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Research on the effects of exercise combined with traditional Chinese medicine compound of castration on rat femur biomechanics

Jiamou Wang ; Tongou Liu

Chinese Journal of Rehabilitation Medicine.2019;(1):11-15.

Objective: To explore the rats bone biomechanics improvement action after exercise combined with traditional Chinese medicine compound of castration. Method: A total of 100 SPF SD female rats, aged 180 days, were randomly divided into blank group，model group，exercise，traditional Chinese medicine compound，sports combined with traditional Chinese medicine compound group, 20 in each group. Followed conventional breeding 14 days after surgery. 2ml 0.9% sodium chloride was filled to stomach daily for model group and exercise group. 2ml traditional Chinese medicine compound solution was filled to the stomach daily for the traditional Chinese medicine compound and sports combined with traditional Chinese medicine compound group. Besides, the rats were forced to running on flat treadmill 20 minutes daily at speed of 5m/min for exercise group and sports combined with traditional Chinese medicine compound group. After 12 weeks treatment, bilateral femur were collected, attached muscle and connective tissue were took out. Then three-point bending test, microstructure observation, and static parameters of bone trabecula test were completed. Result: BMD, maximal load of femur, and static parameters of bone trabecula test for model group, blank group, exercise group, Chinese medicine compound group, exercise combined with traditional Chinese medicine compound group all have obvious difference from the model group (P<0.01 or P<0.05). Conclusion: Exercise combined with traditional Chinese medicine compound is beneficial for treatment of osteoporosis in castrated rats.

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"The modulating effect of 5-HT1B and D1DR receptors in neurons within ""SNr/GPi-VL-SMA"" pathway on exercise induced fatigue"

Yanru HU ; Xiaoli LIU ; Decai QIAO

Chinese Journal of Rehabilitation Medicine.2017;32(5):501-508. doi:10.3969/j.issn.1001-1242.2017.05.002

Objective:To observe the changes of 5-HT1B and D1DR expression in nucleus of SNr/GPi-VL-SMA pathway in pre and post-exhaustive exercise,and investigate the central mechanism of SNr/GPi-VL-SMA pathway modulating the occurrence and development of exercise-induced fatigue.Method:Twenty-four male Wistar rats were randomly divided into control group (CG),immediately after exhaustion group (EG),and 90min after recovery group (RG),each consists of 8 rats.The expression level of 5-HT1B and D1DR receptors in each group were observed with the immunohistochemistry technique.Result:Compared with CG,the positive cell area/scanning area value (R value) and the average optical density value (AOD value) of 5-HT1B receptor in SNr and GPi of the EG and RG rats both decreased significantly (P ＜ 0.05),while the R value and AOD value of D1DR both increased significantly(P＜ 0.05).The R value and AOD value of 5-HT1B receptor in VL of EG and RG rats increased significantly(P＜0.05,P＜0.01).In SMA,the R value and AOD value of 5-HT1B receptor of EG and RG rats increased significantly (P＜ 0.05),while,the R value and AOD value of D1DR receptor decreased significantly (P ＜ 0.05).Conclusion:Changes of 5-HT1B receptor and D1DR receptor expression in the nuclei of ‘SNr/GPi-VL-SMA'pathway caused the changes of the neurotransmitters release,thus affecting the excitability of the electrical activity of neurons,this might be one of the important ways for ‘SNr/GPi-VL-SMA'pathway modulating the exercise-induced fatigue and exercise performance.

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A curative efficacy study of functional training focusing on muscle group around shoulder for subacromial impingement syndrome

Ping LUO ; Hongsheng LIN

Chinese Journal of Rehabilitation Medicine.2017;32(5):543-547. doi:10.3969/j.issn.1001-1242.2017.05.010

Objective:To study the curative efficacy of functional training focusing on muscle group around shoulder for subacromial impingement syndrome.Method:Forty five patients with subacromial impingement syndrome (SIS) were randomly grouped into three groups (fifteen patients for each group).Patients in Group Ⅰ were trained only on muscles around scapula.Patients in Group Ⅱ were treated on rotator cuff muscles.While patients in Group Ⅲ were treated on both.The training goes every 2 days and last for 4 weeks.The indexes for evaluating curative efficacy included:the Neer-test,the Hawkins-test and the Peen Shoulder Score.These indexes were measured immediately and three months after the four week treatment.Result:After treatment of the functional training focusing on muscle group around shoulder,Neer-tests and Hawkins-tests of all of patients were changed from positive to negative,the degree of pain compared with pain before the treatment declined apparently(P＜0.01),at the same time,the degree of satisfaction and the function went up remarkablely(P＜0.01).Compared with group Ⅰ and group Ⅱ,it dropped the most notably on the degree of pain in the group Ⅲ(P＜0.01),however,the degree of satisfaction and the function rose most apparently (P＜0.01) Conclusion:The curative efficacy of functional training focusing on muscle group around shoulder for sub-acromial impingement syndrome was effective apparently.But the efficacy of treated focusing on both muscles around scapula and rotator cuff was the most remarkably.

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The application of surface electromygraphy in functional assessment of patients with post-stroke pharyngeal dysphagia

Lingling LIU ; Zhen FENG

Chinese Journal of Rehabilitation Medicine.2017;32(5):534-538. doi:10.3969/j.issn.1001-1242.2017.05.008

Objective:To investigate the difference of amplitude and duration in submental muscles and infrahyoid muscles activities during pharyngeal swallowing between normal adults and post-stroke dysphagia by using surface electromyography technique and analysis system.Method:The clinical data from 30 cases of PSD and 30 healthy controls were collected.ME6000-T8-type sEMG machine was used to collect sEMG of two groups in resting state,saliva swallow and wet swallow,and therefore calculate the average amplitude and duration.Result:①In resting state:there were no statistical difference in the average amplitude of submental and infrahyoid muscles between PSD group and control group(P＞0.05);In PSD group:statistical differences were not observed in the amplitude between submental muscles and infrahyoid muscles;In control group:there were no statistical difference in the average amplitude between submental muscles and infrahyoid muscles;②During dry swallowing:the results indicated that the average amplitude of submental and infrahyoid muscles in PSD group were significantly lower than that in control group;and the duration of submental and infrahyoid muscles was significantly lower with statistical difference(P＜0.05).③During wet swallowing(swallowing5ml water):the average amplitude of submental and infrahyoid muscles in control group were significantly higher than that in PSD group(P＜0.005);and the duration of submental and infrahyoid muscles were also significantly prolonger (P＜0.001);④Intra-group comparison:statistically differences were not observed in the amplitude and duration between submental muscles and infrahyoid muscles for both PSD group and control group(P＞0.05).Conclusion:sEMG could be used as a non-invasive、simple、rapid tool in detecting the sEMG activities of related muscles during pharyngeal swallowing.The average amplitude and duration of submental and infrahyoid muscles can not only preliminarily screen and evaluate swallowing function,but also reflect the complexity and the elevation persistence time of the hyoid bone and the larynx in elevation movement,which were used to evaluate the neuromuscular function and predict the risk of aspiration of patients.

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Postural influence on lower limb loading and stability during stand-to-sit movement in hemiplegic stroke patients

Jinfa LUO ; Chaomin NI ; Meng LIU

Chinese Journal of Rehabilitation Medicine.2017;32(8):885-889. doi:10.3969/j.issn.1001-1242.2017.08.006

Objective:To investigate the effect of four different limbs postures on leg loading and stability of stand-to-sit (StandTS) in hemiplegic stroke patients.Method:30 hemiplegic stroke patients and 30 healthy individuals participated in this study.The duration,mean lower limb loading,and sway of the center of gravity (COG) in mediolateral directions (COGX) were measured during StandTS at four postures.Result:There were no significant differences in duration,mean lower limb loading,and COGX between the two arm positions during StandTS in hemiplegic stroke patients (0.05＜P＜0.1).In hemiplegic stroke patients performing StandTS,there were significant differences in duration,lower limb loading,and COGX between the different foot positions (P＜0.05).When hemiplegic stroke patients placed the paretic foot posterior,the weightbearing asymmetry between lower limbs was greatly improved,compared with the asymmetry when the non-paretic foot was posterior (P＜0.05).Furthermore,when the non-paretic foot was posterior,the duration to complete the StandTS movement increased (P＜0.05),and the postural stability during StandTS improved(P＜0.05).There were no significant differences in duration,mean lower limb loading,and COGX among four different limbs positions during StandTS in healthy individuals (0.05＜P＜0.1).Conclusion:Changing the upper limb position did not affect lower limb loading and postural stability during StandTS in stroke patients.However,changing the foot position significantly influenced the lower limb loading and postural stability during StandTS in hemiplegic stroke patients.

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Effects of MCP-1 in isometric exercise training promotes the collateral artery formation in mice with myocardial ischemia

Juntao GUAN ; Canru GENG ; Xiao LU

Chinese Journal of Rehabilitation Medicine.2017;32(8):856-862. doi:10.3969/j.issn.1001-1242.2017.08.001

Objective:To investigate the role of monocyte chemoattractant protein-1 in the progress that isometric exercise training improves arteriogenesis.Method:Twenty-four male Sprague-Dawley rats were used,weighing (200±20)g.The rats were randomized into control group (CG),myocardial ischemia group (MI),exercise training group (ET),MCP-1 inhibitor group (LG).There were 6 rats in each group.Rats were continuously administered 10mg/kg subcutaneously isoproterenol for successive 2 weeks to establish the myocardial ischemia model.Successfully modeled rats were in groups MI,ET and LG.Isometric exercise training were performed in group ET and LG.The rats in group LG were given MCP-1 inhibitor leflunomide by gavage.After 8 weeks of training,the left ventricular myocardium was extracted and relative collateral blood flow (RCBF) was measured by microspheres.Artery density (AD) and monocytes were measured by immunohistochemistry analysis.Western blot analysis and real-time quantitative PCR were performed to assay protein and mRNA of MCP-1.Result:RCBF and AD increased significantly in group ET as compared to the rest groups.RCBF and AD in group LG showed higher than that in group MI but not significant.The number of monocytes,MCP-1 mRNA and MCP-1 expression were significantly elevated in ischemic myocardium of group ET.Interestingly,the number of monocytes,MCP-1 mRNA and MCP-1 expression showed lower than that in group MI but also not significant.Conclusion:Eight weeks of isometric exercise training can increase the expression of MCP-1 in ischemic myocardium and promote the arteriogenesis.

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Effects of Hongqi formular combined with exercise preconditioning against myocardial ischemic reperfusion injury in rats

Qiang WANG ; Hongfei SHI

Chinese Journal of Rehabilitation Medicine.2017;32(4):434-439,463. doi:10.3969/j.issn.1001-1242.2017.04.011

Objective:To study the effects and mechanisms of Hongqi formular combined with exercise preconditioning against myocardial ischemic reperfusion injury in rats.Method:Fifty health male SD rats were randomly divided into sham,IR,EP,HP and EHP group.After establishing of EP animal model,the rats were ligated ramus descendens coronary artery to induce myocardial ischemic reperfusion model.The serum cardiac troponin Ⅰ (cTn Ⅰ),myocardium IL-6,TNF-α were detected by enzyme linked immunosorbent assay (ELISA).The myocardium MDA was detected by chemical colorimetry method.The myocardium SOD was detected by xanthine hydrocarbonylation.The serum ET,6-k-PGF1α,TXB2 density were detected by radioimmunoassay,and the myocardium Ca2+ density was detected by atom absorption spectrophotometry.Result:①As compared with the group IR,the serum cTn Ⅰ decreased significantly in groups EP,HP and EHP;As compared with the group EHP,the cTn Ⅰ level in serum was increased in groups EP and HP.②As compared with the group IR,the Ca2+ level in myocardial sarcoplasmic reticulum was decreased significantly in groups EP,HP and EHP;As compared with the group EHP,the Ca2+ level in myocardial sarcoplasmic reticulum was decreased significantly in group EP.③As compared with the group IR,the ET in serum were decreased significantly in groups EP,HP and EHP;As compared with the group EHP,the ET,TXB2 in serum were increased significantly in groups EP and the 6-k-PGF1αin serum were decreased significantly in groups EP.④As compared with the group IR,the IL-6 and TNF-α in cardiac muscle were decreased in groups EP,HP and EHP;As compared with the group EHP,the IL-6 and TNF-α in cardiac muscle were increased in groups EP and HP.⑤As compared with the group IR,the SOD in cardiac muscle was increased significantly in groups EP,HP and EHP and the MDA in cardiac muscle was decreased significantly in groups EP,HP and EHP;As compared with the group EHP,the SOD in cardiac muscle was decreased significantly in groups EP and the MDA in cardiac muscle was decreased significantly in group EP.Conclusion:Hongqi formular combined with exercise preconditioning produces cardio-protective effect during myocardial ischemic reperfusion,which may be related with the enhanced anti-oxidant ability,the decreased blood cell damage,the maintainace of vascular endothelium function,the improved microcirculation and the decreased calcium overloading.

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A case study on language deficits in posterior aphasia

Xiaoli WANG ; Gang CUI ; Ling LI

Chinese Journal of Rehabilitation Medicine.2017;32(4):402-408,418. doi:10.3969/j.issn.1001-1242.2017.04.005

Objective:To explore the language deficits in a single case of posterior aphasic to test the dual-system model of language processing and provide neurolinguistic basis for clinical language therapy.Method:A circumscribed posterior aphasic was selected,whose language data were collected through spontaneous talk,WAB test,and other language production tasks including picture-naming and sentence repetition.The language data were analyzed with the emphasis on syntax-lexicon dissociation and noun-verb dissociation.Result:For the posterior aphasic,lexicon was severely impaired while syntax was preserved relatively well;in comparison to lexical production,lexical comprehension was preserved better;noun-verb dissociation,especially NSD,was discovered.Conclusion:The syntax-lexicon dissociation and the relevant noun-verb dissociation can serve as powerful evidence for the dual-system model of language processing,and throw light on language therapy for posterior aphasics.

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Clinical study of scalp electroacupuncture combined with language training on post-stroke aphasia patients

Ling YANG ; Yaoguang GUO

Chinese Journal of Rehabilitation Medicine.2017;32(3):305-308,312. doi:10.3969/j.issn.1001-1242.2017.03.012

Objective:To study the scalp electroacupuncture combined with language training on the language function of post-stroke aphasia patients.Method:Ninety patients were divided into experimental group and control group by random number table method.The patients in the experimental group were treated by language rehabilitation training combined with electroacupuncture,while the control group was treated only by verbal training.Schuell stimulation was performed by one to one training and different types of aphasia patients focued on the different types of training.A course of treatment consisted of 2 weeks training with 30mins for each time,5 times a week.For acupuncture treatment,scalp acupuncture points were employed with motor area for motor aphasia,sensory area for sensory aphasia and three language areas for complete language aphasia,also combined with Baihui,wind House,dumb gate and other points.All patients received a course of treatment.The language function was evaluated by using Chinese Aphasia Test and the scores of spontaneous speech,language comprehension,repetition and nomenclature were compared before and after treatment.The degree of aphasia was assessed by the Boston Diagnostic Aphasia Examination (BDAE).The total efficacy was compared by Boston Diagnostic Aphasia.Result:There were significant differences in spontaneous speech,verbal comprehension,repetition,nomenclature and aphasia scores in the experimental group before and after treatment(P=0.01,0.03,0.02,0.02,0.02,P＜0.05)There were significant differences(P=0.02,0.03,0.01,0.02,0.03,P＜0.05) in the spontaneous speech,verbal comprehension,repetition and nomenclature and aphasia scores in the control group before and after treatment.There were significant differences in spontaneous speech,verbal comprehension,repetition,nomenclature and aphasia scores between the two groups(P=0.03,0.03,0.03,0.02,0.03,P＜0.05).There was significant difference in the total curative effect between the two groups(P=0.03,P＜0.05).Conclusion:The scalp electroacupuncture combined with language training can significantly improve spontaneous speech,verbal comprehension,repetition and naming degree score and aphasia for post-stroke patients,and has better curative effect than pure language training.

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Validity and reliability of Wolf motor function test on assessing the upper extremities motor function of Chinese stroke patients in acute stage

Yuanyuan WU ; Yu MIN ; Tiebin YAN

Chinese Journal of Rehabilitation Medicine.2009;24(11):992-994,998.

Objective: To study validity and reliability of Wolf motor function test (WMFT) on assessing the upper extremities motor function of acute stroke patients so as to guide clinical application. Method: Twenty-three stroke patients in acute stage participated in the study. Patients were assessed twice with WMFT and the upper extremities motor function test of Fugl-Meyer movement assessment (U-FMA) within one week. The correlation between the assessment results of WMFT and U-FMA were analyzed to study the validity and reliability of WMFT. Result: WMFT was highly correlated with U-FMA in total scores (r =0.922, 0.929, P＜0.001). There were high correlation in all items of WMFT between two assessment sessions. The intraclass correlation coefficients (ICC) were 0.989, 0.997 for intrarater and 0.980, 0.991 for interrater. Conclusion: The WMFT is valid and reliable on assessing upper extremities motor function of stroke patients in acute stage.

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