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Analysis of the Effect of Non-Invasive Positive Pressure Ventilation in Emergency Treatment of Severe Bronchial Asthma with Respiratory Failure

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Journal of Clinical and Nursing Research 2024年第6期8卷 58-63页

作者： Hua Liu yantai Affiliated hospital of Binzhou Medical College Yantai 26400Shandong ProvinceChina

Objective:This study aims to evaluate the clinical efficacy of non-invasive positive pressure ventilation(NIPPV)in patients with severe bronchial asthma combined with respiratory ***:90 patients with severe bronchial asthma combined with respiratory failure between September 2022 and December 2023 were selected for the study and randomly divided into the experimental group(NIPPV-assisted treatment)and the control *** differences between the two groups were compared in terms of total effective rate of treatment,days of clinical symptom disappearance,days of hospitalization,lung function indexes,incidence of adverse reactions,and quality of ***:Patients in the experimental group had a significantly higher total effective rate of treatment(97.78%)than the control group(75.56%).In terms of pulmonary function indexes,patients in the experimental group showed significant improvement after treatment,especially the increase in forced expiratory volume and forced vital capacity,while these improvements were not as obvious in the control *** addition,the incidence of adverse reactions was significantly lower in the experimental group than in the control group,suggesting that the application of NIPPV is relatively *** of life assessment also showed that patients in the experimental group had significantly better quality of life than the control group after ***:This study demonstrated the effectiveness of NIPPV as an adjunctive treatment for severe bronchial asthma combined with respiratory *** can improve lung function,reduce the incidence of adverse effects,increase the overall effectiveness of the treatment,and contribute to the improvement of patients'quality of ***,NIPPV should be regarded as an effective and safe treatment in clinical management,especially in patients with severe bronchial asthma combined with respiratory failure,where its application has potential clinical significance.

关键词： Non-invasive positive pressure ventilation Adjunctive therapy Respiratory failure Severe bronchial asthma combined with respiratory failure Outcome assessment

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Analysis of the Role of Problem-Based Independent Learning Model in Teaching Cerebral Ischemic Stroke First Aid in Emergency Medicine

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Journal of Contemporary Educational Research 2024年第6期8卷 16-21页

作者： Hua Liu yantai Affiliated hospital of Binzhou Medical College Yantai 26400Shandong ProvinceChina

Objective:To analyze the effect of using a problem-based(PBL)independent learning model in teaching cerebral ischemic stroke(CIS)first aid in emergency ***:90 interns in the emergency department of our hospital from May 2022 to May 2023 were selected for the *** were divided into Group A(45,conventional teaching method)and Group B(45 cases,PBL independent learning model)by randomized numerical table method to compare the effects of the two ***:The teaching effect indicators and student satisfaction scores in Group B were higher than those in Group A(P<0.05).Conclusion:The use of the PBL independent learning model in the teaching of CIS first aid can significantly improve the teaching effect and student satisfaction.

关键词： Problem-based independent learning model Emergency medicine Ischemic stroke First aid teaching Satisfaction

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Dry eye disease in systemic lupus erythematosus: a cross sectional study

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International Journal of Ophthalmology(English edition) 2024年第7期17卷 1255-1261页

作者： Sui-Fang Kang Ying-Xue Wang Qi-Chen Zhang Zhi-Lun Wang Guo-Ling Chen Department of Ophthalmology the Second Hospital of Shandong UniversityJinan 250033Shandong ProvinceChina Department of Rheumatology the Second Hospital of Shandong UniversityJinan 250033Shandong ProvinceChina

AIM:To explore ocular surface manifestations of dry eye disease(DED)and its influencing factors in systemic lupus erythematosus(SLE)***:Ophthalmological examinations were conducted in SLE patients(n=43)and controls(n=41),including Ocular Surface Disease Index(OSDI),objective scatter index(OSI),tear meniscus height(TMH),lipid layer thickness(LLT),non-invasive Keratograph tear breakup time(NIKBUT),corneal fluorescein score(CFS),Schirmer I *** was diagnosed according to the Tear Film and Ocular Surface Society Dry Eye Workshop II *** patients were further divided into DED group and non-DED group,the disease activity,clinical manifestations and laboratory investigations were compared between the two *** disease activity was evaluated by Systemic Lupus Erythematosus Disease Activity Index 2000(SLEDAI-2K).Receiver operative characteristic(ROC)curve and multiplefactor binary logistic regression were ***:SLE patients showed higher OSDI[9.1(2.8-15.9)vs 6.3(2.2-7.5),P=0.035],higher OSI[1.67(1.09-2.60)vs 0.96(0.87-1.60),P=0.001],higher CFS[1(0-2)vs 0(0-1),P=0.001],lower LLT[65(42-100)vs 100(79.5-100),P=0.010],and lower NIKBUT[8.03(4.02-9.73)vs 9.67(5.26-12.71),P=0.030]than *** 32.6%of SLE patients had DED,which was higher than 12.2%of healthy *** group showed higher SLEDAI-2K score[9.7±6.1 vs 5.4±3.4,P=0.025],higher anti-cardiolipin antibody(ACL)[8.7(3.5-13.2)vs 3.6(2.0-6.9),P=0.035],and higher proportion of patients with cutaneous eruption[42.9%vs 6.9%,P=0.015]than non-DED *** to multiple-factor binary logistic regression analysis,the SLEDAI-2K score(OR=1.194,P=0.041)and cutaneous eruption(OR=7.094,P=0.045)could be consider as risk factors for DED in SLE *** ROC curve of the combined factors including age,disease duration,SLEDAI-2K score,ACL,and cutaneous eruption was analyzed,with a sensitivity of 0.786,a specificity of 0.793,and an area under curve of ***:Ocular surface affec

关键词： autoimmune disease systemic lupus erythematosus dry eye disease

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Changes in posterior corneal elevation after small incision lenticule extraction for different myopic diopters

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International Journal of Ophthalmology(English edition) 2024年第3期17卷 491-498页

作者： Xiao-Tong Sun Yang Zhang Xiao-Kun Mei Nan-Nan Zheng Ling-Zhi Niu Xiao-Li Qu Ai-Ping Song Jian Zhuo Department of Ophthalmology the First Affiliated Hospital of Shandong First Medical UniversityShandong Provincial Qianfoshan HospitalJinan 250014Shandong ProvinceChina

●AIM:To study the changes and effect factors of posterior corneal surface after small incision lenticule extraction(SMILE)with different myopic diopters.●METHODS:Ninety eyes of 90 patients who underwent SMILE were included in this retrospective *** were allocated into three groups based on the preoperative spherical equivalent(SE):low myopia(SE≥-3.00 D),moderate myopia(-3.00 D>SE>-6.00 D)and high myopia(SE≤-6.00 D).Posterior corneal surfaces were measured by a Scheimpflug camera preoperatively and different postoperative times(1wk,1,3,6mo,and 1y).Posterior mean elevation(PME)at 25 predetermined points of 3 concentric circles(2-,4-,and 6-mm diameter)above the best fit sphere was analyzed.●RESULTS:All surgeries were completed uneventfully and no ectasia was found through the *** difference of myopia group was significant at the 2-mm ring at 1 and 3mo postoperatively(1mo:P=0.017;3mo:P=0.018).The effect of time onΔPME was statistically significant(2-mm ring:P=0.001;4-mm ring:P<0.001;6-mm ring:P<0.001).The effect of different corneal locations onΔPME was significant except 1wk postoperatively(1mo:P=0.000;3mo:P=0.000;6mo:P=0.001;1y:P=0.001).Posterior corneal stability was linearly correlated with SE,central corneal thickness,ablation depth,residual bed thickness,percent ablation depth and percent stromal bed thickness.●CONCLUSION:The posterior corneal surface changes dynamically after *** protrusion is observed on the posterior corneal surface in patients with different degrees of myopia within one year after *** has good stability,accuracy,safety and predictability.

关键词： myopia posterior corneal elevation corneal ectasia small incision lenticule extraction

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Nitro-oleic acid ameliorates erectile dysfunction in a streptozotocin-induced rat model of diabetes by inhibiting oxidative stress and apoptosis and activating the NO/cGMP pathway

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Asian Journal of Andrology 2024年第1期26卷 57-66页

作者： Chang-Bo Zhao Wei-Bo Chen Wen-Zhen Wang Fang-Xin Gong Cui-Qin Fan Ye Li Tian Lan Wen-Jing Wang Ming-Zhen Yuan Department of Urology Shandong Provincial HospitalShandong UniversityJinan 250012China Department of Andrology Liaocheng People's HospitalShandong UniversityLiaocheng 252000China Department of Urology The Second Hospital of Shandong UniversityJinan 250012China Department of Physiology School of Basic Medical SciencesShandong UniversityJinan 250012China

The major vascular complications associated with diabetes make the management of diabetic mellitus erectile dysfunction(DMED)a challenging *** factors contributing to DMED include oxidative stress,nitric oxide(NO)/cyclic guanosine monophosphate(cGMP)pathway activation,and apoptosis,while nitro-oleic acid(NO,-OA)has been shown to be beneficial in treating these aspects of this ***,herein,investigated the effects and possible mechanisms of NO,-OA on erectile function as assessed in a streptozotocin-induced rat model of *** results revealed that the erectile function of DMED rats was significantly impaired compared with that of the control ***,in response to 4 weeks of NO,-OA treatment,there was an improvement in erectile *** expression of oxidative stress-related indicators was significantly increased and the NO/cGMP pathway was impaired in the DMED *** expression of proapoptotic factors was increased,while that of antiapoptotic factors was decreased in the DMED ***,the cell morphology in the cavernous tissue of the DMED group also changed ***,-OA treatment significantly reversed all these changes observed in the DMED *** conclusion,NO,-OA treatment partially improved erectile function in DMED rats through mechanisms that included inhibition of oxidative stress,activation of the NO/cGMP pathway,and a reduction in apoptosis.

关键词： apoptosis diabetic mellitus erectile dysfunction nitro-oleic acid NO/cGMP pathway oxidative stress

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Inhalable nanoparticles with enhanced cuproptosis and cGAS-STING activation for synergistic lung metastasis immunotherapy

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Acta Pharmaceutica Sinica B 2024年第8期14卷 3697-3710页

作者： Chongzheng Yan Huaiyou Lv Yafei Feng Yuhan Li Zhongxi Zhao Department of Pharmaceutics Key Laboratory of Chemical Biology of Ministry of EducationSchool of Pharmaceutical SciencesCheelloo College of MedicineShandong UniversityJinan 250012China Key University Laboratory of Pharmaceutics&Drug Delivery Systems of shandong Province School of Pharmaceutical SciencesCheeloo College of MedicineShandong UniversityJinan 250012China Department of Pharmacy Yantai Yuhuangding Hospital Affiliated to Qingdao UniversityYantai 264001China

Due to the insufficient Cu^(+)accumulation,Cu^(+)efflux mechanism,and highly immunosuppressive tumor microenvironment(TME)in lung metastasis,the cuproptosis efficacy is ***,an inhalable nanodevice(CLDCu)is constructed to successfully overcome the drawbacks of *** consists of a Cu^(2+)-chitosan shell and low molecular weight heparin-tocopherol succinate(LMWH-TOS,LT)core with disulfiram(DSF)*** prepared CLDCu can be inhaled and accumulate in large amounts in lung lesions(63.6%)with 56.5 times higher than intravenous *** tumor cells,the mild acidity triggers the co-release of DSF and Cu2+,thus generating bis(diethyldithiocarbamate)-copper(CuET)to block Cu^(+)efflux protein ATP7B and forming toxic Cu^(+),leading to enhanced ***,the released chitosan cooperates with CLDCu-induced cuproptosis to activate stimulator of interferon genes(STING)pathway,which significantly potentiates dendritic cells(DCs)maturation,as wells as evokes innate and adaptive *** lung metastatic mice model,CLDCu is found to induce cuproptosis and reverse the immunosuppressive TME by inhalation ***,CLDCu combined with anti-programmed cell death protein ligand-1 antibody(aPD-L1)provokes stronger antitumor ***,nanomedicine that combines cuproptosis with STING activation is a novel strategy for tumor immunotherapy.

关键词： Cuproptosis cGAS-STING activation Disulfiram Inhalation administration Tumor microenvironment PD-L1 checkpoint blockade Lung metastasis Immunotherapy

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Personalized treatment of well-differentiated gastric neuroendocrine tumors based on clinicopathological classification and grading:A multicenter retrospective study

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Chinese Medical Journal 2024年第6期137卷 720-728页

作者： Ju Huang Huimin Liu Dekun Yang Tianming Xu Jing Wang Jingnan Li Department of Gastroenterology Peking Union Medical College HospitalChinese Academy of Medical SciencesPeking Union Medical CollegeBeijing 100730China Key Laboratory of Gut Microbiota Translational Medicine Research Chinese Academy of Medical SciencesBeijing 100730China Department of Gastroenterology Affiliated Yantai Yuhuangding Hospital of Qingdao University Medical CollegeYantaiShandong 264000China Department of Gastroenterology Beijing Zhong-Neng-Jian HospitalBeijing 102401China

Background:The incidence of well-differentiated gastric neuroendocrine tumors(G-NET)is increasing annually,and while they have a good prognosis and low mortality rate,their high recurrence rate makes treatment options *** study aims to determine the relationship between individualized treatment plans and the recurrence of ***:We performed a multicenter,retrospective study of 94 patients with highly differentiated G-NET and treated at Peking Union Medical College hospital,yantai Yuhuangding hospital,and Beijing Zhong-Neng-Jian hospital from November 2015 to September *** factors for recurrence of G-NETs were investigated using chi-squared test and multifactorial logistic regression ***:After a median follow-up of 49 months,the overall recurrence rate among the 94 G-NET patients was 14%(13/94).The recurrence rates of endoscopic mucosal resection(EMR),endoscopic submucosal dissection(ESD),somatostatin analog(SSA)therapy,and surgery were 43%(6/14),10%(5/49),5%(1/22),and 11%(1/9),***-treatment recurrence rates were significantly different(P=0.014)among four treatments(EMR,ESD,SSA,and surgery),and further subgroup comparisons revealed lower recurrence rates in the ESD and SSA groups than in the EMR *** the second month onward,SSA therapy considerably reduced the gastrin levels from 1081.0(571.5,2472.8)pg/mL to 461.5(255.3,795.0)pg/mL(Z=-3.521,P<0.001).Both chi-squared test and multifactorial logistic regression analysis suggested that among the clinicopathological parameters studied,only the pre-treatment gastrin level(P=0.018 and 0.005)and the type of treatment(P=0.014 and 0.017)were significantly associated with G-NET ***:Individualized treatment strategies may reduce the risk of relapse after G-NET ***-term SSA therapy may be a secure and efficacious treatment option for type 1 G-NET with more than six lesions,and it substantially decreases the incidence of post-treatment rec

关键词： Well-differentiated G-NET Serum gastrin Personalized treatment Endoscopic submucosal dissection Endoscopic mucosal resection Somatostatin analog therapy Surgical resection Recurrence

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Bile acids inhibit ferroptosis sensitivity through activating farnesoid X receptor in gastric cancer cells

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World Journal of Gastroenterology 2024年第5期30卷 485-498页

作者： Chu-Xuan Liu Ying Gao Xiu-Fang Xu Xin Jin Yun Zhang Qian Xu Huan-Xin Ding Bing-Jun Li Fang-Ke Du Lin-Chuan Li Ming-Wei Zhong Jian-Kang Zhu Guang-Yong Zhang Department of General Surgery Shandong Provincial Qianfoshan HospitalShandong UniversityJinan 250014Shandong ProvinceChina Department of General Surgery Linyi People's HospitalLinyi 276034Shandong ProvinceChina Department of Nursing Huantai TCM HospitalZibo 256400Shandong ProvinceChina Center for Translational medical Research The First Affiliated Hospital of Shandong First Medical UniversityJinan 250014Shandong ProvinceChina Department of General Surgery The First Affiliated Hospital of Shandong First Medical UniversityJinan 250014Shandong ProvinceChina

BACKGROUND Gastric cancer(GC)is associated with high mortality *** acids(BAs)reflux is a well-known risk factor for GC,but the specific mechanism remains *** GC development in both humans and animals,BAs serve as signaling molecules that induce metabolic *** confers additional cancer phenotypes,including ferroptosis *** is a novel mode of cell death characterized by lipid peroxidation that contributes universally to malignant ***,it is not fully defined if BAs can influence GC progression by modulating *** To reveal the mechanism of BAs regulation in ferroptosis of GC *** In this study,we treated GC cells with various stimuli and evaluated the effect of BAs on the sensitivity to *** used gain and loss of function assays to examine the impacts of farnesoid X receptor(FXR)and BTB and CNC homology 1(BACH1)overexpression and knockdown to obtain further insights into the molecular mechanism *** Our data suggested that BAs could reverse erastin-induced ferroptosis in GC *** effect correlated with increased glutathione(GSH)concentrations,a reduced GSH to oxidized GSH ratio,and higher GSH peroxidase 4(GPX4)expression ***,we confirmed that BAs exerted these effects by activating FXR,which markedly increased the expression of GSH synthetase and ***,BACH1 was detected as an essential intermediate molecule in the promotion of GSH synthesis by BAs and ***,our results suggested that FXR could significantly promote GC cell proliferation,which may be closely related to its anti-ferroptosis *** This study revealed for the first time that BAs could inhibit ferroptosis sensitivity through the FXR-BACH1-GSHGPX4 axis in GC *** work provided new insights into the mechanism associated with BA-mediated promotion of GC and may help identify potential therapeutic targets for GC patients with BAs reflux.

关键词： Gastric cancer Ferroptosis Bile acids Chenodeoxycholic acid Farnesoid X receptor Glutathione

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Advances in the differentiation of pluripotent stem cells into vascular cells

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World Journal of Stem Cells 2024年第2期16卷 137-150页

作者： Yi-Chang Jiao Ying-Xin Wang Wen-Zhu Liu Jing-Wen Xu Yu-Ying Zhao Chuan-Zhu Yan Fu-Chen Liu Department of Neurology Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina Research Institute of Neuromuscular and Neurodegenerative Diseases Qilu Hospital of Shandong UniversityJinan 250012Shandong ProvinceChina Mitochondrial Medicine Laboratory Qilu Hospital(Qingdao)of Shandong UniversityQingdao 266103Shandong ProvinceChina Brain Science Research Institute Shandong UniversityJinan 250012Shandong ProvinceChina

Blood vessels constitute a closed pipe system distributed throughout the body,transporting blood from the heart to other organs and delivering metabolic waste products back to the lungs and *** in blood vessels are related to many disorders like stroke,myocardial infarction,aneurysm,and diabetes,which are important causes of death *** research for new appro-aches to disease modeling and effective treatment is needed due to the huge socio-economic burden on healthcare *** mice or rats have been widely used,applying data from animal studies to human-specific vascular physiology and pathology is *** rise of induced pluripotent stem cells(iPSCs)provides a reliable in vitro resource for disease modeling,regenerative medicine,and drug discovery because they carry all human genetic information and have the ability to directionally differentiate into any type of human *** review summarizes the latest progress from the establishment of iPSCs,the strategies for differentiating iPSCs into vascular cells,and the in vivo trans-plantation of these vascular *** also introduces the application of these technologies in disease modeling,drug screening,and regenerative ***,the application of high-tech tools,such as omics analysis and high-throughput sequencing,in this field is reviewed.

关键词： Induced pluripotent stem cell Blood vessels Vascular organoids Endothelial cells Smooth muscle cells Pericytes Tissue engineering vascular graft

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Alisol B 23-acetate promotes white adipose tissue browning to mitigate high-fat diet-induced obesity by regulating mTOR-SREBP1 signaling

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Journal of Integrative Medicine 2024年第1期22卷 83-92页

作者： Lu-lu Han Xin Zhang Hui Zhang Ting Li Yi-chen Zhao Ming-hui Tian Feng-lei Sun Bo Feng Department of Neurology Three The Fifth People’s Hospital of JinanJinan 250013Shandong ProvinceChina Department of Gastroenterology Affiliated Hospital of Shandong University of Traditional Chinese MedicineJinan 250014Shandong ProvinceChina The First Clinical Medical College Shandong University of Traditional Chinese MedicineJinan 250014Shandong ProvinceChina Department of Geriatrics the First Affiliated Hospital of Shandong First Medical University(Shandong Provincial Qianfoshan Hospital)Jinan 250014Shandong ProvinceChina Chinese Medicine Culture and Literature Research Institute Shandong University of Traditional Chinese MedicineJinan 250014Shandong ProvinceChina Department of General Medicine Affiliated Hospital of Shandong University of Traditional Chinese MedicineJinan 250014Shandong ProvinceChina Department of Traditional Chinese Medicine the Second People’s Hospital of Haibei PrefectureZangzu Autonomous Prefecture of Haibei810300Qinghai ProvinceChina

Objective Obesity is a global health concern with management strategies encompassing bariatric surgery and anti-obesity drugs;however,concerns regarding complexities and side effects persist,driving research for more effective,low-risk *** promotion of white adipose tissue(WAT)browning has emerged as a promising ***,alisol B 23-acetate(AB23A)has demonstrated efficacy in addressing metabolic disorders,suggesting its potential as a therapeutic agent in obesity ***,in this study,we aimed to investigate the therapeutic potential of AB23A for mitigating obesity by regulating metabolic phenotypes and lipid distribution in mice fed a high-fat diet(HFD).Methods An obesity mouse model was established by administration of an *** and insulin metabolism were assessed via glucose and insulin tolerance *** size was determined using hematoxylin and eosin *** expression of browning markers in WAT was evaluated using Western blotting and quantitative real-time polymerase chain *** cage monitoring involved the assessment of various parameters,including food and water intake,energy metabolism,respiratory exchange rates,and physical ***,oil red O staining was used to evaluate intracellular lipid accumulation.A bioinformatic analysis tool for identifying the molecular mechanisms of traditional Chinese medicine was used to examine AB23A targets and associated signaling *** AB23A administration significantly reduced the weight of obese mice,decreased the mass of inguinal WAT,epididymal WAT,and perirenal adipose tissue,improved glucose and insulin metabolism,and reduced adipocyte ***,treatment with AB23A promoted the expression of browning markers in WAT,enhanced overall energy metabolism in mice,and had no discernible effect on food intake,water consumption,or physical *** 3T3-L1 cells,AB23A inhibited lipid accumulation,and both AB23A and rapamycin inhibited t

关键词： Obesity Alisol B 23-acetate Adipose tissue mTOR-SREBP1 High-fat diet

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