1.Epidemiological and genomic characteristics of linezolid-resistant Enterococci iso-lated from livestock farms in Changsha
Jianqin LIU ; Jianchao ZHANG ; Zhi CHEN ; Hui YANG ; Honggang ZHU ; Liang QI ; Xiao-jun CHEN
Chinese Journal of Veterinary Science 2025;45(5):978-986
To investigate the antimicrobial resistance of Enterococci isolated from 596 anal swabs,feces and environmental samples were collected from pig,cattle,chicken and quail farms in Chang-sha,Hunan Province,Enterococci were isolated and identified by mass spectrometry.The minimum inhibitory concentrations(MICs)of 10 antimicrobial agents were determined by AGAR diffusion method.Whole genome sequencing(WGS)was used to detect the distribution of multilocus se-quence typing(ST),drug resistance genes and virulence genes.A total of 272 strains of Enterococ-cus were isolated(45.6%).The isolates were resistant to cefoxitin(68.9%)and cefotiofur(58.5%),followed by trimethoprim/sulfamethoxazole(52.2%),vancomycin(4.4%),and linezolid(13.6%).In this study,six linezolid highly resistant Enterococci isolates were analyzed by whole genome sequencing to explore the transmission mechanism of linezolid resistance because linezolid is forbidden to be used in aquaculture.ST403(4/6),ST16(1/6)and ST476(1/6)were the most common ST types,which all originated from the same farm.Three oxazolidinone resistance genes(cfr,poxtA and optrA)were found in all 21 strains.One strain(Ecc60)carried all three oxazo-lidinone resistance genes,but none of them were located on the plasmid.tet(M),aph(3')-Ⅲ,and lsa(A)were found in all six Enterococcus isolates.Interestingly,the present study is the first to i-dentify enterococci carrying the optrA gene in quail fecal samples.The analysis of the genetic envi-ronment of oxazolidinone resistance genes showed that the genetic environment of cfr(D),poxtA and optrA of isolates from the same farm was similar.A total of 19 virulence genes were detected in 6 isolates,of which 12 genes(ElrA,SrtA,ace,agg,cCF10,cOB1,cad,camE,ebpA,ebpC,efaAfs,tpx)were carried by all 6 isolates,and the types of virulence genes in strains from the same farm were extremely similar.The results showed that the drug resistance of Enterococci iso-lated from the fish farms in Changsha was serious,and the resistance rate to linezolid,which was prohibited in the fish farms,was high.The oxazolidinone resistance gene loci were accompanied by other resistance genes,especially the florfenicol resistance gene(FexA),which may be related to the abuse of florfenicol in the fish farms.
2.Expert consensus on non-surgical treatment for acute lateral ankle sprain (version 2025)
Hui CHE ; Wenge DING ; Shiming FENG ; Xueping GU ; Qinwei GUO ; Jianchao GUI ; Yinghui HUA ; Yuefeng HAO ; Qinglin HAN ; Bo HU ; Xiaojun LIANG ; Guoping LI ; Yunxia LI ; Qi LI ; Yanlin LI ; Xin MA ; Jun MA ; Xudong MIAO ; Jianzhong QIN ; Xiaodong QIN ; Xu SUN ; Kefu SUN ; Weidong SONG ; Dai SHI ; Zhongmin SHI ; Youlun TAO ; Xu WANG ; Youhua WANG ; Liheng WANG ; Anli WANG ; Aiguo WANG ; Weidong WU ; Yajun XU ; Weidong XU ; Renjie XU ; Yongsheng XU ; Tengbo YU ; Lianqi YAN ; Xiaodong YUAN ; Yuan ZHU ; Mingzhu ZHANG ; Hongtao ZHANG ; Xintao ZHANG ; Xiaofei ZHENG
Chinese Journal of Trauma 2025;41(6):517-529
Acute lateral ankle sprain (ALAS) is one of the most common sport injuries, with high incidence, recurrence and disability rates. Currently, exercise rehabilitation-based non-surgical treatment is the primary management approach for ALAS. However, there remain improper practices such as excessive immobilization or uncontrolled activity, which contribute to recurrent sprains and chronic ankle instability, significantly impairing patients′ athletic function and quality of life. To standardize the non-surgical management of ALAS, improve the cure rates, and reduce the recurrence and disability rates, Chinese Sports Rehabilitation Medicine Training Project of Chinese Medical Association, Foot and Ankle Basics and Orthopedics Group, Orthopedic Branch of Chinese Medical Doctor Association, and Sports Medicine Branch of Jiangsu Medical Association organized relevant experts to formulate Expert consensus on non-surgical treatment for acute lateral ankle sprain ( version 2025), following the principles of scientific vigor, practicality, and innovation. Thirteen recommendations were proposed for standardized treatment protocols across different healing phases, aiming to provide references for standard management of ALAS and improve the therapeutic outcomes.
3.Epidemiological and genomic characteristics of linezolid-resistant Enterococci iso-lated from livestock farms in Changsha
Jianqin LIU ; Jianchao ZHANG ; Zhi CHEN ; Hui YANG ; Honggang ZHU ; Liang QI ; Xiao-jun CHEN
Chinese Journal of Veterinary Science 2025;45(5):978-986
To investigate the antimicrobial resistance of Enterococci isolated from 596 anal swabs,feces and environmental samples were collected from pig,cattle,chicken and quail farms in Chang-sha,Hunan Province,Enterococci were isolated and identified by mass spectrometry.The minimum inhibitory concentrations(MICs)of 10 antimicrobial agents were determined by AGAR diffusion method.Whole genome sequencing(WGS)was used to detect the distribution of multilocus se-quence typing(ST),drug resistance genes and virulence genes.A total of 272 strains of Enterococ-cus were isolated(45.6%).The isolates were resistant to cefoxitin(68.9%)and cefotiofur(58.5%),followed by trimethoprim/sulfamethoxazole(52.2%),vancomycin(4.4%),and linezolid(13.6%).In this study,six linezolid highly resistant Enterococci isolates were analyzed by whole genome sequencing to explore the transmission mechanism of linezolid resistance because linezolid is forbidden to be used in aquaculture.ST403(4/6),ST16(1/6)and ST476(1/6)were the most common ST types,which all originated from the same farm.Three oxazolidinone resistance genes(cfr,poxtA and optrA)were found in all 21 strains.One strain(Ecc60)carried all three oxazo-lidinone resistance genes,but none of them were located on the plasmid.tet(M),aph(3')-Ⅲ,and lsa(A)were found in all six Enterococcus isolates.Interestingly,the present study is the first to i-dentify enterococci carrying the optrA gene in quail fecal samples.The analysis of the genetic envi-ronment of oxazolidinone resistance genes showed that the genetic environment of cfr(D),poxtA and optrA of isolates from the same farm was similar.A total of 19 virulence genes were detected in 6 isolates,of which 12 genes(ElrA,SrtA,ace,agg,cCF10,cOB1,cad,camE,ebpA,ebpC,efaAfs,tpx)were carried by all 6 isolates,and the types of virulence genes in strains from the same farm were extremely similar.The results showed that the drug resistance of Enterococci iso-lated from the fish farms in Changsha was serious,and the resistance rate to linezolid,which was prohibited in the fish farms,was high.The oxazolidinone resistance gene loci were accompanied by other resistance genes,especially the florfenicol resistance gene(FexA),which may be related to the abuse of florfenicol in the fish farms.
4.Expert consensus on non-surgical treatment for acute lateral ankle sprain (version 2025)
Hui CHE ; Wenge DING ; Shiming FENG ; Xueping GU ; Qinwei GUO ; Jianchao GUI ; Yinghui HUA ; Yuefeng HAO ; Qinglin HAN ; Bo HU ; Xiaojun LIANG ; Guoping LI ; Yunxia LI ; Qi LI ; Yanlin LI ; Xin MA ; Jun MA ; Xudong MIAO ; Jianzhong QIN ; Xiaodong QIN ; Xu SUN ; Kefu SUN ; Weidong SONG ; Dai SHI ; Zhongmin SHI ; Youlun TAO ; Xu WANG ; Youhua WANG ; Liheng WANG ; Anli WANG ; Aiguo WANG ; Weidong WU ; Yajun XU ; Weidong XU ; Renjie XU ; Yongsheng XU ; Tengbo YU ; Lianqi YAN ; Xiaodong YUAN ; Yuan ZHU ; Mingzhu ZHANG ; Hongtao ZHANG ; Xintao ZHANG ; Xiaofei ZHENG
Chinese Journal of Trauma 2025;41(6):517-529
Acute lateral ankle sprain (ALAS) is one of the most common sport injuries, with high incidence, recurrence and disability rates. Currently, exercise rehabilitation-based non-surgical treatment is the primary management approach for ALAS. However, there remain improper practices such as excessive immobilization or uncontrolled activity, which contribute to recurrent sprains and chronic ankle instability, significantly impairing patients′ athletic function and quality of life. To standardize the non-surgical management of ALAS, improve the cure rates, and reduce the recurrence and disability rates, Chinese Sports Rehabilitation Medicine Training Project of Chinese Medical Association, Foot and Ankle Basics and Orthopedics Group, Orthopedic Branch of Chinese Medical Doctor Association, and Sports Medicine Branch of Jiangsu Medical Association organized relevant experts to formulate Expert consensus on non-surgical treatment for acute lateral ankle sprain ( version 2025), following the principles of scientific vigor, practicality, and innovation. Thirteen recommendations were proposed for standardized treatment protocols across different healing phases, aiming to provide references for standard management of ALAS and improve the therapeutic outcomes.
5.Perception of high-quality Party branches construction in public hospitals:a case study of selected hos-pitals in Jiangmen,Guangdong
Pengfei LI ; Jianchao CHEN ; Qunxing ZHONG ; Qunsheng LIANG ; Meishuang GUAN ; Ping DAI
Modern Hospital 2024;24(8):1178-1181
Strengthening Party building within public hospitals is crucial for their healthy development in accordance with the Party's objectives.The party branch,as the grassroots organizational unit,is essential for bridging the gap between its con-struction level and the demands of practical tasks,a matter of significant interest to hospital administrators.This study delves into the current perceptions of high-quality construction among grassroots party branches in certain public hospitals in Jiangmen City,Guangdong Province.Suggestions and measures for high-quality construction of party branches are tailored,integrating the local context.The goal is to enhance the effectiveness of Party building,steering the hospitals towards high-quality development and fortifying the Party's grassroots governance foundation.
6.Relationship between Bacteria in the Lower Respiratory Tract/Lung Cancer and the Development of Lung Cancer as well as Its Clinical Application.
Bowen LI ; Zhicheng HUANG ; Yadong WANG ; Jianchao XUE ; Yankai XIA ; Yuan XU ; Huaxia YANG ; Naixin LIANG ; Shanqing LI
Chinese Journal of Lung Cancer 2024;26(12):950-956
Due to the advancement of 16S rRNA sequencing technology, the lower respiratory tract microbiota, which was considered non-existent, has been revealed. The correlation between these microorganisms and diseases such as tumor has been a hot topic in recent years. As the bacteria in the surrounding can infiltrate the tumors, researchers have also begun to pay attention to the biological behavior of tumor bacteria and their interaction with tumors. In this review, we present the characteristic of the lower respiratory tract bacteria and summarize recent research findings on the relationship between these microbiota and lung cancer. On top of that, we also summarize the basic feature of bacteria in tumors and focus on the characteristic of the bacteria in lung cancer. The relationship between bacteria in lung cancer and tumor development is also been discussed. Finally, we review the potential clinical applications of bacterial communities in the lower respiratory tract and lung cancer, and summarize key points of sample collection, sequencing, and contamination control, hoping to provide new ideas for the screening and treatment of tumors.
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Humans
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Lung Neoplasms
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RNA, Ribosomal, 16S/genetics*
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Bacteria/genetics*
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Microbiota
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Respiratory System
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Lung/microbiology*
7.Application and Research Progress of Lung Cancer Organoid in Precision Medicine for Lung Cancer
HUANG ZHICHENG ; LI BOWEN ; WANG YADONG ; XUE JIANCHAO ; WEI ZEWEN ; LIANG NAIXIN ; LI SHANQING
Chinese Journal of Lung Cancer 2024;27(4):276-282
The continuous advancement of molecular detection technology has greatly propelled the develop-ment of precision medicine for lung cancer.However,tumor heterogeneity is closely associated with tumor metastasis,recurrence,and drug resistance.Additionally,different lung cancer patients with the same genetic mutation may exhibit varying treatment responses to different therapeutic strategies.Therefore,the development of modern precision medicine urgently requires the precise formulation of personalized treatment strategies through personalized tumor models.Lung cancer organoid(LCO)can highly simulate the biological characteristics of tumor in vivo,facilitating the application of innovative drugs such as antibody-drug conjugate in precision medicine for lung cancer.With the development of co-culture model of LCO with tumor microenvironment and tissue engineering technology such as microfluidic chip,LCO can better preserve the biological characteristics and functions of tumor tissue,further improving high-throughput and automated drug sensitivity experiment.In this review,we combine the latest research progress to summarize the applica-tion progress and challenges of LCO in precision medicine for lung cancer.
8.Recent Advances and Controversies in Minute Pulmonary Meningothelial-like Nodules.
Haochen LI ; Jianchao XUE ; Pan LI ; Yuan XU ; Zhibo ZHENG ; Shanqing LI ; Naixin LIANG
Chinese Journal of Lung Cancer 2023;26(8):621-629
Minute pulmonary meningothelial-like nodules (MPMNs) are benign small lesions in the lungs, with similar pathological characteristics to the meningeal epithelium. MPMNs have similar imaging manifestations to malignant tumors, which can lead to misdiagnosis in clinical practice. There is no consensus on the pathogenesis of MPMNs, with some suggest that MPMNs derive from reactive proliferation, while others suggest that MPMNs share a common origin and molecular mechanism with meningiomas in the central nervous system. Understanding the characteristics of MPMNs and studying their pathogenesis will help improve the understanding and diagnosis of MPMNs. In this article, we reviewed the clinical, pathological, imaging characteristics, differential diagnosis and pathogenesis of MPMNs. We also analyze the existing research advances regarding the pathogenesis and propose prospects for further research.
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9.Association between wrist pain and awkward postures among workers in 10 key industries
Guanlin LI ; Xin SUN ; Meibian ZHANG ; Huadong ZHANG ; Ruijie LING ; Yimin LIU ; Gang LI ; Nengzhou CHEN ; Zaoliang REN ; Yan YIN ; Hua SHAO ; Hengdong ZHANG ; Jiajie LI ; Bing QIU ; Dayu WANG ; Qiang ZENG ; Zhanhui LIANG ; Rugang WANG ; Jianchao CHEN ; Danying ZHANG ; Liangying MEI ; Yongquan LIU ; Jixiang LIU ; Chengyun ZHANG ; Tianlai LI ; Ning JIA ; Junyi WANG ; Zhongxu WANG ; Qingsong CHEN
Journal of Environmental and Occupational Medicine 2023;40(1):49-54
Background Prolonged awkward postures during occupational activities can lead to excessive musculoskeletal load on the wrist of workers and symptoms such as wrist pain or discomfort. Objective To survey the prevalence of wrist pain among workers in 10 key industries and analyze its correlation with wrist working postures. Methods By using stratified cluster sampling method, workers from 10 key industries, such as footwear manufacturing industry, shipbuilding manufacturing industry, and automobile manufacturing industry, were selected from seven regions in North China, East China, Central China, South China, Southwest China, Northwest China, and Northeast China. The demographic information, wrist working postures, pain in wrist of the workers were collected through a cross-sectional survey. Pearson χ2 test was used to compare prevalence by selected factors, trend χ2 test for between group comparison, and unconditional logistic regression models for the association of wrist working postures with wrist pain. Results There were 64052 workers enrolled in this survey, and 56286 provided valid questionnaires (the effective rate was 87.8%). According to the survey, the prevalence of wrist pain was 23.3% (13112/56286), and the industries with higher prevalences were footwear manufacturing (27.1%, 1927/7106), automobile manufacturing (24.9%, 5378/21560), and shipbuilding and related equipment manufacturing (24.4%, 850/3488) industries. Finger pinching (OR=2.09, 95%CI: 1.95-2.24), frequent wrist bending (OR=2.03, 95%CI: 1.92-2.15), fixed wrist bending (OR=1.77, 95%CI: 1.69-1.85), wrist on hard edge (OR=1.34, 95%CI: 1.28-1.40), and arms over shoulders (OR=1.11, 95%CI: 1.05-1.17) increased the risk of reporting wrist pain. Conclusion Awkward postures are related to wrist pain among workers in selected 10 key industries. The related factors are wrist on hard edge, frequent wrist bending, finger pinching, fixed wrist bending, and arms over shoulders.
10.Tumoral calcinosis on thigh in a hemodialysis patient and literature review
Feng WEN ; Renwei HUANG ; Sijia LI ; Sheng LI ; Lei FU ; Lixia XU ; Ting LIN ; Zhonglin FENG ; Jianchao MA ; Ping MEI ; Wenjian WANG ; Xinling LIANG ; Shuangxin LIU
Chinese Journal of Nephrology 2023;39(6):465-468
The paper reported a patient under maintained hemodialysis for 11 years, with a large mass appeared in the right thigh after local injury. The mass was clinically considered as tumoral calcinosis combined with clinical, imaging and pathological findings. Several treatments such as enhancing dialysis adequacy, low calcium dialysate, calcimimetic agent, non-calcium- phosphorus binding agents, parathyroidectomy and intravenous infusion of sodium thiosulfate could not vanish the mass. Finally, the lump was surgically removed. The treatment of tumoral calcinosis in the hemodialysis patient can provide a instruction for similar situations in clinical practice.

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