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research on ozone formation sensitivity based on observational methods:Development history,methodology,and application and prospects in China

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Journal of Environmental Sciences 2024年第4期138卷 543-560页

作者： Wanghui Chu Hong Li Yuanyuan Ji Xin Zhang Likun Xue Jian Gao Cong An State Key laboratory of Environmental Criteria and Risk Assessment Chinese Research Academy of Environmental SciencesBeijing 100012China Environment research Institute Shandong UniversityQingdao 266237China

Observation-based method for O_(3)formation sensitivity research is an important tool to analyze the causes of ground-level O_(3)pollution,which has broad application potentials in determining the O_(3)pollution formation mechanism and developing prevention and control *** paper outlined the development history of research on O_(3)formation sensitivity based on observational methods,described the principle and applicability of the methodology,summarized the relative application results in China and provided recommendations on the prevention and control of O_(3)pollution in China based on relevant study results,and finally pointed out the shortcomings and future development prospects in this field in *** overview study showed that the O_(3)formation sensitivity in some urban areas in China in recent years presented a gradual shifting tendency from the VOC-limited regime to the transition regime or the NO_(x)-limited regime due to the implementation of the O_(3)precursors emission reduction policies;O_(3)pollution control strategies and precursor control countermeasures should be formulated based on local conditions and the dynamic control capability of O_(3)pollution control measures should be *** are still some current deficiencies in the study field in ***,it is recommended that a stereoscopic monitoring network for atmospheric photochemical components should be further constructed and improved;the atmospheric chemical mechanisms should be vigorously developed,and standardized methods for determining the O_(3)formation sensitivity should be established in China in the near future.

关键词： Observation-based method Ozone formation sensitivity Ozone pollution prevention and control VOCs NO_(x) OBM

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Emerging clinical relevance of microbiome in cancer:promising biomarkers and therapeutic targets

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Protein & Cell 2024年第4期15卷 239-260页

作者： Jia-Hao Dai Xi-Rong Tan Han Qiao Na Liu State Key laboratory of Oncology in South China Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and TherapyGuangdong Provincial Clinical Research Center for CancerSun Yat-sen University Cancer CenterGuangzhou 510050China

The profound influence of microbiota in cancer initiation and progression has been under the spotlight for years,leading to numerous researches on cancer microbiome entering clinical *** promising biomarkers and therapeutic targets,the critical involvement of microbiota in cancer clinical practice has been increasingly ***,recent progress in this field is *** describe the potential of tumor-associated microbiota as effective diagnostic and prognostic biomarkers,*** addition,we highlight the relationship between microbiota and the therapeutic efficacy,toxicity,or side effects of commonly utilized treatments for cancer,including chemotherapy,radiotherapy,and *** that microbial factors influence the cancer treatment outcome,we further summarize some dominating microbial interventions and discuss the hidden risks of these *** review aims to provide an overview of the applications and advancements of microbes in cancer clinical relevance.

关键词： microbiome cancer diagnosis prognosis therapy

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Expression of cyclin-dependent kinase 9 is positively correlated with the autophagy level in colon cancer

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World Journal of Gastrointestinal Oncology 2024年第2期16卷 314-330页

作者： Lei Zheng Jia Lu Da-Lu Kong Department of Colorectal Cancer Surgery National Clinical Research Center for CancerKey Laboratory of Cancer Immunology and Biotherapy of TianjinTianjin Key Laboratory of Digestive CancerKey Laboratory of Cancer Prevention and Therapy of TianjinTianjin’s Clinical Research Center for CancerTianjin Medical University Cancer Institute and HospitalTianjin 300060China Department of Infection Management National Clinical Research Center for CancerKey Laboratory of Cancer Immunology and Biotherapy of TianjinTianjin Key Laboratory of Digestive CancerKey Laboratory of Cancer Prevention and Therapy of TianjinTianjin’s Clinical Research Center for CancerTianjin Medical University Cancer Institute and HospitalTianjin 300060China

BACKGROUND Cyclin-dependent kinase 9(CDK9)expression and autophagy in colorectal cancer(CRC)tissues has not been widely ***9,a key regulator of transcription,may influence the occurrence and progression of *** expression of auto-phagy-related genes BECN1 and drug resistance factor ABCG2 may also play a role in *** normal physiological conditions,autophagy can inhibit tumorigenesis,but once a tumor forms,autophagy may promote tumor ***,understanding the relationship between autophagy and cancer,partic-ularly how autophagy promotes tumor growth after its formation,is a key motivation for this *** To investigate the relationship between CDK9 expression and autophagy in CRC,assess differences in autophagy between left and right colon cancer,and analyze the associations of autophagy-related genes with clinical features and *** We collected tumor tissues and paracarcinoma tissues from colon cancer patients with liver metastasis to observe the level of autophagy in tissues with high levels of CDK9 and low levels of *** also collected primary tissue from left and right colon cancer patients with liver metastasis to compare the autophagy levels and the expression of BECN1 and ABCG2 in the tumor and paracarcinoma *** The incidence of autophagy and the expression of BECN1 and ABCG2 were different in left and right colon cancer,and autophagy might be involved in the occurrence of chemotherapy *** analysis of the rela-tionship between the expression of autophagy-related genes CDK9,ABCG2,and BECN1 and the clinical features and prognosis of colorectal cancer showed that the high expression of CDK9 indicated a poor prognosis in colorectal *** This study laid the foundation for further research on the combination of CDK9 inhibitors and autophagy inhibitors in the treatment of patients with CRC.

关键词： Autophagy Tumorigenesis Tumor tissue Paracarcinoma tissue Expression Left/right colon cancer

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Current status of early gastric cancer screening research

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Cancer Biology & Medicine 2024年第3期21卷 218-222页

作者： Can Hu Li Yuan Xiangdong Cheng Department of Gastric surgery Zhejiang Cancer HospitalHangzhou Institute of Medicine(HIM)Chinese Academy of SciencesHangzhouZhejiang 310022China Key laboratory of Prevention Diagnosis and Therapy of Upper Gastrointestinal Cancer of Zhejiang ProvinceHangzhou 310022China Zhejiang Provincial research Center for Upper Gastrointestinal Tract Cancer Zhejiang Cancer HospitalHangzhou 310022China

Gastric cancer is a predominant threat to the health and well-being of China's residents. Data from the World Health Organization(WHO) in 2020 revealed that gastric cancer in China notably accounted for 44.0% of new c... 详细信息

关键词： cancer Gastric gastric

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Navigating Epstein–Barr virus autoimmunity:role of NK cells and T cells in multiple sclerosis

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Signal Transduction and Targeted therapy 2024年第3期9卷 833-835页

作者： Chu Xie Cong Sun Mu-Sheng Zeng State Key laboratory of Oncology in South China Guangdong Provincial Clinical Research Center for CancerGuangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and TherapySun Yat-sen University Cancer CenterGuangzhouP.R.China

In a recent study published in Cell,Vietzen and colleagues discovered the novel role of natural killer(NK)cells and EBVspecific CD8+T cell response in controlling EBV-inducing autoimmune response and collectively def... 详细信息

关键词： Epstein sclerosis killer

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Engineering biomimetic nanosystem targeting multiple tumor radioresistance hallmarks for enhanced radiotherapy

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Science China(Life Sciences) 2024年第7期67卷 1398-1412页

作者： Shuxiang Wang Hongmei Cao Cui-Cui Zhao Qian Wang Dianyu Wang Jinjian Liu Lijun Yang Jianfeng Liu State Key laboratory of Advanced Medical Materials and Devices Tianjin Key Laboratory of Radiation Medicine and Molecular Nuclear MedicineKey Laboratory of Radiopharmacokinetics for Innovative DrugsTianjin Institutes of Health ScienceInstitute of Radiation MedicineChinese Academy of Medical Sciences&Peking Union Medical CollegeTianjin 300192China Tianjin Medical University Cancer Institute and Hospital National Clinical Research Center for CancerTianjin’s Clinical Research Center for CancerKey Laboratory of Cancer Prevention and Therapy(Tianjin)Key Laboratory of Breast Cancer Prevention and TherapyTianjin Medical UniversityMinistry of EducationTianjin 300060China

Tumor cells establish a robust self-defense system characterized by hypoxia,antioxidant overexpression,DNA damage repair,and so forth to resist *** one of these features is insufficient to overcome radioresistance due to the feedback mechanisms initiated by tumor cells under ***,we herein developed an engineering biomimetic nanosystem(M@HHPt)masked with tumor cell membranes and loaded with a hybridized protein-based nanoparticle carrying oxygens(O_(2))and cisplatin prodrugs(Pt(Ⅳ))to target multiple tumor radioresistance hallmarks for enhanced *** administration,M@HHPt actively targeted and smoothly accumulated in tumor cells by virtue of its innate homing abilities to realize efficient co-delivery of O_(2)and Pt(Ⅳ).O_(2)introduction induced hypoxia alleviation cooperated with Pt(Ⅳ)reduction caused glutathione consumption greatly amplified radiotherapy-ignited cellular oxidative ***,the released cisplatin effectively hindered DNA damage repair by crosslinking with radiotherapy-produced DNA ***,M@HHPt-sensitized radiotherapy significantly suppressed the proliferation of lung cancer H1975 cells with an extremely high sensitizer enhancement ratio of 1.91 and the progression of H1975 tumor models with an excellent tumor inhibition rate of 94.7%.Overall,this work provided a feasible strategy for tumor radiosensitization by overcoming multiple radioresistance mechanisms.

关键词： biomimetic nanosystem hypoxia alleviation glutathione consumption oxidative stress amplification DNA damage fixation radiosensitization

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Double contrast-enhanced ultrasonography improves diagnostic accuracy of T staging compared with multi-detector computed tomography in gastric cancer patients

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World Journal of Gastroenterology 2024年第23期30卷 3005-3015页

作者： Yan-Fen Xu Hui-Yun Ma Gui-Ling Huang Yu-Ting Zhang Xue-Yan Wang Ming-Jie Wei Xiao-Qing Pei Department of Ultrasound State Key Laboratory of Oncology in South ChinaGuangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and TherapyGuangdong Provincial Clinical Research Center for CancerSun Yat-sen University Cancer CenterGuangzhou 510060Guangdong ProvinceChina Department of Radiology State Key Laboratory of Oncology in South ChinaGuangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and TherapyGuangdong Provincial Clinical Research Center for CancerSun Yat-sen University Cancer CenterGuangzhou 510060Guangdong ProvinceChina Department of Medical Ultrasound State Key Laboratory of Oncology in South ChinaGuangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and TherapyGuangdong Provincial Clinical Research Center for CancerSun Yat-sen University Cancer CenterGuangzhou 510060Guangdong ProvinceChina

BACKGROUND Gastric cancer(GC)is the most common malignant tumor and ranks third for cancer-related deaths among the *** disease poses a serious public health problem in China,ranking fifth for incidence and third for *** of the invasive depth of the tumor is vital to treatment *** To evaluate the diagnostic performance of double contrast-enhanced ultrasonography(DCEUS)for preoperative T staging in patients with GC by comparing with multi-detector computed tomography(MDCT).METHODS This single prospective study enrolled patients with GC confirmed by preoperative gastroscopy from July 2021 to March *** underwent DCEUS,including ultrasonography(US)and intravenous contrast-enhanced ultrasonography(CEUS),and MDCT examinations for the assessment of preoperative T *** of GC were identified on DCEUS and criteria developed to evaluate T staging according to the 8th edition of AJCC cancer staging *** diagnostic performance of DCEUS was evaluated by comparing it with that of MDCT and surgical-pathological findings were considered as the gold *** A total of 229 patients with GC(80 T1,33 T2,59 T3 and 57 T4)were *** accuracies were 86.9%for DCEUS and 61.1%for MDCT(P<0.001).DCEUS was superior to MDCT for T1(92.5%vs 70.0%,P<0.001),T2(72.7%vs 51.5%,P=0.041),T3(86.4%vs 45.8%,P<0.001)and T4(87.7%vs 70.2%,P=0.022)staging of *** DCEUS improved the diagnostic accuracy of preoperative T staging in patients with GC compared with MDCT,and constitutes a promising imaging modality for preoperative evaluation of GC to aid individualized treatment decision-making.

关键词： Double contrast-enhanced ultrasonography Multi-detector computed tomography Gastric cancer T staging

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γδT cells:Major advances in basic and clinical research in tumor immunotherapy

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Chinese Medical Journal 2024年第1期137卷 21-33页

作者： Yueqi Zhao Peng Dong Wei He Jianmin Zhang Hui Chen Department of Immunology CAMS Key Laboratory for T Cell and ImmunotherapyState Key Laboratory of Medical Molecular BiologyInstitute of Basic Medical SciencesChinese Academy of Medical Sciences and School of Basic MedicinePeking Union Medical CollegeBeijing 100005China Changzhou Xitaihu Institute for Frontier Technology of Cell therapy ChangzhouJiangsu 213000China Haihe laboratory of Cell Ecosystem Chinese Academy of Medical Sciences and Peking Union Medical CollegeTianjin 300020China

γδT cells are a kind of innate immune T *** have not attracted sufficient attention because they account for only a small proportion of all immune cells,and many basic factors related to these cells remain ***,in recent years,with the rapid development of tumor immunotherapy,γδT cells have attracted increasing attention because of their ability to exert cytotoxic effects on most tumor cells without major histocompatibility complex(MHC)*** increasing number of basic studies have focused on the development,antigen recognition,activation,and antitumor immune response ofγδT ***,γδT cell-based immunotherapeutic strategies are being developed,and the number of clinical trials investigating such strategies is *** review mainly summarizes the progress of basic research and the clinical application ofγδT cells in tumor immunotherapy to provide a theoretical basis for further the development ofγδT cell-based strategies in the future.

关键词： Gamma-delta T-cells T cell receptor CD1a Tumor immunotherapy Receptors,chimeric antigen Vδ1 cells αβT cells

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Hepatic arterial infusion chemotherapy with anti-angiogenesis agents and immune checkpoint inhibitors for unresectable hepatocellular carcinoma and meta-analysis

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World Journal of Gastroenterology 2024年第4期30卷 318-331页

作者： Yu-Zhe Cao Guang-Lei Zheng Tian-Qi Zhang Hong-Yan Shao Jia-Yu Pan Zi-Lin Huang Meng-Xuan Zuo Department of Minimally Invasive Interventional therapy Sun Yat-sen University Cancer CenterGuangzhou 510060Guangdong ProvinceChina Department of Minimally Invasive Interventional therapy State Key Laboratory of Oncology in South ChinaGuangzhou 510060Guangdong ProvinceChina Department of Minimally Invasive Interventional therapy Guangdong Provincial Clinical Research Center for CancerGuangzhou 510060Guangdong ProvinceChina

BACKGROUND Hepatic arterial infusion chemotherapy(HAIC)has been proven to be an ideal choice for treating unresectable hepatocellular carcinoma(uHCC).HAIC-based treatment showed great potential for treating ***,large-scale studies on HAIC-based treatments and meta-analyses of first-line treatments for uHCC are *** To investigate better first-line treatment options for uHCC and to assess the safety and efficacy of HAIC combined with angiogenesis inhibitors,programmed cell death of protein 1(PD-1)and its ligand(PD-L1)blockers(triple therapy)under real-world *** Several electronic databases were searched to identify eligible randomized controlled trials for this ***-level pooled analyses of hazard ratios(HRs)and odds ratios(ORs)were *** was a retrospective single-center study involving 442 patients with uHCC who received triple therapy or angiogenesis inhibitors plus PD-1/PD-L1 blockades(AIPB)at Sun Yat-sen University Cancer Center from January 2018 to April *** score matching(PSM)was performed to balance the bias between the *** Kaplan-Meier method and cox regression were used to analyse the survival data,and the log-rank test was used to compare the suvival time between the *** A total of 13 randomized controlled trials were *** alone and in combination with sorafenib were found to be effective treatments(P values for ORs:HAIC,0.95;for HRs:HAIC+sorafenib,0.04).After PSM,176 HCC patients were included in the *** triple therapy group(n=88)had a longer median overall survival than the AIPB group(n=88)(31.6 months vs 14.6 months,Ptherapy is more effective for uHCC patients than AIPB.

关键词： Unresectable hepatocellular carcinoma Hepatic arterial infusion chemotherapy Angiogenesis inhibitors Programmed cell death protein 1 Programmed death ligand 1

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Hodgkin's lymphoma:2023 update on treatment

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Cancer Biology & Medicine 2024年第4期21卷 269-273页

作者： Sicong Zhang Xianming Liu Lanfang Li Lihua Qiu Zhengzi Qian Shiyong Zhou Xianhuo Wang Huilai Zhang Department of Lymphoma Tianjin Medical University Cancer Institute&HospitalNational Key Laboratory of Druggability Evaluation and Systematic Translational MedicineNational Clinical Research Center for CancerTianjin's Clinical Research Center for CancerKey Laboratory of Cancer Prevention and TherapyTianjinThe Sino-US Center for Lymphoma and Leukemia ResearchTianjin 300060China

Hodgkin's lymphoma(HL)is a common,malignant hematological tumor of the lymph nodes and lymphatic system,accounting for 10%of all *** comprises 2 main subtypes:classical HL(cHL)and nodular lymphocyte predominant HL.

关键词： lymphoma treatment predominant

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