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  • SAGE Publications  (74)
  • 1
    In: American Journal of Hospice and Palliative Medicine®, SAGE Publications, Vol. 37, No. 11 ( 2020-11), p. 904-912
    Abstract: Accurate awareness of the prognosis is an important factor in the treatment decision of patients with advanced cancer; however, prognostic disclosure is still subject to debate because it can reduce patient’s satisfaction and increase depression. Aim: The purpose of this study is to assess whether patients’ prognostic awareness is associated with decreased quality of life (QoL) or increased depressive mood in patients with advanced cancer Design and Participants: In this cohort study, 386 patients with advanced cancer were recruited across 3 periods from December 2016 to August 2018. The outcome of this study was a change in QoL and depression according to the patients’ prognostic awareness at baseline, 3 months, and 6 months. Results: This study found significant differences in changes of QoL based on patients’ prognostic awareness. From baseline to 3 months, emotional functioning ( P = .039), pain ( P = .042), existential well-being ( P = .025), and social support ( P = .038) subscale scores improved significantly more in those with lack of prognostic awareness. Over 6 months, the group without prognostic awareness improved significantly in terms of physical functioning ( P = .037), emotional functioning ( P = .002), nausea/vomiting ( P = .048), and constipation ( P = .039) subscale scores and existential well-being scores ( P = .025). No significant difference between the groups was found in terms of depression. Conclusion: Accurate prognostic awareness may pose harm and may provide no additional benefits in terms of QoL and mood among patients with advanced cancer for a short period of time.
    Type of Medium: Online Resource
    ISSN: 1049-9091 , 1938-2715
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2020
    detail.hit.zdb_id: 2236674-X
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  • 2
    In: Cell Medicine, SAGE Publications, Vol. 9, No. 3 ( 2017-05), p. 73-85
    Abstract: Cell-based therapy for intracerebral hemorrhage (ICH) has a great therapeutic potential. However, methods to effectively induce direct regeneration of the damaged neural tissue after cell transplantation have not been established, which, if done, would improve the efficacy of cell-based therapy. In this study, we aimed to develop a cell sheet with neurovasculogenic potential and evaluate its usefulness in a canine ICH model. We designed a composite cell sheet made of neural progenitors derived from human olfactory neuroepithelium and vascular progenitors from human adipose tissue-derived stromal cells. We also generated a physiologic canine ICH model by manually injecting and then infusing autologous blood under arterial pressure. We transplanted the sheet cells (cell sheet group) or saline (control group) at the cortex over the hematoma at subacute stages (2 weeks from ICH induction). At 4 weeks from the cell transplantation, cell survival, migration, and differentiation were evaluated. Hemispheric atrophy and neurobehavioral recovery were also compared between the groups. As a result, the cell sheet was rich in extracellular matrices and expressed neurotrophic factors as well as the markers for neuronal development. After transplantation, the cells successfully survived for 4 weeks, and a large portion of those migrated to the perihematomal site and differentiated into neurons and pericytes (20% and 30% of migrated stem cells, respectively). Transplantation of cell sheets alleviated hemorrhage-related hemispheric atrophy ( p = 0.042) and showed tendency for improving functional recovery ( p = 0.062). Therefore, we concluded that the cell sheet transplantation technique might induce direct regeneration of neural tissue and might improve outcomes of intracerebral hemorrhage.
    Type of Medium: Online Resource
    ISSN: 2155-1790 , 2155-1790
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2017
    detail.hit.zdb_id: 2634804-4
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  • 3
    In: Cell Transplantation, SAGE Publications, Vol. 24, No. 8 ( 2015-08), p. 1469-1479
    Abstract: Stem cell therapy is currently being studied with a view to rescuing various neurological diseases. Such studies require not only the discovery of potent candidate cells but also the development of methods that allow optimal delivery of those candidates to the brain tissues. Given that the blood-brain barrier (BBB) precludes cells from entering the brain, the present study was designed to test whether hyperosmolar mannitol securely opens the BBB and enhances intra-arterial cell delivery. A noninjured normal canine model in which the BBB was presumed to be closed was used to evaluate the feasibility and safety of the tested protocol. Autologous adipose tissue-derived pericytes with platelet-derived growth factor receptor β positivity were utilized. Cells were administered 5 min after mannitol pretreatment using one of following techniques: ( 1 ) bolus injection of a concentrated suspension, ( 2 ) continuous infusion of a diluted suspension, or ( 3 ) bolus injection of a concentrated suspension that had been shaken by repeated syringe pumping. Animals administered a concentrated cell suspension without mannitol pretreatment served as a control group. Vital signs, blood parameters, neurologic status, and major artery patency were kept stable throughout the experiment and the 1-month posttreatment period. Although ischemic lesions were noted on magnetic resonance imaging in several mongrel dogs with concentrated cell suspension, the injection technique using repeated syringe shaking could avert this complication. The cells were detected in both ipsilateral and contralateral cortices and were more frequent at the ipsilateral and frontal locations, whereas very few cells were observed anywhere in the brain when mannitol was not preinjected. These data suggest that intra-arterial cell infusion with mannitol pretreatment is a feasible and safe therapeutic approach in stable brain diseases such as chronic stroke.
    Type of Medium: Online Resource
    ISSN: 0963-6897 , 1555-3892
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2015
    detail.hit.zdb_id: 2020466-8
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  • 4
    Online Resource
    Online Resource
    SAGE Publications ; 2019
    In:  Project Management Journal Vol. 50, No. 3 ( 2019-06), p. 335-345
    In: Project Management Journal, SAGE Publications, Vol. 50, No. 3 ( 2019-06), p. 335-345
    Abstract: This study aims to explore the relationship between the critical success factors (CSFs) and the performance of integrated project delivery (IPD) projects based on empirical data from IPD projects. Data from 16 projects, in relation to 25 success factors and four performance areas (schedule performance, cost performance, defects, and change orders), were gathered and analyzed according to the qualitative comparative analysis method. As a result, this study identifies 17 factors as conditions that frequently occurred in successful IPD projects. This study also derives combinations of factors that led to IPD project success regarding each of the four performance areas.
    Type of Medium: Online Resource
    ISSN: 8756-9728 , 1938-9507
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2019
    detail.hit.zdb_id: 2070979-1
    SSG: 3,2
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  • 5
    In: Journal of Palliative Care, SAGE Publications, Vol. 38, No. 1 ( 2023-01), p. 24-29
    Abstract: Objective: Mid-upper arm circumference (MUAC) has been used to assess malnutrition and health status across various disease groups. However, it is unclear whether MUAC is associated with quality of life (QOL) of patients with advanced cancer. Our goal was to investigate the relationship between MUAC and QOL in ambulatory out-patients with advanced cancer. Method: This was a cross-sectional study conducted in a tertiary cancer center in South Korea. A total of 200 patients with advanced cancer at oncology clinics of Seoul National University Bundang Hospital from March 2016 to January 2019 were enrolled. Out-patients with advanced cancer whose survival was expected to be less than one year by their oncologists were enrolled. QOL of patients was evaluated using the European Organization for Research and Treatment of Cancer quality of life questionnaire core 30 (EORTC QLQ-C30). Associations of QOL with MUAC and nutritional parameters were examined with generalized linear models. Results: The most common cancer sites were the lung, colon or rectum, and genitourinary tract. In univariate analyses, significant factors associated with higher summary score of EORTC QLQ-C30 were higher MUAC (≥ 26.5 cm, p 〈 0.001), higher body mass index (BMI) (≥ 22 kg/m 2 , p 〈 0.001), higher serum albumin (≥ 3.7 g/dL, p 〈 0.01), higher creatinine (≥ 0.8 mg/dL, p = 0.023), and higher uric acid (≥ 5 mg/dL, p 〈 0.01). In multivariate analysis, higher serum albumin (≥ 3.7 g/dL, p 〈 0.01) and higher MUAC (≥ 26.5 cm, p = 0.03) were independently associated with better summary score of EORTC QLQ-C-30. Conclusion: MUAC was highly associated with QOL in terms of summary score and overall health status. Thus, MUAC, with its simplicity, can be a useful tool to reflect QOL in patients with advanced cancer.
    Type of Medium: Online Resource
    ISSN: 0825-8597 , 2369-5293
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2023
    detail.hit.zdb_id: 2809167-X
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  • 6
    In: Tumori Journal, SAGE Publications, Vol. 100, No. 4 ( 2014-01), p. 439-445
    Type of Medium: Online Resource
    ISSN: 0300-8916 , 2038-2529
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2014
    detail.hit.zdb_id: 280962-X
    detail.hit.zdb_id: 2267832-3
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  • 7
    In: International Journal of Stroke, SAGE Publications, Vol. 18, No. 7 ( 2023-08), p. 812-820
    Abstract: Optimal antithrombotic regimens to prevent recurrent stroke in patients with ischemic stroke due to atrial fibrillation (AF) and atherosclerotic large-vessel stenosis remain unknown. Aims: This study aimed to evaluate the effect of multiple antithrombotic therapies on outcomes at 1 year after ischemic stroke due to two or more causes. Methods: We identified 862 patients with ischemic stroke due to AF and large artery atherosclerosis from the linked data. These patients were categorized into three groups according to antithrombotic therapies at discharge: (1) antiplatelets, (2) oral anticoagulants (OAC), and (3) antiplatelets plus OAC. The study outcomes were recurrent ischemic stroke, composite outcomes for cardiovascular events, and major bleeding after 1 year. Inverse probability of treatment weighting (IPTW) was used to balance the three groups using propensity scores. Results: Among 862 patients, 169 (19.6%) were treated with antiplatelets, 405 (47.0%) were treated with OAC, and 288 (33.4%) were treated with antiplatelets and OAC. After applying IPTW, only OAC had a significant beneficial effect on the 1-year composite outcome (hazard ratio (HR): 0.37, 95% confidence interval (CI): 0.23–0.60, p  〈  0.001) and death (HR: 0.35, 95% CI: (0.19–0.63), p  〈  0.001). The combination of antiplatelet agents and OAC group had an increased risk of major bleeding complications (HR: 5.27, 95% CI: (1.31–21.16), p = 0.019). However, there was no significant difference in 1-year recurrent stroke events among the three groups. Conclusion: This study demonstrated that OAC monotherapy was associated with lower risks of composite outcome and death in patients at 1 year after ischemic stroke due to AF and atherosclerotic stenosis. In addition, the combination of an antiplatelet and OAC had a high risk of major bleeding.
    Type of Medium: Online Resource
    ISSN: 1747-4930 , 1747-4949
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2023
    detail.hit.zdb_id: 2211666-7
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  • 8
    In: Experimental Biology and Medicine, SAGE Publications, Vol. 233, No. 10 ( 2008-10), p. 1280-1288
    Abstract: Magnolol, an active component extracted from Magnolia officinalis, has been reported to have protective effect on ischemia and reperfusion (I/R)-induced injury in experimental animals. The aim of the present investigation was to further evaluate the mechanism(s) by which magnolol reduces I/R-induced myocardial injury in rats in vivo. Under anesthesia, left anterior descending (LAD) coronary artery was occluded for 30 min followed by reperfusion for 24 h (for infarct size and cardiac function analysis). In some experiments, reperfusion was limited to 1 h or 6 h for analysis of biochemical and molecular events. Magnolol and DMSO solution (vehicle) were injected intra-peritoneally 1 h prior to I/R insult. The infarct size was measured by TTC technique and heart function was monitored by Millar Catheter. Apoptosis related events such as p-ERK, p-Bad, Bcl-xl and cytochrome c expression were evaluated by Western blot analysis and myocardial caspase-3 activity was also measured. Magnolol (10 mg/kg) reduced infarct size by 50% ( P 〈 0.01 versus vehicle), and also improved I/R-induced myocardial dysfunction. Left ventricular systolic pressure and positive and negative maximal values of the first derivative of left ventricular pressure (dP/dt) were significantly improved in magnolol-treated rats. Magnolol increased the expression of phosphor ERK and Bad which resulted in inhibition of myocardial apoptosis as evidenced by TUNEL analysis and DNA laddering experiments. Application of PD 98059, a selective MEK1/2 inhibitor, strongly antagonized the effect of magnolol. Taken together, we concluded that magnolol inhibits apoptosis through enhancing the activation of ERK1/2 and modulation of the Bcl-xl proteins which brings about reduction of infarct size and improvement of cardiac function in I/R-induced injury.
    Type of Medium: Online Resource
    ISSN: 1535-3702 , 1535-3699
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2008
    detail.hit.zdb_id: 2020856-X
    SSG: 12
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  • 9
    In: Cell Transplantation, SAGE Publications, Vol. 17, No. 12 ( 2008-12), p. 1371-1380
    Abstract: Rheumatoid arthritis is a chronic inflammatory disease. The generation of reactive oxygen species (ROS) within an inflamed joint has been suggested as playing a significant pathogenic role. Extracellular superoxide dismutase (EC-SOD) is a major scavenger enzyme of ROS, which has received growing attention for its therapeutic potential. To investigate the therapeutic effect of EC-SOD in mice with collagen-induced arthritis (CIA), we used mouse embryonic fibroblast (MEF) of transgenic mice that overexpresses EC-SOD on the skin by using hK14 promoter. DBA/1 mice that had been treated with bovine type II collagen were administrated subcutaneous injections of EC-SOD transgenic MEF (each at 1.4 × 10 6 cells) on days 28, 35, and 42 after primary immunization. To test EC-SOD activity, blood samples were collected in each group on day 49. The EC-SOD activity was nearly 1.5-fold higher in the transgenic MEF-treated group than in the non-transgenic MEF-treated group (p 〈 0.05). The severity of arthritis in mice was scored in a double-blind manner, with each paw being assigned a separate clinical score. The severity of arthritis in EC-SOD transgenic MEF-treated mice was significantly suppressed in the arthritic clinical score (p 〈 0.05). To investigate the alteration of cytokine levels, ELISA was used to measure blood samples. Levels of IL-1β and TNF-α were reduced in the transgenic MEF-treated group (p 〈 0.05). Abnormalities of the joints were examined by H & E staining. There were no signs of inflammation except for mild hyperplasia of the synovium in the transgenic MEF-treated group. The proliferation of CII-specific T cells was lower in the transgenic MEF-treated mice than in those in the other groups. The transfer of EC-SOD transgenic MEF has shown a therapeutic effect in CIA mice and this approach may be a safer and more effective form of therapy for rheumatoid arthritis.
    Type of Medium: Online Resource
    ISSN: 0963-6897 , 1555-3892
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2008
    detail.hit.zdb_id: 2020466-8
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  • 10
    In: Clinical Nursing Research, SAGE Publications, Vol. 22, No. 1 ( 2013-02), p. 95-111
    Abstract: This study aimed to assess intensive care unit (ICU) nurses’ experiences caring for delirious patients and the empirical evaluation of the clinical feasibility of the confusion assessment method (CAM) for ICU (CAM-ICU). In Korea, neither regular assessment of early-stage delirium nor preventive interventions are carried out properly in the ICU. This study was conducted using a qualitative research design with focus group interviews. Nurses received training about the CAM-ICU, and used it to assess surgical ICU patients for the presence of delirium during a 5-month period. None of the nurses had heard of the CAM-ICU before the study, and many complained that it was very challenging to use. One positive outcome of the CAM-ICU trial was that the clinical interest in delirium increased. The CAM-ICU could be used to facilitate communication once the instrument becomes well-known among health care professionals.
    Type of Medium: Online Resource
    ISSN: 1054-7738 , 1552-3799
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2013
    detail.hit.zdb_id: 2034682-7
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