1.Effect of Mori Folium-Ginseng Radix et Rhizoma on Glucose and Lipid Metabolism and Mechanism in Mouse Model of Type 2 Diabetes Mellitus
Congyi LIU ; Ning WANG ; Jingjing XU ; Tingting WANG ; Na ZHENG ; Zimeng HUANG ; Lingling QIN ; Lili WU ; Tonghua LIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(17):20-28
ObjectiveTo study the effect of the herb pair Mori Folium-Ginseng Radix et Rhizoma (HMG) on glucose and lipid metabolism in the mouse model of type 2 diabetes mellitus and decipher the possible treatment mechanism. MethodsThe db/db mice were chosen as the mouse model of type 2 diabetes mellitus and then treated with HMG at low and high doses (1.56, 3.12 g∙kg-1, respectively) or metformin (0.26 g∙kg-1) by gavage for 6 weeks. The normal group and the model group were treated with double distilled water at the same time according to body weight. The 8-h fasting blood glucose and body weight were measured once a week. The oral glucose tolerance test (OGTT) was conducted at the 6th week of dosing. The mice were sacrificed after the end of dosing. Serum levels of lipids [total cholesterol (TC), triglycerides (TG), high-density lipoprotein cholesterol (HDL), and low-density lipoprotein cholesterol (LDL)], liver function indicators [aspartate aminotransferase (AST) and alanine aminotransferase (ALT)], non-esterified fatty acids (NEFA), glycosylated serum protein (GSP), serum glucose (GLU), fasting insulin (FINS), and renal function indicators [creatinine (Crea) and blood urea nitrogen (BUN)] were measured by enzyme-linked immunosorbent assay. The protein levels of peroxidase proliferator-activating receptor gamma (PPARγ), acetyl coenzyme A carboxylase (ACC), and sterol regulatory element-binding protein-1 (SREBP-1) were determined by Western blot. The pathological changes in the liver and pancreas were examined. ResultsCompared with the normal group, the model group presented increased body weight, elevated levels of blood glucose, TG, TC, AST, ALT, GLU, NEFA, GSP, and HDL-C, up-regulated protein levels of ACC and SREBP-1, and down-regulated protein level of PPARγ (P<0.01). Meanwhile, the model group presented a large amount of lipid droplets and steatosis in the liver, as well as karyopyknosis and lymphocyte infiltration in the pancreas. Compared with the model group, the high- and low-dose HMG groups showed decreased body weight, declined levels of blood glucose, TG, TC, AST, ALT, GLU, NEFA, and GSP, and elevate level of HDL-C (P<0.05, P<0.01). Moreover, the two groups showcased reduced lipid droplets and steatosis in the liver, as well as enlarged islets with clear boundaries and alleviated lymphocyte infiltration and karyopyknosis. Western blot results showed that the high-dose herb pair group demonstrated down-regulated protein levels of ACC and SREBP-1 and up-regulated protein level of PPARγ (P<0.01). ConclusionThe HMG can effectively improve the glucose and lipid metabolism in db/db mice by regulating the expression of PPARγ, SREBP-1, and ACC.
2.Effect of Mori Folium-Ginseng Radix et Rhizoma on Glucose and Lipid Metabolism and Mechanism in Mouse Model of Type 2 Diabetes Mellitus
Congyi LIU ; Ning WANG ; Jingjing XU ; Tingting WANG ; Na ZHENG ; Zimeng HUANG ; Lingling QIN ; Lili WU ; Tonghua LIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(17):20-28
ObjectiveTo study the effect of the herb pair Mori Folium-Ginseng Radix et Rhizoma (HMG) on glucose and lipid metabolism in the mouse model of type 2 diabetes mellitus and decipher the possible treatment mechanism. MethodsThe db/db mice were chosen as the mouse model of type 2 diabetes mellitus and then treated with HMG at low and high doses (1.56, 3.12 g∙kg-1, respectively) or metformin (0.26 g∙kg-1) by gavage for 6 weeks. The normal group and the model group were treated with double distilled water at the same time according to body weight. The 8-h fasting blood glucose and body weight were measured once a week. The oral glucose tolerance test (OGTT) was conducted at the 6th week of dosing. The mice were sacrificed after the end of dosing. Serum levels of lipids [total cholesterol (TC), triglycerides (TG), high-density lipoprotein cholesterol (HDL), and low-density lipoprotein cholesterol (LDL)], liver function indicators [aspartate aminotransferase (AST) and alanine aminotransferase (ALT)], non-esterified fatty acids (NEFA), glycosylated serum protein (GSP), serum glucose (GLU), fasting insulin (FINS), and renal function indicators [creatinine (Crea) and blood urea nitrogen (BUN)] were measured by enzyme-linked immunosorbent assay. The protein levels of peroxidase proliferator-activating receptor gamma (PPARγ), acetyl coenzyme A carboxylase (ACC), and sterol regulatory element-binding protein-1 (SREBP-1) were determined by Western blot. The pathological changes in the liver and pancreas were examined. ResultsCompared with the normal group, the model group presented increased body weight, elevated levels of blood glucose, TG, TC, AST, ALT, GLU, NEFA, GSP, and HDL-C, up-regulated protein levels of ACC and SREBP-1, and down-regulated protein level of PPARγ (P<0.01). Meanwhile, the model group presented a large amount of lipid droplets and steatosis in the liver, as well as karyopyknosis and lymphocyte infiltration in the pancreas. Compared with the model group, the high- and low-dose HMG groups showed decreased body weight, declined levels of blood glucose, TG, TC, AST, ALT, GLU, NEFA, and GSP, and elevate level of HDL-C (P<0.05, P<0.01). Moreover, the two groups showcased reduced lipid droplets and steatosis in the liver, as well as enlarged islets with clear boundaries and alleviated lymphocyte infiltration and karyopyknosis. Western blot results showed that the high-dose herb pair group demonstrated down-regulated protein levels of ACC and SREBP-1 and up-regulated protein level of PPARγ (P<0.01). ConclusionThe HMG can effectively improve the glucose and lipid metabolism in db/db mice by regulating the expression of PPARγ, SREBP-1, and ACC.
3.Diagnostic value of blood lipids combined with blood routine parameters for pneumoconiosis and the construction of nomogram prediction model
Qu ZHOU ; Wei WANG ; Zimeng WANG ; Longchun MAO ; Juan HU ; Yuanyuan LI ; Junli YU ; Shangcheng XU ; Wenbing LIU
International Journal of Laboratory Medicine 2025;46(8):965-970,975
Objective To analyze the situation of blood lipid and blood routine parameters in patients with pneumoconiosis,and construct a column chart diagnostic model to explore their diagnostic value for pneumo-coniosis.Methods A total of 456 patients with pneumoconiosis admitted to the First Affiliated Hospital of Chongqing Medical and Pharmaceutical College from January 2022 to January 2024 were selected as the pneu-moconiosis group,while 462 healthy subjects exposed to dust during the same period were chosen as the con-trol group.Serum lipids and blood routine parameters related to pneumoconiosis were measured and compared between two groups.Univariate and multivariate Logistic regression analyzes were conducted to examine ser-um lipids and blood routine parameters associated with pneumoconiosis.A risk prediction model was construc-ted using logistic regression in machine learning,and the diagnostic efficacy of the column chart diagnostic model was evaluated by calculating the C-index through receiver operating characteristic(ROC)curve and plotting the model calibration curve based on Hosmer Lemeshow goodness of fit.Decision curve analysis(DCA)was used to assess the clinical practicality of the column chart diagnostic model.Results The levels of serum high-density ester protein cholesterol(HDL-C),cholesterol(TC),red blood cell(RBC),hematocrit(HCT),hemoglobin concentration(HGB),lymphocyte number(LYM),and lymphocyte percentage(LYM%)in the pneumoconiosis group were lower than those in the control group(P<0.05).The levels of neutrophil-lymphocyte ratio(NLR),platelet-to-lymphocyte ratio(PLR),and systemic immune inflammation index(SII)were higher than those in the control group(P<0.05).Multivariate Logistic regression analysis showed that HDL-C,LYM%,PLR,and SII were independent influencing factors for pneumoconiosis(P<0.05).A column chart diagnostic model for the occurrence of pneumoconiosis was constructed using HDL-C,TC,LYM%,PLR,and SII as diagnostic factors.The ROC curve C-index of the diagnostic model was 0.84(95%CI:0.81-0.86),with sensitivity for diagnosing pneumoconiosis of 75.29%,specificity of 77.51%,posi-tive predictive value of 83.25%,and negative predictive value of 67.88%.Internal validation was conducted on the constructed column chart diagnostic model,with a validation set ROC curve C-index of 0.84(95%CI:0.80-0.87),sensitivity of 80.91%,specificity of 72.62%,positive diagnostic value of 79.46%,and negative diagnostic value of 74.39%.The calibration positive curve slope of the diagnostic model was close to 1,and in the fit test P>0.05.DCA analysis showed that the diagnostic model had clinical practical value for risk diag-nosis of pneumoconiosis.Conclusion HDL-C,TC,LYM%,PLR and SII are independent influencing factors for pneumoconiosis.A column chart diagnostic model for the occurrence of pneumoconiosis is successfully constructed based on machine learning principles,and it has been verified to have high diagnostic efficiency.
4.Application research of endoscopic-laparoscopic regional gastric resection combined with sentinel lymph node basin dissection in patients with early gastric cancer
Zhi ZHENG ; Zimeng WANG ; Rui XU ; Haiqiao ZHANG ; Zheng ZHANG ; Guotian RUAN ; Jie YIN ; Xiaoye LIU ; Jun CAI ; Guangyong CHEN ; Xiujing SUN ; Shengtao ZHU ; Peng LI ; Jun ZHANG ; Shutian ZHANG
Chinese Journal of Surgery 2025;63(7):587-596
Objective:To evaluate the short-term efficacy of endoscopic-laparoscopic regional gastric resection combined with sentinel lymph node basin dissection in patients with early-stage gastric cancer.Methods:This is a retrospective case series study. Data of 17 consecutive early gastric cancer patients from a prospective cohort at Beijing Friendship Hospital,Capital Medical University were analyzed between August 2023 and August 2024. Sixteen cases were from the department of general surgery and 1 from the department of gastroenterology. The cohort included 9 males and 8 females,with a mean age of 61.4 years (range: 46 to 79 years). Clinical data,including demographics,pathological features,surgical procedures,and follow-up outcomes,were collected through medical records and databases. All patients were followed for over 3 months,with follow-up ending on December 5,2024.Results:A total of 17 patients were involved. Among them, 5 patients underwent endoscopic submucosal dissection (ESD) combined with laparoscopic sentinel lymph node dissection (LSBD),and another 3 patients who underwent complete ESD resection received LSBD due to pathological stage meeting the expanded indications. 6 patients who underwent non-curative ESD resection received laparoscopic gastric regional resection (LRG) combined with LSBD,and another 3 patients directly received LRG combined with LSBD. The average number of sentinel lymph nodes dissected before surgery ( M(IQR)) was 8.9 (4.5) (range: 4 to 21),and the detection rate and accuracy rate were both 100%. Postoperative pathology confirmed that there was no metastasis in the sentinel lymph nodes of 5 patients who underwent ESD combined with LSBD and 3 patients who underwent LSBD after complete ESD resection. The vertical and horizontal margins of ESD were all negative. One patient was an absolute indication for ESD. For the 6 patients who underwent non-curative ESD resection combined with LRG and LSBD,the horizontal margins were all negative. Two patients showed 1 metastasis in each of the 21 and 9 sentinel lymph nodes during the operation,and additional distal gastrectomy was performed during the operation. Postoperatively,73 and 39 lymph nodes were retrieved respectively. The former had 1 additional metastasis,while the latter had no metastasis. Among the 3 patients who underwent direct LRG combined with LSBD,the horizontal margins were negative. One patient was confirmed as an absolute indication for ESD by postoperative pathology,and one patient had 1 metastasis in 8 sentinel lymph nodes during the operation,and additional distal gastrectomy was performed. Postoperatively,there was no metastasis in 54 lymph nodes. All patients had no complications such as infection,bleeding,perforation,or death after surgery. Among the 14 patients who did not receive additional radical surgery,they were able to pass gas and defecate within 3 days after surgery,with an average hospital stay of 6 days. The nutritional indicators and gastric radionuclide emptying imaging half-emptying time were similar to those before surgery at 3 months after surgery. Conclusions:Laparoscopic and endoscopic cooperative regional gastrectomy with sentinel lymph node basin dissection has the advantages of minimal invasiveness,preservation of gastric function,and precise treatment. It maybe suitable for patients with early-stage gastric cancer at high risk of lymph node metastasis and has good short-term efficacy.
5.Research Progress on Traditional Chinese Medicine Treatment of Nonalcoholic Fatty Liver Based on NF-κB Signaling Pathway
Congyi LIU ; Na ZHENG ; Jingjing XU ; Ning WANG ; Zimeng HUANG ; Ying DING ; Lingling QIN ; Lili WU ; Tonghua LIU
World Science and Technology-Modernization of Traditional Chinese Medicine 2025;27(9):2553-2568
Non-alcoholic fatty liver disease(NAFLD)is a progressive liver disease caused by factors other than alcohol caused by heterotopic fat accumulation in the liver.In recent years,the incidence rate has been increasing,and there is no specific clinical drug.Studies have found that nuclear transcription factor κB(NF-κB)can activate inflammation and oxidative stress,which plays an important role in the pathogenesis of NAFLD.Traditional Chinese medicine is convenient to obtain and cheap.It can treat NAFLD through multiple channels with good clinical efficacy,and no obvious side effects have been found till now.Many studies have shown that traditional Chinese medicine can inhibit the occurrence and development of NAFLD by inhibiting the NF-κB signaling pathway.This article summarizes the research results of traditional Chinese medicine in treating NAFLD based on the NF-κB signaling pathway since 2021,for several traditional Chinese medicine extracts(flavonoids,terpenoids,polysaccharides,glycosides,alkaloids and phenolic compounds)and traditional Chinese medicine compound(Shugan Jianpi Fang,Erhuang Quzhi Granules,Fuzi Lizhong Decoction,Huangqin Decoction,Qinlian Hongqu Decoction,Jiangzhi Granules),which can inhibit the further development of NAFLD by improving liver inflammatory response,oxidative stress response,fibrosis,apoptosis,autophagy and pyroptosis through the NF-κB signaling pathway,in order to provide new ideas for future new drug development and clinical medication.
6.Research Progress on Traditional Chinese Medicine Treatment of Nonalcoholic Fatty Liver Based on NF-κB Signaling Pathway
Congyi LIU ; Na ZHENG ; Jingjing XU ; Ning WANG ; Zimeng HUANG ; Ying DING ; Lingling QIN ; Lili WU ; Tonghua LIU
World Science and Technology-Modernization of Traditional Chinese Medicine 2025;27(9):2553-2568
Non-alcoholic fatty liver disease(NAFLD)is a progressive liver disease caused by factors other than alcohol caused by heterotopic fat accumulation in the liver.In recent years,the incidence rate has been increasing,and there is no specific clinical drug.Studies have found that nuclear transcription factor κB(NF-κB)can activate inflammation and oxidative stress,which plays an important role in the pathogenesis of NAFLD.Traditional Chinese medicine is convenient to obtain and cheap.It can treat NAFLD through multiple channels with good clinical efficacy,and no obvious side effects have been found till now.Many studies have shown that traditional Chinese medicine can inhibit the occurrence and development of NAFLD by inhibiting the NF-κB signaling pathway.This article summarizes the research results of traditional Chinese medicine in treating NAFLD based on the NF-κB signaling pathway since 2021,for several traditional Chinese medicine extracts(flavonoids,terpenoids,polysaccharides,glycosides,alkaloids and phenolic compounds)and traditional Chinese medicine compound(Shugan Jianpi Fang,Erhuang Quzhi Granules,Fuzi Lizhong Decoction,Huangqin Decoction,Qinlian Hongqu Decoction,Jiangzhi Granules),which can inhibit the further development of NAFLD by improving liver inflammatory response,oxidative stress response,fibrosis,apoptosis,autophagy and pyroptosis through the NF-κB signaling pathway,in order to provide new ideas for future new drug development and clinical medication.
7.Application research of endoscopic-laparoscopic regional gastric resection combined with sentinel lymph node basin dissection in patients with early gastric cancer
Zhi ZHENG ; Zimeng WANG ; Rui XU ; Haiqiao ZHANG ; Zheng ZHANG ; Guotian RUAN ; Jie YIN ; Xiaoye LIU ; Jun CAI ; Guangyong CHEN ; Xiujing SUN ; Shengtao ZHU ; Peng LI ; Jun ZHANG ; Shutian ZHANG
Chinese Journal of Surgery 2025;63(7):587-596
Objective:To evaluate the short-term efficacy of endoscopic-laparoscopic regional gastric resection combined with sentinel lymph node basin dissection in patients with early-stage gastric cancer.Methods:This is a retrospective case series study. Data of 17 consecutive early gastric cancer patients from a prospective cohort at Beijing Friendship Hospital,Capital Medical University were analyzed between August 2023 and August 2024. Sixteen cases were from the department of general surgery and 1 from the department of gastroenterology. The cohort included 9 males and 8 females,with a mean age of 61.4 years (range: 46 to 79 years). Clinical data,including demographics,pathological features,surgical procedures,and follow-up outcomes,were collected through medical records and databases. All patients were followed for over 3 months,with follow-up ending on December 5,2024.Results:A total of 17 patients were involved. Among them, 5 patients underwent endoscopic submucosal dissection (ESD) combined with laparoscopic sentinel lymph node dissection (LSBD),and another 3 patients who underwent complete ESD resection received LSBD due to pathological stage meeting the expanded indications. 6 patients who underwent non-curative ESD resection received laparoscopic gastric regional resection (LRG) combined with LSBD,and another 3 patients directly received LRG combined with LSBD. The average number of sentinel lymph nodes dissected before surgery ( M(IQR)) was 8.9 (4.5) (range: 4 to 21),and the detection rate and accuracy rate were both 100%. Postoperative pathology confirmed that there was no metastasis in the sentinel lymph nodes of 5 patients who underwent ESD combined with LSBD and 3 patients who underwent LSBD after complete ESD resection. The vertical and horizontal margins of ESD were all negative. One patient was an absolute indication for ESD. For the 6 patients who underwent non-curative ESD resection combined with LRG and LSBD,the horizontal margins were all negative. Two patients showed 1 metastasis in each of the 21 and 9 sentinel lymph nodes during the operation,and additional distal gastrectomy was performed during the operation. Postoperatively,73 and 39 lymph nodes were retrieved respectively. The former had 1 additional metastasis,while the latter had no metastasis. Among the 3 patients who underwent direct LRG combined with LSBD,the horizontal margins were negative. One patient was confirmed as an absolute indication for ESD by postoperative pathology,and one patient had 1 metastasis in 8 sentinel lymph nodes during the operation,and additional distal gastrectomy was performed. Postoperatively,there was no metastasis in 54 lymph nodes. All patients had no complications such as infection,bleeding,perforation,or death after surgery. Among the 14 patients who did not receive additional radical surgery,they were able to pass gas and defecate within 3 days after surgery,with an average hospital stay of 6 days. The nutritional indicators and gastric radionuclide emptying imaging half-emptying time were similar to those before surgery at 3 months after surgery. Conclusions:Laparoscopic and endoscopic cooperative regional gastrectomy with sentinel lymph node basin dissection has the advantages of minimal invasiveness,preservation of gastric function,and precise treatment. It maybe suitable for patients with early-stage gastric cancer at high risk of lymph node metastasis and has good short-term efficacy.
8.Clinical Study on Xuanbai Chengqi Decoction in the Treatment of Severe Pneumonia Complicated with Gastrointestinal Dys-function of Lung Heat and FU-Organ Repletion Type
Guisong ZHU ; Xiaofang YIN ; Hong ZHU ; Rong JIA ; Zimeng ZOU ; Biao XU
Journal of Nanjing University of Traditional Chinese Medicine 2024;40(8):831-837
OBJECTIVE To explore the effect of Xuanbai Chengqi Decoction on respiratory and oxygenation functions and the ex-pression levels of serum aquaporin(AQP)1 and AQP5 in patients with severe pneumonia complicated with gastrointestinal dysfunction of lung heat and fu-organ repletion type.METHODS 60 patients with severe pneumonia complicated with gastrointestinal dysfunc-tion of lung heat and fu-organ repletion type were randomly divided into control group and treatment group,with 30 cases each.The control group received standardized Western medicine treatment,and the treatment group was treated with Xuanbai Chengqi Decoction in addition to the control group.Both groups were treated for 7 d.The respiratory rate and oxygenation index,mechanical ventilation u-tilization rate,the clinical score including CURB-65 and CPIS scores,TCM syndrome score,gastrointestinal function indicators inclu-ding intra-abdominal pressure,serum gastrin(GAS)and vasoactive intestinal peptide(VIP),AQP1 and AQP5 levels were compared between the two groups before and after treatment.Ventilation utilization and ICU hospitalization days during treatment were compared between the two groups.RESULTS After treatment,compared with the control group,the respiratory rate,TCM syndrome score and intra-abdominal pressure in the treatment group were decreased significantly(P<0.05,P<0.01);meanwhile,the oxygenation index and the levels of serum GAS,AQP1 and AQP5 were increased significantly(P<0.05,P<0.01).CONCLUSION Xuanbai Chengqi Decoction can significantly improve clinical symptoms such as respiratory and oxygenation functions in patients,and its mechanism may be related to the regulation of AQP1 and AQP5.
9.Landscape of respiratory syncytial virus.
Yuping DUAN ; Zimeng LIU ; Na ZANG ; Bingbing CONG ; Yuqing SHI ; Lili XU ; Mingyue JIANG ; Peixin WANG ; Jing ZOU ; Han ZHANG ; Ziheng FENG ; Luzhao FENG ; Lili REN ; Enmei LIU ; You LI ; Yan ZHANG ; Zhengde XIE
Chinese Medical Journal 2024;137(24):2953-2978
Respiratory syncytial virus (RSV) is an enveloped, negative-sense, single-stranded RNA virus of the Orthopneumovirus genus of the Pneumoviridae family in the order Mononegavirales. RSV can cause acute upper and lower respiratory tract infections, sometimes with extrapulmonary complications. The disease burden of RSV infection is enormous, mainly affecting infants and older adults aged 75 years or above. Currently, treatment options for RSV are largely supportive. Prevention strategies remain a critical focus, with efforts centered on vaccine development and the use of prophylactic monoclonal antibodies. To date, three RSV vaccines have been approved for active immunization among individuals aged 60 years and above. For children who are not eligible for these vaccines, passive immunization is recommended. A newly approved prophylactic monoclonal antibody, Nirsevimab, which offers enhanced neutralizing activity and an extended half-life, provides exceptional protection for high-risk infants and young children. This review provides a comprehensive and detailed exploration of RSV's virology, immunology, pathogenesis, epidemiology, clinical manifestations, treatment options, and prevention strategies.
Humans
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Respiratory Syncytial Virus Infections/prevention & control*
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Respiratory Syncytial Viruses/pathogenicity*
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Respiratory Syncytial Virus, Human/pathogenicity*
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Antiviral Agents/therapeutic use*
10.Clininal evaluation of a novel China original liquid pulsation system for meibomian gland dysfunction
Zimeng ZHAI ; Hong ZHANG ; Yuqing WU ; Lan GONG ; Jianjiang XU ; Xingtao ZHOU ; Feng ZHOU ; Jiaxu HONG
Chinese Journal of Experimental Ophthalmology 2023;41(5):442-449
Objective:To evaluate the efficacy and safety of a China original liquid pulsation system for the treatment of meibomian gland dysfunction (MGD).Methods:A non-randomized controlled clinical trial was conducted.Twenty-two patients (44 eyes) diagnosed with MGD in Eye and ENT Hospital of Fudan University from February to August 2022 were enrolled.The patients were assigned into two groups according to their willingness.Of the 22 patients (44 eyes), 10 patients (20 eyes) in single liquid pulsation system group were treated with single liquid pulsation system for 12 minutes, and 12 patients (24 eyes) in intense pulsed light (IPL) group were treated with a course (4 times) of IPL, warm compresses and meibomian gland massage at three-week intervals.There was no difference in age and other baseline clinical indexes between the two groups (all at P<0.05). The meibum grading, quality grading of tear film lipid layer, Symptom Assessment Questionnaire in Dry Eye (SANDE) questionnaire score, first and average tear breakup time (BUT), corneal fluorescein sodium staining (CFS) score, tear meniscus height (TMH), and the area of meibomian gland loss were determined at baseline, 1 and 3 months after treatment.This study adhered to the Declaration of Helsinki.The study protocol was approved by the Ethics Committee of Eye and ENT Hospital of Fudan University (No.2021069). Written informed consent was obtained from each patient before any medical examination. Results:Statistically significant group effects and time effects were found in the quality of tear film lipid layer ( Hgroup=4.39, P=0.036, Htime=6.30, P=0.043) and average BUT ( Fgroup=4.41, P=0.038; Ftime=4.08, P=0.049) in the two groups.The meibum grading, first BUT and TMH 1 and 3 months after treatment were significantly better than before treatment in single liquid pulsation system group (all at P<0.05). Compared with before treatment, there was no significant improvement in the meibum grading, distribution of tear film lipid, first BUT and TMH at 1 and 3 months after treatment in IPL group (all at P>0.05). In both groups, the SANDE and CFS scores 1 and 3 months after treatment were better than those before treatment, showing statistically significance (all at P<0.05). In terms of safety, neither instrument-related adverse events nor extra complaints of discomfort were reported in the single liquid pulsation system group.In both groups, the number of patients with positive CFS staining significantly decreased, and no new cases with positive CFS appeared after treatment. Conclusions:This China original liquid pulsation system is a safe and effective physical therapy in improving tear film dysfunction and ocular surface symptoms of MGD patients within 3 months after treatment.

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