1.Regulation of RDN on Th1/ILC1 cell imbalance in HFMD patients caused by EV71 infection.
Yi-Meng WANG ; Ye TIAN ; Qian-Wen LI ; Zheng-Ying BIAN ; Yue GAO ; Yu ZEN ; Lei TANG ; Tie-Jun TANG ; Wei GUO ; Wen-Bing YAO
Chinese Journal of Natural Medicines (English Ed.) 2021;19(3):205-211
Enterovirus 71 (EV71) infection is more likely to cause hand, foot and mouth disease (HFMD) in children, which can lead to neurogenic complications and higher mortality. As a commonly used clinical medicine, Reduning injection (RDN) helps to shorten the symptoms of patients with HFMD and facilitate the early recovery of children. However, the regulatory mechanism of RDN on the HFMD immune system disorder caused by EV71 remains to be discussed. This study collected detailed treatment data of 56 children with HFMD who entered the affiliated Children's Hospital of Nanjing Medical University during 2019. Retrospective analysis of clinical data showed that the symptoms of the RDN treatment group were improved compared with the untreated group. To explore its mechanism, the relevant detection indicators were detected by flow cytometry, enzyme-linked immunosorbent assay and real-time quantitative PCR. It was found that the number and function of innate immune (ILCs) and adaptive immunity (Th1, Th2 and secreted cytokines) were reduced, suggesting that RDN plays a role by regulating cellular immunity. The in vitro differentiation inhibition test further confirmed that RDN affected Th1 differentiation by inhibiting the expression of transcription factors on the basis of Th1 cell differentiation in vitro.
2.Advances in Neuropathologic Research of Hypoglycemic Brain Damage Caused by Insulin Overdose.
Fang TONG ; Yi YANG ; Yue LIANG ; Tin Zen LOPSONG ; Yu Luo LIU ; Shu Quan ZHAO ; Guang Long HE ; Yi Wu ZHOU
Journal of Forensic Medicine 2020;36(1):99-103
The number of death from insulin overdose, including accidental poisoning, suicide and homicide, is increasing these years. The forensic diagnosis of death from insulin overdose is a tough task. Glucose is the main energy source of the brain. Therefore, hypoglycemic brain damage is considered to be the main reason of death from insulin overdose. Recently, research of hypoglycemic brain damage caused by insulin overdose is gradually being paid attention in the field of forensic medicine. This paper summarizes the neuropathologic changes, pathophysiologic process and potential neural molecular markers of hypoglycemic brain damage caused by insulin overdose in terms of forensic neuropathology, providing reference for the research and practice in forensic medicine related fields.
Brain
;
Drug Overdose
;
Humans
;
Hypoglycemic Agents
;
Insulin
;
Neuropathology
3.Impact of Obesity on a Chinese Population with Erosive Esophagitis and Barrett's Esophagus.
Shou Wu LEE ; Han Chung LIEN ; Teng Yu LEE ; Chun Fang TUNG ; Hong Zen YEH ; Chi Sen CHANG
Gut and Liver 2017;11(3):377-382
BACKGROUND/AIMS: The aim of this study was to investigate the associations between obesity and erosive esophagitis (EE) or Barrett's esophagus (BE) in a Chinese population. METHODS: Data from subjects were retrospectively collected from 2006 to 2009. Individuals with BE were identified and age- and sex-matched at a 1:2 ratio with normal esophagocardial junction and EE patients. The subjects were stratified into two groups: the normal weight group and overweight/obesity group (body mass index ≥25 mg/m²) or the normal waist group and abdominal obesity group (waist circumference ≥90 cm for men and ≥80 cm for women). RESULTS: Overall, 45%, 72%, and 52% were overweight/obese and 23%, 65%, and 18% had abdominal obesity in the normal, EE, and BE groups, respectively. Positive associations were identified between EE and overweight/obesity (odds ratio [OR], 3.14; 95% confidence interval [CI], 1.75 to 5.66) and abdominal obesity (OR, 6.22; 95% CI, 3.34 to 11.57); however, the associations were nonsignificant between BE and overweight/obesity (OR, 1.32; 95% CI, 0.67 to 2.61) or abdominal obesity (OR, 0.73; 95% CI, 0.31 to 1.73). Female BE patients had a significantly increased rate of being overweight/obese. CONCLUSIONS: Obesity is a contributing factor in EE. The association of BE and obesity was not significant, with the exception of female BE cases.
Asian Continental Ancestry Group*
;
Barrett Esophagus*
;
Esophagitis*
;
Female
;
Gastroesophageal Reflux
;
Humans
;
Male
;
Obesity*
;
Obesity, Abdominal
;
Retrospective Studies
4.Perceived Risk of Human Papillomavirus Infection and Cervical Cancer among Adolescent Women in Taiwan.
Yi Jung LIN ; Lir Wan FAN ; Yu Ching TU
Asian Nursing Research 2016;10(1):45-50
PURPOSE: High-risk types of human papillomavirus (HPV) are a critical etiologic factor behind cervical cancer. Adolescents are a vulnerable group for HPV infection. However, the literature on adolescent women for HPV infection and cervical cancer is limited. This study was to investigate HPV-related knowledge and perceived risk of HPV infection and cervical cancer among Taiwanese adolescent women in order to assess intervention strategies for prevention of cervical cancer and maintenance of reproductive health. METHODS: A descriptive cross-sectional study design was implemented. There were 610 adolescent women from three colleges in Southern Taiwan who participated in this study. Data were collected using an anonymous self-administered questionnaire survey. RESULTS: The results showed that the percentage of appropriate answers to HPV-related knowledge questions was only 36.8%, and smoking as the leading cause of cervical cancer received the lowest mean score for appropriate answers among the HPV-related knowledge items. The perceived risk of HPV infection and cervical cancer were moderate, with relatively lower susceptibility to infection with HPV than to cervical cancer (P < .001). Only 11.5% of the participants reported that they had received information about HPV vaccination from healthcare professionals. CONCLUSIONS: Participants lacked a comprehensive understanding of cervical cancer prevention and were not aware of their susceptibility to HPV infection. Adolescent women rarely obtained HPV-related information from healthcare professionals. Appropriate education strategies should be developed and conducted by healthcare professionals to reduce the risk of cervical cancer threat from adolescence.
Adolescent
;
Adolescent Behavior/*psychology
;
Cross-Sectional Studies
;
Female
;
Health Knowledge, Attitudes, Practice
;
Humans
;
Papillomavirus Infections/*epidemiology/*psychology
;
Risk Factors
;
Sexually Transmitted Diseases, Viral/*psychology
;
Students/*psychology
;
Surveys and Questionnaires
;
Taiwan
;
Uterine Cervical Neoplasms/*epidemiology/*psychology
5.The Prevalence of Post-Traumatic Stress Disorder in Intensive Care Unit Staff and the Common Coping Strategies Used.
Yu Zheng ONG ; Shahla SIDDIQUI ; Surej JOHN ; Zen CHEN ; Su CHANG
Annals of the Academy of Medicine, Singapore 2016;45(5):215-218
Adaptation, Psychological
;
Adult
;
Anxiety
;
epidemiology
;
psychology
;
Depression
;
epidemiology
;
psychology
;
Female
;
Humans
;
Intensive Care Units
;
Male
;
Middle Aged
;
Nurses
;
psychology
;
statistics & numerical data
;
Physicians
;
psychology
;
statistics & numerical data
;
Prevalence
;
Singapore
;
epidemiology
;
Stress Disorders, Post-Traumatic
;
epidemiology
;
psychology
;
Young Adult
6.miR-10a inhibits cell proliferation and promotes cell apoptosis by targeting BCL6 in diffuse large B-cell lymphoma.
Qian FAN ; Xiangrui MENG ; Hongwei LIANG ; Huilai ZHANG ; Xianming LIU ; Lanfang LI ; Wei LI ; Wu SUN ; Haiyang ZHANG ; Ke ZEN ; Chen-Yu ZHANG ; Zhen ZHOU ; Xi CHEN ; Yi BA
Protein & Cell 2016;7(12):899-912
The BCL6 (B-Cell Lymphoma 6) gene is a proto-oncogene that is often expressed in diffuse large B-cell lymphomas (DLBCLs). BCL6 loss of function can kill DLBCL cells, demonstrating that BCL6 is necessary for the survival of DLBCL cells and could be a therapeutic target. In this study, we found that BCL6 protein levels were consistently upregulated in DLBCL tissues, whereas its mRNA levels varied randomly in tissues, suggesting that a post-transcriptional mechanism was involved in BCL6 regulation. We used bioinformatics analysis to search for miRNAs, which potentially target BCL6, and identified specific targeting sites for miR-10a in the 3'-untranslated region (3'-UTR) of BCL6. We further identified an inverse correlation between miR-10a levels and BCL6 protein levels, but not mRNA levels, in DLBCL tumor tissue samples. By overexpressing or knocking down miR-10a in DLBCL cells, we experimentally validated that miR-10a directly recognizes the 3'-UTR of the BCL6 transcript and regulated BCL6 expression. Furthermore, we demonstrated that negatively regulating BCL6 by miR-10a suppressed the proliferation and promoted apoptosis of DLBCL cells.
3' Untranslated Regions
;
Apoptosis
;
Cell Line, Tumor
;
Cell Proliferation
;
Gene Expression Regulation, Neoplastic
;
Gene Knockdown Techniques
;
Humans
;
Lymphoma, Large B-Cell, Diffuse
;
genetics
;
metabolism
;
therapy
;
MicroRNAs
;
genetics
;
metabolism
;
Proto-Oncogene Proteins c-bcl-6
;
biosynthesis
;
genetics
7.Small non-coding RNAs transfer through mammalian placenta and directly regulate fetal gene expression.
Jing LI ; Yujing ZHANG ; Dameng LI ; Yuchen LIU ; Danping CHU ; Xiaohong JIANG ; Dongxia HOU ; Ke ZEN ; Chen-Yu ZHANG
Protein & Cell 2015;6(6):391-396
Amniotic Fluid
;
drug effects
;
metabolism
;
Female
;
Fetus
;
drug effects
;
metabolism
;
Gene Expression Regulation, Developmental
;
drug effects
;
genetics
;
Humans
;
MicroRNAs
;
genetics
;
pharmacology
;
Placenta
;
metabolism
;
Pregnancy
;
RNA, Plant
;
genetics
;
pharmacology
;
Umbilical Cord
;
drug effects
;
metabolism
9.The Risk Factors and Quality of Life in Patients with Overlapping Functional Dyspepsia or Peptic Ulcer Disease with Gastroesophageal Reflux Disease.
Shou Wu LEE ; Teng Yu LEE ; Han Chung LIEN ; Hong Zen YEH ; Chi Sen CHANG ; Chung Wang KO
Gut and Liver 2014;8(2):160-164
BACKGROUND/AIMS: Gastroesophageal reflux disease (GERD), functional dyspepsia (FD), and peptic ulcer disease (PUD) impact the daily lives of affected individuals. The aim of this study was to compare the risk factors and impacts on life quality of overlapping FD or PUD in patients with GERD. METHODS: Data from patients diagnosed with GERD were collected between January and November 2009. FD was defined using the Rome III diagnostic criteria. The overlapping GERD-FD or GERD-PUD groups were classified as concomitant GERD and FD or peptic ulcers. The characteristics of these individuals were analyzed. RESULTS: There were 63, 48, and 60 patients in the GERD only, overlapping GERD-FD, and overlapping GERD-PUD groups, respectively. Significantly younger age, female gender, lower body weight and body mass index, and higher rates of tea consumption were noted in the GERD-FD group. Patients in the GERD-FD group exhibited the lowest quality of life scores, both with respect to physical and mental health, on the Short Form 36 domains. CONCLUSIONS: Patients with concomitant GERD and FD were more likely to be younger and female. Overlapping GERD and FD had the worst impact on the quality of life of the affected individuals.
Adult
;
Age Factors
;
Dyspepsia/*complications
;
Female
;
Gastroesophageal Reflux/*complications
;
Humans
;
Life Style
;
Male
;
Middle Aged
;
Peptic Ulcer/*complications
;
Quality of Life
;
Questionnaires
;
Risk Factors
10.MicroRNA-495 induces breast cancer cell migration by targeting JAM-A.
Minghui CAO ; Weiwei NIE ; Jing LI ; Yujing ZHANG ; Xin YAN ; Xiaoxiang GUAN ; Xi CHEN ; Ke ZEN ; Chen-Yu ZHANG ; Xiaohong JIANG ; Dongxia HOU
Protein & Cell 2014;5(11):862-872
MicroRNAs (miRNAs) are small, non-coding RNAs that function as post-transcriptional regulators of gene expression. The deregulated expression of miRNAs is associated with a variety of diseases, including breast cancer. In the present study, we found that miR-495 was markedly up-regulated in clinical breast cancer samples by quantitative real time-PCR (qRT-PCR). Junctional adhesion molecule A (JAM-A) was predicted to be a potential target of miR-495 by bioinformatics analysis and was subsequently verified by luciferase assay and Western blotting. JAM-A was found to be negatively correlated with the migration of breast cancer cells through loss-of-function and gain-of-function assays, and the inhibition of JAM-A by miR-495 promoted the migration of MCF-7 and MDA-MB-231 cells. Furthermore, overexpression of JAM-A could restore miR-495-induced breast cancer cell migration. Taken together, our findings suggest that miR-495 could facilitate breast cancer progression through the repression of JAM-A, making this miRNA a potential therapeutic target.
3' Untranslated Regions
;
genetics
;
Adult
;
Aged
;
Blotting, Western
;
Breast Neoplasms
;
genetics
;
metabolism
;
pathology
;
Cell Adhesion Molecules
;
genetics
;
metabolism
;
Cell Line, Tumor
;
Cell Movement
;
genetics
;
Female
;
Gene Expression Regulation, Neoplastic
;
Gene Knockdown Techniques
;
Humans
;
MCF-7 Cells
;
MicroRNAs
;
genetics
;
Middle Aged
;
RNA Interference
;
Receptors, Cell Surface
;
genetics
;
metabolism
;
Reverse Transcriptase Polymerase Chain Reaction

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