搜索结果: 226-240 共查到“知识库 基础医学其他学科”相关记录1097条 . 查询时间(2.14 秒)
Development and Validation of an Objective Balance Error Scoring System
STANDING,BALANCE POSTURAL,CONTROL CONCUSSION,EVALUATION BALANCE,ERROR,SCORING,SYSTEM
2017/5/24
Limited access to sophisticated technology and the unreliability of simple tools prevent accurate and reliable human standing balance assessments outside research laboratory settings. The goal of this...
Convergent Validity of a Brief Self-reported Physical Activity Questionnaire
SELF-REPORT CONVERGENT,VALIDITY PHYSICAL,ACTIVITY,ASSESSMENT COMPONENTS,OF,PHYSICAL,ACTIVITY,BEHAVIOR
2017/5/23
The objective of this study is to determine whether summary estimates of a self-report physical activity questionnaire that does not specifically assess frequency or duration (the Coronary Artery Risk...
探讨基线终末期肝病模型 （MELD） 、 MELD-Na、 整合 MELD 模型 （iMELD） 3 种模型评估初始治疗乙型肝炎病毒 （HBV） 相关慢加急性肝衰竭 （ACLF） 患者近期预后的价值。 方法 对解放军第三〇二医院2011 年 1 月至 2013 年 1 月收治的 232 例初始治疗的 HBV 相关 ACLF 患者进行前瞻性临床随访，分析患者入院时 MELD、 MELD-Na、 iM...
β-Alanine Dose for Maintaining Moderately Elevated Muscle Carnosine Levels
NUTRITIONAL,SUPPLEMENTS HISTIDINE-CONTAINING,DIPEPTIDES BUFFERING,CAPACITY EXERCISE,PERFORMANCE CARNOSINE BETA-ALANINE
2017/5/23
Chronic β-alanine (BA) supplementation is an increasingly popular nutritional strategy, because it can elevate muscle carnosine content and thereby enhance high-intensity exercise performance. The cur...
Central and Peripheral Fatigability in Boys and Men during Maximal Contraction
MUSCLE,FATIGUE MUSCLE,ACTIVATION CHILDHOOD TWITCH,INTERPOLATION EMG M-WAVE
2017/5/23
The purpose of this study was to examine central and peripheral factors of fatigability that could explain the differences in fatigability between adults and prepubertal boys after maximal sustained i...
珠三角地区创伤患者睡眠障碍与PTSD关系
创伤后应激障碍(PTSD) 睡眠障碍 影响因素 相关性
2014/10/29
了解珠江三角洲地区创伤住院患者创伤后应激障碍（PTSD）与睡眠障碍的发生情况及二者关系，并分析创伤后应激障碍患者睡眠障碍的影响因素。方法 采用目的抽样法抽取珠江三角洲地区708名创伤患者，使用PTSD平民版筛查问卷（PCL-C）、匹兹堡睡眠质量指数量表（PSQI）及自编影响因素调查表进行问卷调查。结果 珠江三角洲地区708名创伤患者PTSD发生率为27.5%，其中，轻或中度症状者占68.2%（13...
化疗耐药导致肿瘤很快复发和/或转移，是目前肺癌死亡的主要原因之一。β-tubulin是抗微管药物的主要细胞靶点。已有的研究证明：βIII-tubulin高表达与非小细胞肺癌（non-small cell lung cancer, NSCLC）耐药有关。利用RNA干扰技术沉默耐紫杉醇A549细胞（A549/Taxol）中βIII-tubulin基因表达，探讨靶基因下调后对化疗药物紫杉醇的敏感性的变化...
Assessing Sedentary Behavior with the GENEActiv: Introducing the Sedentary Sphere
SITTING POSTURE TRIAXIAL,ACCELEROMETER WRIST THIGH MARCA
2017/5/23
The Sedentary Sphere is a method for the analysis, identification, and visual presentation of sedentary behaviors from a wrist-worn triaxial accelerometer.
Central Fatigue Assessed by Transcranial Magnetic Stimulation in Ultratrail Running
CORTICAL,VOLUNTARY,ACTIVATION CORTICOSPINAL EXCITABILITY INTRACORTICAL,INHIBITION NEUROMUSCULAR FATIGUE
2017/5/23
The well-established central deficit in ultraendurance running races is not understood. The use of transcranial magnetic stimulation (TMS) in parallel with peripheral nerve stimulation provides insigh...
Evaluation of Anthropometric Equations to Assess Body Fat in Adults: NHANES 1999–2004
ADIPOSITY DXA HEIGHT WEIGHT WAIST CIRCUMFERENCE SKINFOLD
2017/5/23
Equations that estimate percentage body fat (PBF) from anthropometrics are widely used, although most were developed in small nonrepresentative samples. No study has examined the generalizability of t...
PM2.5暴露对大鼠系统性炎症及动脉组织黏附分子表达的影响
PM2.5 系统性炎症 黏附分子 荧光定量PCR
2014/7/10
研究PM2.5短期暴露对大鼠系统性炎症及主动脉细胞间黏附分子-1(ICAM-1)及血管细胞黏附分子-1(VCAM-1)基因表达的影响，初步探讨PM2.5心血管毒性损伤机制。方法 采集空气中PM2.5样本并制备成20 mg/ml的混悬液。24只SD大鼠随机分为对照组、低剂量染毒组和高剂量染毒组，每组8只，分别给予气管内灌注生理盐水或不同浓度混悬液，每日1次，连续染毒7 d。采用ELISA技术检测各组...
以人巨细胞病毒HCMV PP65抗原为靶分子，筛选与其有高亲和力、高特异性的适配子。 方法 采用SELEX技术筛选HCMV PP65抗原特异的适配子，进行亲和性检测以及二级结构预测，以筛选获得的最优序列作为捕获适配子，建立基于“磁珠-适配子-抗原-荧光单克隆抗体”的夹心检测方法，实现对PP65抗原的初步检测。 结果 本实验经过8轮筛选获得6条与靶物质高亲和性...
Longer Electromechanical Delay Impairs Hamstrings Explosive Force versus Quadriceps
KNEE JOINT MUSCLE STRENGTH ELECTROMYOGRAPHY RATE OF FORCE DEVELOPMENT ANTERIOR CRUCIATE LIGAMENT
2017/5/23
Explosive neuromuscular performance refers to the ability to rapidly increase force in response to neuromuscular activation. The lower explosive force production of the hamstrings relative to the quad...
Reduced Total and Cause-Specific Mortality from Walking and Running in Diabetes
PHYSICAL ACTIVITY CHRONIC KIDNEY DISEASE PREVENTION COHORT SEPSIS CARDIOVASCULAR DISEASE
2017/5/19
We studied the mortality surveillance between January 1, 1989 and December 31, 2008, of 2160 participants of the National Walkers’ and Runners’ Health Studies who reported using diabetic medications a...
Muscle Function, Dynamic Loading, and Femoral Neck Structure in Pediatric Females
HSA PREMENARCHE BIODEX DXA PHYSICAL ACTIVITY
2017/5/19
Muscle forces influence the development of bone mass and structure, but dynamic loading via impact exercise is considered particularly osteogenic. We hypothesized that indices of local muscle function...