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1.
Asian Nurs Res (Korean Soc Nurs Sci) ; 18(2): 141-147, 2024 May.
Article in English | MEDLINE | ID: mdl-38685559

ABSTRACT

PURPOSE: Stroke survivors and their informal family caregivers may share the impact of the disease, which may affect family functioning and quality of life (QoL) for both. This study compared the perceptions of stroke survivors and informal family caregivers regarding family functioning and QoL and examined the QoL of those reporting effective versus ineffective family functioning. METHODS: A cross-sectional study design and convenience sampling were used. Stroke survivor-informal family caregiver dyads were recruited from a medical university hospital. We assessed participants' demographic and clinical variables, including disease severity, family functioning, and QoL. Independent t-test, paired t-test, Wilcoxon signed-rank test, and Mann-Whitney U test were used to analyze the data. RESULTS: Seventy-one stroke survivor-informal family caregiver dyads participated in the current study. Most stroke survivors and informal family caregivers reported effective family functioning, with no significant differences. However, significant differences existed in the seven domains (physical functioning, role-physical, bodily pain, general health, vitality, social functioning, and role-emotional) of QoL, except emotional health. Stroke survivors reporting ineffective family functioning had a significantly lower mental component summary score, unlike informal family caregivers. CONCLUSIONS: Our findings suggest that family functioning is crucial to ensure stroke survivors' QoL, particularly regarding their mental health. Health professionals should prioritize mental health assessments and provide appropriate care interventions for stroke survivors in the first 1-6 months after stroke onset.


Subject(s)
Caregivers , Quality of Life , Stroke , Survivors , Humans , Quality of Life/psychology , Male , Female , Caregivers/psychology , Middle Aged , Cross-Sectional Studies , Stroke/psychology , Aged , Survivors/psychology , Adult , Aged, 80 and over , Family/psychology
2.
J Clin Nurs ; 32(1-2): 311-319, 2023 Jan.
Article in English | MEDLINE | ID: mdl-35118746

ABSTRACT

AIMS AND OBJECTIVES: To determine whether interventions that use the Specific Thematic Nursing Care Action Modules (STNC-AM) platform improve patients' psychological health over a two-month period. BACKGROUND: Stroke survivors often are left with a disability after a stroke, which can have an impact on their physical and mental health. Therefore, it is necessary for stroke patients to have tailored programmes in the face of post-stroke mental health concerns and the need for care information. DESIGN: A non-randomised controlled pilot study was conducted. METHODS: Participants included 44 post-stroke patients at a medical university hospital, between 1 August 2019-28 February 2021, of whom 24 were assigned to the control group and 20 were assigned to the intervention (STNC-AM). Data were analysed on an intention-to-treat basis. We used the Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Checklist (case-control studies) for this study. RESULTS: There were no statistical differences between the two groups at baseline. At the end of two months, however, the scores for resilience, depression and positive factors illness representation were statistically different between the two groups (p < .05). The results of the generalised estimating equation model analysis indicated that resilience and anxiety remained more significant in decreasing depression in the intervention group than in the control group. CONCLUSION: This preliminary trial suggests that, although action modules may be associated with a decrease in depression post-stroke, part of this effect was likely associated with an increase in resilience and a decrease in anxiety of the patients. RELEVANCE TO CLINICAL PRACTICE: The STNC-AM platform provides a coaching platform that helps patients and caregivers to be effective and accessible.


Subject(s)
Resilience, Psychological , Stroke , Humans , Anxiety , Depression , Mental Health , Quality of Life , Stroke/complications , Stroke/psychology , Survivors
3.
J Formos Med Assoc ; 121(9): 1773-1785, 2022 Sep.
Article in English | MEDLINE | ID: mdl-35094911

ABSTRACT

BACKGROUND/PURPOSE: The increasing prevalence of overweight and obese children and adolescents has been recognized as a public health threat worldwide. This study aimed to assess the effect of a stepwise lifestyle intervention in children and adolescents. METHODS: We developed a multidisciplinary clinic aimed at providing lifestyle interventions for obese children and adolescents. The program comprised three stages with stepwise goals: knowledge building (the first 4 weeks), habit consolidation (5-12 weeks), and self-monitoring (13-20 weeks). RESULTS: Of the 63 participants (age 11.6 ± 3.2 years) who entered the first stage of the program, 48, 22, and 15 completed the first, second and third stages (4, 12, and 20 weeks), respectively. In the first stage, significant improvement was noted in body weight, body mass index (BMI), BMI z-score, and waist circumference. Improvements in physical fitness performance were observed at 4 weeks in 3/5 items and at 12 weeks in 4/5 items. The decreases in body weight, BMI and BMI z-score were most prominent in the first two stages. In the third stage, participants maintained a stable body weight. In the 15 subjects who completed the whole program, BMI decreased from 29.3 ± 6.9 to 27.8 ± 6.1 (P = 0.001), and BMI z-score decreased from 3.06 ± 0.96 to 2.69 ± 0.91(P = 0.001). CONCLUSION: We developed a feasible multidisciplinary program based on knowledge education and individualized training. BMI and physical fitness scores can be used as early indicators of lifestyle change for obese children and adolescents.


Subject(s)
Overweight , Pediatric Obesity , Adolescent , Body Mass Index , Body Weight , Child , Humans , Life Style
4.
Autism Res ; 14(7): 1512-1521, 2021 07.
Article in English | MEDLINE | ID: mdl-33788416

ABSTRACT

Growth deficit is a common comorbidity and one of the supportive criteria in Rett syndrome (RTT). This study aimed to investigate the impact of dystonia, dietary intakes, and clinical severities on growth patterns in a Taiwanese cohort of RTT. We recruited 44 RTT patients with MECP2 mutation for analysis. For individuals ≤18 years of age, in comparison to the RTT-specific growth chart which comprised American RTT cohort, the body height was right-shifted to a higher percentile, whereas the body weight was left-shifted to a lower percentile. Furthermore, the body mass index was significantly decreased when compared to RTT-specific growth chart (p = 0.01). Higher degree of overall disease severity (odd ratio = 1.159; 95% CI = 1.063-1.264; p = 0.001) and hand use impairment (odd ratio = 2.017; 95% CI = 1.037, 3.921; p = 0.039) were associated with more severe growth patterns. All individuals had dystonia at certain variable degrees. The dystonia worsened with age (p < 0.001) but did not have significant impact on growth deficit. Most of our cohort had adequate protein (97.37%) and energy (58.97%) intakes. The fiber intakes were generally low, with about 38 (97.4%) individuals did not meet the daily reference intakes of fiber. The protein intake was significantly lower in individuals with severe growth deficit (p = 0.04). Our study shows that ethnicity should be considered when comparing RTT individuals' growth pattern to the RTT-specific growth chart. Further, disease severity, genotypes, and nutrition exert important impacts on RTT-growth pattern. LAY SUMMARY: Growth impairment is an important issue in Rett syndrome and the underlying patho-mechanism is multifactorial. Higher degree of overall disease severity and hand use impairment were associated with more severe growth pattern deficits. Although all individuals had dystonia at certain variable degrees and the dystonia worsened with age, but it did not have significant impact on growth deficit. Nutritional intakes may partially affect growth. Furthermore, ethnicity should be considered when comparing RTT individuals' growth pattern to the RTT-specific growth chart.


Subject(s)
Autism Spectrum Disorder , Rett Syndrome , Body Height , Eating , Humans , Methyl-CpG-Binding Protein 2/genetics , Mutation , Rett Syndrome/complications , Rett Syndrome/genetics
5.
Clin Nurs Res ; 30(7): 1030-1037, 2021 09.
Article in English | MEDLINE | ID: mdl-33629607

ABSTRACT

The purpose of this study is twofold: to examine the relationship between illness representation and self-efficacy and to test the determinants and the effect of self-efficacy, resilience, and stroke impact on fatigue in middle-aged stroke survivors. This study used a cross-sectional and quantitative approach. The instruments included the Chronic Disease Self-Efficacy Scale, Stroke Impact Scale, Resilience Scale, and Fatigue Impact Scale. Structural equation modeling (SEM) was performed to analyze the data. A total of 63 patients with stroke (39 male and 24 female) were recruited form a medical university hospital. The results showed that patients' illness representation had a significantly effect on self-efficacy for managing disease. In addition, SEM analysis demonstrated that self-efficacy, resilience and stroke impact influenced fatigue, explaining 20.6% of the variance in fatigue. It was concluded that to improve patient fatigue, we believe it is imperative to design interventions that improve patients' self-efficacy, promote patients' resilience, and better function.


Subject(s)
Stroke , Cross-Sectional Studies , Fatigue , Female , Humans , Male , Middle Aged , Surveys and Questionnaires , Survivors
6.
Int J Nurs Stud ; 94: 42-50, 2019 Jun.
Article in English | MEDLINE | ID: mdl-30933872

ABSTRACT

AIMS: This paper aims to systematically review the illness perceptions of stroke patients and to examine the association between illness representation and psychological distress in empirical research studies. BACKGROUND: Patients' perceptions of health threats determine their coping behavior. Several recent studies have focused on illness belief and distress in stroke patients. This information is suitable for a meta-analysis to further understand stroke patients' illness perceptions. DESIGN: Systematic review and meta-analysis. METHOD: An electronic literature search was conducted using the CINAHL, MEDLINE, PubMed, Cochrane library, and Google Scholar databases. Search strategies were title (stroke or cerebrovascular accident or CVA or cerebral vascular event or transient ischemic attack or TIA) and keyword (disease or illness) and keyword (perceptions or attitudes or opinion or experience or view or reflection or beliefs). The literature search covers the period of January 1990 to October 2018. Seven articles were included in the meta-analysis and Fisher's z was calculated with correlation coefficient or regression coefficient values for eight illness representation dimensions and psychological distress. All statistical analyses were performed using Comprehensive Meta-Analysis (CMA) version 3.0 software. RESULTS: A total of 49 studies were reviewed, and seven studies with a total of 507 participants were eligible for the meta-analysis. For patients' perceived anxiety and depression, six of seven studies, with 285 to 461 participants, were examined in terms of the average corrected correlation coefficient across the studies. It was found that stroke patients' perception of a strong illness identity, timeline-acute/chronic, timeline-cyclical, consequences, and emotional responses were significantly and positively related to anxiety and depression. The pooled z-value ranged from 0.189 to 0.460. Conversely, for protective-related factors, such as stroke patients' perceived personal control, treatment control, and illness coherence, only perceived illness coherence was significantly negatively associated with depression (z-value, -0.122; 95% CI: -0.241, -0.002). For patients' perceived overall distress, three of seven studies with 173 participants showed that there were significant and positive associations between identity, consequence, emotions, and distress (z-value ranges = 0.493-0.711) as well as a significant and negative association between illness coherence and overall distress (z-value, -0.226; 95% CI: -0.379, -0.073). CONCLUSION: An association between illness representation and distress exists in stroke patients. Risk factors are the most significant in terms of this relationship, and protective factors do not have a protective health impact. Protection factors need to be promoted to reduce patient distress.


Subject(s)
Stress, Psychological , Stroke/psychology , Aged , Female , Humans , Male , Middle Aged , Stroke/physiopathology
7.
Nurs Health Sci ; 21(1): 112-118, 2019 Mar.
Article in English | MEDLINE | ID: mdl-30251452

ABSTRACT

Little is known about how the initial infection and diagnosis of hepatitis C virus (HCV) impacts a patient's experience of living with and adjusting to the disease. In the present qualitative, descriptive study, we explored the initial experiences of patients in Taiwan diagnosed with HCV. Eighteen participants were recruited from hepatology clinics of a teaching hospital in Taichung, Taiwan by purposive sampling. Data were collected via in-depth face-to-face interviews and analyzed by conventional content analysis. The core theme describing the illness trajectory was "Oasis in the desert". Two main themes described the participants' experiences and adjustment to the diagnosis of hepatitis C: "Getting lost in the journey" and "The calm after the storm". Our findings highlight the need for health-care providers to coordinate interactions between patients and multi-disciplinary teams to manage the integration of different treatment options. There is a demand for educational interventions and online information for patients and the general population, which could improve knowledge of HCV.


Subject(s)
Health Knowledge, Attitudes, Practice , Hepatitis C/complications , Quality of Life/psychology , Adult , Aged , Aged, 80 and over , Female , Hepacivirus/pathogenicity , Hepatitis C/psychology , Humans , Male , Middle Aged , Qualitative Research , Taiwan
8.
Nurse Educ Today ; 69: 142-148, 2018 Oct.
Article in English | MEDLINE | ID: mdl-30081247

ABSTRACT

BACKGROUND: Objective structured clinical examinations can be used to understand students' care skill performance and to evaluate courses. Thus, identifying antecedents to improved skill performance in these examinations is crucial for improving students' future care ability. OBJECTIVES: This study examined the antecedents of clinical skill performance in nursing students and determined whether perceived task load and anxiety mediate the relationships between task characteristics and skill performance. METHODS: A quantitative approach was conducted. The questionnaire for this study was comprised of five measures: Simulation Learning Effectiveness Scale, Task Characteristic Subscale, Task Cognitive Loading Scale, State-Trait Anxiety Inventory, and a clinical practice examination. FINDING: Structural equation modeling revealed that students' simulation learning effectiveness was positively associated with three task characteristics (task autonomy; task variety, identity, and significance; and task feedback) during clinical examinations. Further, the effect of learning effectiveness on task feedback was greater than on task autonomy, variety, identity, and significance. In addition, task load mediated the relationship between task variety, identity, and significance and clinical examination performance, whereas anxiety mediated the relationships between all three task characteristics and clinical examination performance. CONCLUSION: Promoting nursing students' simulation learning effectiveness is crucial for improving feedback in regard to the task. Further, those who perceived the task as having more variety, identity, and significance were more likely to perceive the task as having a higher cognitive load and to experience anxiety, which, in turn, led to poorer performance. Interventions should, therefore, managers' aim to reduce students' perceived load and anxiety before they participate in clinical skill examinations.


Subject(s)
Clinical Competence/standards , Educational Measurement/standards , Students, Nursing/psychology , Task Performance and Analysis , Adult , Anxiety/psychology , Education, Nursing, Baccalaureate , Feedback , Female , Humans , Male , Simulation Training/methods , Surveys and Questionnaires
9.
J Microbiol Immunol Infect ; 50(3): 286-296, 2017 Jun.
Article in English | MEDLINE | ID: mdl-25899133

ABSTRACT

BACKGROUND/PURPOSE: Effective mediators activate downstream transducers regulating inflammation and angiogenesis. Correlation among mediators IL-6, IL-27, TNF-α, and VEGF with STAT proteins at diverse clinical-pathologic stages of cirrhotic patients remains limited. METHODS: Plasma mediators were assayed from 158 naïve liver cirrhosis (LC-total group) and 144 non-LC individuals. The LC-total group included 69 hepatitis B virus-infected (LC-HBV) patients, 40 hepatitis C virus-infected (LC-HCV) patients, and 49 patients without HBV-/HCV- infection (LC-NBNC). Another 144 non-LC individuals comprised 54 healthy persons (HG) and 90 chronic hepatitis patients (CH-total) as the control group. To correlate with plasma mediators, 52 paired liver tissues (CH: 41 and LC: 11 cases) served for p-STAT1 and p-STAT3 immunostaining. RESULTS: Although IL-6, IL-27, TNF-α, and VEGF were expressed significantly in CH-total versus HG (p = 0.011, p < 0.001, p = 0.007, p = 0.004, respectively) and overall viral hepatitis patients versus HG (p < 0.001, p < 0.001, p < 0.001, p < 0.001, respectively), only IL-6 presented the strongest correlation in cirrhotic patients than noncirrhotic patients (LC-HBV vs. HG, p < 0.001, vs. CH-HBV, p = 0.001; LC-HCV vs. HG, p = 0.001, vs. CH-HCV, p = 0.031; LC-NBNC vs. HG, p < 0.001). Over-expressed IL-6 linked with poorer liver function (albumin: r = -0.346, p < 0.001; bilirubin: r = 0.271, p = 0.001; INR: r = 0.308, p < 0.001; Child-Turcotte-Pugh Classification C vs. A or B, p = 0.001, p = 0.007, respectively), variceal severity (p = 0.045), and bleeding (p = 0.047), as well as patients' mortality (p = 0.005). Furthermore, plasma IL-6 significantly correlated with tissues p-STAT3 expression (r = 0.737, p = 0.010) (IL-27: r = 0.078, p = 0.820; TNF-α: r = -0.145, p = 0.670; VEGF: r = 0.142, p = 0.678) in cirrhotic patients than noncirrhotic patients. CONCLUSION: Over-expression of IL-6 reflects hepatic dysfunction and varices bleeding with mortality, as well as correlates p-STAT3 expression in cirrhotic patients.


Subject(s)
Esophageal and Gastric Varices/complications , Hemorrhage/epidemiology , Hemorrhage/mortality , Interleukin-6/blood , Liver Cirrhosis/complications , STAT3 Transcription Factor/blood , Adult , Aged , Cross-Sectional Studies , Female , Humans , Male , Middle Aged , Plasma/chemistry , Survival Analysis , Young Adult
10.
BMC Health Serv Res ; 16: 247, 2016 07 11.
Article in English | MEDLINE | ID: mdl-27402141

ABSTRACT

BACKGROUND: Hepatitis C virus (HCV) infection is a global public health issue. Adequate treatment for hepatitis C patients is important, but anticipated side effects make patients fearful of receiving treatment. Little is known about the experiences of hepatitis C patients who have completed treatment with pegylated interferon and ribavirin. The purpose of this study was to explore the experiences of hepatitis C patients who had undergone therapy with pegylated interferon and ribavirin and gain an understanding of what factors contributed to completion of treatment. METHOD: This was a qualitative study with 21 adult hepatitis C patients purposively sampled from outpatient liver clinics of a medical university hospital in Taichung City, Taiwan. Participants had completed 6-12 months of therapy with pegylated interferon and ribavirin. Data were collected through individual, face-to-face, in-depth interviews conducted in the participants' homes from June-October 2013. Data were analysed using conventional content analysis. RESULTS: Data analysis revealed three themes that described the strategies employed to alleviate and ease symptoms and manage the processes involved: restructuring their lifestyle, adopting a positive attitude, and seeking support. CONCLUSION: Hepatitis C patients face many challenges during treatment with pegylated interferon and ribavirin. These findings provide knowledge that can be used in designing effective programs to help other Hepatitis C patients manage the side effects of pegylated interferon and ribavirin therapy, complete treatment and improve quality of life.


Subject(s)
Antiviral Agents/therapeutic use , Hepatitis C, Chronic/drug therapy , Interferon-alpha/therapeutic use , Polyethylene Glycols/therapeutic use , Ribavirin/therapeutic use , Adult , Aged , Aged, 80 and over , Antiviral Agents/adverse effects , Drug Therapy, Combination , Female , Hepacivirus , Humans , Interferon-alpha/adverse effects , Male , Middle Aged , Polyethylene Glycols/adverse effects , Prescription Fees , Qualitative Research , Quality of Life , Recombinant Proteins/adverse effects , Recombinant Proteins/therapeutic use , Ribavirin/adverse effects , Socioeconomic Factors , Taiwan
11.
BMC Gastroenterol ; 15: 50, 2015 Apr 25.
Article in English | MEDLINE | ID: mdl-25908103

ABSTRACT

BACKGROUND: Biologic activities of functional mediators activate downstream transducers regulating inflammation and carcinogenesis. Correlation among mediators (IL-6, IL-27, TNF-α, and VEGF) with STAT proteins at diverse clinical-pathologic stages of hepatocellular carcinoma (HCC) remains limited. METHODS: Serum mediators assayed from 147 untreated HCC cases (HCC-total group) included 70 HBV-infected (HCC-HBV group), 64 HCV-infected (HCC-HCV group), and 13 without HBV-/HCV-infection (HCC-NBNC group). Another 156 non-HCC individuals comprised 54 healthy individuals (HG) and 102 chronic hepatitis patients (CH-total group) as control group. To correlate with serum mediators, 86-paired liver tissues (CH: 52 and HCC: 34 cases) served for p-STATs proteins immunostain. RESULTS: Although four mediators (IL-6, IL-27, TNF-α, and VEGF) significantly over-expressed, IL-6 presented the strongest correlation in HCC-total versus CH-total or HG groups (HCC-total versus CH-total: P < 0.001; HCC-total versus HG: P < 0.001). Over-expressed IL-6 concentration linked with poor liver function (Albumin: r = -0.383, P < 0.001; Bilirubin: r = 0.280, P = 0.001; INR: r = 0.299, P < 0.001; AST: 0.212, P = 0.016), tumor progression (TNM system: r = 0.370; P < 0.001), clinical condition severity (BCLC system: r = 0.471; P < 0.001; terminal- versus early-stage HCC, P = 0.001; advanced- versus early-stage HCC, P = 0.007; terminal- versus intermediate- stage HCC P = 0.003; advanced- versus intermediate-stage HCC P = 0.019), and 6-month mortality (P = 0.024). Likewise, serum IL-6 (r = 0.501, P = 0.003) as compared to IL-27 (r = 0.052, P = 0.770), TNF-α (r = 0.019, P = 0.917), and VEGF (r = 0.096, P = 0.595) expression reflected positive correlation with activation of tissues p-STAT3 rather than p-STAT1. CONCLUSIONS: Serum IL-6, through p-STAT3 rather than p-STAT1 signal pathway, affected hepatic function, tumor progression, and determine HCC patient survival.


Subject(s)
Carcinogenesis/metabolism , Carcinoma, Hepatocellular , Interleukin-6/blood , Liver Neoplasms , Adult , Aged , Carcinogenesis/pathology , Carcinoma, Hepatocellular/blood , Carcinoma, Hepatocellular/chemistry , Carcinoma, Hepatocellular/mortality , Carcinoma, Hepatocellular/pathology , Cohort Studies , Female , Hepatitis B, Chronic/blood , Hepatitis B, Chronic/complications , Hepatitis C, Chronic/blood , Hepatitis C, Chronic/complications , Humans , Interleukin-27/blood , Liver Neoplasms/blood , Liver Neoplasms/chemistry , Liver Neoplasms/mortality , Liver Neoplasms/pathology , Male , Middle Aged , Phosphorylation , STAT1 Transcription Factor/analysis , STAT3 Transcription Factor/analysis , Signal Transduction , Tumor Necrosis Factor-alpha/blood , Vascular Endothelial Growth Factor A/blood
12.
Liver Int ; 32(6): 928-36, 2012 Jul.
Article in English | MEDLINE | ID: mdl-22230324

ABSTRACT

AIMS: Effective cytokines can drive the commitment of naive T cells to regulate immune response after antigen-mediated activation. Aims are to elucidate the clinical role of serum IL-27 and IL-6 in the different stages of naïve hepatitis B virus (HBV)-infected patients. METHODS: Samples with well-characterized clinical profiles were assessed from 395 HBV-infected patients including chronic hepatitis B (CHB) group in 291 patients, liver cirrhosis (LC) group in 57 patients, hepatocellular carcinoma (HCC) group in 47 patients. Another 139 non-HBV infected individuals were enrolled as control group (CG) including 104 with normal liver function (NF) and 35 with liver dysfunction (LD). RESULTS: The HBV-infected group and separated groups presented significantly higher IL-27 and IL-6 expression than the CG or subgroups of CG. In contrast to IL-27, IL-6 showed significant differences with deteriorating liver condition compared with LC or HCC with CHB groups. Furthermore, IL-6, rather than IL-27, showed significant statistical differences in patients with advanced liver disease compared with those of mild or moderate to severe liver disease and in patients with terminal stage HCC compared with those of early to intermediate or advanced stage HCC. The data associated with liver function, including Albumin, Bilirubin, INR, Platelet and AFP levels, were significantly correlated to IL-6 expression, but had weak correlation to IL-27 expression in HBV patients. CONCLUSION: Serum IL-27 can trigger immune response to prevent hepatic injury in different clinical-pathologic stages of HBV-infected patients earlier, but IL-6 may play an extremely important role to determine the liver progression.


Subject(s)
Hepatitis B, Chronic/immunology , Interleukin-6/blood , Interleukins/blood , Liver/immunology , Adolescent , Adult , Aged , Aged, 80 and over , Biomarkers/blood , Carcinoma, Hepatocellular/immunology , Carcinoma, Hepatocellular/pathology , Case-Control Studies , Disease Progression , Female , Hepatitis B, Chronic/blood , Hepatitis B, Chronic/diagnosis , Hepatitis B, Chronic/pathology , Humans , Liver/pathology , Liver Cirrhosis/immunology , Liver Cirrhosis/pathology , Liver Function Tests , Liver Neoplasms/immunology , Liver Neoplasms/pathology , Male , Middle Aged , Predictive Value of Tests , Severity of Illness Index , Taiwan , Young Adult
13.
Chem Biol Interact ; 180(3): 344-52, 2009 Aug 14.
Article in English | MEDLINE | ID: mdl-19426720

ABSTRACT

Andrographolide (Andro), a diterpenoid lactone isolated from a traditional herbal medicine Andrographis paniculata, is known to possess multiple pharmacological activities. In our previous study, Andro had been shown to have potent anti-cancer activity against human colorectal carcinoma Lovo cells by inhibiting cell-cycle progression. To further investigate the mechanism for the anti-cancer properties of Andro, it was used to examine the effect on migration and invasion of Lovo cells. The results of wound-healing assay and in vitro transwell assay revealed that Andro inhibited dose-dependently the migration and invasion of Lovo cells under non-cytotoxic concentrations. Using zymographic assay and RT-PCR, the results revealed that Andro diminished the activity and the mRNA and protein levels of MMP-7, but not MMP-2 or MMP-9. The down-regulation of MMP-7 appeared to be via the inactivation of activator protein-1 (AP-1) since the treatment with Andro suppressed the nuclear protein level of AP-1, which was accompanied by a decrease in DNA-binding level of the factor. Taken together, these results indicated that Andro reduces the MMP-7-mediated cellular events in Lovo cells, and provided a new mechanism for its anti-cancer activity.


Subject(s)
Antineoplastic Agents/pharmacology , Cell Movement/drug effects , Diterpenes/pharmacology , Matrix Metalloproteinase 7/metabolism , Andrographis/chemistry , Carcinoma/metabolism , Carcinoma/pathology , Colorectal Neoplasms/metabolism , Colorectal Neoplasms/pathology , Down-Regulation , Herbal Medicine , Humans , Matrix Metalloproteinase 7/genetics , Neoplasm Invasiveness , Transcription Factor AP-1/metabolism , Tumor Cells, Cultured
14.
J Clin Nurs ; 18(4): 539-48, 2009 Feb.
Article in English | MEDLINE | ID: mdl-19192003

ABSTRACT

AIMS AND OBJECTIVES: To explore caregiver's strain, the relationship between social support and caregiver's strain and the predictors of caregiver's strain among mothers with school-aged intellectually disabled children in Taiwan. BACKGROUND: Strain is a common condition among mothers who take care of intellectually disabled children; this correspondingly reduces their ability to care for children, thereby affecting the functioning of the entire family. Yet, there have been very few studies on caregivers of intellectually disabled children of school age. DESIGN: Cross-section correlational design. METHODS: Data collection consisted of face-to-face interviews combined with a structured questionnaire. Instruments employed were the Caregiver Strain Index, Social Support Scale and three open-ended questions. In total, 127 mothers completed the questionnaire. RESULTS: Results showed that mothers with intellectually disabled children had a rather high level of strain and received inadequate social support. Social support and strain had a significant and negative correlation. Stepwise regression analysis revealed that mothers' health status, social support and amount of time spent as a caregiver, as well as the intellectually disabled children's dependent degree of daily living activity, were major predictors of caregiver's strain, which accounted for 38.4% of the total variance. CONCLUSIONS: The results provide a guide for healthcare professionals in designing effective interventions and preventive care to reduce the level of strain in mothers with intellectually disabled children. This, in turn, could improve the quality of life of the mother and her family. RELEVANCE TO CLINICAL PRACTICE: In Taiwan, care of intellectually disabled children is primarily provided by family members. Therefore, we should emphasise family-centred care to enable healthcare professionals to become more effective as case managers in local clinics, schools and communities.


Subject(s)
Caregivers/psychology , Disabled Children , Intellectual Disability/nursing , Mothers/psychology , Social Support , Adult , Child , Cross-Sectional Studies , Female , Humans , Intellectual Disability/psychology , Middle Aged , Reproducibility of Results , Surveys and Questionnaires , Taiwan
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