1.Empirical study of input, output, outcome and impact of community-based rehabilitation stations
Xiayao CHEN ; Ying DONG ; Xue DONG ; Zhongxiang MI ; Jun CHENG ; Aimin ZHANG ; Didi LU ; Jun WANG ; Jude LIU ; Qianmo AN ; Hui GUO ; Xiaochen LIU ; Zefeng YU
Chinese Journal of Rehabilitation Theory and Practice 2026;32(1):83-89
ObjectiveTo investigate the present situation of input, output, outcome and impact of all registered community-based rehabilitation stations in Inner Mongolia in China, and analyze how the input predict the output, outcome and impact. MethodsFrom March 1st to April 30th, 2025, a questionnaire survey was conducted on all registered community-based rehabilitation stations in Inner Mongolia, covering four dimensions: input, output, outcome and impact. A total of 1 365 questionnaires were distributed. The input included four items: laws and policies, human resources, equipment and facilities, and rehabilitation information management. The output included two items: technical paths and benefits/effectiveness. The outcome included three items: coverage rates, rehabilitation interventions and functional results. The impact included two items: health and sustainability. Each item contained several questions, all of which were described in a positive way. Each question was scored from one to five. A lower score indicated that the situation of the community-based rehabilitation station was more in line with the content described in the question. Regression analysis was performed using the total score of each item of input dimension as independent variables, and the total scores of the output, outcome and impact dimensions as dependent variables. ResultsA total of 1 262 valid questionnaires were collected. The mean values of input, output, outcome and impact of community-based rehabilitation stations were 1.827 to 1.904, with coefficient of variation of 45.892% to 49.239%. The regression analysis showed that, rehabilitation information management, human resources, and laws and policies significantly predicted the output dimension (R² = 0.910, P < 0.001). Meanwhile, all four items in the input dimension predicted both the outcome (R² = 0.850, P < 0.001) and impact dimensions (R² = 0.833, P < 0.001). ConclusionInput, output, outcome and impact of the community-based rehabilitation stations in Inner Mongolia were generally in line with the content of the questions, although some imbalances were observed. Additionally, the input of community-based rehabilitation stations could significantly predict their output, outcome and impact.
2.Progress in the application of poloxamer in new preparation technology
Xue QI ; Yi CHENG ; Nan LIU ; Zengming WANG ; Hui ZHANG ; Aiping ZHENG ; Dongzhou KANG
China Pharmacy 2025;36(5):630-635
Poloxamer, as a non-ionic surfactant, exhibits a unique triblock [polyethylene oxide-poly (propylene oxide)-polyethylene oxide] structure, which endows it with broad application potential in various fields, including solid dispersion technology, nanotechnology, gel technology, biologics, gene engineering and 3D printing. As a carrier, it enhances the solubility and bioavailability of poorly soluble drugs. In the field of nanotechnology, it serves as a stabilizer etc., enriching preparation methods. In gel technology, its self-assembly behavior and thermosensitive properties facilitate controlled drug release. In biologics, it improves targeting efficiency and reduces side effects. In gene engineering, it enhances delivery efficiency and expression levels. In 3D printing, it provides novel strategies for precise drug release control and the production of high-quality biological products. As a versatile material, poloxamer holds promising prospects in the pharmaceutical field.
3.The Effect of Electric Acupuncture Combined with Tianding Acupoint Treatment on the Efficacy,Syndrome Score,and Quality of Life of Post-stroke Intractable Hiccup
Yu-yang LI ; Yan-guan LIU ; Hui-hui HU ; Jian-tang XUE ; Cheng-qin YANG
Progress in Modern Biomedicine 2025;25(15):2445-2450
Objective:To explore the effect of electric acupuncture combined with Tianding acupoint on the efficacy,syndrome score,and quality of life of post-stroke intractable hiccup(IH).Methods:A total of 102 post-stroke IH patients admitted to our hospital from October 2022 to October 2023 were retrospectively included,and were divided into control group and observation group,with 51 cases in each group.The matched group patients were given conventional acupuncture treatment,while the observation group patients were given conventional electric acupuncture combined with Tianding acupoint treatment.The clinical efficacy,effectiveness,hiccup symptom scores before and Post-treatment,and quality of life score between two groups of patients.Results:The proportion of patients in the observation group who took immediate effect(27.45%vs.5.88%)and the proportion of patients who took effect within 24 hours of the first treatment(60.78%vs.17.65%)were higher than matched group.The average onset time[(32.14±9.72)h vs.(70.34±23.51)h]was significantly shorter than matched group(P<0.05).The treatment recovery rate of observation group was higher than matched group(80.39%vs.50.98%,P<0.05),and the total effective rate of treatment was not different from matched group(96.08%vs.86.27%,P>0.05).Post-treatment,both groups of patients showed a significant decrease in hiccup symptom scores,and there were significant differences at different time points(P<0.05).The hiccup symptom scores of the observation group patients at 1 d,3 d,and 5 d post-treatment were lower than matched group(P<0.05).Post-treatment,the overall scores of appetite,mental state,sleep,and quality of life in both groups increased,and the scores in the observation group were higher than matched group(P<0.05).Conclusion:The combination of electric acupuncture and Tianding acupoint has a significant therapeutic effect on post-stroke IH,which can quickly take effect,improve patients'clinical symptoms,and enhance their quality of life.
4.PM2.5 exposures exacerbate bleomycin-induced idiopathic pulmonary fibrosis in mice by regulating ferroptosis via Nrf2/SLC7A11/GPX4 axis
Jin-beng DING ; De-qi KONG ; Hui-min HUANG ; Yu GU ; Yue-bing CHEN ; Rui-li ZHAO ; Su-xiao LIU ; Xue-fang LIU ; Ya LI
Chinese Pharmacological Bulletin 2025;41(2):333-339
Aim To explore the mechanisms of PM2.5 exposure exacerbating bleomycin(BLM)-induced idio-pathic pulmonary fibrosis(IFP)by regulating ferropto-sis via nuclear factor 2 related factor 2(Nrf2)/solute carrier family 7 member 11(SLC7A11)/glutathione peroxidase(GPX)4 axis.Methods Forty C57BL/6J mice were randomized into the control,BLM,PM2.5,BLM+PM2.5 and sulforaphane(SFN,Nrf2 agonist)groups,with eight mice in each group.PM2.5 expo-sures were conducted to the BLM-induced IPF mice for two weeks.The lung function was measured,and the content of hydroxyproline(HYP)in lung tissue and the pathomorphology of lungs were observed.Reactive oxygen species(ROS),malondialdehyde(MDA),ferrous ion(Fe2+)and glutathione(GSH)of the lung tissue were measured by ELISA.The mRNA and pro-teins levels of Nrf2,SLC7A11,GPX4,collagen typeⅠ(COL-1),α-smooth muscle actin(α-SMA)were measured by quantitative polymerase chain reaction(qPCR)and Western blot.Results Compared with the control group,the lung function of mice was signif-icantly reduced(P<0.01)in the BLM and PM2.5 groups,while lung tissue showed the characteristic pathological changes of pulmonary fibrosis such as a large number of inflammatory cell infiltration,alveolar wall fracture,thickening,collagen deposition,and sig-nificantly increased HYP,Fe2+,ROS,MDA(P<0.05,P<0.01),genes and proteins of COL-1,α-SMA(P<0.01);and decreased GSH,Nrf2,SLC7A11,GPX4 genes and proteins(P<0.05,P<0.01).The above-mentioned lesions were markedly aggravated in the BLM+PM2.5 group compared with the BLM(P<0.05)and PM2.5 groups(P<0.01),and were also improved in the SFN group(P<0.05,P<0.01).Conclusions PM2.5 exposures can exac-erbate IPF-induced IPF in mice,and the regulating of Nrf2/SLC7 A1 1/GPX4 axis and ferroptosis might be in-volved in the related mechanisms.
5.Changing antibiotic resistance profiles of the bacterial strains isolated from geriatric patients in hospitals across China:data from CHINET Antimicrobial Resistance Surveillance Program,2015-2021
Xiaoman AI ; Yunjian HU ; Chunyue GE ; Yang YANG ; Fupin HU ; Demei ZHU ; Yingchun XU ; Xiaojiang ZHANG ; Hui LI ; Ping JI ; Yi XIE ; Mei KANG ; Chuanqing WANG ; Pan FU ; Yuanhong XU ; Ying HUANG ; Ziyong SUN ; Zhongju CHEN ; Yuxing NI ; Jingyong SUN ; Yunzhuo CHU ; Sufei TIAN ; Zhidong HU ; Jin LI ; Yunsong YU ; Jie LIN ; Bin SHAN ; Yan DU ; Sufang GUO ; Lianhua WEI ; Fengmei ZOU ; Hong ZHANG ; Chun WANG ; Chao ZHUO ; Danhong SU ; Dawen GUO ; Jinying ZHAO ; Hua YU ; Xiangning HUANG ; Wen'en LIU ; Yanming LI ; Yan JIN ; Chunhong SHAO ; Xuesong XU ; Chao YAN ; Shanmei WANG ; Yafei CHU ; Lixia ZHANG ; Juan MA ; Shuping ZHOU ; Yan ZHOU ; Lei ZHU ; Jinhua MENG ; Fang DONG ; Zhiyong LÜ ; Fangfang HU ; Han SHEN ; Wanqing ZHOU ; Wei JIA ; Gang LI ; Jinsong WU ; Yuemei LU ; Jihong LI ; Jinju DUAN ; Jianbang KANG ; Xiaobo MA ; Yanping ZHENG ; Ruyi GUO ; Yan ZHU ; Yunsheng CHEN ; Qing MENG ; Shifu WANG ; Xuefei HU ; Jilu SHEN ; Wenhui HUANG ; Ruizhong WANG ; Hua FANG ; Bixia YU ; Yong ZHAO ; Ping GONG ; Kaizhen WENG ; Yirong ZHANG ; Jiangshan LIU ; Longfeng LIAO ; Hongqin GU ; Lin JIANG ; Wen HE ; Shunhong XUE ; Jiao FENG ; Chunlei YUE
Chinese Journal of Infection and Chemotherapy 2025;25(3):290-302
Objective To investigate the antimicrobial resistance of clinical isolates from elderly patients(≥65 years)in major medical institutions across China.Methods Bacterial strains were isolated from elderly patients in 52 hospitals participating in the CHINET Antimicrobial Resistance Surveillance Program during the period from 2015 to 2021.Antimicrobial susceptibility test was carried out by disk diffusion method and automated systems according to the same CHINET protocol.The data were interpreted in accordance with the breakpoints recommended by the Clinical and Laboratory Standards Institute(CLSI)in 2021.Results A total of 514 715 nonduplicate clinical isolates were collected from elderly patients in 52 hospitals from January 1,2015 to December 31,2021.The number of isolates accounted for 34.3%of the total number of clinical isolates from all patients.Overall,21.8%of the 514 715 strains were gram-positive bacteria,and 78.2%were gram-negative bacteria.Majority(90.9%)of the strains were isolated from inpatients.About 42.9%of the strains were isolated from respiratory specimens,and 22.9%were isolated from urine.More than half(60.7%)of the strains were isolated from male patients,and 39.3%isolated from females.About 51.1%of the strains were isolated from patients aged 65-<75 years.The prevalence of methicillin-resistant strains(MRSA)was 38.8%in 32 190 strains of Staphylococcus aureus.No vancomycin-or linezolid-resistant strains were found.The resistance rate of E.faecalis to most antibiotics was significantly lower than that of Enterococcus faecium,but a few vancomycin-resistant strains(0.2%,1.5%)and linezolid-resistant strains(3.4%,0.3%)were found in E.faecalis and E.faecium.The prevalence of penicillin-susceptible S.pneumoniae(PSSP),penicillin-intermediate S.pneumoniae(PISP),and penicillin-resistant S.pneumoniae(PRSP)was 94.3%,4.0%,and 1.7%in nonmeningitis S.pneumoniae isolates.The resistance rates of Klebsiella spp.(Klebsiella pneumoniae 93.2%)to imipenem and meropenem were 20.9%and 22.3%,respectively.Other Enterobacterales species were highly sensitive to carbapenem antibiotics.Only 1.7%-7.8%of other Enterobacterales strains were resistant to carbapenems.The resistance rates of Acinetobacter spp.(Acinetobacter baumannii 90.6%)to imipenem and meropenem were 68.4%and 70.6%respectively,while 28.5%and 24.3%of P.aeruginosa strains were resistant to imipenem and meropenem,respectively.Conclusions The number of clinical isolates from elderly patients is increasing year by year,especially in the 65-<75 age group.Respiratory tract isolates were more prevalent in male elderly patients,and urinary tract isolates were more prevalent in female elderly patients.Klebsiella isolates were increasingly resistant to multiple antimicrobial agents,especially carbapenems.Antimicrobial resistance surveillance is helpful for accurate empirical antimicrobial therapy in elderly patients.
6.Ameliorative effects of tea on metabolic disorders in obesity mice induced by high-fat diet
Chen WANG ; Xiang BAN ; Jia-xing LIU ; Si-yao SANG ; Xue AO ; Ming-jie SU ; Bin-wei HU ; Hui LI
Fudan University Journal of Medical Sciences 2025;52(3):393-402
Objective To investigate the ameliorative effects and mechanisms of six types of tea(green tea,cyan tea,red tea,white tea,black tea and yellow tea)on metabolic disorders in obesity mice induced by high-fat diet(HFD).Methods Four-week-old male C57BL/6J mice were randomly divided into 8 groups with 7 mice per group.An HFD-induced obese mouse model was established,and the mice in control group maintained on standard diet followed by intragastric administration of different teas for 5 weeks.The body weight,liver weight ratio,fasting blood glucose,and lipid profile of the mice were measured to assess glucose and lipid metabolism.Serum inflammatory factors including IL-6,tumor necrosis factor-alpha(TNF-α)and oxidative stress markers[malondialdehyde(MDA)and superoxide dismutase(SOD)were measured.Additionally,liver histopathology and the expression of key glycolipid metabolism-related genes,adenosine monophosphate-activated protein kinase(AMPK)and carnitine palmitoyltransferase 1(CPT-1),were analyzed to explore underlying mechanisms.Results Cyan tea significantly suppressed weight gain,demonstrating superior weight control.White tea markedly reduced fasting blood glucose levels and decreased the area under the curve of oral glucose tolerance test(OGTT)and insulin tolerance test(ITT),indicating synergistic improvements in glucose metabolism and insulin sensitivity.Yellow tea exhibited exceptional anti-inflammatory and antioxidant effects,reducing hepatic IL-6 and MDA while enhancing SOD activity.Green tea activated the lipid oxidation pathway by upregulating AMPK/CPT-1 expression.All kinds of tea significantly attenuated hepatic lipid droplet accumulation.Conclusion All six types of tea alleviated metabolic disorders by reducing hepatic fat content in obesity mice.However,different types of tea exert their unique effects on improving metabolic disorders through differential mechanisms such as glucose metabolism regulation,lipid oxidation,and anti-inflammatory and antioxidant actions.
7.MicroRNA-363-5p Targets THBS3 to Regulate the Mechanism of Myocardial Apoptosis under Angiotensin Ⅱ Induction
Xin-yi HAN ; Hui-ting LIU ; Zheng-yi SHAN ; Xue-yan ZHOU ; Peng ZHAO
Progress in Modern Biomedicine 2025;25(9):1452-1469
Objective:To investigate the effect of microRNA-363-5p targeted binding to THBS3 on angiotensin Ⅱ-induced apoptosis in cardiomyocytes and its molecular mechanism.Methods:A human-derived cardiomyocyte cell line(AC16)was used to establish an in vitro cardiomyocyte apoptosis model with angiotensin Ⅱ(AngⅡ),and a dual luciferase reporter assay was performed to detect the relationship between miR-363-5p and THBS3;apoptosis rate was detected by flow cytometry,and real-time fluorescence quantitative polymerase chain reaction(RT-qPCR)was performed to detect the relative expression of microR-363-5p,ATF-6mRNA,THBS3mRNA expression;Western Blot to detect the relative expression of caspase-12,caspase-3,GRP78,Bax,Bcl-2.Results:(1)Compared with the control group,the relative expression level of miR-363-5p in AngⅡ group was significantly decreased.(2)Compared with Mir-inhibitor-NC and Mir-mimics-NC groups,the apoptosis rate of miR-inhibitor and miR-mimics groups was significantly increased and decreased,the relative expression level of Bax protein was significantly increased and decreased,and the relative expression level of Bcl-2 was decreased and increased.(3)miR-363-5p targeted binding to THBS3.(4)Compared with the THBS3-OENC group,the relative expression of Bax and caspase-3 proteins was significantly higher,the relative expression of Bcl-2 protein was significantly lower,and the apoptosis rate was higher in the THBS3-OE group.(5)Compared with the negative control group,the relative expression of Bax and caspase-3 proteins in the miR-mimcs+THBS3-OE group was significantly higher,the relative expression of Bcl-2 protein was significantly lower,the apoptosis rate was significantly higher,and the cell viability was significantly lower.(6)Compared with the miR-inhibitor group,the relative expression of GRP78 and caspase-12 was decreased in the miR-inhibitor-4-PBA group,and the apoptosis rate was significantly reduced.(7)Compared with the negative control group,the apoptosis rate was elevated in the ATF-6-OE group,and the relative expression of caspase-12 was significantly increased.(8)Compared with the negative control group,miR-inhibitor+ATF-6 siRNA group showed decreased apoptosis rate and decreased relative expression of caspase-12.Conclusions:MicroRNA-363-5p is able to target binding to THBS3 to regulate myocardial apoptosis,a process that may be mediated through the endoplasmic reticulum stress ATF-6 pathway.
8.Efficacy and potential mechanisms of Guizhi Jia Gegen decoction in a pneumonia-enteritis mouse model induced by H1N1 influenza
Yan FU ; Bao-xiang DU ; Qi-hui SUN ; Jing LIU ; Xiao-yun LIU ; Dong-xue YE ; Jia YANG ; Yong YANG ; Rong RONG
Chinese Pharmacological Bulletin 2025;41(12):2386-2393
Aim To explore the mechanism of action of Guizhi Jia Gegen decoction(GGD)in treating pneu-monia-enteritis induced by H1N1 influenza virus infec-tion in a mouse model,using network pharmacology and molecular docking techniques,followed by in vivo verification.Methods A pneumonia-enteritis mouse model was established,and the intervention effects of GGD on the model mice were evaluated using indica-tors such as body weight,rectal temperature,lung in-dex,colon length,H1N1 M gene expression,relative mRNA expression levels of inflammatory cytokines,and pathological sections of the lung and intestine.The targets of the blood-absorbed components of GGD were identified using the Swiss Target Prediction platform,and the disease targets were retrieved from the Gene-Cards platform.The intersecting targets were analyzed through PPI network analysis using the STRING data-base to identify core targets.GO analysis and KEGG pathway enrichment analysis were performed using the Metascape database.RT-qPCR was employed to vali-date the core targets and pathways.Molecular docking was conducted using AutoDock Tools software to verify the interactions between blood-absorbed components and key targets.Results GGD demonstrated signifi-cant therapeutic effects on the pneumonia-enteritis mouse model.The results of network pharmacology in-dicated that the therapeutic effects of GGD were strong-ly associated with targets such as TNF,ALB,PTGS2,MMP9,EGFR,ESR1,SRC,HSP90AA1,PPARG and MMP2.RT-qPCR results indicated that GGD could intervene in pneumonia-enteritis by regulating the targets TNF,ALB,EGFR and the related targets of the NF-κB pathway.Molecular docking results re-vealed that blood-absorbed components such as puerar-in and liquiritin could stably bind to TNF,ALB and EGFR.Conclusion Components such as puerarin and liquiritin in GGD may exert therapeutic effects on pneumonia-enteritis induced by H1N1 influenza virus infection by acting on targets such as TNF,ALB and EGFR.
9.The Effect of Electric Acupuncture Combined with Tianding Acupoint Treatment on the Efficacy,Syndrome Score,and Quality of Life of Post-stroke Intractable Hiccup
Yu-yang LI ; Yan-guan LIU ; Hui-hui HU ; Jian-tang XUE ; Cheng-qin YANG
Progress in Modern Biomedicine 2025;25(15):2445-2450
Objective:To explore the effect of electric acupuncture combined with Tianding acupoint on the efficacy,syndrome score,and quality of life of post-stroke intractable hiccup(IH).Methods:A total of 102 post-stroke IH patients admitted to our hospital from October 2022 to October 2023 were retrospectively included,and were divided into control group and observation group,with 51 cases in each group.The matched group patients were given conventional acupuncture treatment,while the observation group patients were given conventional electric acupuncture combined with Tianding acupoint treatment.The clinical efficacy,effectiveness,hiccup symptom scores before and Post-treatment,and quality of life score between two groups of patients.Results:The proportion of patients in the observation group who took immediate effect(27.45%vs.5.88%)and the proportion of patients who took effect within 24 hours of the first treatment(60.78%vs.17.65%)were higher than matched group.The average onset time[(32.14±9.72)h vs.(70.34±23.51)h]was significantly shorter than matched group(P<0.05).The treatment recovery rate of observation group was higher than matched group(80.39%vs.50.98%,P<0.05),and the total effective rate of treatment was not different from matched group(96.08%vs.86.27%,P>0.05).Post-treatment,both groups of patients showed a significant decrease in hiccup symptom scores,and there were significant differences at different time points(P<0.05).The hiccup symptom scores of the observation group patients at 1 d,3 d,and 5 d post-treatment were lower than matched group(P<0.05).Post-treatment,the overall scores of appetite,mental state,sleep,and quality of life in both groups increased,and the scores in the observation group were higher than matched group(P<0.05).Conclusion:The combination of electric acupuncture and Tianding acupoint has a significant therapeutic effect on post-stroke IH,which can quickly take effect,improve patients'clinical symptoms,and enhance their quality of life.
10.Changing antimicrobial resistance profiles of Burkholderia cepacia in hospitals across China:results from CHINET Antimicrobial Resistance Surveillance Program,2015-2021
Chunyue GE ; Yunjian HU ; Xiaoman AI ; Yang YANG ; Fupin HU ; Demei ZHU ; Yingchun XU ; Xiaojiang ZHANG ; Hui LI ; Ping JI ; Yi XIE ; Mei KANG ; Chuanqing WANG ; Pan FU ; Yuanhong XU ; Ying HUANG ; Ziyong SUN ; Zhongju CHEN ; Yuxing NI ; Jingyong SUN ; Yunzhuo CHU ; Sufei TIAN ; Zhidong HU ; Jin LI ; Yunsong YU ; Jie LIN ; Bin SHAN ; Yan DU ; Sufang GUO ; Lianhua WEI ; Fengmei ZOU ; Hong ZHANG ; Chun WANG ; Chao ZHUO ; Danhong SU ; Dawen GUO ; Jinying ZHAO ; Hua YU ; Xiangning HUANG ; Wen'en LIU ; Yanming LI ; Yan JIN ; Chunhong SHAO ; Xuesong XU ; Chao YAN ; Shanmei WANG ; Yafei CHU ; Lixia ZHANG ; Juan MA ; Shuping ZHOU ; Yan ZHOU ; Lei ZHU ; Jinhua MENG ; Fang DONG ; Zhiyong LÜ ; Fangfang HU ; Han SHEN ; Wanqing ZHOU ; Wei JIA ; Gang LI ; Jinsong WU ; Yuemei LU ; Jihong LI ; Jinju DUAN ; Jianbang KANG ; Xiaobo MA ; Yanping ZHENG ; Ruyi GUO ; Yan ZHU ; Yunsheng CHEN ; Qing MENG ; Shifu WANG ; Xuefei HU ; Jilu SHEN ; Wenhui HUANG ; Ruizhong WANG ; Hua FANG ; Bixia YU ; Yong ZHAO ; Ping GONG ; Kaizhen WENG ; Yirong ZHANG ; Jiangshan LIU ; Longfeng LIAO ; Hongqin GU ; Lin JIANG ; Wen HE ; Shunhong XUE ; Jiao FENG ; Chunlei YUE
Chinese Journal of Infection and Chemotherapy 2025;25(5):557-562
Objective To examine the changing prevalence and antimicrobial resistance profiles of Burkholderia cepacia in 52 hospitals across China from 2015 to 2021.Methods A total of 9 261 strains of B.cepacia were collected from 52 hospitals between January 1,2015 and December 31,2021.Antimicrobial susceptibility of the strains was tested using Kirby-Bauer method or automated antimicrobial susceptibility testing systems according to a unified protocol.The results were interpreted according to the breakpoints released in the Clinical & Laboratory Standards Institute(CLSI)guidelines(2023 edition).Results A total of 9 261 strains of B.cepacia were isolated from all age groups,especially elderly patients.The proportion was 11.1%(1 032 strains)in children,significantly lower than the proportion in adults.About half(46.5%,4 310/9 261)of the strains were isolated from patients at least 60 years old and 42.3%(3 919/9 261)of the strains were isolated from young adults.Most isolates(71.1%)were isolated from sputum and respiratory secretions,followed by urine(10.7%)and blood samples(8.1%).B.cepacia isolates were highly susceptible to the five antimicrobial agents recommended in the CLSI M100 document(33rd edition,2023).B.cepacia isolates showed relatively higher resistance rates to meropenem and levofloxacin.However,the resistance rates to ceftazidime,trimethoprim-sulfamethoxazole,and minocycline remained below 8.1%.The percentage of B.cepacia strains resistant to levofloxacin was the highest compared to other antibiotics in any of the three age groups(from 12.4%in the patients<18 years old to 20.6%in the patients aged 60 years or older).Conclusions B.cepacia is one of the clinically important non-fermenting gram-negative bacteria.Accurate and timely reporting of antimicrobial susceptibility test results and ongoing antimicrobial resistance surveillance are helpful for rational prescription of antimicrobial agents and proper prevention and control of nosocomial infections.

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