui Di Sun Sheng Meng Tian-ju Ma Zi Ye Zhao-hui Li Medical School of Chinese PLA Beijing 100089China Senior Department of Ophthalmology the Third Medical Center of PLA General HospitalBeijing 100853China

AIM:To explore the effect of silent information regulator factor 2-related enzyme 1(SIRT1)on modulating apoptosis of human lens epithelial cells(HLECs)and alleviating lens opacification of rats through suppressing endoplasmic reticulum(ER)***:HLECs(SRA01/04)were treated with varying concentrations of tunicamycin(TM)for 24h,and the expression of SIRT1 and C/EBP homologous protein(CHOP)was assessed using real-time quantitative polymerase chain reaction(RT-PCR),Western blotting,and *** morphology and proliferation was evaluated using an inverted microscope and cell counting kit-8(CCK-8)assay,*** the SRA01/04 cell apoptosis model,which underwent siRNA transfection for SIRT1 knockdown and SRT1720 treatment for its activation,the expression levels of SIRT1,CHOP,glucose regulated protein 78(GRP78),and activating transcription factor 4(ATF4)were *** potential reversal of SIRT1 knockdown effects by 4-phenyl butyric acid(4-PBA;an ER stress inhibitor)was *** vivo,age-related cataract(ARC)rat models were induced by sodium selenite injection,and the protective role of SIRT1,activated by SRT1720 intraperitoneal injections,was evaluated through morphology observation,hematoxylin and eosin(H&E)staining,Western blotting,and ***:SIRT1 expression was downregulated in TMinduced SRA01/04 ***,in SRA01/04 cells,both cell apoptosis and CHOP expression increased with the rising doses of *** stress was stimulated by TM,as evidenced by the increased GRP78 and ATF4 in the SRA01/04 cell apoptosis *** of SIRT1 by siRNA knockdown increased ER stress activation,whereas SRT1720 treatment had opposite results.4-PBA partly reverse the adverse effect of SIRT1 knockdown on *** vivo,SRT1720 attenuated the lens opacification and weakened the ER stress activation in ARC rat ***:SIRT1 plays a protective role against TM-induced apoptosis in HLECs and slows the progression of cataract in

关键词： silent information regulator factor 2-related enzyme 1 endoplasmic reticulum stress apoptosis human lens epithelial cells cataract

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dECM restores macrophage immune homeostasis and alleviates iron overload to promote DTPI healing

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Regenerative Biomaterials 2024年第2期3卷 100-113页

作者： ju Zhang Ruijuan Si Yu Gao hui Shan Qi Su Zujian Feng Pingsheng Huang Deling Kong Weiwei Wang Tianjin Key Laboratory of Biomaterial Research Institute of Biomedical EngineeringChinese Academy of Medical Sciences and Peking Union Medical CollegeTianjin300192China School of Nursing Qingdao UniversityNingde RoadShinan DistrictQingdaoShandong266071China Cancer Hospital of Tianjin Medical University North Huanhu West RoadTianjinChina The Affliated Hospital of Qingdao University 16 Jjiangsu RoadShinan DistrictQingdaoChina 5NankaiUniver aniin300071.China

Due to its highly insidious and rapid progression,deep tissue pressure injury(DTPI)is a clinical *** previous study found that DTPI may be a skeletal muscle injury dominated by macrophage immune dysfunction due to excessive iron *** extracellular matrix(dECM)hydrogel promotes skeletal muscle injury ***,its role in po-larizing macrophages and regulating iron metabolism in DTPI remains ***,porcine dECM hydrogel was prepared,and its therapeutic function and mechanism in repairing DTPI were *** stimulus of dECM hydrogel toward RAW264.7 cells resulted in a significantly higher percentage of CD2o6+macrophages and notably decreased intracellular divalent iron *** mice DTPI model,dECM hydrogel treatment promoted M1 to M2 macrophage conversion,improved iron metabolism and reduced oxidative stress in the early stage of *** the remodeling phase,the dECM hydrogel remarkably enhanced revascularization and accelerated skeletal muscle ***,the immunomodulation of dEcM hydrogels in vivo was mainly involved in the P13k/Akt signaling pathway,as revealed by GO and KEGG pathway analysis,which may ameliorate the iron deposition and promote the healing of *** findings indicate that dECM hydrogel is promising in skeletal muscle repair,inflammation resolution and tissue injury healing by effectively restoring macrophage immune homeostasis and normalizing iron metabolism.

关键词： Deep tissue pressure injury hydrogel immunomodulation tissue repair

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Synthetic Control of Thorium Metal-Organic Frameworks for Sequencing and Sensing of Radioiodine Species

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Chinese Journal of Chemistry 2024年第1期42卷 20-28,I0004页

作者： Yu ju Zi-Jian Li xue Wang Jie Qiu Yiuhon Chan Zhi-hui Zhang Mingyang He Jian Lin Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology Changzhou UniversityNo.21Gehu Middle RoadChangzhouJiangsu 213164China Schoolof Nuclear Science and Technology Xi'an Jiaotong UniversityNo.28West Xianning RoadXianShaanxi 710049China Key Laboratoryof Interfacial Physics and Technology Shanghai Institute of Applied PhysicsChinese Academy of Sciences2019JiaLuoRoadShanghai 201800China

Exploring the physiochemical properties and expanding the applications of actinide-containing materials is paramount to address the escalating challenge of radioactive waste ***,unlocking the full potential of these materials is largely crippled by the radiotoxicity of the *** report here two porous and luminescent thorium-based metal-organic frameworks(Th-BITD-1 and Th-BITD-2)that serve as a bifunctional platform for sequencing and sensing of radioiodine,a much more radioactive fission product discharged during the nuclear fuel *** particular,Th-BITD-1 displays better iodine uptake performance than Th-BITD-2 via the solution-based process and vapor diffusion with the maximum adsorption capacities of 831 and 1099 mg/g,*** thermore,Th-BITD-1 can function as a highly sensitive luminescence sensor for iodate with a quenching constant(Ksv)of 6.6(5)×10^(3) M^(-1)and a detection limit of 2.02μM,respectively,outperforming 2.96(6)×10^(3)M^(-1)and 10.5μM of ***,a positive correlation between the sensing efficacy and the iodate adsorption capacity has been *** work highlights the opportunity in designing novel actinide-based MOFs for their potential applications in radiological fields,e.g.,radionuclide separation and detection.

关键词： Thorium Metal-organic frameworks Adsorption Detection lodine Actinides Radiochemistry Luminescence

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Deletion of a 1,049 bp sequence from the 5′UTR upstream of the SiHEC3 gene induces a seed non-shattering mutation in sesame

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Journal of Integrative Agriculture 2024年第8期23卷 2589-2604页

作者： Ming ju Guiting Li Qiuzhen Tian Hengchun Cao Qin Ma Yinghui Duan hui Guo Zhanyou Zhang Yingying Huang huili Wang Haiyang Zhang Hongmei Miao The Shennong Laboratory Zhengzhou 450002China Henan Sesame Research Center Henan Academy of Agricultural SciencesZhengzhou 450002China Key Laboratory of Specific Oilseed Crops Genomics of Henan Province Henan Sesame Research CenterHenan Academy of Agricultural SciencesZhengzhou 450002China

Sesame is a labor intensive crop with limited mechanized harvesting mainly due to the seed shattering(SS)*** this study,we performed a genetic analysis of the seed-shattering resistance(SR)trait with a SR sesame mutant *** the SS type,the parenchyma cells in the abscission zone of the 12M07 mutant are arranged loosely but adhere to the seed *** analysis of six generations derived from 12M07(SR)×Xiangcheng Dazibai(SS)showed that the SR trait is recessive and controlled by a single gene *** mapping of the F2population with 888,619 variants(single-nucleotide polymorphisms(SNPs)and insertion-deletion(InDels))and 31,884 structural variations(SVs)determined that only SV12002 in the 5′upstream region of gene Sindi0765000(named SiHEC3)in Chr.3 was significantly associated with the SR ***3 encodes the bHLH transcription factor.A 1,049 bp deletion occurred in the 5′UTR of Sihec3 in ***3 is mainly expressed in developing placental tissues,with the expression peaking in capsules at 45 days after pollination.A dual-luciferase reporter assay in tobacco confirmed that the promoter activity of Sihec3 was reduced because of the deletion of the 1,049 bp promoter ***–protein interaction network analysis showed that HEC3 is co-expressed with nine key proteins,such as SHATTERPROOF1(SHP1)and SEEDSTICK(STK)which participate in the secondary wall biosynthesis of the abscission layer in *** findings of this study show the important function of Sihec3corresponding with the SR trait and supply the genetic information for breeding new varieties that are amenable to mechanized harvesting in sesame and other crops.

关键词： sesame(Sesamum indicum L.) association mapping seed shattering structure variation bHLH transcription factor

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Hydrogen production from hydrolysis of NaBH_(4) solution over Co-Fe-B@g-C_(3)N_(4)/NF thin film catalyst

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Rare Metals 2024年第6期43卷 2648-2659页

作者： Yan Wang Jia-Xin Ma Jian Ren Di Zhang Feng-Yan Xu Ke Zhang Zhong-Qiu Cao Qiu-ju Sun Guo-De Li Shi-Wei Wu Hong-hui Chen College of Chemistry and Chemical Engineering Shenyang Normal UniversityShenyang 110034China Experimental Center Shenyang Normal UniversityShenyang 110034China Hunan Shande Energy Storage New Materials Research Institute Limited Company Changde 415000China

In this study,the double loaded Co-Fe-B@g-C_(3)N_(4)/NF(NF:Ni foam)thin film catalysts were prepared for the first time via chemical deposition method at room *** optimizing the reducing agent concentration to 0.9 mol·L^(-1),the as-obtained Co-Fe-B@g-C_(3)N_(4)/NF exhibited the twisted ribbon structure with more distinct three-dimensional hierarchy and the smaller particle size,showing the good catalytic property for the hydrolysis of NaBH_(4)*** H_(2)generation rate of Co-Fe-B@g-C_(3)N_(4)/NF and binary Co-B@g-C_(3)N_(4)/NF under visible light irradiation surpassed the value under natural *** apparent activation energy of Co-Fe-B@g-C_(3)N_(4)/NF(45.0 kJ·mol^(-1))under visible light irradiation was obviously reduced when compared with the natural condition(48.4 kJ·mol^(-1))and binary Co-B@g-C_(3)N_(4)/NF(60.6 kJ·mol^(-1))under visible light ***,the catalytic performance of the optimized Co-Fe-B@g-C_(3)N_(4)/NF thin film catalyst was superior to most of the reported non-noble metal and even noble metal ***,it illustrated that the catalytic H_(2)production performance of Co-Fe-B@g-C_(3)N_(4)/NF thin film was distinctly improved after the introduction of light and multicomponent recombination.

关键词： Sodium borohydride Co-Fe-B@g-C_(3)N_(4)/NF catalyst Chemical deposition Hydrogen production

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Three-dimensional interconnected graphene network-based high-performance air electrode for rechargeable zinc‒air batteries

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SusMat 2024年第3期4卷 192-203页

作者： Jia-Xing An Yu Meng Hong-Bo Zhang Yuanzhi Zhu Xiaohua Yu ju Rong Peng-Xiang Hou Chang Liu hui-Ming Cheng Jin-Cheng Li Faculty of Chemical Engineering Yunnan Provincial Key Laboratory of Energy Saving in Phosphorus Chemical Engineering and New Phosphorus MaterialsKunming University of Science and TechnologyKunmingChina Shenyang National Laboratory for Materials Science Institute of Metal ResearchChinese Academy of SciencesShenyangChina Faculty of Materials Science and Engineering Kunming University of Science and TechnologyKunmingChina

Although zinc-air batteries(ZABs)are regarded as one of the most prospective energy storage devices,their practical application has been restricted by poor air electrode ***,we developed a free-standing air electrode that is fabricated on the basis of a multifunctional three-dimensional interconnected graphene ***,a three-dimensional interconnected graphene network with fast mass and electron transport ability,prepared by catalyzing growth of graphene foam on nickel foam and then filling reduced graphene oxide into the pores of graphene foam,is used to anchor iron phthalocyanine molecules with atomic Fe-N_(4)sites for boosting the oxygen reduction during discharging and nanosized FeNi hydroxides for accelerating the oxygen evolution during *** a result,the obtained air electrode exhibited an ultra-small electrocatalytic overpotential of 0.603 V for oxygen reactions,a high peak power density of 220.2mWcm^(-2),and a small and stable charge-discharge voltage gap of 0.70 V at 10mA cm^(-2)after 1136 ***,in situ Raman spectroscopy together with theoretical calculations confirmed that phase transformation of FeNi hydroxides takes place fromα-Ni(OH)_(x)toβ-Ni(OH)_(x)toγ-Ni^((3+δ)+)OOH for the oxygen evolution reaction and Ni is the active center while Fe enhances the activity of Ni active sites.

关键词： in situ Raman interconnected graphene network iron phthalocyanine NiFe hydroxide zinc‒air battery

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Engagement of N^(6)-methyladenisine methylation of Gng4 mRNA in astrocyte dysfunction regulated by CircHECW2

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Acta Pharmaceutica Sinica B 2024年第4期14卷 1644-1660页

作者： Ying Bai Di Chang hui Ren Minzi ju Yu Wang Biling Chen Han Li Xue Liu Daxing Li Xinchen Huo Xiaofei Guo Mengze Tong Ying Tan Honghong Yao Bing Han Department of Pharmacology Jiangsu Provincial Key Laboratory of Critical Care MedicineSchool of MedicineSoutheast UniversityNanjing 210009China Department of Radiology Zhongda HospitalJiangsu Key Laboratory of Molecular and Functional ImagingMedical School of Southeast UniversityNanjing 210009China Co-Innovation Center of Neuroregeneration Nantong UniversityNantong 226001China Institute of Life Sciences Key Laboratory of Developmental Genes and Human DiseaseSoutheast UniversityNanjing 210096China Center for Global Health School of Public HealthNanjing Medical UniversityNanjing 211166China

The N^(6)-methyladenosine(m^(6)A)modification is the most prevalent modification of eukaryotic mRNAs and plays a crucial role in various physiological processes by regulating the stability or function of target *** evidence has suggested that m6A methylation may be involved in the pathological process of major depressive disorder(MDD),a common neuropsychiatric disorder with an unclear ***,we found that the levels of the circular RNA HECW2(circHECW2)were significantly increased in the plasma of both MDD patients and the chronic unpredictable stress(CUS)mouse ***,the downregulation of circHECW2 attenuated astrocyte dysfunction and depression-like behaviors induced by ***,we demonstrated that the downregulation of circHECW2 increased the expression of the methylase WTAP,leading to an increase in Gng4 expression via m^(6)A *** findings provide functional insight into the correlation between circHECW2 and m^(6)A methylation,suggesting that circHECW2 may represent a potential target for MDD treatment.

关键词： N^(6)-Methyladenosine Depression circHECW2 Astrocyte WTAP Ubiquitination GNG4 Dysfunction

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宏基因组学在环境微生物组研究中的应用与展望

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微生物学通报 2024年第6期51卷 1814-1833页

作者：王慧鞠峰西湖大学工学院环境微生物组与生物技术实验室浙江杭州310030 西湖大学生命科学学院西湖实验室浙江杭州310030

自2005年罗氏公司推出首台商业化第二代DNA测序仪,基于高通量测序的宏基因组学方法被广泛用于各种环境中微生物群落的组成和功能分析,揭示了环境微生物组中蕴藏着的大量未被发现的新物种、新基因、酶和代谢过程。该系列工作表明了未培... 详细信息

自2005年罗氏公司推出首台商业化第二代DNA测序仪,基于高通量测序的宏基因组学方法被广泛用于各种环境中微生物群落的组成和功能分析,揭示了环境微生物组中蕴藏着的大量未被发现的新物种、新基因、酶和代谢过程。该系列工作表明了未培养微生物在驱动生物地球化学循环中发挥着重要作用,同时促进了污染物降解、环境修复、生物技术和天然药物研发等领域的理论突破和技术创新。本文从发现新的物种、功能基因(簇)、物质代谢途径和微生物(M)-环境(E)-效能(P)关联4个方面综述了宏基因组学在环境微生物组研究中的应用与进展,并对未来研究进行了展望。

关键词：宏基因组学环境微生物组物种基因代谢过程

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