1.Treatment of IgA Nephropathy by Tonifying Kidney and Invigorating Spleen as Well as Detoxifying and Relieving Sore-throat Based on PIgR-CR1-mediated Mucosal-renal Axis
Fan LI ; Hongan WANG ; He NAN ; Mingyu HE ; Chengji CUI ; Yinping WANG ; Yutong LIU ; Shoulin ZHANG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(7):237-244
Immunoglobulin A nephropathy (IgAN) is the primary glomerulonephritis with the highest incidence rate in the world. It is also the main cause of end-stage renal disease (ESRD) in China, which has brought heavy economic burden to the society and patient families. Traditional Chinese medicine (TCM) has certain advantages in treating IgAN. In TCM, IgAN is classified into consumptive disease, hematuria, and edema categories, with the location in the kidney and involving the lung, liver, and spleen. Professor Ren Jixue, a master of TCM, believes that kidney deficiency and spleen deficiency are the root causes of IgAN, and the throat is the source of the disease. He proposed the theory of throat-kidney correlation and used the method of tonifying kidney and invigorating spleen as well as detoxifying and relieving sore-throat to treat IgAN, achieving significant therapeutic effects. Studies have shown that IgAN is closely related to mucosal immune defense. IgAN patients often experience recurrent and gradually worsening symptoms due to mucosal infections, and polymeric Ig receptor (PIgR) is an important component of mucosal defense function. The lack of PIgR leads to the accumulation of IgA molecules in the mucosal lamina propria, and the molecules enter the bloodstream in large quantities and ultimately deposit in the kidneys, causing kidney damage. Complement regulatory protein complement receptor type 1 (CR1) exists on red blood cells and glomeruli and has the function of inhibiting the activation and differentiation of B cells, clearing immune complexes, and inhibiting excessive activation of the complement system. Therefore, regulating the immune defense function through the mucosal-renal axis mediated by PIgR-CR1 will be an important target for preventing and treating IgAN. Based on the theory of throat-kidney correlation, this article explores the effects and molecular mechanisms of tonifying kidney and invigorating spleen as well as detoxifying and relieving sore-throat in preventing and treating IgAN by regulating the mucosal-kidney axis mediated by PIgR-CR1. It provides effective theoretical support and a scientific basis for TCM prevention and treatment of IgAN based on the theory of throat-kidney correlation.
2.Treatment of IgA Nephropathy by Tonifying Kidney and Invigorating Spleen as Well as Detoxifying and Relieving Sore-throat Based on PIgR-CR1-mediated Mucosal-renal Axis
Fan LI ; Hongan WANG ; He NAN ; Mingyu HE ; Chengji CUI ; Yinping WANG ; Yutong LIU ; Shoulin ZHANG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(7):237-244
Immunoglobulin A nephropathy (IgAN) is the primary glomerulonephritis with the highest incidence rate in the world. It is also the main cause of end-stage renal disease (ESRD) in China, which has brought heavy economic burden to the society and patient families. Traditional Chinese medicine (TCM) has certain advantages in treating IgAN. In TCM, IgAN is classified into consumptive disease, hematuria, and edema categories, with the location in the kidney and involving the lung, liver, and spleen. Professor Ren Jixue, a master of TCM, believes that kidney deficiency and spleen deficiency are the root causes of IgAN, and the throat is the source of the disease. He proposed the theory of throat-kidney correlation and used the method of tonifying kidney and invigorating spleen as well as detoxifying and relieving sore-throat to treat IgAN, achieving significant therapeutic effects. Studies have shown that IgAN is closely related to mucosal immune defense. IgAN patients often experience recurrent and gradually worsening symptoms due to mucosal infections, and polymeric Ig receptor (PIgR) is an important component of mucosal defense function. The lack of PIgR leads to the accumulation of IgA molecules in the mucosal lamina propria, and the molecules enter the bloodstream in large quantities and ultimately deposit in the kidneys, causing kidney damage. Complement regulatory protein complement receptor type 1 (CR1) exists on red blood cells and glomeruli and has the function of inhibiting the activation and differentiation of B cells, clearing immune complexes, and inhibiting excessive activation of the complement system. Therefore, regulating the immune defense function through the mucosal-renal axis mediated by PIgR-CR1 will be an important target for preventing and treating IgAN. Based on the theory of throat-kidney correlation, this article explores the effects and molecular mechanisms of tonifying kidney and invigorating spleen as well as detoxifying and relieving sore-throat in preventing and treating IgAN by regulating the mucosal-kidney axis mediated by PIgR-CR1. It provides effective theoretical support and a scientific basis for TCM prevention and treatment of IgAN based on the theory of throat-kidney correlation.
3.Molecular Mechanism of Treating Different Diseases with Same Treatment of Gypenoside L Affecting Oxidative Damage HUVEC and OVCAR-3 Through EGFR/STAT3/Glycolytic Pathway
Ying YANG ; Jiao ZHAO ; Xiaofei SUN ; Jiaxin WANG ; Peng CUI ; Nan SONG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(11):125-134
ObjectiveWith the epidermal growth factor receptor(EGFR)/Signal Transducers and Activators of Transcription(STAT3)/Hexokinase 2(HK2) signaling pathway in atherosclerosis (AS) and ovarian cancer (OC) as the entry point, this paper discusses the molecular mechanism of Gypenoside L (Gyp-L) treating AS and OC with different diseases, provides a new perspective and theoretical basis for TCM treating AS and OC with EGFR-STAT3-HK2 pathway, and enriches the scientific connotation of the theory of "cytoskeleton in the heart". MethodsCCK-8 was used to detect the proliferation of HUVEC and OVCAR-3 cells, in order to determine the intervention concentration for subsequent experiments. The colorimetric method was used to detect the NO content in HUVEC and the contents of pyruvate and LDH in two cell lines. Cell cloning experiments and scratch experiments reflect the proliferation and migration ability of OVCAR-3 cells. Western blot was used to detect the expression levels of relevant proteins. Furthermore, two cell models overexpressing EGFR were constructed and co treated with Gyp-L. HUVEC cells were divided into control, ox-LDL, OE-NC, OE-EGFR, OE-NC+Gyp-L, and OE-EGFR+Gyp-L group. OVCAR-3 cells were divided into control, OE-NC, OE-EGFR , OE-NC+Gyp-L, and OE-EGFR+Gyp-L group. The colorimetric method was used to detect the NO content in HUVEC and the contents of pyruvate and LDH in two cell lines. Western blot was used to detect the expression levels of EGFR-STAT3-HK2 pathway related proteins. Cell cloning experiments and scratch experiments reflect the proliferation and migration ability of OVCAR-3 cells. ResultsGyp-L can significantly reduce the NO content of HUVEC and the pyruvate and LDH content of two cell lines (P<0.05); Inhibit the proliferation and migration ability of OVCAR-3 cells; Reduce the expression levels of EGFR/STAT3/HK2 pathway related proteins in HUVEC and OVCAR-3 cell lines (P<0.05), and inhibit the glycolysis pathway. ConclusionGyp-L can inhibit glycolysis in HUVEC and OVCAR-3 cells through the EGFR/STAT3/HK2 pathway,thereby suppressing the occurrence and development of AS and OC.
4.Molecular Mechanism of Treating Different Diseases with Same Treatment of Gypenoside L Affecting Oxidative Damage HUVEC and OVCAR-3 Through EGFR/STAT3/Glycolytic Pathway
Ying YANG ; Jiao ZHAO ; Xiaofei SUN ; Jiaxin WANG ; Peng CUI ; Nan SONG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(11):125-134
ObjectiveWith the epidermal growth factor receptor(EGFR)/Signal Transducers and Activators of Transcription(STAT3)/Hexokinase 2(HK2) signaling pathway in atherosclerosis (AS) and ovarian cancer (OC) as the entry point, this paper discusses the molecular mechanism of Gypenoside L (Gyp-L) treating AS and OC with different diseases, provides a new perspective and theoretical basis for TCM treating AS and OC with EGFR-STAT3-HK2 pathway, and enriches the scientific connotation of the theory of "cytoskeleton in the heart". MethodsCCK-8 was used to detect the proliferation of HUVEC and OVCAR-3 cells, in order to determine the intervention concentration for subsequent experiments. The colorimetric method was used to detect the NO content in HUVEC and the contents of pyruvate and LDH in two cell lines. Cell cloning experiments and scratch experiments reflect the proliferation and migration ability of OVCAR-3 cells. Western blot was used to detect the expression levels of relevant proteins. Furthermore, two cell models overexpressing EGFR were constructed and co treated with Gyp-L. HUVEC cells were divided into control, ox-LDL, OE-NC, OE-EGFR, OE-NC+Gyp-L, and OE-EGFR+Gyp-L group. OVCAR-3 cells were divided into control, OE-NC, OE-EGFR , OE-NC+Gyp-L, and OE-EGFR+Gyp-L group. The colorimetric method was used to detect the NO content in HUVEC and the contents of pyruvate and LDH in two cell lines. Western blot was used to detect the expression levels of EGFR-STAT3-HK2 pathway related proteins. Cell cloning experiments and scratch experiments reflect the proliferation and migration ability of OVCAR-3 cells. ResultsGyp-L can significantly reduce the NO content of HUVEC and the pyruvate and LDH content of two cell lines (P<0.05); Inhibit the proliferation and migration ability of OVCAR-3 cells; Reduce the expression levels of EGFR/STAT3/HK2 pathway related proteins in HUVEC and OVCAR-3 cell lines (P<0.05), and inhibit the glycolysis pathway. ConclusionGyp-L can inhibit glycolysis in HUVEC and OVCAR-3 cells through the EGFR/STAT3/HK2 pathway,thereby suppressing the occurrence and development of AS and OC.
5.Effect of Gypenosides on MAFLD Mice and Its Molecular Mechanism Based on Classical/Non-classical Ferroptosis Pathways
Yu LIU ; Yupeng PEI ; Jiaxin WANG ; Jingxuan ZHU ; Xiaofei SUN ; Qun WANG ; Peng CUI ; Nan SONG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(17):99-107
ObjectiveTo explore the effect of gypenosides (GPs) on liver lipid deposition in metabolism-associated fatty liver disease (MAFLD) mice and its mechanism based on classical/non-classical ferroptosis. MethodsEight male C57BL/6 mice in a blank group and 32 male apolipoprotein E gene knockout (ApoE-/-) mice were randomly divided into a model group, a low-dose GPs (GPs-L) group, a high-dose GPs (GPs-H) group, and a simvastatin (SV) group. Starting from the second week, mice in the blank group were given a maintenance diet, and the other four groups were fed a high-fat diet daily. After eight weeks of feeding, mice in the GPs-L and GPs-H groups were given GPs of 1.487 mg·kg-1·d-1 and 2.973 mg·kg-1·d-1, respectively, and mice in the SV group were given simvastatin of 2.275 mg·kg-1·d-1. Mice in the blank group and the model group were given saline of equal volume by gavage for four weeks. The content of total cholesterol (TC), triglyceride (TG), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), alanine aminotransferase (ALT), and aspartate aminotransferase (AST) in the serum of mice in each group was detected by an automatic biochemical analyzer. The level of non-esterified fatty acid (NEFA) and TG in the mouse liver was measured by the kit. The change in liver tissue structure and lipid deposition was observed by hematoxylin-eosin (HE) and oil red O staining. The levels of coenzyme Q10 (CoQ10), glutathione (GSH), malondialdehyde (MDA), and Fe2+ in serum, as well as nicotinamide adenine dinucleotide phosphate [NAD(P)H] in the liver were detected by enzyme-linked immunosorbent assay (ELISA). The expression of ferroptosis suppressor protein 1 (FSP1) in the liver of mice was observed by the immunohistochemical (IHC) method, and the expression of genes and proteins related to classical and non-classical ferroptosis pathways was analyzed by real-time polymerase chain reaction (Real-time PCR) and Wes automated protein expression analysis system. ResultsCompared with those in the blank group, the levels of TC, TG, LDL-C, ALT, and AST in serum and TG and NEFA in the liver in the model group were significantly increased, and the level of HDL-C in serum was significantly decreased (P<0.01). The liver tissue structure changed, and there were fat vacuoles of different sizes and a large number of red lipid droplets, with obvious lipid deposition. The level of CoQ10 and GSH in serum and NADH in the liver were significantly decreased, while the level of MDA and Fe2+ in serum was significantly increased (P<0.01). The mRNA and protein expressions of cystine/glutamate transporter (xCT/SLC7A11), glutathione peroxidase (GPX4), p62, nuclear factor E2-related factor 2 (Nrf2), and FSP1 were significantly decreased, and the mRNA and protein expressions of tumor antigen (p53), spermidine/spermine N1-acetyltransferase 1 (SAT1), arachidonate 15-lipoxygenase (ALOX15), and Kelch-like epichlorohydrin-associated protein-1 (Keap1) were significantly increased (P<0.01). Compared with those in the model group, the level of TC, TG, LDL-C, ALT, and AST in serum and TG and NEFA in the liver of mice in the GPs-L, GPs-H, and SV groups were decreased, while the level of HDL-C in serum was significantly increased (P<0.05, P<0.01). The liver tissue structure and lipid deposition were improved. The levels of CoQ10 and GSH in serum and NADH in the liver were significantly increased, while the levels of MDA and Fe2+ in serum were significantly decreased (P<0.05, P<0.01). The mRNA and protein expressions of xCT, GPX4, p62, Nrf2, and FSP1 were significantly increased, while the mRNA and protein expressions of p53, SAT1, ALOX15, and Keap1 were significantly decreased (P<0.05, P<0.01). ConclusionGPs can interfere with liver lipid deposition in MAFLD mice through classical/non-classical ferroptosis pathways.
6.Effect of Gypenosides on MAFLD Mice and Its Molecular Mechanism Based on Classical/Non-classical Ferroptosis Pathways
Yu LIU ; Yupeng PEI ; Jiaxin WANG ; Jingxuan ZHU ; Xiaofei SUN ; Qun WANG ; Peng CUI ; Nan SONG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(17):99-107
ObjectiveTo explore the effect of gypenosides (GPs) on liver lipid deposition in metabolism-associated fatty liver disease (MAFLD) mice and its mechanism based on classical/non-classical ferroptosis. MethodsEight male C57BL/6 mice in a blank group and 32 male apolipoprotein E gene knockout (ApoE-/-) mice were randomly divided into a model group, a low-dose GPs (GPs-L) group, a high-dose GPs (GPs-H) group, and a simvastatin (SV) group. Starting from the second week, mice in the blank group were given a maintenance diet, and the other four groups were fed a high-fat diet daily. After eight weeks of feeding, mice in the GPs-L and GPs-H groups were given GPs of 1.487 mg·kg-1·d-1 and 2.973 mg·kg-1·d-1, respectively, and mice in the SV group were given simvastatin of 2.275 mg·kg-1·d-1. Mice in the blank group and the model group were given saline of equal volume by gavage for four weeks. The content of total cholesterol (TC), triglyceride (TG), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), alanine aminotransferase (ALT), and aspartate aminotransferase (AST) in the serum of mice in each group was detected by an automatic biochemical analyzer. The level of non-esterified fatty acid (NEFA) and TG in the mouse liver was measured by the kit. The change in liver tissue structure and lipid deposition was observed by hematoxylin-eosin (HE) and oil red O staining. The levels of coenzyme Q10 (CoQ10), glutathione (GSH), malondialdehyde (MDA), and Fe2+ in serum, as well as nicotinamide adenine dinucleotide phosphate [NAD(P)H] in the liver were detected by enzyme-linked immunosorbent assay (ELISA). The expression of ferroptosis suppressor protein 1 (FSP1) in the liver of mice was observed by the immunohistochemical (IHC) method, and the expression of genes and proteins related to classical and non-classical ferroptosis pathways was analyzed by real-time polymerase chain reaction (Real-time PCR) and Wes automated protein expression analysis system. ResultsCompared with those in the blank group, the levels of TC, TG, LDL-C, ALT, and AST in serum and TG and NEFA in the liver in the model group were significantly increased, and the level of HDL-C in serum was significantly decreased (P<0.01). The liver tissue structure changed, and there were fat vacuoles of different sizes and a large number of red lipid droplets, with obvious lipid deposition. The level of CoQ10 and GSH in serum and NADH in the liver were significantly decreased, while the level of MDA and Fe2+ in serum was significantly increased (P<0.01). The mRNA and protein expressions of cystine/glutamate transporter (xCT/SLC7A11), glutathione peroxidase (GPX4), p62, nuclear factor E2-related factor 2 (Nrf2), and FSP1 were significantly decreased, and the mRNA and protein expressions of tumor antigen (p53), spermidine/spermine N1-acetyltransferase 1 (SAT1), arachidonate 15-lipoxygenase (ALOX15), and Kelch-like epichlorohydrin-associated protein-1 (Keap1) were significantly increased (P<0.01). Compared with those in the model group, the level of TC, TG, LDL-C, ALT, and AST in serum and TG and NEFA in the liver of mice in the GPs-L, GPs-H, and SV groups were decreased, while the level of HDL-C in serum was significantly increased (P<0.05, P<0.01). The liver tissue structure and lipid deposition were improved. The levels of CoQ10 and GSH in serum and NADH in the liver were significantly increased, while the levels of MDA and Fe2+ in serum were significantly decreased (P<0.05, P<0.01). The mRNA and protein expressions of xCT, GPX4, p62, Nrf2, and FSP1 were significantly increased, while the mRNA and protein expressions of p53, SAT1, ALOX15, and Keap1 were significantly decreased (P<0.05, P<0.01). ConclusionGPs can interfere with liver lipid deposition in MAFLD mice through classical/non-classical ferroptosis pathways.
7.Advances in Biochemical Sensor Devices Based on Two-dimensional Material Field Effect Transistors
Cui-Yun KOU ; Yi-Yu LUO ; Hai-Guo HU ; Yu BAO ; Zhi-Nan GUO ; Li NIU
Chinese Journal of Analytical Chemistry 2024;52(2):157-165
Field effect transistor(FET)biochemical sensors show great potential in the fields of environmental monitoring,food safety,disease diagnosis and clinical treatment due to their low noise,low power consumption,label-free,easy integration and miniaturization characteristics.Two-dimensional(2D)materials,as a new generation of channel materials for FET biochemical sensors,have atomic-level thickness,high carrier mobility,high specific surface area and tunable bandgap,which can further improve the performance of FET biochemical sensors,extend their application areas,and promote the rapid development of FET biochemical sensors.This review focused on the development and latest progress of 2D material-based FET biochemical sensors,along with the challenges and prospects of 2D material-based FET biochemical sensors,which aimed to provide new device design conceptions and promote the further development of biochemical sensing technology.
8.Expert consensus on the diagnosis and treatment of osteoporotic proximal humeral fracture with integrated traditional Chinese and Western medicine (version 2024)
Xiao CHEN ; Hao ZHANG ; Man WANG ; Guangchao WANG ; Jin CUI ; Wencai ZHANG ; Fengjin ZHOU ; Qiang YANG ; Guohui LIU ; Zhongmin SHI ; Lili YANG ; Zhiwei WANG ; Guixin SUN ; Biao CHENG ; Ming CAI ; Haodong LIN ; Hongxing SHEN ; Hao SHEN ; Yunfei ZHANG ; Fuxin WEI ; Feng NIU ; Chao FANG ; Huiwen CHEN ; Shaojun SONG ; Yong WANG ; Jun LIN ; Yuhai MA ; Wei CHEN ; Nan CHEN ; Zhiyong HOU ; Xin WANG ; Aiyuan WANG ; Zhen GENG ; Kainan LI ; Dongliang WANG ; Fanfu FANG ; Jiacan SU
Chinese Journal of Trauma 2024;40(3):193-205
Osteoporotic proximal humeral fracture (OPHF) is one of the common osteoporotic fractures in the aged, with an incidence only lower than vertebral compression fracture, hip fracture, and distal radius fracture. OPHF, secondary to osteoporosis and characterized by poor bone quality, comminuted fracture pattern, slow healing, and severely impaired shoulder joint function, poses a big challenge to the current clinical diagnosis and treatment. In the field of diagnosis, treatment, and rehabilitation of OPHF, traditional Chinese and Western medicine have accumulated rich experience and evidence from evidence-based medicine and achieved favorable outcomes. However, there is still a lack of guidance from a relevant consensus as to how to integrate the advantages of the two medical systems and achieve the integrated diagnosis and treatment. To promote the diagnosis and treatment of OPHF with integrated traditional Chinese and Western medicine, relevant experts from Orthopedic Expert Committee of Geriatric Branch of Chinese Association of Gerontology and Geriatrics, Youth Osteoporosis Group of Orthopedic Branch of Chinese Medical Association, Osteoporosis Group of Orthopedic Surgeon Branch of Chinese Medical Doctor Association, and Osteoporosis Committee of Shanghai Association of Integrated Traditional Chinese and Western Medicine have been organized to formulate Expert consensus on the diagnosis and treatment of osteoporotic proximal humeral fracture with integrated traditional Chinese and Western medicine ( version 2024) by searching related literatures and based on the evidences from evidence-based medicine. This consensus consists of 13 recommendations about the diagnosis, treatment and rehabilitation of OPHF with integrated traditional Chinese medicine and Western medicine, aimed at standardizing, systematizing, and personalizing the diagnosis and treatment of OPHF with integrated traditional Chinse and Western medicine to improve the patients ′ function.
9.Experience of medical transition from adolescents with congenital heart disease to adults:a meta-synthesis of qualitative research
Wanhui YU ; Zhaomei CUI ; Jiajing CHI ; Ziheng JIN ; Xiaoyu GOU ; Mengjie LI ; Nan LU ; Lijuan YANG
Chinese Journal of Nursing 2024;59(2):219-227
Objective To systematically evaluate qualitative studies on the experience of transition from adolescent to adult medical care for patients with congenital heart disease(CHD),and to provide a reference for exploring CHD transition management options and developing intervention strategies.Methods A computerized search of PubMed,Embase,Web of Science,Cochrane Library,EBSCO,CINAHL,China Knowledge Network,Wanfang database,Vipshop database,and China Biomedical Literature Database for qualitative studies on the transition experience of CHD patients from adolescence to adult medical care was conducted for the period from the establishment of the database to April 2023.The quality of the literature was evaluated using the Joanna Briggs Institute(JBI)Australian Centre for Evidence-Based Health Care Quality Assessment Criteria for Qualitative Research(2016),and the results were integrated using meta-integration methods.Results A total of 9 studies were included,and 49 research results were extracted,and 11 categories were summarized.The final synthesis included 4 integrated results:①Complex attitudes towards healthcare transition,with both attachment and expectation:attachment to paediatric healthcare providers,expectation of transition to adult healthcare providers.(2)Facing multiple healthcare transition challenges:lack of adequate preparation for healthcare transition,parents withdrawing from the role of disease manager,large differences in services between paediatric and adult healthcare providers.③Expect to receive multiple supports:expect to receive comprehensive health education from healthcare personnel,expect healthcare institutions to set up healthcare transition counselling clinics and achieve handover of illness,expect to receive companionship and support from parents,expect to receive understanding and help from peers.④ Per-ceived benefits of medical transition:increased ability to manage illness,role change and personal growth.Conclusion Adolescents with CHD have a complex experience of transitioning to adult healthcare,and healthcare professionals should be attentive to their feelings,encourage them to deal with challenges positively,and provide adequate information and joint parental and peer support to facilitate a smooth transition to adult healthcare for adolescents.
10.Status of exposure to television advertising of sugar sweetened beverages among children and adolescents in Beijing
CUI Jia, LEI Nan, TANG Yuxiang, YE Lihong, LIANG Kaipeng, XIANG Lin, ZHANG Juan
Chinese Journal of School Health 2024;45(5):654-658
Objective:
To investigate the exposure to television advertising of sugar sweetened beverages and the use of persuasive marketing techniques among children and adolescents in Beijing, so as to provide evidence for reduing childrens intake of sugar sweetened beverages.
Methods:
From October 19, 2020 to November 16, 2021, 32 days were randomly selected. The top four popular channels of children and adolescents aged 3-18 years were defined. Each channel was monitored from 6:00:00 to 23:59:59 for each date. A total of 2 304 h was recorded. Advertisements involving sugar sweetened beverages broadcast before, during or after the program were included. The frequency and the use of persuasive marketing techniques were analyzed.
Results:
A total of 1 237 advertisements for sugar sweetened beverages were included, of which 50.93% were dairy beverages, 28.38% were teabased beverages, and 19.48% were vegetable protein beverages. The average frequency of sugar sweetened beverages advertisements on every channel was (0.62±1.29)piece/h. The frequency of sugar sweetened beverages advertisements on every local channel [(1.04±1.35)piece/h] and childrens channel [(1.11±1.61)piece/h] was separately higher than every national channel [(0.48±1.24)piece/h] and general channel [(0.12±0.48)piece/h] (t=-14.05, 31.64, P<0.01). There were seasonal differences in television advertising of sugar sweetened beverages, and were more frequent during lunch and dinner times. The most frequently used persuasive marketing techniques were "images of children" (74.54%), "nutritional message" (61.76%), "product composition details" (58.61%), "nutrition claim" (57.24%), and "nutrition function claim or other function claim" (53.11%).
Conclusions
Children and adolescents are often exposed to television advertisement of sugar sweetened beverages on childrens channels and during meal times. There is an urgent need to formulate relevant policies to regulate the marketing of sugar sweetened beverages advertisement and reduce children and adolescents intake.


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