1.The chain mediating role of rejection sensitivity and adaptability between maternal rejection and internet addiction in college students
Mianli ZHAO ; Yuecui KAN ; Tianyi BU ; Jiawei ZHOU ; Xiaomeng HU ; Kexin QIAO ; Xuan LIU ; Yanjie YANG
Chinese Journal of Behavioral Medicine and Brain Science 2025;34(5):459-464
Objective:To explore the relationship between maternal rejection and internet addiction in college students, as well as the chain mediating role of rejection sensitivity and adaptability.Methods:From March to May 2024, a total of 1 119 college students were surveyed using the short-form Egna Minnen av Barndoms Uppforstran for Chinese(s-EMBU-C), internet addiction test(IAT), rejection sensitivity questionnaire(RSQ), and the China college student adjustment scale(CCSAS).SPSS 26.0 statistical software was used for independent sample t-test, one-way ANOVA, Pearson product moment correlation, and multiple linear regression analysis, and PROCESS 4.0 macro program was used for chain mediation analysis. Results:(1)Maternal rejection (11.19±2.97) was positively correlated with internet addiction (44.89±9.74)( r=0.60, P<0.01) and rejection sensitivity (102.93±55.63)( r=0.63, P<0.01), while negatively correlated with adaptability (200.19±14.18)( r=-0.56, P<0.01) among college students. Rejection sensitivity was positively correlated with internet addiction ( r=0.75, P<0.01) and negatively correlated with adaptability ( r=-0.76, P<0.01). Adaptability was negatively correlated with internet addiction ( r=-0.68, P<0.01). (2)Maternal rejection had a significant direct effect on internet addiction among college students (effect value=0.193, 95% CI=0.145-0.241), accounting for 32.06%(0.193/0.602) of the total effect. Rejection sensitivity mediated the relationship between maternal rejection and internet addiction (effect value=0.290, 95% CI=0.232-0.357), accounting for 48.17%(0.290/0.602) of the total effect. Adaptability also mediated this relationship (effect value=0.028, 95% CI=0.009-0.053), accounting for 4.65%(0.028/0.602) of the total effect. Additionally, there was a chain mediation effect of rejection sensitivity and adaptability on the relationship between maternal rejection and internet addiction (effect value=0.091, 95% CI=0.052-0.130), accounting for 15.12%(0.091/0.602) of the total effect. Conclusion:Maternal rejection can directly influence internet addiction in college students, and it can also indirectly influence internet addiction through the independent mediating effects of rejection sensitivity and adaptability, as well as through the chain mediating effects of both rejection sensitivity and adaptability.
2.The chain mediating role of rejection sensitivity and adaptability between maternal rejection and internet addiction in college students
Mianli ZHAO ; Yuecui KAN ; Tianyi BU ; Jiawei ZHOU ; Xiaomeng HU ; Kexin QIAO ; Xuan LIU ; Yanjie YANG
Chinese Journal of Behavioral Medicine and Brain Science 2025;34(5):459-464
Objective:To explore the relationship between maternal rejection and internet addiction in college students, as well as the chain mediating role of rejection sensitivity and adaptability.Methods:From March to May 2024, a total of 1 119 college students were surveyed using the short-form Egna Minnen av Barndoms Uppforstran for Chinese(s-EMBU-C), internet addiction test(IAT), rejection sensitivity questionnaire(RSQ), and the China college student adjustment scale(CCSAS).SPSS 26.0 statistical software was used for independent sample t-test, one-way ANOVA, Pearson product moment correlation, and multiple linear regression analysis, and PROCESS 4.0 macro program was used for chain mediation analysis. Results:(1)Maternal rejection (11.19±2.97) was positively correlated with internet addiction (44.89±9.74)( r=0.60, P<0.01) and rejection sensitivity (102.93±55.63)( r=0.63, P<0.01), while negatively correlated with adaptability (200.19±14.18)( r=-0.56, P<0.01) among college students. Rejection sensitivity was positively correlated with internet addiction ( r=0.75, P<0.01) and negatively correlated with adaptability ( r=-0.76, P<0.01). Adaptability was negatively correlated with internet addiction ( r=-0.68, P<0.01). (2)Maternal rejection had a significant direct effect on internet addiction among college students (effect value=0.193, 95% CI=0.145-0.241), accounting for 32.06%(0.193/0.602) of the total effect. Rejection sensitivity mediated the relationship between maternal rejection and internet addiction (effect value=0.290, 95% CI=0.232-0.357), accounting for 48.17%(0.290/0.602) of the total effect. Adaptability also mediated this relationship (effect value=0.028, 95% CI=0.009-0.053), accounting for 4.65%(0.028/0.602) of the total effect. Additionally, there was a chain mediation effect of rejection sensitivity and adaptability on the relationship between maternal rejection and internet addiction (effect value=0.091, 95% CI=0.052-0.130), accounting for 15.12%(0.091/0.602) of the total effect. Conclusion:Maternal rejection can directly influence internet addiction in college students, and it can also indirectly influence internet addiction through the independent mediating effects of rejection sensitivity and adaptability, as well as through the chain mediating effects of both rejection sensitivity and adaptability.
3.Roles of liver sinusoidal endothelial cells in liver diseases
Chenxi ZHANG ; Mianli BIAN ; Xingran CHEN ; Shifeng ZHAO ; Huanhuan JIN ; Qin CHEN ; Feng ZHANG ; Shizhong ZHENG
Chinese Pharmacological Bulletin 2017;33(2):149-152,153
Liver sinusoidal endothelial cells (LSECs) are the highest proportion of liver non-parenchymal cells with fenestrae structure and high endocytic ability maintaining liver homeostasis and playing an indispensable role in the physiology and patholo-gy of the liver.LSECs are involved in the regulation of patholog-ical process in nonalcoholic fatty liver disease(NAFLD),alco-holic fatty liver(AFL),hepatocellular carcinoma(HCC),liverregeneration and liver fibrosis mainly via antiinflammation,endocytosis,secretion of angiocrine signals and maintaining thequiescence phenotype of HSCs.This review highlights the physiological function of LSECs and the different roles in different pathological conditions,which aims to provide a new perspectivefor the treatment of liver diseases through targeting LSECs.
4.Study on mechanism of NOXs in liver fibrosis
Mianli BIAN ; Xingran CHEN ; Chenxi ZHANG ; Huanhuan JIN ; Shifeng ZHAO ; Feng ZHANG ; Shizhong ZHENG
Chinese Pharmacological Bulletin 2016;32(11):1490-1493
Nicotinamide adenine dinucleotide phosphate oxidase ( NOXs) contributes to the production of reactive oxygen species ( ROS) in liver fibrosis, resulting in the activation of endoplas-mic reticulum stress ( ERS ) and IRE1α-XBP1 signaling path-way. ROS is a series of oxygen metabolites and its derivatives, produced by the single electron reduction of molecular oxygen ( O2 ) , including superoxide anion ( O2- ) , hydroxyl radical (-OH) , hydrogen peroxide ( H2 O2 ) , hypochlorite ion ( OCl-) and so on. They can interact with a large number of molecules, including small inorganic molecules, proteins, lipids, carbohy-drates and nucleic acids, resulting in lipid peroxidation of cell damaging molecules. And as a second messenger, ROS can also affect the proliferation and activation of HSC in liver fibrosis, and induce the hepatocyte apoptosis through a variety of cellular signal transduction. Here we review the current status of the study on the mechanism of NOXs in liver fibrosis.

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