1.A multicenter study of neonatal stroke in Shenzhen,China
Li-Xiu SHI ; Jin-Xing FENG ; Yan-Fang WEI ; Xin-Ru LU ; Yu-Xi ZHANG ; Lin-Ying YANG ; Sheng-Nan HE ; Pei-Juan CHEN ; Jing HAN ; Cheng CHEN ; Hui-Ying TU ; Zhang-Bin YU ; Jin-Jie HUANG ; Shu-Juan ZENG ; Wan-Ling CHEN ; Ying LIU ; Yan-Ping GUO ; Jiao-Yu MAO ; Xiao-Dong LI ; Qian-Shen ZHANG ; Zhi-Li XIE ; Mei-Ying HUANG ; Kun-Shan YAN ; Er-Ya YING ; Jun CHEN ; Yan-Rong WANG ; Ya-Ping LIU ; Bo SONG ; Hua-Yan LIU ; Xiao-Dong XIAO ; Hong TANG ; Yu-Na WANG ; Yin-Sha CAI ; Qi LONG ; Han-Qiang XU ; Hui-Zhan WANG ; Qian SUN ; Fang HAN ; Rui-Biao ZHANG ; Chuan-Zhong YANG ; Lei DOU ; Hui-Ju SHI ; Rui WANG ; Ping JIANG ; Shenzhen Neonatal Data Network
Chinese Journal of Contemporary Pediatrics 2024;26(5):450-455
Objective To investigate the incidence rate,clinical characteristics,and prognosis of neonatal stroke in Shenzhen,China.Methods Led by Shenzhen Children's Hospital,the Shenzhen Neonatal Data Collaboration Network organized 21 institutions to collect 36 cases of neonatal stroke from January 2020 to December 2022.The incidence,clinical characteristics,treatment,and prognosis of neonatal stroke in Shenzhen were analyzed.Results The incidence rate of neonatal stroke in 21 hospitals from 2020 to 2022 was 1/15 137,1/6 060,and 1/7 704,respectively.Ischemic stroke accounted for 75%(27/36);boys accounted for 64%(23/36).Among the 36 neonates,31(86%)had disease onset within 3 days after birth,and 19(53%)had convulsion as the initial presentation.Cerebral MRI showed that 22 neonates(61%)had left cerebral infarction and 13(36%)had basal ganglia infarction.Magnetic resonance angiography was performed for 12 neonates,among whom 9(75%)had involvement of the middle cerebral artery.Electroencephalography was performed for 29 neonates,with sharp waves in 21 neonates(72%)and seizures in 10 neonates(34%).Symptomatic/supportive treatment varied across different hospitals.Neonatal Behavioral Neurological Assessment was performed for 12 neonates(33%,12/36),with a mean score of(32±4)points.The prognosis of 27 neonates was followed up to around 12 months of age,with 44%(12/27)of the neonates having a good prognosis.Conclusions Ischemic stroke is the main type of neonatal stroke,often with convulsions as the initial presentation,involvement of the middle cerebral artery,sharp waves on electroencephalography,and a relatively low neurodevelopment score.Symptomatic/supportive treatment is the main treatment method,and some neonates tend to have a poor prognosis.
2.Predictive value of serum Gal-13, GLP-1 and VEGF levels in adverse pregnancy outcomes of gestational diabetes mellitus.
Jian Hua FU ; Juan HUO ; Yan Mei HAN ; Cai Ju CHEN
Chinese Journal of Preventive Medicine 2023;57(12):2140-2146
To explore the application value of serum Gal-13, GLP-1 and VEGF in the prevention and guidance of adverse pregnancy outcomes in gestational diabetes (GDM). A retrospective study with case-control method was used to select 1 012 GDM patients from Haikou Maternal and Child Health Hospital from January 2019 to December 2022 as the study objects, and they were divided into poor pregnancy outcome group (n=342) and good pregnancy outcome group (n=670) according to whether they had adverse pregnancy outcomes. The medical records of 521 healthy women with normal glucose metabolism were selected as the control group. Serum Gal-13 and GLP-1 were detected by enzyme-linked immunosorbent assay and VEGF was determined by IAMMGE specific protein analyzer. After comparing the differences of the above factors among the three groups, multivariate logistic regression model was used to analyze the influencing factors of adverse pregnancy outcomes in GDM patients, and ROC curve was drawn to analyze the predictive value of serum Gal-13, GLP-1 and VEGF levels on adverse pregnancy outcomes in GDM patients. The results showed that Fasting blood glucose (FPG), glycosylated hemoglobin (HbA1c) and fasting insulin (FINS) in the adverse pregnancy outcome group were 5.92(4.98, 6.41) mmol/L, 5.32(4.96, 5.47)%, 62.56(49.21,99.50) pmol/L, VEGF was 495.47(389.14, 567.13) ng/L, TSH was 1.48(1.34, 1.58) mIU/L, right ventricular myocardial work index (Tei index) was 0.59(0.45, 0.67), 89 cases of elderly parturients; FPG was 4.45(4.16, 5.03) mmol/L, HbA1c was 5.04(4.86, 5.29)%, FINS was 57.41(46.90, 74.08) pmol/L, VEGF was 405.84(348.02, 462.68) ng/L, TSH was 1.42(1.25, 1.50) mIU/L, Tei index was 0.50(0.47, 0.64), there were 142 cases of old women. In the control group, FPG was 4.33(4.05, 4.75) mmol/L, HbA1c was 5.01(4.13, 5.18)%, FINS was 38.48(36.76, 41.72) pmol/L and VEGF was 302.45(283.14, 336.56) ng/L, TSH was 1.32(1.24, 1.47)mIU/L, Tei index was 0.48(0.39, 0.59), and there were 106 elderly parturiencies. The levels of FPG, HbA1c, FINS, VEGF, TSH and Tei index in the adverse pregnancy outcome group and the good pregnancy outcome group were higher than those in the control group, and the proportion of elderly parturients was higher than that in the control group, and the adverse pregnancy outcome group was higher than that in the good pregnancy outcome group. The differences were statistically significant (H=8.620, P<0.001, H=2.616, P=0.014, H=6.156, P<0.001, H=3.051, P<0.001, H=4.892, P=0.044, χ2=2.548, P=0.045). In the adverse pregnancy outcome group, Gal-13 was 15.27(8.35, 24.45)pg/ml, GLP-1 was 9.27(8.26, 12.35) pmol/L and FT4 was 11.59(9.67, 13.48) pmol/L. In the group with good pregnancy outcome, Gal-13 was 25.34(20.14, 29.73) pg/ml, GLP-1 was 12.38(10.25, 15.63) pmol/L and FT4 was 13.86(10.67, 15.10) pmol/L. In the control group, Gal-13 was 31.21(27.48, 34.45) pg/ml, GLP-1 was 11.34(10.40, 14.37) pmol/L and FT4 was 14.15(10.75, 15.43)pmol/L. The levels of Gal-13, GLP-1 and FT4 in the adverse pregnancy outcome group and the good pregnancy outcome group were significantly lower than those in the control group, and the adverse pregnancy outcome group was lower than that in the good pregnancy outcome group. The differences were statistically significant (H=6.458, P=0.011, H=8.445, P<0.001, H=5.694, P<0.001). The levels of Gal-13 and GLP-1 in normal blood glucose recovery group were higher than those in non-normal blood glucose recovery group, and the levels of VEGF were lower than those in non-normal blood glucose recovery group (P<0.05).In multivariate logistic regression analysis, Gal-13, GLP-1, VEGF, TSH, FT4 and Tei indexes were independent influencing factors for adverse pregnancy outcomes with GDM (P<0.05). ROC curve analysis showed that the AUC of Gal-13, GLP-1 and VEGF alone in predicting adverse pregnancy were 0.779, 0.761 and 0.615, respectively. The value of the combined diagnosis was the highest (AUC=0.912), the sensitivity was 90.1%, and the specificity was 80.0%. In conclusion, Gal-13, GLP-1 and VEGF may be independent influencing factors for adverse pregnancy outcomes in GDM patients, and the combined detection of the three may help to improve the auxiliary diagnostic efficacy for predicting adverse pregnancy outcomes.
Aged
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Child
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Female
;
Humans
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Pregnancy
;
Blood Glucose
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Diabetes, Gestational
;
Glucagon-Like Peptide 1
;
Glycated Hemoglobin
;
Pregnancy Outcome
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Retrospective Studies
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Thyrotropin
;
Vascular Endothelial Growth Factor A
3.Predictive value of serum Gal-13, GLP-1 and VEGF levels in adverse pregnancy outcomes of gestational diabetes mellitus.
Jian Hua FU ; Juan HUO ; Yan Mei HAN ; Cai Ju CHEN
Chinese Journal of Preventive Medicine 2023;57(12):2140-2146
To explore the application value of serum Gal-13, GLP-1 and VEGF in the prevention and guidance of adverse pregnancy outcomes in gestational diabetes (GDM). A retrospective study with case-control method was used to select 1 012 GDM patients from Haikou Maternal and Child Health Hospital from January 2019 to December 2022 as the study objects, and they were divided into poor pregnancy outcome group (n=342) and good pregnancy outcome group (n=670) according to whether they had adverse pregnancy outcomes. The medical records of 521 healthy women with normal glucose metabolism were selected as the control group. Serum Gal-13 and GLP-1 were detected by enzyme-linked immunosorbent assay and VEGF was determined by IAMMGE specific protein analyzer. After comparing the differences of the above factors among the three groups, multivariate logistic regression model was used to analyze the influencing factors of adverse pregnancy outcomes in GDM patients, and ROC curve was drawn to analyze the predictive value of serum Gal-13, GLP-1 and VEGF levels on adverse pregnancy outcomes in GDM patients. The results showed that Fasting blood glucose (FPG), glycosylated hemoglobin (HbA1c) and fasting insulin (FINS) in the adverse pregnancy outcome group were 5.92(4.98, 6.41) mmol/L, 5.32(4.96, 5.47)%, 62.56(49.21,99.50) pmol/L, VEGF was 495.47(389.14, 567.13) ng/L, TSH was 1.48(1.34, 1.58) mIU/L, right ventricular myocardial work index (Tei index) was 0.59(0.45, 0.67), 89 cases of elderly parturients; FPG was 4.45(4.16, 5.03) mmol/L, HbA1c was 5.04(4.86, 5.29)%, FINS was 57.41(46.90, 74.08) pmol/L, VEGF was 405.84(348.02, 462.68) ng/L, TSH was 1.42(1.25, 1.50) mIU/L, Tei index was 0.50(0.47, 0.64), there were 142 cases of old women. In the control group, FPG was 4.33(4.05, 4.75) mmol/L, HbA1c was 5.01(4.13, 5.18)%, FINS was 38.48(36.76, 41.72) pmol/L and VEGF was 302.45(283.14, 336.56) ng/L, TSH was 1.32(1.24, 1.47)mIU/L, Tei index was 0.48(0.39, 0.59), and there were 106 elderly parturiencies. The levels of FPG, HbA1c, FINS, VEGF, TSH and Tei index in the adverse pregnancy outcome group and the good pregnancy outcome group were higher than those in the control group, and the proportion of elderly parturients was higher than that in the control group, and the adverse pregnancy outcome group was higher than that in the good pregnancy outcome group. The differences were statistically significant (H=8.620, P<0.001, H=2.616, P=0.014, H=6.156, P<0.001, H=3.051, P<0.001, H=4.892, P=0.044, χ2=2.548, P=0.045). In the adverse pregnancy outcome group, Gal-13 was 15.27(8.35, 24.45)pg/ml, GLP-1 was 9.27(8.26, 12.35) pmol/L and FT4 was 11.59(9.67, 13.48) pmol/L. In the group with good pregnancy outcome, Gal-13 was 25.34(20.14, 29.73) pg/ml, GLP-1 was 12.38(10.25, 15.63) pmol/L and FT4 was 13.86(10.67, 15.10) pmol/L. In the control group, Gal-13 was 31.21(27.48, 34.45) pg/ml, GLP-1 was 11.34(10.40, 14.37) pmol/L and FT4 was 14.15(10.75, 15.43)pmol/L. The levels of Gal-13, GLP-1 and FT4 in the adverse pregnancy outcome group and the good pregnancy outcome group were significantly lower than those in the control group, and the adverse pregnancy outcome group was lower than that in the good pregnancy outcome group. The differences were statistically significant (H=6.458, P=0.011, H=8.445, P<0.001, H=5.694, P<0.001). The levels of Gal-13 and GLP-1 in normal blood glucose recovery group were higher than those in non-normal blood glucose recovery group, and the levels of VEGF were lower than those in non-normal blood glucose recovery group (P<0.05).In multivariate logistic regression analysis, Gal-13, GLP-1, VEGF, TSH, FT4 and Tei indexes were independent influencing factors for adverse pregnancy outcomes with GDM (P<0.05). ROC curve analysis showed that the AUC of Gal-13, GLP-1 and VEGF alone in predicting adverse pregnancy were 0.779, 0.761 and 0.615, respectively. The value of the combined diagnosis was the highest (AUC=0.912), the sensitivity was 90.1%, and the specificity was 80.0%. In conclusion, Gal-13, GLP-1 and VEGF may be independent influencing factors for adverse pregnancy outcomes in GDM patients, and the combined detection of the three may help to improve the auxiliary diagnostic efficacy for predicting adverse pregnancy outcomes.
Aged
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Child
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Female
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Humans
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Pregnancy
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Blood Glucose
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Diabetes, Gestational
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Glucagon-Like Peptide 1
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Glycated Hemoglobin
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Pregnancy Outcome
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Retrospective Studies
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Thyrotropin
;
Vascular Endothelial Growth Factor A
4.Changes of left ventricular remodeling after artificial chordae implantation and its effect on the recurrence of mitral regurgitation
Zhaolei JIANG ; Ju MEI ; Jianbing HUANG ; Fangbao DING ; Min TANG ; Hao LIU ; Jie CAI ; Sai’e SHEN
Chinese Journal of Thoracic and Cardiovascular Surgery 2023;39(8):449-453
Objective:To explore the changes of left ventricular remodeling after artificial chordae implantation and its effect on the recurrence of mitral regurgitation(MR).Methods:Clinical data of 141 patients with severe mitral regurgitation(Carpentier type Ⅱ) repaired by artificial chordae technique in our hospital from January 2010 to December 2019 were retrospectively analyzed. Patients were divided into significant regurgitation group(15 cases) and non- significant regurgitation group(126 cases) according to the presence or absence of moderate regurgitation by follow-up echocardiography. To observe the effect of left ventricular reverse remodeling(LVRR) on the recurrence of MR after artificial chordae implantation and analyze the risk factors.Results:All patients successfully underwent mitral valvuloplasty with artificial chordae. In the early postoperative period(30 days after operation), LVRR appeared in both groups(LVEDD and LVESD were significantly smaller than those before operation, P<0.05); LVRR was further enhanced(LVEDD and LVESD were further reduced, P<0.05) in non- significant regurgitation group at 1 year after operation, but left ventricular remodeling reoccurred in significant regurgitation group at 1 year after operation(LVEDD and LVESD increased compared with the early postoperative period, P<0.05). After 12-132 months’ follow-up, 15 patients had more than moderate MR. In the early postoperative period, 13 patients had more than mild MR, 8 of which evolved to more than moderate MR during follow-up. Cox regression showed that LVEDD≥65 mm( HR=5.573) and more than mild MR in the early postoperative period( HR=8.801) were the risk factors for the recurrence of MR after artificial chordae implantation. Conclusion:LVRR appeared in the early postoperative period, and the degree of LVRR further increased at 1 year after operation, but the patients with significant MR would reappear left ventricular remodeling. Early postoperative LVRR had a bad effect on the recurrence of MR after artificial chordae implantation, while further enhanced LVRR at 1 year after operation had little effect on the recurrence MR.
5.Effect of transcatheter aortic valve replacement on postoperative left ventricular reverse remodeling in patients with aortic regurgitation
Xing ZHAO ; Zhaolei JIANG ; Ju MEI ; Jianbing HUANG ; Fangbao DING ; Min TANG ; Hao LIU ; Jie CAI ; Sai&rsquo ; e SHEN
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2023;30(08):1121-1127
Objective To investigate the left ventricular reverse remodeling (LVRR) in patients with aortic valve insufficiency with reduced ejection fraction (AIrEF) and aortic valve insufficiency with preserved ejection fraction (AIpEF) after transcatheter aortic valve replacement (TAVR). Methods The clinical and follow-up data of patients who underwent TAVR in the Department of Cardiothoracic Surgery, Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine from 2018 to 2021 were retrospectively analyzed. According to the guideline, the patients with left ventricular ejection fraction<55% were allocated to an AIrEF group, and the patients with left ventricular ejection fraction≥55% were allocated to an AIpEF group. Results A total of 50 patients were enrolled. There were 19 patients in the AIrEF group, including 15 males and 4 females with a mean age of 74.5±7.1 years. There were 31 patients in the AIpEF group, including 19 males and 12 females with a mean age of 72.0±4.8 years. All patients underwent TAVR successfully. Echocardiographic results showed that TAVR significantly promoted LVRR in the patients. Significant LVRR occurred in the early postoperative period (the first day after the surgery) in both groups. It remained relatively stable after the LVRR in the early postoperative period (the first day after surgery) in the AIpEF patients, while it continued to occur in the early postoperative period (the first day after surgery) to three months after the surgery in the AIrEF patients, and then remained relatively stable. Compared to preoperative values, AIrEF patients had a reduction in the average left ventricular end-diastolic volume index and left ventricular end-systolic volume index by 16.8 mL/m2 (P=0.003) and 8.6 mL/m2 (P=0.005), respectively, and the average left ventricular end-diastolic diameter index and end-systolic diameter index decreased by 2.5 mm/m2 (P=0.003) and 1.9 mm/m2 (P=0.003), respectively on the first day after the surgery. In comparison to the first day after the surgery, AIrEF patients experienced an average increase of 12.1% in the left ventricular ejection fraction three months after the surgery (P<0.001). Conclusion TAVR has achieved good therapeutic effects in patients with aortic valve insufficiency, significantly promoting the LVRR in patients, and has better curative effects in AIrEF patients.
6.Chinese Medicine Involving Triple Rehabilitation Therapy for Knee Osteoarthritis in 696 Outpatients: A Multi-Center, Randomized Controlled Trial.
Jie-Mei GUO ; Yan XIAO ; Tang-Yan CAI ; Jian-Hui WANG ; Bao-Lin LI ; Lu-Lu HUANG ; Xiao MAO ; Xing-Quan LAI ; Ya-Ju ZHU ; Yi-Qiang ZHANG ; Shao-Qing CHEN ; You-Xin SU
Chinese journal of integrative medicine 2021;27(10):729-736
OBJECTIVE:
To determine the effects of Chinese medicine (CM) involving triple rehabilitation therapy on the progression of knee osteoarthritis (KOA).
METHODS:
A total of 722 patients recruited from 38 community health service centers located in China from March 2013 to March 2017 were randomly divided into treatment and control groups equally, using a cluster randomization design. Health education combined with CM involving triple rehabilitation therapy for KOA (electro-acupuncture, Chinese medicinal herb fumigating-washing, and traditional exercises) was administered in the treatment group while conventional rehabilitation therapy (physical factor therapy, joint movement training, and muscle strength training) was administered in the control group. Patients with a visual analog scale (VAS) scores ≽4 were treated with dispersible meloxicam tablets (7.5 mg, once daily). The Lequesne index scores, VAS scores, range of motion (ROM), lower limb muscle strength, knee joint circumference, quantitative scores of KOA symptoms, and the short-form 36 item health survey questionnaire (SF-36) scores were measured for each patient at 5 checkpoints (before treatment, at the 2nd week and the 4th week during the 4-week treatment period, at 1 month and 3 months after end of treatment), and adverse reactions were observed also.
RESULTS:
A total of 696 patients completed the entire process, with 351 in the treatment group and 345 in the control group. At all treatment checkpoints, the treatment group demonstrated better outcomes than the control group with regard to the total Lequesne index scores, effective rate and improvement rate of the total Lequesne index scores, VAS scores, lower limb muscle strength, knee circumference, quantitative scores of KOA symptoms, and SF-36 scores as well (P<0.05 or P<0.01). No adverse reactions were encountered in this study.
CONCLUSIONS
CM involving triple rehabilitation therapy can alleviate KOA-related pain and swelling, improve lower limb muscle strength, promote flexion and activity of the knee and improve the quality of life in patients undergoing KOA. It is suitable for patients with early or mid-stage KOA. (Registration No. ChiCTR-TRC-12002538).
Humans
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Medicine, Chinese Traditional
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Osteoarthritis, Knee/therapy*
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Outpatients
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Quality of Life
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Treatment Outcome
7.Effects of selectively resecting the lower half of stellate ganglion on fast ventricular rate in canines with persistent atrial fibrillation
CAI Jie ; JIANG Zhaolei ; LU Rongxin ; WANG Wei ; TANG Min ; MA Nan ; LIU Hao ; MEI Ju ; DING Fangbao
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2019;26(1):88-91
Objective To determine the effects of resecting the lower half of left stellate ganglion (LSG) on fast ventricular rate (VR) in persistent atrial fibrillation (AF) and its mechanism. Methods Twelve mature healthy male beagle dogs (15–25 kg) were studied. They were randomly divided into two groups (an experimental group and a control group, 6 dogs in each group). The control group were merely performed with rapid left atrial pacing to induce persistent AF. The experimental group were disposed with rapid left atrial pacing and received resection of the lower half of LSG after the persistent AF was documented. Simultaneously the ventricular rates were monitored separately before anesthesia, after anesthesia, 30 minutes and one month after LSG resection. The forward passing effective refractory period (ERP) of the canine atrioventricular node (AVN) was also measured. Results Each dog was documented with persistent AF after 3–6 weeks’ left atrial pacing. After resecting the lower half of LSG for 30 minutes (the control group was only observed for 30 minutes without LSG resection), the average VR of the control group attained 144.5±4.2 beats/min, while that of the experimental group was 121.5±8.7 beats/min (P<0.001). After resecting the lower half of LSG for one month (the control group was observed for one month without LSG resection), the average VR of the control group was 139.2±5.6 beats/min, while that of the experimental group was 106.5±4.9 beats/min (P<0.001). Meantime, the forward passing ERP of AVN of the experimental group was significantly prolonged than that of the control group (265.6±7.8 msvs.251.1±4.6 ms, P=0.003). Conclusion Resection of the lower half of LSG is efficient in reducing VR in canines with persistent AF, one of the mechanisms of which may be prolonging the forward passing ERP of AVN.
8. Effect of Tongfengning Serum Containing on Expression of Urate Transporter in HK-2 Induced by Uric Acid
Bao-lin LI ; Jian-hui WANG ; Tang-yan CAI ; Jie-mei GUO ; Fang-zhou TENG ; Ya-ju ZHU ; Jian-ping LIN ; Xiao MAO ; Yan XIAO ; You-xin SU
Chinese Journal of Experimental Traditional Medical Formulae 2019;25(21):53-59
Objective: Study on the mechanism of Tongfengning in reducing serum uric acid from the perspective of renal urate transporter. Method: The human renal tubular epithelial cells(HK-2)was randomly divided into normal group, model group, Tongfengning low, medium and high dose group (7.65,15.3,30.6 g·kg-1) and benzbromarone group (50 μmo1·L-1),different culture media were given for intervention.HK-2 and cell supernatant were collected after 24 h of intervention. The expressions of urate transporter 1 (URAT1), glucose transporter 9 (GLUT9), organic anion transporter 1(OAT1), organic anion transporter 3(OAT3), and ATP-binding cassette superfamily G member 2 (ABCG2) protein and mRNA were detected in HK-2 of all groups by Western blot and Real-time PCR. Result: Compared with normal group, the expression of URAT1, GLUT9 protein and mRNA was significantly increased(P<0.01), while the expression of ABCG2 protein and mRNA was significantly decreased in model group (P<0.01). Compared with model group, the expression of URAT1, GLUT9 protein and mRNA in each dose of Tongfengning group and benzbromarone group were decreased (P<0.01), and each doses of Tongfengning group was superior to the benzbromarone group. The expression of ABCG2 protein and mRNA was increased in each dose of Tongfengning group (P<0.01). Compared with Tongfengning medium dose group, the expression of URAT1,GLUT9 protein and mRNA increased, while the expression of ABCG2 protein and mRNA decreased in the low and Tongfengning high dose groups (P<0.01). OAT1 and OAT3 were not expressed in all groups. Conclusion: Tongfengning can regulate the reabsorption and secretion of uric acid in renal tubules, promote the excretion of uric acid in kidney and reduce the level of serum uric acid by down-regulating the expression of URAT1, GLUT9 protein and mRNA in HK-2 and up-regulating the expression of ABCG2 protein and mRNA. It is suggested that the regulation of renal uric acid transporter protein may be one of the specific mechanisms of Tongfengning to reduce serum uric acid by promoting dampness and turbid removal. OAT1, OAT3 protein and mRNA were not expressed in HK-2 cultured in vitro.
9.Dendritic Cells Promote the Proliferation of Peripheral Blood CRTH2 Cells (CD4(+)CD294(+)Th2) and Help B Cells to Secrete Immunoglobulin.
Fa-Qing TIAN ; Juan LI ; Ju-Heng LI ; Mei-Qin TANG ; Xiao-Hui CHENG ; Ying-Cai HUANG ; Hui-Qing LI
Journal of Experimental Hematology 2016;24(4):1163-1167
Objective:To investigate the promotive effect of dendritic cells(DCs) on proliferation of CRTH2 (CD4(+)CD294(+)Th2) cells and the influence of CRTH2 cells on secretion of immunoglobulin from B cells so as to provide a new approach for amplification and sorting of Th2 cells. Methods:DCs were induced from peripheral blood mononuclear cells, then the loaded-BCGV-Ag-DCs were cocultured with T cells, and the mixed lymphocyte reaction(MLR) was performed by CCK8 method. The phenotypes of DCs and CRTH2 cells were detected by flow cytometry. CRTH2 cells sorted by MACS were co-cultured with B cells for 5 days to detect the secretion of immunoglobulin. Results:The subsets and absolute number CRTH2 cells were significantly increased by loaded-BCGV-Ag-DCs. The levels of IgG, IgA and IgE were higher increased in supernatant of CRTH2 and B cell co-culture system than that in control group or that in transwell group(P<0.05). Conclusion:The proliferation of CRTH2 cells can be greatly promoted by loaded-BCGV-Ag-DCs, and the CRTH2 cells can help B cells to secrete IgG, IgA and IgE.
B-Lymphocytes
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Cell Proliferation
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Coculture Techniques
;
Dendritic Cells
;
Flow Cytometry
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Humans
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Immunoglobulins
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Lymphocyte Culture Test, Mixed
;
Th2 Cells
10.A meta -analysis on the mental health status among Chinese officials
Cai-Ju MEI ; Yan-Tao WANG ; Rong-Mei YANG ; Yong-Guang WANG
Journal of Preventive Medicine 2015;(4):355-357,365
Objective To analyze the mental health status among Chinese officials for providing the evidence for mental health promotion.Methods Meta -analysis was used.The data were extracted from 1 995 to 201 2 published papers on the mental health of Chinese officials.And the results was compared with the norm established in 2006.Results The scores of SCL -90 scale among the police officials were significantly higher than that of the norm(P <0.05)and the effect fell in the middle effect scope of Cohen(0.2


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