11 research outputs found

    维持性血透患者的心理状态研究

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    研究我国血透患者的心理状况并进行针对性的心理治疗。方法 采用症状自评量表(SCL90-R)、多维度健康状况心理控制源量表(MHLC)、艾森克个性问卷(EPQ)及终末期肾脏病(ESRD)患者专用的生活质量表对北京六个医院透析中心的92名维持性血透患者进行了心理状态的研究,并与美国及加拿大相同的研究进行了比较分析。结果 本组的血透存在着抑郁、焦虑、恐怖等心理障碍,出现心理障碍的比例显著高于美国同类患者(P&lt;0.01),且焦虑的发生率高于美国同类患者(P&lt;0.01)。这些障碍与MHLC中机遇项分(CED)显著相关(P&lt;0.01)。EPQ中神经质项分高者倾向于发生抑郁、焦虑等心理障碍。本组的血透患者客观生活质量较加拿大同类患者低(P&lt;0.01),但在总的生活满意度上没有显著性差异。生活质量与心理及躯体因素均呈显著相关,心理障碍与躯体症状也显著相关(P&lt;0.01)。结论 本组的血透患者心理状态与美国加拿大同类患者相比既有相同之处,又有特殊之处。我们应该兼顾病人的躯体和精神两方面的健康,努力提高他们的生活质量。</p

    Survivin表达对HepG2细胞高LET射线辐射敏感性的影响

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    <正>Survivin是1997年发现的凋亡抑制蛋白家族(IAPs)的成员,它特异性的表达于大多数的恶性肿瘤细胞中,而在正常组织中检测不到,具有组织特异性。以前的研究

    重离子束辐照牧草的细胞学研究

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    采用80MeV/u 20Ne10+离子束贯穿处理豆科与禾本科牧草种子,从实验室种子萌发和根尖细胞的观测分析,随着贯穿剂量的增加,幼苗生长明显减弱,呈负相关性;而染色体总畸变率和微核率随剂量的增加而显著增加,呈正相关性。结果表明:禾本科牧草比豆科牧草对重离子辐射敏感性强,禾本科牧草适宜剂量为20Gy~30Gy,豆科牧草辐照剂量应高于150Gy

    重离子束对牧草的改良

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    采用 80MeV/u Ne10+ 离子束贯穿处理豆科与禾本科牧草种子,大田和根尖细胞观测的结果表明,随着 20贯穿剂量的增加,幼苗生长明显减弱,呈负相关性。而染色体畸变率和微核率随剂量的增加而显著增加,呈正相关性。同时,从大田长势来看,禾本科牧草比豆科牧草对重离子辐射敏感性强,禾本科牧草适宜剂量为20—30Gy,豆科牧草为 150Gy

    抑制survivin表达增强人肝癌HepG2细胞对高线性能量转移射线的辐射敏感性;Inhibiting Survivin Expression Increases The Radiosensitivity of Human Hepatoma HepG2 Cells to High-LET Radiation

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    探讨了肿瘤细胞中survivin的表达对高线性能量转移(LET)射线辐射敏感性的影响.根据Gen Bank提供的survivin序列,合成特异性survivin-siRNA寡核苷酸,转染人肝癌HepG2细胞,抑制survivin的表达.发现siRNA转染后诱导了HepG2细胞G2/M期阻滞,增加了自发性和辐射诱导的细胞凋亡.在高线性能量转移(LET)碳离子辐照后,siRNA转染细胞的克隆存活率明显下降.这些结果表明survivin表达是HepG2细胞产生对高LET射线辐射抗性的关键因素

    卒中后感染对急性缺血性卒中患者出院结局的影响 Effects of Post-stroke Infection on Discharge Outcomes in Patients with Acute Ischemic Stroke

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    目的 探讨急性缺血性卒中(acute ischemic stroke,AIS)不良出院结局的影响因素,以及感染对出院结局的影响。 方法 回顾性连续纳入2019年6月—2022年6月在首都医科大学附属北京天坛医院神经内科住院治疗的AIS患者,根据出院结局分为结局良好组(mRS评分<3分)和结局不良组(mRS评分≥3分或住院期间死亡),比较两组患者的临床特点和卒中后感染(肺部感染、尿路感染及中枢神经系统感染)等指标的差异。进一步采用多因素logistic回归分析AIS患者不良出院结局的影响因素。 结果 共纳入AIS患者1024例,平均年龄(60.3±12.4)岁,其中男性788例(77.0%),出院结局良好组761例(74.3%),结局不良组263例(25.7%)。85例患者出现卒中后感染,总体感染发生率为8.3%,其中69例(6.7%)为肺部感染,16例(1.6%)为尿路感染,3例(0.3%)为中枢神经系统感染。多因素分析结果显示,卒中后出现肺部感染(OR 2.522,95%CI 1.318~4.828,P=0.005)、合并糖尿病(OR 1.486,95%CI 1.048~2.106,P=0.026)、入院NIHSS评分升高(OR 1.286,95%CI 1.233~1.342,P<0.001)和血白细胞计数升高(OR 1.094,95%CI 1.014~1.180,P=0.020)为AIS患者不良出院结局的危险因素。 结论 肺部感染可显著增加AIS患者出院结局不良的风险。 Abstract: Objective To explore the risk factors of adverse discharge outcomes in patients with acute ischemic stroke (AIS), and the effects of post-stroke infection on discharge outcomes. Methods AIS patients who were hospitalized in the Department of Neurology, Beijing Tiantan Hospital, Capital Medical University from June 2019 to June 2022 were retrospectively included in this study. The patients were divided into good outcome group (mRS score<3) and poor outcome group (mRS score≥3 or death during hospitalization) according to discharge outcome. The clinical characteristics and post-stroke infection(pulmonary infection, urinary tract infection and central nervous system infection) were compared between the two groups. Multivariate logistic regression was used to analyze the risk factors for adverse discharge outcomes in AIS patients. Results A total of 1024 patients with AIS were included in this study, with a mean age of (60.3±12.4) years old and 788 males (77.0%). There were 761 (74.3%) patients in the good outcome group and 263(25.7%) patients in the poor outcome group. 85 (8.3%) patients developed infection after stroke, of which 69 (6.7%) were pulmonary infections, 16 (1.6%) were urinary tract infections, and 3 (0.3%) were central nervous system infections. Multivariate analysis showed that pulmonary infection (OR 2.522, 95%CI 1.318-4.828, P=0.005), diabetes (OR 1.486, 95%CI 1.048-2.106, P=0.026), increased NIHSS score on admission (OR 1.286, 95%CI 1.233-1.342, P<0.001) and increased white blood cell count (OR 1.094, 95%CI 1.014-1.180, P=0.020) were risk factors for poor discharge outcomes in AIS patients. Conclusions Pulmonary infection may significantly increase the risk of poor discharge outcomes in patients with AIS
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