Nucleus PLUS SMP是一种支持对称多核处理器架构的嵌入式实时操作系统内核。深入研究了其任务管理机制,分析了其对称多核任务管理的主要技术,研究并提出了多核操作系统任务管理功能的测试思路,搭建了系统测试环境,设计了包括任务状态机...Nucleus PLUS SMP是一种支持对称多核处理器架构的嵌入式实时操作系统内核。深入研究了其任务管理机制,分析了其对称多核任务管理的主要技术,研究并提出了多核操作系统任务管理功能的测试思路,搭建了系统测试环境,设计了包括任务状态机、调度算法、负载均衡、亲和性、BCD调度域及核间通信等在内的一套完整的测试用例,实现了对操作系统任务管理功能的有效测试。展开更多
There are many documented sex differences in the clinical course,symptom expression profile,and treatment response of Parkinson’s disease,creating additional challenges for patient management.Although subthalamic nuc...There are many documented sex differences in the clinical course,symptom expression profile,and treatment response of Parkinson’s disease,creating additional challenges for patient management.Although subthalamic nucleus deep brain stimulation is an established therapy for Parkinson’s disease,the effects of sex on treatment outcome are still unclear.The aim of this retrospective observational study,was to examine sex differences in motor symptoms,nonmotor symptoms,and quality of life after subthalamic nucleus deep brain stimulation.Outcome measures were evaluated at 1 and 12 months post-operation in 90 patients with Parkinson’s disease undergoing subthalamic nucleus deep brain stimulation aged 63.00±8.01 years(55 men and 35 women).Outcomes of clinical evaluations were compared between sexes via a Student’s t-test and within sex via a paired-sample t-test,and generalized linear models were established to identify factors associated with treatment efficacy and intensity for each sex.We found that subthalamic nucleus deep brain stimulation could improve motor symptoms in men but not women in the on-medication condition at 1 and 12 months post-operation.Restless legs syndrome was alleviated to a greater extent in men than in women.Women demonstrated poorer quality of life at baseline and achieved less improvement of quality of life than men after subthalamic nucleus deep brain stimulation.Furthermore,Hoehn-Yahr stage was positively correlated with the treatment response in men,while levodopa equivalent dose at 12 months post-operation was negatively correlated with motor improvement in women.In conclusion,women received less benefit from subthalamic nucleus deep brain stimulation than men in terms of motor symptoms,non-motor symptoms,and quality of life.We found sex-specific factors,i.e.,Hoehn-Yahr stage and levodopa equivalent dose,that were related to motor improvements.These findings may help to guide subthalamic nucleus deep brain stimulation patient selection,prognosis,and stimulation programming for optimal therapeutic efficacy in Parkinson’s disease.展开更多
To elucidate the mechanism of photodynamic damage of cells, the effect of HPD plus light on transcriptlonal ectlvlty In the mucleus Isolate from the normal rat liver was studied in vitor by 3H- UTP incorporation into ...To elucidate the mechanism of photodynamic damage of cells, the effect of HPD plus light on transcriptlonal ectlvlty In the mucleus Isolate from the normal rat liver was studied in vitor by 3H- UTP incorporation into RNA. Measurements of fluorescence spectrum showed that HPD was bound to the nucleus and its fluorescence Intensity Increased with the Increase of HPD concentration. The experimental results Indicated that no changes could be observed when either HPD or light was used alone. Whereas the nuclear transcription activity was found to be inhibited significantly by both HPD and light treatment, and the degree of Inhibition was dependent on the HPD concentration and the time of exposure to light. After treatment by 3 μg/ ml HPD, the inhibition rate of the nuclear transcription activity was 23% ,45% ,69% ,80% and 90%, respectively for light exposure of 2, 5, 10, 20 and 30 minutes. Our results suggested that dose-dependent decreases in the nuclear transcription activity, and marked inhibition of the activity was found in the range from 3 to 7 μg/ml HPD following exposure to light.展开更多
文摘Nucleus PLUS SMP是一种支持对称多核处理器架构的嵌入式实时操作系统内核。深入研究了其任务管理机制,分析了其对称多核任务管理的主要技术,研究并提出了多核操作系统任务管理功能的测试思路,搭建了系统测试环境,设计了包括任务状态机、调度算法、负载均衡、亲和性、BCD调度域及核间通信等在内的一套完整的测试用例,实现了对操作系统任务管理功能的有效测试。
基金support by the National Nature Science Foundation of China,Nos.81830033,61761166004(both to JGZ)。
文摘There are many documented sex differences in the clinical course,symptom expression profile,and treatment response of Parkinson’s disease,creating additional challenges for patient management.Although subthalamic nucleus deep brain stimulation is an established therapy for Parkinson’s disease,the effects of sex on treatment outcome are still unclear.The aim of this retrospective observational study,was to examine sex differences in motor symptoms,nonmotor symptoms,and quality of life after subthalamic nucleus deep brain stimulation.Outcome measures were evaluated at 1 and 12 months post-operation in 90 patients with Parkinson’s disease undergoing subthalamic nucleus deep brain stimulation aged 63.00±8.01 years(55 men and 35 women).Outcomes of clinical evaluations were compared between sexes via a Student’s t-test and within sex via a paired-sample t-test,and generalized linear models were established to identify factors associated with treatment efficacy and intensity for each sex.We found that subthalamic nucleus deep brain stimulation could improve motor symptoms in men but not women in the on-medication condition at 1 and 12 months post-operation.Restless legs syndrome was alleviated to a greater extent in men than in women.Women demonstrated poorer quality of life at baseline and achieved less improvement of quality of life than men after subthalamic nucleus deep brain stimulation.Furthermore,Hoehn-Yahr stage was positively correlated with the treatment response in men,while levodopa equivalent dose at 12 months post-operation was negatively correlated with motor improvement in women.In conclusion,women received less benefit from subthalamic nucleus deep brain stimulation than men in terms of motor symptoms,non-motor symptoms,and quality of life.We found sex-specific factors,i.e.,Hoehn-Yahr stage and levodopa equivalent dose,that were related to motor improvements.These findings may help to guide subthalamic nucleus deep brain stimulation patient selection,prognosis,and stimulation programming for optimal therapeutic efficacy in Parkinson’s disease.
文摘To elucidate the mechanism of photodynamic damage of cells, the effect of HPD plus light on transcriptlonal ectlvlty In the mucleus Isolate from the normal rat liver was studied in vitor by 3H- UTP incorporation into RNA. Measurements of fluorescence spectrum showed that HPD was bound to the nucleus and its fluorescence Intensity Increased with the Increase of HPD concentration. The experimental results Indicated that no changes could be observed when either HPD or light was used alone. Whereas the nuclear transcription activity was found to be inhibited significantly by both HPD and light treatment, and the degree of Inhibition was dependent on the HPD concentration and the time of exposure to light. After treatment by 3 μg/ ml HPD, the inhibition rate of the nuclear transcription activity was 23% ,45% ,69% ,80% and 90%, respectively for light exposure of 2, 5, 10, 20 and 30 minutes. Our results suggested that dose-dependent decreases in the nuclear transcription activity, and marked inhibition of the activity was found in the range from 3 to 7 μg/ml HPD following exposure to light.