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1.
International Journal of Cerebrovascular Diseases ; (12): 384-389, 2023.
Article in Chinese | WPRIM | ID: wpr-989243

ABSTRACT

Post-stroke aphasia (PSA) is a common speech disorder after stroke, involving at least 1/3 of stroke patients, and causing serious adverse effects on their lives and work. The available intervention measures include speech and language rehabilitation therapy, drug therapy, and non-invasive brain stimulation technology. The latter mainly includes transcranial magnetic stimulation and transcranial direct current stimulation (tDCS). tDCS can have a positive impact on PSA by promoting its self-repair, regulating the level of neurotransmitters, and inhibiting inflammation. This article reviews the effect of tDCS on the self-recovery mechanism of PSA and its treatment.

2.
International Journal of Cerebrovascular Diseases ; (12): 62-66, 2023.
Article in Chinese | WPRIM | ID: wpr-989190

ABSTRACT

Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL) is a common hereditary cerebral small vessel disease, and white matter lesion is its classic pathological feature. MRI showed T 2 white matter hyperintensity, its pathogenesis is complex, and the effective preventive measures are still lacking. This article reviews the possible mechanism of white matter lesion in patients with CADASIL, and provides new ideas for clinical alleviation of white matter lesion and improvement of prognosis.

3.
Chinese Journal of Biotechnology ; (12): 755-768, 2023.
Article in Chinese | WPRIM | ID: wpr-970405

ABSTRACT

Production internship is an important teaching tache for undergraduate students to carry out engineering training by using professional skills, and it is a key starting point for fostering application-oriented talents in biotechnology. The Course Group of 'production internship of biotechnology majors' of Binzhou University is investigating application-oriented transformation for local regular colleges and universities, as well as fostering high-level application-oriented talents. By taking green fluorescent protein (GFP) polyclonal antibody as an example, the reform and practice on teaching content, teaching mode, assessment method, continuous improvement of curriculum were carried out. Moreover, the characteristics of the Yellow River Delta-Binzhou Biotechnology & Pharmaceutical Industrial Cluster were taken into account to intensify academic-enterprise cooperation. On one hand, this Course Group designed and rearranged the course contents, carried out essential training through online resources and platforms such as virtual simulation, and recorded, tracked and monitored the progress of production internship through practical testing and software platforms like 'Alumni State'. On the other hand, this Course Group established a practice-and application-oriented assessment method in the process of production internship and a dual evaluation model for continuous improvement. These reform and practices have promoted the training of application-oriented talents in biotechnology, and may serve as a reference for similar courses.


Subject(s)
Humans , Internship and Residency , Curriculum , Students , Biotechnology
4.
Chinese Journal of Preventive Medicine ; (12): 20-26, 2023.
Article in Chinese | WPRIM | ID: wpr-969889

ABSTRACT

Objective: To analyze the trend of the detection rate of myopia among Chinese Han children and adolescents aged 7-18 years from 2010 to 2019. Methods: Data from the Chinese National Survey on Students' Constitution and Health in 2010, 2014 and 2019 were used, and about 213 833, 212 742 and 209 942 Han students aged 7-18 years were included in this study. The χ² test was used to compare the differences in the prevalence of myopia among the subgroups in the survey year, and logistic regression was used to compare the differences in the prevalence of myopia between different years. A curve-fitting method was used to obtain the growth rate of myopia among Han Chinese students from 2010 to 2019, and the differences in the change of myopia between different age groups were analyzed. Results: In 2019, the overall detection rate of myopia among Chinese Han children and adolescents aged 7-18 was 60.1%. The detection rate of urban students (62.7%) was higher than that of rural students (57.4%) and the detection rate of girls (63.5%) was higher than that of boys (56.7%). In 2019, the regional disparities were large in the detection rate of myopia in various provinces, with the lowest in Guizhou (49.6%) and the highest in Zhejiang (71.3%). The detection rate of myopia showed an upward trend from 2010 to 2019, from 55.5% in 2010 to 57.1% in 2014, and finally to 60.1% in 2019. The gap in the detection rate of myopia between urban and rural children and adolescents gradually shrank. The average annual growth rate of myopia detection rate from 2014 to 2019 was 0.6 percentage points per year, higher than that from 2010 to 2014 about 0.4 percentage points per year. The peak age of the growth rate of myopia detection rate decreased from 12 years in 2010 to 10 years in 2014, and finally to 7 years in 2019. Conclusions: The detection rate of myopia among Chinese Han children and adolescents is still at a high level, and the peak age of the growth rate of myopia detection rate continues to advance.

5.
Chinese Journal of Preventive Medicine ; (12): 27-35, 2023.
Article in Chinese | WPRIM | ID: wpr-969887

ABSTRACT

Objective: To analyze the prevalence trend of malnutrition among Chinese Han children and adolescents aged 7-18 years from 2010 to 2019. Methods: Based on the data from the Chinese National Surveys on Students' Constitution and Health in 2010, 2014 and 2019, about 215 102, 214 268 and 212 713 Han students aged 7-18 years were included in this study. According to the National Screening Standard for Malnutrition of School-age Children and Adolescents, the detection rate of malnutrition among Chinese Han children and adolescents aged 7-18 was calculated, and the prevalence trend of malnutrition from 2010 to 2019 was analyzed. Results: In 2019, the detection rate of malnutrition among Chinese Han students aged 7-18 years was 8.64% (18 381/212 713), of which the rate of growth retardation, moderate-to-severe wasting and mild wasting was 0.50% (1 062/212 713), 3.25% (6 914/212 713) and 4.89% (10 405/212 713), respectively. In 2019, the detection rate of malnutrition in these boys was higher than that of girls (9.97% vs. 7.31%), and the detection rate in rural areas was higher than that in cities (9.30% vs. 7.98%). The detection rates were 9.74% (5 252/53 916), 8.17% (4 408/53 937), 7.29% (3 885/53 310), and 9.38% (4 836/51 550) in 7-9, 10-12, 13-15, and 16-18 years groups, and 8.14% (6 563/80 618), 7.61% (4 237/55 694) and 9.92% (7 581/76 401) in the eastern, central, and western regions. Malnutrition among students in China was mainly caused by mild wasting, and the detection rate of growth retardation accounted for only 5.78% (1 062/18 381). Malnutrition was mostly concentrated in the southwest region, and the rate was relatively low in eastern provinces. In three surveys from 2010 to 2019, the detection rate of malnutrition among Han students aged 7-18 in China decreased gradually, and the differences were statistically significant (P<0.05). Among them, the detection rates in western rural areas decreased significantly, as well as the gap between urban and rural areas. Compared with that in 2014, the detection rate of malnutrition in Shandong, Hunan, Qinghai and Hainan provinces in 2019 decreased significantly (P<0.05). Conclusion: In 2019, the malnutrition of Chinese children and adolescents aged 7-18 years is dominated by wasting malnutrition. The detection rate shows a downward trend from 2010 to 2019, with regional differences.

6.
Chinese Journal of Preventive Medicine ; (12): 11-19, 2023.
Article in Chinese | WPRIM | ID: wpr-969886

ABSTRACT

Objective: To analyze and predict the epidemic trend of overweight and obesity among children and adolescents aged 7-18 years in China from 1985 to 2019. Methods: Data were collected from the Chinese National Survey on Students Constitution and Health in 1985, 1995, 2000, 2005, 2010, 2014, and 2019 with the sample size of 409 945, 204 931, 209 209, 234 420, 215 317, 214 353, and 212 711, respectively. Overweight and obesity were evaluated according to the "classification standard of the weight index value of overweight and obesity screening for Chinese school-age children and adolescents" of the Working Group on Obesity in China (WGOC). The detection rate and average annual growth rate of overweight and obesity, and single obesity among children and adolescents aged 7-18 years were calculated, and ArcGis10.6 software was used to analyze the difference in the prevalence of overweight and obesity among children and adolescents in different regions in 2019. Polynomial regression function was used to fit the prevalence and average annual growth rate of overweight and obesity, and single obesity among children and adolescents from 1985 to 2019, and to predict the prevalence of overweight and obesity and single obesity among children and adolescents in China. Results: In 2019, the total prevalence of overweight and obesity among children and adolescents aged 7-18 years in China was 23.4%, and the prevalence of single obesity was 9.6%. The prevalence of overweight and obesity among urban children and adolescents was higher than that in rural areas (25.4% vs. 21.5%), and the prevalence in boys was higher than that in girls (28.4% vs. 18.4%) (both P values<0.001). In 2019, there was a large regional disparity in the prevalence of overweight and obesity in different provinces, with the lowest in Guangdong (12.2%) and the highest in Shandong (38.9%), and the high epidemic areas were mainly concentrated in North China and Northeast China. From 1985 to 2019, the prevalence of overweight and obesity among children and adolescents aged 7-18 years in China increased from 1.2% to 23.4%, with an increase of 18.1 times, while the prevalence of obesity alone increased from 0.1% to 9.6%, with an increase of 75.6 times. The prevalence of overweight and obesity in urban boys, urban girls, rural boys and rural girls increased from 1.3%, 1.5%, 0.5%, and 1.6% in 1985 to 31.2%, 19.4%, 25.6%, and 17.4% in 2019, with an increase of 22.3, 11.7, 54.2, and 10.1 times, respectively. According to the prediction model, the prevalence of overweight and obesity among children and adolescents aged 7-18 years in China will increase from 23.4% in 2019 to 32.7% in 2030, and the prevalence of obesity alone will increase from 9.6% in 2019 to 15.1% in 2030. The growth of rural children and adolescents is obvious. By 2025, the prevalence of overweight and obesity among rural children and adolescents in China will comprehensively exceed that of urban, and there will be an "urban-rural reversal" phenomenon. At the same time, the prevalence of children's obesity in China's low, medium and high epidemic areas will also continue to increase. By 2035, the prevalence of overweight and obesity among children and adolescents in medium epidemic areas will exceed that in high epidemic areas, and there will be a "provincial reversal" phenomenon. Conclusion: From 1985 to 2019, the overweight and obesity of children and adolescents in China will continue to grow rapidly with large regional differences.

7.
Chinese Journal of Preventive Medicine ; (12): 49-57, 2023.
Article in Chinese | WPRIM | ID: wpr-969884

ABSTRACT

Objective: To investigate the prevalence trend of high normal blood pressure and elevated blood pressure in children and adolescents aged 7 to 17 years in China from 2010 to 2019. Methods: Students aged 7-17 years were selected from the Chinese National Survey on Students' Constitution and Health from 2010 to 2019. High normal blood pressure and elevated blood pressure were determined according to the "Reference of screening for elevated blood pressure among children and adolescents aged 7-18 years" (WS/T 610-2018). The Chi-square test was performed to determine whether there was a difference in the prevalence of high normal blood pressure and elevated blood pressure by gender, residence and age group. Results: In 2019, the prevalence of high normal blood pressure in children and adolescents aged 7-17 years was 15.3% (29 855/195 625), which was higher in boys (20.2%, 19 779/97 847) and rural areas (15.4%, 15 066/97 567) than that in girls (10.3%, 10 076/97 778) and urban areas (15.1%, 14 789/98 058), respectively (all P<0.05). The prevalence of elevated blood pressure was 13.0% (25 377/195 625), which was higher in girls (13.2%, 12 925/97 778) and rural areas (14.1%, 13 753/97 567) than that in boys (12.7%, 12 452/97 847) and urban areas (11.9%, 11 624/98 058) (all P<0.05). From 2010 to 2019, the prevalence of high normal blood pressure showed an increasing trend, with an annual average growth rate from 1.14% to 3.18%. The overall prevalence of elevated blood pressure also showed an increasing trend from 2010 to 2019 but decreased in 2014. The annual average growth rate of elevated blood pressure was-1.07% from 2010 to 2014 and 9.33% from 2014 to 2019. About 17 provinces had an increasing trend in the prevalence of elevated blood pressure from 2010 to 2014, and 22 provinces with an increasing trend from 2014 to 2019. There were obvious regional differences in the annual average growth rate of the prevalence of high normal blood pressure and elevated blood pressure. The regions with the highest annual average growth rate of the prevalence of high normal blood pressure were the Northeast (5.47%) from 2010 to 2014 and the Western region (5.21%) from 2014 to 2019. For elevated blood pressure, the Northeast had the highest annual average growth rate from 2010 to 2014 (12.35%), while the Central (15.79%) and Western (12.87%) had the highest growth rate from 2014 to 2019. Conclusion: From 2010 to 2019, the prevalence of high normal blood pressure and elevated blood pressure in Chinese Han children and adolescents aged 7 to 17 shows an increasing trend, with regional disparities.

8.
Chinese Journal of Preventive Medicine ; (12): 36-41, 2023.
Article in Chinese | WPRIM | ID: wpr-969883

ABSTRACT

Objective: To analyze the trends of the age of menarche among Chinese Han girls aged 9 to 18 years from 2010 to 2019. Methods: Data were extracted from the Chinese National Surveys on Students' Constitution and Health in 2010, 2014 and 2019. A total of 253 037 Han girls aged 9 to 18 years with complete data on menarche were selected in this study. They were asked one-on-one about their menstrual status, age and residence information. The median age of menarche was estimated by probability regression. U tests were used to compare the difference in median age at menarche in different years. Results: The median age at menarche (95%CI) among Chinese Han girls was 12.47 (12.09-12.83) years in 2010, 12.17 (11.95-12.38) years in 2014 and 12.05 (10.82-13.08) years in 2019, respectively. Compared with that in 2010, the median age at menarche in 2019 decreased by 0.42 years (U=-77.27, P<0.001). The annual average changes were-0.076 years from 2010 to 2014 (U=-57.19, P<0.001) and-0.023 years from 2014 to 2019 (U=-21.41, P<0.001), respectively. The average annual changes in urban areas in the periods of 2010 to 2014 and 2014 to 2019 were-0.071 years and 0.006 years, respectively, while those in rural areas were-0.082 years and-0.053 years, respectively. The average annual changes in the regions of north, northeast, east, south central, southwest and northwest were-0.064, -0.099, -0.091, -0.080, -0.096 and-0.041 years in the period of 2010 to 2014 and 0.001, -0.040, -0.002, -0.005, -0.043 and-0.081 years in the period of 2014 to 2019. Conclusion: The age of menarche among Chinese Han girls aged 9 to 18 years shows an advanced trend from 2010 to 2019, and the trends in urban and rural areas and different regions have different characteristics.

9.
Chinese Journal of Preventive Medicine ; (12): 486-491, 2023.
Article in Chinese | WPRIM | ID: wpr-984764

ABSTRACT

Objective: To analyze the trends of the age of menarche among Chinese Han girls aged 9 to 18 years from 2010 to 2019. Methods: Data were extracted from the Chinese National Surveys on Students' Constitution and Health in 2010, 2014 and 2019. A total of 253 037 Han girls aged 9 to 18 years with complete data on menarche were selected in this study. They were asked one-on-one about their menstrual status, age and residence information. The median age of menarche was estimated by probability regression. U tests were used to compare the difference in median age at menarche in different years. Results: The median age at menarche (95%CI) among Chinese Han girls was 12.47 (12.09-12.83) years in 2010, 12.17 (11.95-12.38) years in 2014 and 12.05 (10.82-13.08) years in 2019, respectively. Compared with that in 2010, the median age at menarche in 2019 decreased by 0.42 years (U=-77.27, P<0.001). The annual average changes were -0.076 years from 2010 to 2014 (U=-57.19, P<0.001) and -0.023 years from 2014 to 2019 (U=-21.41, P<0.001), respectively. The average annual changes in urban areas in the periods of 2010 to 2014 and 2014 to 2019 were -0.071 years and 0.006 years, respectively, while those in rural areas were -0.082 years and -0.053 years, respectively. The average annual changes in the regions of north, northeast, east, south central, southwest and northwest were -0.064, -0.099, -0.091, -0.080, -0.096 and -0.041 years in the period of 2010 to 2014 and 0.001, -0.040, -0.002, -0.005, -0.043 and -0.081 years in the period of 2014 to 2019. Conclusion: The age of menarche among Chinese Han girls aged 9 to 18 years shows an advanced trend from 2010 to 2019, and the trends in urban and rural areas and different regions have different characteristics.


Subject(s)
Female , Humans , Child , Adolescent , Menarche , Probability , East Asian People
10.
Chinese Journal of Preventive Medicine ; (12): 583-589, 2022.
Article in Chinese | WPRIM | ID: wpr-935328

ABSTRACT

Objective: To explore the role of parental reproductive age on the risk of overweight and obesity in offspring. Methods: The participants were derived from physical examination data of students aged 6-18 years in seven provinces in China, and questionnaire survey was used to collect demographic characteristics and lifestyle information of the students and their parents. A total of 41 567 children with complete data were included. According to the restricted cubic spline curve, maternal reproductive age was divided into three categories, 14-23, 24-28, and 29-38 years, and paternal reproductive age was divided into 14-23, 24-30, and 31-42 years. Multivariate logistic regression model was used to analyze the association between parental reproductive age and parental nutritional status and the risk of overweight and obesity in offspring. Results: The mean age of 41 567 children was (10.6±3.2) years, and the mean paternal and maternal age were (27.9±4.4) years and (25.8±4.0) years, respectively. The detection rate of overweight and obesity was 23.4%. After adjusting factors of children diet and behaviors, the OR(95%CI)of offspring overweight and obesity in groups of fathers aged 24-30 years and mothers aged 24-28 years was 1.11 (1.04-1.18) and 1.16 (1.08-1.24), respectively. When none parents were overweight and obese, the difference of obesity risk was not statistically significant. When both parents were overweight and obese, the OR(95%CI)of offspring overweight and obesity in groups of fathers aged 24-30 years and mothers aged 14-28 years old was 1.27 (1.00-1.62) and 1.33 (1.07-1.65) respectively. Conclusion: Parental reproductive age and parental overweight and obesity status may both increase the risk of overweight and obesity in offspring, with a significant interaction effect.


Subject(s)
Adolescent , Adult , Child , Female , Humans , Male , Young Adult , Fathers , Mothers , Obesity/epidemiology , Overweight/epidemiology , Risk Factors
11.
Chinese Journal of Biotechnology ; (12): 1671-1684, 2022.
Article in Chinese | WPRIM | ID: wpr-927811

ABSTRACT

Bioengineering majors require students to acquire excellent abilities of thinking and analyzing complex problems and have high requirements for students' comprehensive practical skills. Because of the professional characteristics, it is necessary to develop students' abilities to solve complex problems via the teaching of a series of experiments. Therefore, it is particularly important to reform the traditional experiment teaching for students majoring in bioengineering to improve the teaching quality, which have great significance for the cultivation of comprehensive talents. In this study, with the advantages of geographical location and resources to cultivate application-oriented innovative talents, the course group of Comprehensive Experiment of Bioengineering has designed the course based on virtual simulation technology in Binzhou University. Taking the experiment of extraction and bioactivity analysis of Suaeda salsa (growing in the Yellow River Delta) polysaccharide in fermentation as a case, we studied the course design idea, experimental process, teaching method and result analysis, and have improved the teaching performance. This case analysis provides new ideas and content reference for the teaching reform of similar courses.


Subject(s)
Humans , Bioengineering/education , Biomedical Engineering/education , Students , Technology , Universities
12.
Shanghai Journal of Preventive Medicine ; (12): 464-468, 2022.
Article in Chinese | WPRIM | ID: wpr-929595

ABSTRACT

ObjectiveTo investigate the value of remote consultation of heart sound acquisition in screening and referral of neonates with congenital heart diseases (CHD) in primary hospitals. MethodsA total of 4 030 neonates with non-critical diseases were selected. They were born in Shanghai Pudong New Area Maternal and Child Health Hospital from November 5, 2019 to March 31, 2021. After birth, routine cardiac auscultation was performed and remote consultation of heart sound collection were performed at the same time in combination with percutaneous oxygen saturation measurement to screen CHD. The children with any positive screening index were advised to verify the diagnosis by cardiac ultrasound examination in Shanghai Children's Medical Center. The diagnostic value of different screening methods was compared. ResultsA total of 110 cases were detected positive by routine screening. Among them, 16 cases were lost to follow-up, and 46 cases were confirmed by cardiac ultrasound examination, with a positive diagnosis rate of 48.94% (46/94). A total of 51 cases were detected positive by routine screening and remote consultation of heart sound collection simultaneously. Among them, 42 cases were confirmed by cardiac ultrasound examination, with a positive diagnosis rate of 82.35% (42/51). The difference between the two positive diagnosis rates was statistically significant (P<0.001). ConclusionRemote consultation of heart sound acquisition on the basis of routine neonatal CHD screening can effectively improve the positive diagnosis rate of CHD screening in primary hospitals, and reduce unnecessary referrals. This method is simple and feasible. It has practical value in primary hospitals that lack professional technicians for the diagnosis and treatment of CHD.

13.
Journal of Peking University(Health Sciences) ; (6): 498-505, 2021.
Article in Chinese | WPRIM | ID: wpr-942208

ABSTRACT

OBJECTIVE@#To analyze the secular trend, ranking change, age- and regional- characteristics of leading infectious diseases among Chinese students population aged 6 to 22 years from 2008 to 2017.@*METHODS@#Data were drawn from the national surveillance from 2008 to 2017, and the participants were students aged from 6 to 22 years who were diagnosed with notifiable infectious diseases. A total of 40 infectious diseases were classified into three groups based on national notifiable infectious diseases classification of A, B and C. The morbidity and mortality rates from infectious diseases were calculated using the numbers of students published by the ministry of education as the denominator. The age- and province-specific infectious diseases with the highest incidence were selected as the leading infectious diseases for analysis.@*RESULTS@#From 2008 to 2017, the incidence rate, the number of cases and the number of deaths of infectious diseases among the boys aged 6-22 years in China were higher than that of the girls, and the overall trend was downward during the study period. The incidence rates in the boys and girls decreased from 2008 to 2015 with decrease of 43.4% and 40.1%, respectively. However, by 2017, the increase rate rebounded with the increases of 47.1% and 53.8%. The rebound trend was mainly caused by the increase of group C of infectious diseases. During the past decade, the top leading three diseases of groups A and B of infectious diseases were viral hepatitis, tuberculosis and dysentery in 2018, respectively, which changed to tuberculosis, scarlet fever and viral hepatitis in 2017. The top leading three infectious diseases in terms of mortality were rabies, tuberculosis, and human immunodeficiency virus (HIV)/acquired immune deficiency syndrome (AIDS) in 2008, which were transformed into HIV/AIDS, rabies, and tuberculosis in 2017. There was no significantly obvious change in the incidence and mortality order of group C of infectious diseases during the decade. In the analysis of age groups and regions, the leading infectious diseases in groups A and B transferred from viral hepatitis to scarlet fever and tuberculosis, while in group C, mumps and infectious diarrhoea almost always dominated the leading infectious diseases. But in recent years, influenza and hand-foot-and-mouth disease increased significantly in the eastern region.@*CONCLUSION@#During the past decade, China has got remarkable achievements in the prevention and control of children infectious disease. However, the change patterns and characteristics of notifiable infectious diseases among children and adolescents show the urgent need for prevention and control of respiratory tract infectious diseases, HIV/AIDS and other sexually transmitted diseases as well as new emerging infectious diseases in China in the future. This study provides important basis for policy making of Chinese national school-based infectious disease prevention and control mechanism.


Subject(s)
Adolescent , Animals , Child , Female , Humans , Male , China/epidemiology , Communicable Diseases/epidemiology , Incidence , Students , Tuberculosis
14.
Chinese Journal of Geriatrics ; (12): 937-941, 2021.
Article in Chinese | WPRIM | ID: wpr-910945

ABSTRACT

The human gut is populated by a complex community of microbiota that coexists with the host to maintain homeostasis.Macrogenomic and metabonomics analysis shows that the imbalance in gut microbiota composition and diversity, some bacterial components, metabolites and the signaling pathways mediated by them are involved in the occurrence and development of a variety of diseases, especially in the elderly.Intestinal microorganisms are one of the important factors affecting age-related diseases and can provide insights on treatment strategies for the elderly.This review focuses on the composition of the intestinal microbiota, interaction between the microbiota and the host, features of the gut microbiota in common geriatric diseases and pathogenic mechanisms.

15.
Chinese Journal of Medical Education Research ; (12): 749-752, 2021.
Article in Chinese | WPRIM | ID: wpr-908873

ABSTRACT

Aiming at the continuous advancement and deepening of curriculum ideological and political education in medical courses, taking the recent outbreak of public health emergency as an example, this paper expounds the feasibility of taking public health emergencies as typical cases of ideological and political education in public health courses in medical colleges from medical ethics, national spirit, policy guidelines, medical and health administrative system, social benefits and economic evaluation, scientific research collaboration, international cooperation and other aspects, in order to realize the simultaneous development of professional education and ideological and political education, and cultivate more high-quality medical talents with both merit and talent.

16.
International Journal of Cerebrovascular Diseases ; (12): 370-377, 2021.
Article in Chinese | WPRIM | ID: wpr-907334

ABSTRACT

Recanalization therapy is the standard treatment for acute ischemic stroke. However, sometimes blood flow reperfusion not only fails to restore brain function, but also leads to further necrosis and apoptosis of neurons, thereby aggravating brain tissue damage and brain dysfunction of the patients, that is, reperfusion injury. Remote ischemic conditioning (RIC) is a simple, safe, convenient and easy method to protect brain tissue, improve cerebral blood flow and alleviate ischemia-reperfusion injury by giving multiple transient ischemic treatments to remote organs (usually limbs). This article reviews the application of RIC in the field of acute ischemic stroke in recent years.

17.
Acta Pharmaceutica Sinica B ; (6): 3678-3682, 2021.
Article in English | WPRIM | ID: wpr-922740

ABSTRACT

EIDD-2801 is an orally bioavailable prodrug, which will be applied for emergency use authorization from the U.S. Food and Drug Administration for the treatment of COVID-19. To investigate the optimal parameters, EIDD-2801 was optimized

18.
Journal of Biomedical Engineering ; (6): 1154-1162, 2021.
Article in Chinese | WPRIM | ID: wpr-921857

ABSTRACT

The functional coupling between motor cortex and effector muscles during autonomic movement can be quantified by calculating the coupling between electroencephalogram (EEG) signal and surface electromyography (sEMG) signal. The maximal information coefficient (MIC) algorithm has been proved to be effective in quantifying the coupling relationship between neural signals, but it also has the problem of time-consuming calculations in actual use. To solve this problem, an improved MIC algorithm was proposed based on the efficient clustering characteristics of K-means ++ algorithm to accurately detect the coupling strength between nonlinear time series. Simulation results showed that the improved MIC algorithm proposed in this paper can capture the coupling relationship between nonlinear time series quickly and accurately under different noise levels. The results of right dorsiflexion experiments in stroke patients showed that the improved method could accurately capture the coupling strength of EEG signal and sEMG signal in the specific frequency band. Compared with the healthy controls, the functional corticomuscular coupling (FCMC) in beta (14~30 Hz) and gamma band (31~45 Hz) were significantly weaker in stroke patients, and the beta-band MIC values were positively correlated with the Fugl-Meyers assessment (FMA) scale scores. The method proposed in this study is hopeful to be a new method for quantitative assessment of motor function for stroke patients.


Subject(s)
Humans , Algorithms , Electroencephalography , Electromyography , Motor Cortex , Muscle, Skeletal , Stroke
19.
Chinese Journal of Contemporary Pediatrics ; (12): 475-481, 2021.
Article in Chinese | WPRIM | ID: wpr-879880

ABSTRACT

OBJECTIVE@#To study the effect of oral motor intervention (OMI) on brain function development in preterm infants.@*METHODS@#A total of 112 preterm infants were stratified into small-gestational-age (30-31@*RESULTS@#On day 7 of OMI, the small-gestational-age intervention group had lower upper bounds of voltage and bandwidth and a higher aEEG score than the small-gestational-age control group (@*CONCLUSIONS@#OMI can promote the maturation of aEEG background activities, improve neurobehavioral manifestations, and accelerate brain function development in preterm infants.


Subject(s)
Humans , Infant , Infant, Newborn , Brain , Electroencephalography , Gestational Age , Infant, Premature , Infant, Small for Gestational Age
20.
Chinese Journal of Experimental Ophthalmology ; (12): 473-475, 2020.
Article in Chinese | WPRIM | ID: wpr-865307

ABSTRACT

Ametropic visual impairment has become a public health problem in China and even in the world, especially the prevention and control of myopia development, and the Chinese government attaches great importances to the eye health of school-age children and adolescents.The establishment of visual health archives and the screening of refractive errors are important managements prevention and control.However, there has always been a lack of relevant domestic or international screening specifications, and which may result in screening implementation subject confusion, inconsistent screening indicators and boundary values, unscientific operation methods and feedback in the routine screening work in China.With the push and support of National Health Commission, a recommended national health standard Specification for Screening of Refractive Error in School-age Children and Adolescents (WS/T 663-2019) was officially issued on January 11, 2020 and will be implemented from June 1, 2020, which clarified the technical standardization for the specific requirement, methods, referral recommendation and management during screening of refractive error in school-age children and adolescents.Implementing an effective screening and prevention of ametropic visual impairment in school-age children and adolescents according to the standard is an important task and responsibility of medical and educational institutions.

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