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BACKGROUND: Health literacy(HL) is defined as the degree to which individuals have the capacity to obtain process and understand basic health information and services required for making appropriate health decisions. Effective interventions to improve older people's HL have become increasingly important. The purpose of this study is to conduct a review of interventions aimed at enhancing the HL of older people. METHODOLOGY: Relevant information was gathered from various databases including PubMed, Scopus, Cochrane Library, Science Direct, and Web of Science. Additionally, a manual search of related journals and Google Scholar, a search of the reference lists of selected articles, and a search of unpublished sources were also conducted up to 30 August 2024. Reporting quality assessment was performed using CONSORT: 2010, JBI Critical Appraisal Checklist for Quasi-Experimental Studies, and "Quality Assessment Criteria for Survey Research Reports". RESULTS: A total of 21 articles were included in this study. The interventions conducted in high-income countries were found to be more effective compared to those conducted in middle and low-income countries. Furthermore, interventions carried out at the community level were more effective than those performed in nursing homes. Educational interventions were more effective than lifestyle modification interventions, and interventions carried out in a single dimension were more effective than multidimensional interventions. Additionally, interventions that utilized technology were found to be more effective. CONCLUSION: Based on the findings, community-based interventions that encompass a one-dimensional approach, incorporating the use of technology and considering the duration of the intervention, are more recommended.
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Alfabetización en Salud , Humanos , Alfabetización en Salud/métodos , AncianoRESUMEN
The decline in reproductive efficiency during post-peak period of production in poultry species holds significant economic implications. This study aimed to investigate the productive and reproductive performance of Japanese quails across distinct production stages and the association between these parameters and some genes expression and histometric alterations within the reproductive system. A total of 180 quails from a commercial flock were selected at varying egg production stages, including young, mature, and old, with 45 female and 15 male quails allocated to each group. The quails were maintained for six weeks. During recording period, daily records of egg production and egg weight were recorded. Additionally, oviduct histometric and Follicle biometric measurements, along with mRNA transcript abundance assessments related to follicular selection and yolk accumulation, were conducted on the oviduct, ovary, and small yellow follicles at the end of the experimental period. The results revealed a decrease in egg production in the old group compared to the young and mature groups (P < 0.05); meanwhile, the old group had the highest egg weight, and F1 follicle weight (P < 0.05). Additionally, the number of prehierarchical follicles was lower in the mature and old groups compared to the young group (P < 0.05). The lowest oviduct length, primary and secondary fold height, and thickness of the isthmus and magnum were noted in the old group (P < 0.05). Fertility and hatchability were lower in the old group compared to the other groups (P < 0.05). The mRNA transcript abundance of anti-Mullerian hormone (AMH), was highest in the old group and lowest in the young group (P < 0.05), while the mRNA transcript abundance of bone morphogenetic protein 15 (BMP15) was higher in the mature group compared to the other groups (P < 0.05). Additionally, the young quails had the highest occludin (OCLN) mRNA transcript abundance compared to other groups (P < 0.05). Overall, the study findings indicate decreased production and reproductive performance, as well as reduced hatchling quality over the production period, attributed to a declining number of follicles, noncooperative gene expression related to follicle selection and yolk accumulation, and diminishing oviduct fold size.
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Low organic matter content is one of the main constraints in arid and semiarid regions. This constraint and its negative influences on soils and plant growth may be alleviated by biochar (BC). Furthermore, improving soil physical and hydraulic attributes by application of biochar has received increased attention. Therefore, in the present study, the effects of sugarcane bagasse-derived biochar on the structural stability, water availability, and pore-size distribution (PSD) of three texturally different calcareous soils collected from different agro-climatologically regions were examined during a long-term experiment. Low and high-temperature biochars, produced in a muffle furnace by the traditional slow pyrolysis method at 300 °C (BC300) and 600 °C (BC600) were evaluated. Pots (15 kg) were filled with three different silty-clay Inceptisols (SCInc), silty-clay-loam Alfisols (SCLAlf), and loam Aridisols (LArid) soils mixed with 0 (control), 1, 2, and 3 w/w% of BC300 and BC600 during 540 days of incubation. The high energy moisture characteristic (HEMC) data was modeled using a modified van Genuchten function to quantify aggregate stability through stability ratio (SR) and structural stability index (SSI). The plant available water (PAW), least limiting water range (LLWR), and integral water capacity (IWC) were calculated with two matric suctions (h) of 330 cm for field capacity (FC) and 15,000 cm for permanent wilting point (PWP). Then the integral energy (EI) values were calculated (EIIWC). Results indicated that the incorporation of 3 w/w% biochar significantly (p < 0.01) increased SR (35 to 100%) and SSI (21 to 28%) indices in all three soils. Biochar significantly increased modal suction (MS) in LArid soils (5 to 158%); whereas, decreased MS of the other soils (3 to 43%). MS, SR, and SSI of BC300 and BC600-treated soils were not significantly different. PAW, LLWR, and IWC significantly decreased in the SCInc (18 to 61%, 8 to 44%, and 6 to 35%) and SCLAlf (8 to 44%, 18 to 35%, and 20 to 47%) soils and increased in LArid (4 to 54%, 3 to 61%, and 24 to 111%) soil with increasing biochar doses. There were no changes in EIIWC in biochar-treated LArid soil where PAW, LLWR, and IWC increased. Biochar increased EIIWC across the studied soil from 1% to 3.38 folds, thereby increasing the gradient of water potential to absorb the available water. Soil and soil-biochar mixtures exhibited heterogeneous and multimodal pore-size distribution (PSD). Biochar promoted the PSD peaks related to water-transmitting pores in SCInc and SCLAlf soils while decreased in LArid soil. In conclusion, results indicated that among the applied levels of biochar, the application of 3 w/w% biochar is suggested as a suitable way to improve soil physical behavior and structural stability.
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Celulosa , Carbón Orgánico , Saccharum , Suelo , Agua , Carbón Orgánico/química , Saccharum/química , Suelo/química , Agua/química , Celulosa/químicaRESUMEN
Breast cancer, characterized by genetic diversity and molecular subtypes, presents significant treatment challenges, especially in human epidermal growth factor receptor type 2 (HER2)-positive cases, which are associated with poor prognosis. Metformin, widely known for its antidiabetic effects, has emerged as a promising candidate for cancer therapy. This study investigates the effect of metformin on miR-125a promoter methylation and its subsequent impact on the HER2 signaling pathway in HER2-positive breast cancer cells (SK-BR3). SK-BR3 cells were cultured and treated with various concentrations of metformin to assess its effects on cell viability, DNA methylation, HER2, and DNA Methyltransferase 1 (DNMT1) expression. Molecular analyses focus on the miR-125a signaling pathway modulation, DNA methylation, mRNA expression of DNMT1, and protein level of HER2. Research showed a dose-dependent reduction in cell viability, with IC50 values from 65 mM at 48 hours to 35 mM at 72 hours. Metformin treatment led to demethylation of the miR-125a promoter, which increased miR-125a expression and subsequently reduced HER2 levels. This suggests that metformin exerts its anticancer effects partly by regulation of the miR-125a-HER2 axis. Additionally, metformin inhibited vimentin expression, indicating its potential to interfere with epithelial-mesenchymal transition (EMT) processes. Metformin may serve as a targeted therapeutic agent in HER2-positive breast cancer by modulating the miR-125a-HER2 axis and influencing on the epigenetic and EMT regulation. Further research is warranted to elucidate the therapeutic potential of metformin through these mechanisms.
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Background: Metabolic syndrome (MetS) is identified by the manifestation of a minimum of three out of five metabolic abnormalities, including insulin resistance, hypertension, hypertriglyceridemia, abdominal obesity, and low levels of high-density lipoprotein cholesterol. The present study aimed to assess the association between dietary branched-chain amino acids (BCAA) intakes and MetS, due to available conflicting evidence. Methods: A total of 4,860 individuals who had participated in the baseline phase of the PERSIAN (Prospective Epidemiological Research Studies in IrAN) Kavar cohort study were included in our study. The daily intake of valine, leucine, and isoleucine were evaluated using a semi-quantitative food frequency questionnaire. The association between dietary BCAA intake with MetS and its components was evaluated using logistic regression analysis. Results: The mean intake of BCAA among the included subjects was 7.65 (standard deviation [SD]: 2.92), and the prevalence of MetS was found to be 49.2%. Multivariable logistic regression analysis revealed an inverse association between 1-S.D. increment in dietary valine (odds ratio [OR] = 0.85, 95% confidence interval [CI]: 0.78-0.94), leucine (OR = 0.85, 95% CI: 0.77-0.93), isoleucine (OR = 0.84, 95% CI: 0.76-0.93), and total BCAA (OR = 0.85, 95% CI: 0.77-0.93) intake and the odds of MetS. There were also a significant association between BCAA intakes and hyperglycemia and hypertriglyceridemia. Conclusion: We observed a significant inverse association between dietary BCAA intake and MetS, hyperglycemia, and hypertriglyceridemia, regardless of confounding factors.
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BACKGROUND: Emotion control, adherence to ethics, and organizational commitment are among the widely addressed topics in response to turbulent and complex organizational environments. The aim of this study was to investigate emotional and moral intelligence and their effect on organizational commitment among nurses working in public hospitals. METHODS: This descriptive-analytical cross-sectional study was conducted on 385 nurses. The data collection tools were standard questionnaires on emotional intelligence, moral intelligence, and organizational commitment. The data were analyzed using t-test, ANOVA, Pearson correlation coefficient, and multiple linear regression with SPSS23 software. RESULTS: The mean scores indicated moderate levels of emotional and moral intelligence and a low levels of organizational commitment among nurses. There was a significant positive correlation between emotional intelligence and moral intelligence with organizational commitment. Based on the results of multiple linear regression, components of emotional intelligence and moral intelligence, including responsibility, compassion, self-awareness, forgiveness, integrity, relationship management, self-management, and social awareness were identified as predictors of organizational commitment. CONCLUSION: Emotional intelligence and moral intelligence were estimated to be at moderate levels, and organizational commitment among the nurses was at a low level. Improving emotional and moral intelligence may enhance nurses' organizational commitment. Therefore, it is recommended that hospital managers provide training courses and workshops to improve nurses' emotional and moral intelligence, which can, in turn, promote their organizational commitment.
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BACKGROUND AND OBJECTIVE: Dyslipidemia is a major modifiable factor in elderly people. The study objective was to assess the prevalence and associated risk factors of dyslipidemia among the Iranian population aged over 50. METHODS: This population-based cross-sectional study is part of the Iranian Longitudinal Study on Ageing conducted in Ardakan, Iran. In total, 5,197 participants aged over 50 years old were included through a stratified random sampling method. Dyslipidemia was defined in compliance with the Adult Treatment Panel III criteria. The Chi-square and independent sample t-test were used to compare categorical and quantitative variables, respectively. A logistic regression analysis was applied to determine associated factors of dyslipidemia. RESULTS: The mean age of the participants was 62.24±7.52. The prevalence of dyslipidemia was 68.85%. High levels of total cholesterol, triglyceride, low-density lipoprotein, and low level of high-density lipoprotein were seen among 9.74%, 24.66%, 5.54%, 19.20% of the participants, respectively. In addition, 66.05% of the study participants were under the treatment of lipid-lowering medications. Among the possible investigated risk factors of dyslipidemia, male gender (odds ratio (OR) = 0.56, 95% confidence interval (CI): 0.47, 0.68), waist circumference (OR = 1.03, 95%CI: 1.02, 1.04), diabetes mellitus (OR = 2.28, 95%CI: 1.96, 2.66), and hypertension (OR = 1.59, 95%CI: 1.38, 1.83) showed a statistically significant association (p<0.05). CONCLUSION: Dyslipidemia is highly prevalent in Ardakan's older population. So, lipid management interventions are necessary for this population.
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Dislipidemias , Humanos , Irán/epidemiología , Dislipidemias/epidemiología , Masculino , Femenino , Persona de Mediana Edad , Anciano , Prevalencia , Factores de Riesgo , Estudios Transversales , Envejecimiento , Estudios de Cohortes , Estudios LongitudinalesRESUMEN
INTRODUCTION: One of the most important duties of the members of the treatment team is to pay attention to the mental, psychological, and social aspects of burn patients. One of the concerns of these patients during their stay in the hospital is the fear of rejection. The objective of this research is to examine the concept of 'fear of rejection' among patients hospitalized with burn injuries. METHOD: This study was conducted between January 2023 and March 2024 in Hamadan, Iran, employing a qualitative content-analysis approach. The study enrolled sixteen patients, and data were collected through deep and semi-structured interviews. The data were then analyzed using the conventional content-analysis approach developed by Graneheim and Lundman. RESULTS: A group of 16 patients, comprising an equal number of men and women, were interviewed for this study. Based on the data obtained from these interviews, negative brainstorming, frustration, fear of permanent physical disabilities, occupational and financial challenges were identified as categories; visualization of a foggy future and inability in performance of roles emerged as the two themes. CONCLUSION: Based on the results of this study, it can be said that the fear of social rejection, characterized by an inability to perform roles and the visualization of a foggy future, significantly affects the psychological and physical health of burn patients, potentially delaying their recovery. Assisting these patients in reaching their fullest potential to contribute to society post-discharge, and fostering optimism for a promising future, constitute a paramount aspect of daily care and ongoing support.
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Transcranial direct current stimulation (tDCS) has been proposed as a new treatment in major depressive disorder (MDD). This is a fully remote, multisite, double-blind, placebo-controlled, randomized superiority trial of 10-week home-based tDCS in MDD. Participants were 18 years or older, with MDD in current depressive episode of at least moderate severity as measured using the Hamilton Depression Rating Scale (mean = 19.07 ± 2.73). A total of 174 participants (120 women, 54 men) were randomized to active (n = 87, mean age = 37.09 ± 11.14 years) or sham (n = 87, mean age = 38.32 ± 10.92 years) treatment. tDCS consisted of five sessions per week for 3 weeks then three sessions per week for 7 weeks in a 10-week trial, followed by a 10-week open-label phase. Each session lasted 30 min; the anode was placed over the left dorsolateral prefrontal cortex and the cathode over the right dorsolateral prefrontal cortex (active tDCS 2 mA and sham tDCS 0 mA, with brief ramp up and down to mimic active stimulation). As the primary outcome, depressive symptoms showed significant improvement when measured using the Hamilton Depression Rating Scale: active 9.41 ± 6.25 point improvement (10-week mean = 9.58 ± 6.02) and sham 7.14 ± 6.10 point improvement (10-week mean = 11.66 ± 5.96) (95% confidence interval = 0.51-4.01, P = 0.012). There were no differences in discontinuation rates. In summary, a 10-week home-based tDCS treatment with remote supervision in MDD showed high efficacy, acceptability and safety. ClinicalTrials.gov registration: NCT05202119.
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Trastuzumab is primarily utilized in the treatment of patients with human epidermal growth factor receptor 2 (HER2) positive breast cancer. This study aimed to investigate the incidence of cardiac toxicity associated with trastuzumab in HER2-positive breast cancer patients at Iran Hospital in 2023, as well as the factors influencing this toxicity. In this cross-sectional study, 200 patients diagnosed with HER2-positive breast cancer and receiving trastuzumab were included. The criteria for heart failure in this study were defined as an ejection fraction (EF) of less than 50% or a decrease of greater than 10% in EF. Descriptive statistics, the chi-square statistical test, Fisher's exact test, and logistic regression analyses were employed to assess the variables. A p-value of less than 0.05 was deemed statistically significant. The mean age of the participants was 51.5 ± 2.5 years. The odds ratio (OR) for the variable of anthracyclines was 1.3 (95% CI: 1.2-1.4); for opium use, the OR was 2.7 (95% CI: 0.9-8.5); for diabetes, the OR was 2.7 (95% CI: 1.2-5.9); for ischemic heart disease, the OR was 3.5 (95% CI: 1.6-7.7); and for hypertension, the OR was 4.8 (95% CI: 2.1-10.7). The OR for obesity was 1.45 (95% CI: 1.01-2.18), and the OR for age was 1.10 (95% CI: 1.01-1.12). No statistically significant association was found between opium use and cardiotoxicity (p = 0.07). This research contributes to the identification of factors that may predict responses to anthracyclines and the potential for cardiotoxicities. Ultimately, this information could inform the development of more personalized treatment strategies.
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In this study, several machine learning (ML) models consisting of shallow learning (SL) models (e.g., random forest (RF), K-nearest neighbor (KNN), weighted K-nearest neighbor (WKNN), support vector machine (SVM), artificial neural network (ANN), and deep learning (DL) models (e.g., long short-term memory (LSTM), gated recurrent unit (GRU), recurrent neural network (RNN), and convolutional neural network (CNN)) have been employed for predicting air pollution and its classification. The models were selected based on factors such as prediction accuracy, model generalization, model complexity, and training time. Our study focuses on analyzing and predicting the air quality index (AQI) using daily PM10 concentration as natural pollutants and nine meteorological parameters from March 2013 to February 2022 in Zabol. We also utilized the information gain (IG) method for feature selection. Several measures including accuracy, F1 score, precision, recall, and the area under the curve (AUC), are computed to assess model performance. This study demonstrates the efficacy of DL models, particularly CNN, in predicting the AQI with remarkable accuracy. Our findings reveal that all models effectively classify air quality levels, with an AUC of 0.95 for the good class in both DL and ANN models, significantly outperforming SL models. The AUC values for the hazardous and moderate classes of DL models were also impressive, at 0.90 and 0.83, respectively, underscoring their effectiveness in critical classifications. In terms of performance, CNN achieved an accuracy of 0.60, leading the models, while RF followed closely at 0.58. RNN, GRU, ANN, and SVM each reached an accuracy of 0.57, demonstrating a competitive edge. LSTM and WKNN recorded an accuracy of 0.55, and KNN was slightly lower at 0.53. These results highlight the superior capabilities of DL models in addressing complex air quality classifications, providing invaluable insights for policymakers. By leveraging these advanced techniques, stakeholders can implement more effective strategies to combat air pollution and safeguard public health. It is worth noting that irregular monitoring of air quality data may affect the robustness of our predictions, highlighting the need for more consistent data collection to ensure an accurate representation of pollution levels.
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INTRODUCTION: Examining the factors influencing students' academic achievement can lead to improved educational planning and enhanced teaching and learning outcomes. The aim of this study was to investigate the impact of mindfulness on academic achievement with the mediating role of adaptability among students at Jiroft University of Medical Sciences in southern Iran in 2024. METHODS: This descriptive-analytical cross-sectional study was conducted on 290 students from various fields at Jiroft University of Medical Sciences in southern Iran from January to April 2024. To select these 290 individuals, a stratified sampling proportional to size was first carried out based on the year of university entry and field of study. After the sample size was determined for each entry year and field of study, students were randomly selected using their student numbers and a random number table. The data collection instruments were the standard mindfulness, academic achievement, and adaptability questionnaires. Descriptive tests and structural equation modeling using the Partial Least Squares (PLS) method were employed for data analysis, utilizing Smart PLS3 and SPSS26 software. RESULTS: The findings indicate that students' mindfulness positively affects their academic achievement (p < 0.001, ß = 0.59). Additionally, mindfulness positively influences students' adaptability (p < 0.001, ß = 0.65). The results also show adaptability positively impacts students' academic achievement (p = 0.001, ß = 0.57). Finally, students' mindfulness has a significant positive effect on their academic achievement through the mediating role of adaptability (p < 0.001). DISCUSSION: According to the results, a favorable state of mindfulness and adaptability among students can improve academic achievement. Therefore, it is recommended that university administrators facilitate the enhancement of students' mindfulness and adaptability by organizing relevant courses and workshops. This approach can contribute to their academic progress.
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Éxito Académico , Atención Plena , Estudiantes de Medicina , Humanos , Estudios Transversales , Irán , Femenino , Masculino , Estudiantes de Medicina/psicología , Adaptación Psicológica , Análisis de Clases Latentes , Adulto Joven , Encuestas y Cuestionarios , AdultoRESUMEN
Introduction: The Package of Essential Non-Communicable (PEN) Disease Control was implemented in the primary healthcare system to manage cardiovascular disease (CVD) risk factors in Iran. This study aimed to evaluate the status of CVD risk factor control following the implementation of the PEN. Methods: This historical cohort study was conducted among 60-65-year-old residents to compare hypertension (HTN) control via mean systolic blood pressure (SBP) and diastolic blood pressure (DBP), diabetes mellitus (DM) control via fasting blood sugar (FBS) and HbA1C tests, hyperlipidemia control via serum cholesterol and triglyceride levels, and overweight and obesity via body mass index (BMI) measurement in 2016 (before the implementation of the PEN project) and 2021 (after 5 years). Results: A total of 1,583 residents with a mean age of 62.32±1.70 years were included in the study. In 2021, compared to 2016, there was a significant decrease in the relative frequency of residents with high SBP from 13.7% to 9.3%, high DBP from 11.3% to 3.4%, FBS≥126 mg/dL from 25.6% to 19.7%, and BMI≥30 from 25.7% to 23.4%. Additionally, the mean DBP and the mean serum levels of FBS among all participants decreased significantly. However, the relative frequency of residents with total cholesterol≥200 mg/dL increased significantly from 11.5% to 14.2%. Conclusion: Following the implementation of the PEN, the control of HTN, DM, and obesity improved among 60-65-year-old residents. However, the control of hypercholesterolemia did not improve.
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This study addresses the inherent fragility and fractal limitations of traditional silica aerogels by developing a bio-templated aerogel fiber. Integrating cellulose nanofibers (CNFs), thermoplastic polyurethane (TPU), and silica aerogel (SA) in a dimethyl sulfoxide (DMSO) dispersion, a gel-spinning technique was employed to create aerogel fibers with superior thermomechanical performance. CNF also provided excellent rheological modification for successful spinnability, fast gelation, and fiber formation. The unique hierarchical structure of these fibers, formed through hot-stretching and surface modification, combined the superior mechanical strength and flexibility of TPU with the exceptional insulation properties of CNF and SA. The CNF network, encapsulated within the SA particles, formed a core-shell structure, axially aligned, that significantly enhances the thermal stability and mechanical performance of the fibers while maintaining a lightweight and porous architecture. Comprehensive morphological, thermal, and mechanical analyses were conducted to evaluate the properties of the developed aerogel fibers. Fourier transform infrared (FTIR) spectroscopy and nuclear magnetic resonance (NMR) spectroscopy verified the successful surface modification and grafting reactions on CNF, contributing to improved hydrophobicity and thermal insulation. Adjusting the CNF content allowed for tailoring of the thermomechanical characteristics, with a notable 294% increase in tensile strength from 5.3 to 15.6 MPa and an enhanced crystallization temperature from 106 to 119.97 °C. Furthermore, cyclic tensile and compression tests validated the durability and shape recovery capabilities of the aerogel fibers, making them promising candidates for high-performance applications in extreme environments. The thermal conductivity validated by experimental data further highlights the potential of CNF-based aerogel fibers as sustainable and multifunctional materials for advanced thermal insulation, mechanical reinforcement, and flexible structural applications.
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BACKGROUND: Quail is an efficient poultry species known for many years, and its productivity is highly affected by gastrointestinal function, health, digestion and commensal bacteria. Specific histological parameters and nutrient absorption-related genes could be used to study intestinal functionality and efficiency. OBJECTIVES: This study aimed to evaluate the mRNA abundance of nutrient absorption-related genes and intestinal histology changes in laying Japanese quail during productive lifespan. METHODS: A total of 135 quails from a commercial flock at different egg production periods (early production [EP, 6 weeks of age], pick production [PP, 21 weeks of age] and post pick production [PPP, 40 weeks of age]) were randomly selected (n = 45/group) and kept for 6 weeks. Production performance was evaluated during last 2 weeks of the experimental period, and tissue samples were taken from the duodenum, jejunum and ileum for histological analysis and mRNA abundance purposes at the end of the experiment. The mRNA abundance of the CALB1, SGLT1, SGLT5, EAAT3 and NaPi-IIb genes were compared among groups. RESULTS: Production period did not affect the eggshell thickness, goblet cell number and mRNA abundance of CALB1, EAAT3 and NaPi-IIb (p > 0.05). The PPP quails had the highest egg weight and FCR compared to EP and PP quails (p < 0.001). Egg production and egg mass of the EP and PP quails were higher than those of PPP quails (p < 0.001). Moreover, EP quails had the highest villus height (VH)/crypt depth (CD) ratio in the duodenum and jejunum and the lowest VH:CD in the ileum compared with the PPP quails (p < 0.01). The lowest SGLT1 mRNA abundance was noted in the PP quails, whereas EP quails had the highest SGLT5 mRNA abundance (p < 0.05). CONCLUSIONS: In conclusion, although histology parameter changes were in-line with the lowest performance observed in the PPP quails, the current results failed to show a relationship between mRNA abundance changes and production performance attributes at different productive lifespans.
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Coturnix , Animales , Coturnix/genética , Coturnix/fisiología , Coturnix/anatomía & histología , Femenino , Intestinos/anatomía & histología , Nutrientes/metabolismoRESUMEN
Objectives: Acute Flaccid Paralysis (AFP) in children can stem from a diverse array of potential diagnoses. Materials & Methods: This retrospective study sought to diagnose children referred to a referral pediatric emergency unit with AFP between 2011 and 2016. The study gathered clinical observations, conducted stool and cerebrospinal fluid analyses, and assessed electrophysiological and imaging data. Results: The present study enrolled 118 fully immunized children with a mean age of 6.09 ± 3.60 years. The most prevalent diagnoses included Guillain-Barré Syndrome (GBS-80 cases), acute viral myositis (20 cases), Transverse Myelitis Syndrome (TMS) (TMS-6 cases), and Vaccine-Associated Paralytic Poliomyelitis (VAPP) (VAPP-6 cases). All these six patients had primary immunodeficiency. Notably, all patients tested negative for poliovirus in stool analyses. This study encountered a unique case of a 2.5-month-old male patient who presented with acute limb motor weakness, along with fever, irritability, new-onset hypotonia, and generalized decreased deep tendon reflexes. Notably, no signs of upper motor neuron involvement were found. The Cerebrospinal Fluid (CSF) analysis was compatible with the diagnosis of viral meningitis. Moreover, among the 60 brain and spinal imaging series performed, five were indicative of GBS, six cases showed evidence of TMS, and one revealed a spinal mass. Besides, clinical investigations pointed toward acute viral myositis as a secondary etiology of AFP in 20 patients in this study. Conclusion: In this hospital-based study, the most frequent diagnoses for children arriving at a third-level pediatric Emergency Room (ER) with acute flaccid paralysis AFP were GBS, acute viral myositis, TMS, and VAPP). These findings suggest a distinct pattern of AFP causes compared to those found in community-based epidemiological studies. Additionally, notably, unusual conditions, such as viral meningitis, can rarely present with AFP-like symptoms. Assessment for primary immune deficiency should be considered in cases of VAPP. Lastly, this research has implemented a pediatric AFP Management Protocol: A Local Practical Approach.
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Breast cancer poses a significant global health challenge, with Iran experiencing particularly high incidence and mortality rates. Understanding the adaptation process of Iranian breast cancer survivors' post-treatment is crucial. This study explores the health perceptions, barriers, and coping mechanisms of Iranian survivors by integrating Stress-Coping Theory (SCT) and the Health Belief Model (HBM). Semi-structured interviews were conducted with 17 survivors, and a grounded theory approach guided the deductive content analysis of the data. The findings reveal key themes, including perceived susceptibility, benefits, barriers to care, cues to action, self-efficacy, and appraisal of action. Perceived susceptibility highlights diagnostic challenges stemming from practitioner errors and symptom misconceptions. Perceived benefits underscore the importance of early detection and support from healthcare providers and families. Barriers include cultural and financial obstacles, while cues to action reflect the influence of media, family, and personal experiences on healthcare-seeking behavior. The study also examines coping strategies, such as problem-focused and emotion-focused approaches, along with family support and external stressors. To address these barriers and enhance support systems, the study suggests specific strategies for healthcare providers, including targeted training to improve diagnostic accuracy and patient communication. Culturally sensitive awareness campaigns can correct symptom misconceptions, while financial counseling can mitigate economic barriers. Establishing community-based support groups and involving family members in care plans can enhance emotional and psychological support. These strategies aim to overcome the identified barriers and improve support systems for Iranian breast cancer survivors, ultimately fostering better recovery outcomes.
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Adaptación Psicológica , Neoplasias de la Mama , Supervivientes de Cáncer , Modelo de Creencias sobre la Salud , Resiliencia Psicológica , Humanos , Femenino , Neoplasias de la Mama/psicología , Irán , Supervivientes de Cáncer/psicología , Persona de Mediana Edad , Adulto , Estrés Psicológico/psicología , Investigación Cualitativa , Teoría Fundamentada , NarraciónRESUMEN
Ataxia telangiectasia (AT), Louis-Bar syndrome, is a rare neurodegenerative disorder caused by autosomal recessive biallelic mutations within the ataxia telangiectasia mutated (ATM) gene. Currently, there are no curative therapies available for this disorder. This review provides an overview of the latest advances in treatment methods including 1- Acetyl-DL-leucine, 2- Bone Marrow Transplantation, 3- Gene Therapy, 4- Dexamethasone, and finally 5- Red Blood Cells (RBCs) as a carrier for dexamethasone (encapsulation of dexamethasone sodium phosphate into autologous erythrocytes, known as EryDex). Most of the treatments under investigation are in the early stages, except for the EryDex System. It appears that the EryDex system and N-Acetyl-DL-Leucine may hold promise as potential treatment options.