Publications by authors named "Hsiu-Chen Chen"

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  • The research focused on the methanol extract from specific seeds, revealing two new benzofuran glycosides, named furomagydarins A and B, as well as three known coumarins.
  • Advanced techniques like 1D and 2D NMR, along with HR MS, were used to identify the structures of these new compounds.
  • One of the new compounds was found to inhibit COX-2 expression in macrophages under pro-inflammatory conditions, suggesting it lowers COX-2 at the transcriptional level and reduces related signaling pathways involved in inflammation.
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  • Increased medical attention is crucial as autism spectrum disorder (ASD) prevalence increases, with significant associations found between ASD and cardiovascular disorders (CVD) like hyperlipidemia.
  • The study hypothesized that the Shank3 gene contributes to the development of CVD in young adults with ASD by investigating its role in atherosclerosis through various analyses, including knockout mice and human studies from Taiwan.
  • Findings suggested that Shank3 downregulation leads to altered cholesterol metabolism and reduced inflammatory responses, indicating that regulating Shank3 could help mitigate inflammation-related disorders linked to early-onset atherosclerosis and CVD in individuals with ASD.
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Colorectal cancer is one of the most prevalent and lethal malignancies, affecting approximately 900,000 individuals each year worldwide. Patients with colorectal cancer are found with elevated serum interleukin-6 (IL-6), which is associated with advanced tumor grades and is related to their poor survival outcomes. Although IL-6 is recognized as a potent inducer of colorectal cancer progression, the detail mechanisms underlying IL-6-induced colorectal cancer epithelial-mesenchymal transition (EMT), one of the major process of tumor metastasis, remain unclear.

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Phosphoglucose isomerase (PGI) catalyzes the interconversion of fructose-6-phosphate and glucose-6-phosphate, which impacts cell carbon metabolic flow. Arabidopsis (Arabidopsis thaliana) contains two nuclear PGI genes respectively encoding plastidial PGI1 and cytosolic PGI (cPGI). The loss of PGI1 impairs the conversion of F6P of the Calvin-Benson cycle to G6P for the synthesis of transitory starch in leaf chloroplasts.

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Background: The scholarly evidence on the timing and practice of interventional care administered to preterm infants in high-humidity environments is unclear. This makes evaluating the prognosis of preterm infants with comorbidities difficult and means that clinical medical staff lack clear guidelines for care.

Purpose: This systematic review was designed to explore the prognostic effects of interventions for comorbidities performed on very low birthweight preterm infants in high humidity environments to provide an empirical basis for developing related clinical-care guidelines.

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Plants perceive environmental light conditions and optimize their growth and development accordingly by regulating gene activity at multiple levels. Photoreceptors are important for light sensing and downstream gene regulation. Phytochromes, red/far-red light receptors, are believed to regulate light-responsive alternative splicing, but little is known about the underlying mechanism.

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Background: Developing accurate prognostic awareness, a cornerstone of preference-based end-of-life (EOL) care decision-making, is a dynamic process involving more prognostic-awareness states than knowing or not knowing. Understanding the transition probabilities and time spent in each prognostic-awareness state can help clinicians identify trigger points for facilitating transitions toward accurate prognostic awareness. We examined transition probabilities in distinct prognostic-awareness states between consecutive time points in 247 cancer patients' last 6 months and estimated the time spent in each state.

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  • Light is crucial for plant growth, affecting gene expression through photoreceptors, but the role of mRNA splicing in this process is not well understood.
  • Researchers used high-throughput mRNA sequencing on the moss Physcomitrella patens and discovered that light promotes various alternative splicing events, especially those tied to photosynthesis and translation, shortly after light exposure.
  • This study suggests that light modulates gene expression through alternative splicing, with specific regulatory elements involved, highlighting the importance of this mechanism in non-vascular plants' development.
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Phytochromobilin (PPhiB) is an open chain tetrapyrrole molecule that functions as the chromophore of light-sensing phytochromes in plants. Derived from heme, PPhiB is synthesized through an open chain tetrapyrrole intermediate, biliverdin IXalpha (BV), in the biosynthesis pathway. BV is subsequently reduced by the PPhiB synthase HY2 in plants.

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We analyzed data from a single screening center in Taiwan from January 1, 1996 to December 31, 2005 to evaluate the change in incidence and female to male ratio of G6PD deficiency. During the study period, 1,211,632 of 2,667,922 (45.41%) neonates delivered in Taiwan were screened at the National Taiwan University Hospital.

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Nasal problems are a commonly encountered diseases in the ENT (ear, nose, and throat) specialty. People with nasal problems usually seek medical therapy. When the problem cannot resolved by medical therapy then surgery becomes an option.

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The bed nucleus of the stria terminalis (BNST) is interconnected with the amygdala that is implicated in memory modulation. In view of the innervation of this structure by the hippocampus and brain stem noradrenergic nuclei, this study examined the role of BNST noradrenergic activity in acquisition, formation and expression of spatial memory. Male Wistar rats with indwelling cannulae in the BNST were trained on a spatial navigation task in the Morris water maze.

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