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  1. Article ; Online: Incidence and mortality trends in gastric cancer in the United States, 1992-2019.

    Chen, Mengding / Chen, Ke / Hou, Huanan / Li, Wanjing / Wang, Xiaoshan / Dao, Qianze / Wang, Zhengguang

    International journal of cancer

    2023  Volume 152, Issue 9, Page(s) 1827–1836

    Abstract: Our study aimed to estimate the epidemiological trends of gastric cancer in the United States from 1992 to 2019. This population-based study used the US Surveillance, Epidemiology and End Results-12 database as a fundamental cohort to analyze gastric ... ...

    Abstract Our study aimed to estimate the epidemiological trends of gastric cancer in the United States from 1992 to 2019. This population-based study used the US Surveillance, Epidemiology and End Results-12 database as a fundamental cohort to analyze gastric cancer incidence, incidence-based mortality (IBM), overall survival (OS) and cancer-specific survival (CSS) probabilities from 1992 to 2019. The Global Burden of Disease study (1990-2018) was used as a likely validation cohort. Age-period-cohort analyses were performed to explore the underlying causes of trend changes. We found that the incidence rate of gastric cancer decreased from 1992 to 2019. IBM also decreased significantly from 1997 to 2019. The 3-year OS and CSS of gastric cancer increased from 22.3% to 28.7% and 25.7% to 33.5%, respectively. However, the proportion of distant gastric cancer cases had unexpectedly increased rapidly from 33.1% in 1992 to 44.7% in 2019. Age-period-cohort modeling found that the incidence and IBM rates remained stable in the groups aged below 50 years, while that in all age groups older than 50 years showed a significant downward trend. High incidence and mortality risks were observed in the younger birth cohorts (birth year after 1990). To conclude, we observed a decline in incidence and mortality rates of gastric cancer in the United States in the past decades. We determined that progression of primary and tertiary preventive measures is the main reason for the reduction in the disease burden of gastric cancer. However, secondary preventive measures for gastric cancer still need to be strengthened.
    MeSH term(s) Humans ; United States/epidemiology ; Aged ; Middle Aged ; Incidence ; Stomach Neoplasms/epidemiology ; Cohort Studies ; Mortality
    Language English
    Publishing date 2023-01-03
    Publishing country United States
    Document type Journal Article
    ZDB-ID 218257-9
    ISSN 1097-0215 ; 0020-7136
    ISSN (online) 1097-0215
    ISSN 0020-7136
    DOI 10.1002/ijc.34415
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Comparison of the clinical and prognosis risk factors between endoscopic resection and radical gastrectomy for early-stage gastric cancer.

    Dao, Qianze / Chen, Ke / Zhu, Liang / Wang, Xiaoshan / Chen, Mengding / Wang, Jian / Wang, Zhengguang

    World journal of surgical oncology

    2023  Volume 21, Issue 1, Page(s) 147

    Abstract: Aim: This study aimed to explore the efficacy and safety of endoscopic submucosal dissection/endoscopic mucosal resection (ESD/EMR), laparoscopic-assisted radical gastrectomy (LARG), and open radical gastrectomy (ORG) in early-stage gastric cancer.: ... ...

    Abstract Aim: This study aimed to explore the efficacy and safety of endoscopic submucosal dissection/endoscopic mucosal resection (ESD/EMR), laparoscopic-assisted radical gastrectomy (LARG), and open radical gastrectomy (ORG) in early-stage gastric cancer.
    Methods: A total of 417 patients with early-stage gastric cancer who were admitted in two hospitals from January 1, 2014 to July 31, 2017 were selected; the patients were divided into the ESD/EMR group (139 cases), LARG group (108 cases), and ORG group (170 cases) according to the operation methods used. The baseline data, economic cost of health, oncologic characteristics, postoperative complications, 5-year overall survival and disease-free survival, and risk factors of death were compared and analyzed.
    Results: No significant difference was observed in the baseline data among the three patient groups (P > 0.05). The total hospitalization days, operation time, postoperative fluid intake time, hospitalization expenses, and proportion of antibiotic use rate in the ESD/EMR group were lesser than those in other groups (P < 0.05). The LARG group has a longer operation time and higher hospitalization expenses compared with the ORG group (P < 0.05), but the total hospitalization days, postoperative fluid intake time, proportion of antibiotic use, and lung infection status were consistent. The ESD/EMR group had a lower incidence of incision site infection and postoperative abdominal distension compared with that of the surgery groups (P < 0.05). Five patients required radical surgery after undergoing ESD/EMR (The patients had residual tissue margin cancer), while none of the patients had switched to ORG during LARG. Surgery had advantages over ESD/EMR in terms of lymph node dissection (P < 0.05). No significant differences were observed in the postoperative complications such as upper gastrointestinal bleeding, perforation, incision hernia, reoperation and recurrence (P > 0.05). The 5-year postoperative survival rates of patients in the three groups were 94.2% (ESD/EMR), 93.5% (LARG), and 94.7% (ORG), respectively, with no significant differences (P > 0.05). The binary logistics multivariate analysis showed that the tumor size, invasion depth, vascular invasion, and differentiated degree were risk factors for death in patients with gastric cancer.
    Conclusions: No significant difference was observed between ESD/EMR and radical surgery. However, standardized criteria for excluding metastatic lymph nodes should be established to promote ESD/EMR.
    MeSH term(s) Humans ; Stomach Neoplasms/surgery ; Stomach Neoplasms/pathology ; Retrospective Studies ; Prognosis ; Gastrectomy/adverse effects ; Gastrectomy/methods ; Laparoscopy/adverse effects ; Endoscopic Mucosal Resection/adverse effects ; Risk Factors ; Surgical Wound Infection ; Treatment Outcome ; Gastric Mucosa/pathology
    Language English
    Publishing date 2023-05-12
    Publishing country England
    Document type Journal Article
    ZDB-ID 2118383-1
    ISSN 1477-7819 ; 1477-7819
    ISSN (online) 1477-7819
    ISSN 1477-7819
    DOI 10.1186/s12957-023-03018-5
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Protecting healthcare workers from SARS-CoV-2 and other infections.

    Chen, Mengding / Wei, Xin / Wang, Zhengguang

    Epidemiology and infection

    2020  Volume 148, Page(s) e217

    Abstract: Coronavirus disease 2019 (COVID-19) has had a tremendous impact in China and abroad since its onset in December 2019 and poses a major threat to human health. Healthcare workers (HCWs) are at the forefront of the response to outbreaks. This study ... ...

    Abstract Coronavirus disease 2019 (COVID-19) has had a tremendous impact in China and abroad since its onset in December 2019 and poses a major threat to human health. Healthcare workers (HCWs) are at the forefront of the response to outbreaks. This study reviewed literature data and found that HCWs were at high risk of infection during the COVID-19 pandemic, especially at the early stage of the epidemic, and many factors greatly affected their occupational safety. Although SARS-CoV-2 transmission was controlled in China, the Chinese experience can help protect HCWs from COVID-19 and other respiratory diseases.
    MeSH term(s) Betacoronavirus/genetics ; Betacoronavirus/isolation & purification ; COVID-19 ; China/epidemiology ; Coronavirus Infections/diagnosis ; Coronavirus Infections/epidemiology ; Coronavirus Infections/prevention & control ; Cross Infection/epidemiology ; Cross Infection/prevention & control ; Global Health ; Health Communication ; Humans ; Occupational Exposure/prevention & control ; Pandemics/prevention & control ; Patient Care Team ; Personal Protective Equipment ; Pneumonia, Viral/diagnosis ; Pneumonia, Viral/epidemiology ; Pneumonia, Viral/prevention & control ; Polymerase Chain Reaction ; Public Health ; SARS-CoV-2
    Keywords covid19
    Language English
    Publishing date 2020-09-21
    Publishing country England
    Document type Journal Article
    ZDB-ID 632982-2
    ISSN 1469-4409 ; 0950-2688
    ISSN (online) 1469-4409
    ISSN 0950-2688
    DOI 10.1017/S0950268820002198
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Association between HMGA1 and immunosuppression in hepatocellular carcinoma: A comprehensive bioinformatics analysis.

    Zhu, Jie / Zheng, Yongshun / Liu, Yuyao / Chen, Mengding / Liu, Yanyan / Li, Jiabin

    Medicine

    2022  Volume 102, Issue 4, Page(s) e32707

    Abstract: The high mobility group A1 (HMGA1) gene is overexpressed in malignant tumors, and its expression level correlates with the progression and metastasis of tumors. However, the specific role of HMGA1 in hepatocellular carcinoma (HCC) and relevant ... ...

    Abstract The high mobility group A1 (HMGA1) gene is overexpressed in malignant tumors, and its expression level correlates with the progression and metastasis of tumors. However, the specific role of HMGA1 in hepatocellular carcinoma (HCC) and relevant influencing approaches in tumor immunity remain unclear. In this study, the expression and clinical significance of HMGA1 in HCC immunity were analyzed. The expression levels of HMGA1 mRNA and protein in HCC tissue and normal liver tissue were analyzed based on the cancer genome atlas, the gene expression omnibus and the Human Protein Atlas databases. The correlation between HMGA1 and clinicopathological factors was analyzed, and survival was estimated based on the expression of HMGA1. Gene set cancer analysis and the TISIDB database were used to identify tumor-infiltrating immune cells and immune inhibitors. Gene set enrichment analysis was performed to determine the involved signaling pathway. The HMGA1 genetic alterations were identified with the cBioPortal for Cancer Genomics. The expression of HMGA1 mRNA and protein was significantly higher in HCC tissue and negatively correlated with survival. Neutrophils, Th17 cells, several immune inhibitors, and signaling pathways were positively correlated with the expression of HMGA1. Amplification was the main type of genetic alteration in HMGA1. These findings demonstrate that HMGA1 can be a therapeutic target and a potential biomarker to predict the prognosis of patients with HCC. HMGA1 may affect the progression of HCC by suppressing the immune function of these patients.
    MeSH term(s) Humans ; Biomarkers, Tumor/genetics ; Carcinoma, Hepatocellular/pathology ; Computational Biology ; HMGA1a Protein/genetics ; HMGA1a Protein/metabolism ; Immunosuppression Therapy ; Liver Neoplasms/pathology ; Prognosis ; RNA, Messenger/genetics ; RNA, Messenger/metabolism
    Chemical Substances Biomarkers, Tumor ; HMGA1a Protein (124544-67-8) ; RNA, Messenger ; HMGA1 protein, human
    Language English
    Publishing date 2022-12-30
    Publishing country United States
    Document type Journal Article
    ZDB-ID 80184-7
    ISSN 1536-5964 ; 0025-7974
    ISSN (online) 1536-5964
    ISSN 0025-7974
    DOI 10.1097/MD.0000000000032707
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: miR-140-3p is involved in the occurrence and metastasis of gastric cancer by regulating the stability of FAM83B.

    Wang, Zhengguang / Chen, Ke / Li, Dongchang / Chen, Mengding / Li, Angqing / Wang, Jian

    Cancer cell international

    2021  Volume 21, Issue 1, Page(s) 537

    Abstract: Background: Gastric cancer (GC) is a malignant tumor and microRNAs (miRNAs) are closely connected to GC development. The purpose of this study is to investigate the effect of miR-140-3p on the occurrence and metastasis of GC.: Methods: We detected ... ...

    Abstract Background: Gastric cancer (GC) is a malignant tumor and microRNAs (miRNAs) are closely connected to GC development. The purpose of this study is to investigate the effect of miR-140-3p on the occurrence and metastasis of GC.
    Methods: We detected miR-140-3p expression in GC cells and tissues. The correlation between miR-140-3p and prognosis and clinicopathological features in GC was analyzed. The role of miR-140-3p in GC cell migration, invasion, and proliferation was analyzed. The model of tumor transplantation and metastasis in nude mice was established, and the effect of miR-140-3p on the development and metastasis of GC was assessed. The relation between miR-140-3p and SNHG12 and the relations among HuR, SNHG12, and FAM83B were analyzed.
    Results: miR-140-3p was poorly expressed in GC. GC patients with low miR-140-3p expression had a poor prognosis and unfavorable clinicopathologic features. Overexpression of miR-140-3p inhibited GC cell migration, invasion, and proliferation, and inhibited the development and metastasis of GC. miR-140-3p directly bound to SNHG12 in GC tissues and downregulated SNHG12 expression. SNHG12 overexpression induced HuR nuclear transportation. HuR can bind to FAM83B and up-regulate the mRNA level of FAM83B. Overexpression of SNHG12 or FAM83B reduced the inhibition of overexpression of miR-140-3p on GC.
    Conclusion: miR-140-3p directly bound to SNHG12 in GC and down-regulated the expression of SNHG12, reduced the binding of SNHG12 and HuR, thus inhibiting the nuclear transportation of HuR and the binding of HuR and FAM83B, and reducing the transcription of FAM83B, and finally inhibiting the growth and metastasis of GC.
    Language English
    Publishing date 2021-10-16
    Publishing country England
    Document type Journal Article
    ISSN 1475-2867
    ISSN 1475-2867
    DOI 10.1186/s12935-021-02245-8
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Protecting healthcare workers from SARS-CoV-2 and other infections

    Chen, Mengding / Wei, Xin / Wang, Zhengguang

    Epidemiology and Infection

    2020  Volume 148

    Abstract: Abstract Coronavirus disease 2019 (COVID-19) has had a tremendous impact in China and abroad since its onset in December 2019 and poses a major threat to human health. Healthcare workers (HCWs) are at the forefront of the response to outbreaks. This ... ...

    Abstract Abstract Coronavirus disease 2019 (COVID-19) has had a tremendous impact in China and abroad since its onset in December 2019 and poses a major threat to human health. Healthcare workers (HCWs) are at the forefront of the response to outbreaks. This study reviewed literature data and found that HCWs were at high risk of infection during the COVID-19 pandemic, especially at the early stage of the epidemic, and many factors greatly affected their occupational safety. Although SARS-CoV-2 transmission was controlled in China, the Chinese experience can help protect HCWs from COVID-19 and other respiratory diseases.
    Keywords Epidemiology ; Infectious Diseases ; covid19
    Language English
    Publisher Cambridge University Press (CUP)
    Publishing country uk
    Document type Article ; Online
    ZDB-ID 632982-2
    ISSN 1469-4409 ; 0950-2688
    ISSN (online) 1469-4409
    ISSN 0950-2688
    DOI 10.1017/s0950268820002198
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  7. Article: Changing trends in gastric and colorectal cancer among surgical patients over 85 years old: A multicenter retrospective study, 2001-2021.

    Chen, Ke / Li, Ming / Xu, Ran / Zheng, Ping-Ping / Chen, Meng-Ding / Zhu, Liang / Wang, Wen-Bin / Wang, Zheng-Guang

    World journal of gastrointestinal surgery

    2023  Volume 15, Issue 8, Page(s) 1739–1750

    Abstract: Background: Whether patients over 85 years old with gastrointestinal cancer should undergo surgery remains controversial. We aimed to describe the changing trends of characteristics to provide more information to decision makers, and strive to find ... ...

    Abstract Background: Whether patients over 85 years old with gastrointestinal cancer should undergo surgery remains controversial. We aimed to describe the changing trends of characteristics to provide more information to decision makers, and strive to find appropriate surgical plan.
    Aim: To describe the changing trends of characteristics to provide more information to decision makers, and strive to find appropriate surgical plan.
    Methods: A total of 218 gastric cancer (GC) patients and 563 colorectal cancer (CRC) patients who underwent surgery between 2001 and 2021 were enrolled in this retrospective analysis. Changes in clinicopathological features, surgical treatments, and survival status were analyzed longitudinally at 5-year intervals.
    Results: Only 14 GC patients underwent laparoscopic surgery where 219 CRC patients had this procedure. Cardia and esophagogastric junction cancer increased in GC patients, and the proportion of sigmoid colon cancer decreased in CRC patients. Pulmonary infection gradually became the most common postoperative complication, its incidence in period 4 reached 48.79%. However, the incidence of anastomotic leakage decreased from 26.79% to 9.38% (
    Conclusion: The safety as well as effectiveness of surgery in ultra-elderly patients is increasing. Radical lymphadenectomy has advantages in patients with TNM I gastrointestinal cancer, but not TNM II/III.
    Language English
    Publishing date 2023-08-28
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2573700-4
    ISSN 1948-9366
    ISSN 1948-9366
    DOI 10.4240/wjgs.v15.i8.1739
    Database MEDical Literature Analysis and Retrieval System OnLINE

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