Publications by authors named "Pen-Hua Su"

Background: Impaired mitochondrial protein import machinery leads to phenotypically heterogeneous diseases. Here, we report a recurrent homozygous missense variant in the gene that encodes the translocase of outer mitochondrial membrane 7 (TOMM7) in nine patients with microcephaly, short stature, facial dysmorphia, atrophic macular scarring, and moyamoya disease from seven unrelated families.

Methods: To prove the causality of the TOMM7 variant, mitochondrial morphology, proteomics, and respiration were investigated in CRISPR/Cas9-edited iPSCs-derived endothelial cells.

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Aim: We aimed to investigate the long-term impact of glucagon-like peptide-1 receptor agonists (GLP-1 RAs) on thyroid function, cardiovascular health, renal outcomes and adverse events in individuals with obesity and without type 2 diabetes (T2D).

Materials And Methods: In this observational cohort study, we used propensity score matching to construct comparable cohorts of individuals with obesity and without T2D who were new to GLP-1 RA treatment and those who did not receive glucose-lowering medications. In total, 3,729,925 individuals with obesity were selected from the TriNetX Global Network, with an index event between 1 January 2016 and 31 March 2024.

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Objective: To investigate the relationships of sleep patterns and respiratory disturbance index (RDI) with key physiological parameters (height, body mass index (BMI), bone age (BA), and IGF-1 levels) in children aged 6 to 16 years with self-perceived short stature.

Methods: For this cross-sectional study, conducted from October 2019 to November 2021, 238 children aged 6 to 16 years with self-perceived short stature were enrolled. The primary outcomes of sleep patterns and the RDI were non-invasively collected at home using the LARGAN Health AI-Tech Sleep Apnea and Sleep Quality Examination System, which operates based on polygraphy.

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Background: Obesity is a major health concern worldwide. Previous studies have suggested that phthalate plasticizers are obesogens. However, the relationship between early-life phthalate exposure and long-term obesity development remains unknown.

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Article Synopsis
  • The study explores how the GBA1 gene variant affects osteoporosis risk in patients with Gaucher disease (GD), revealing a significant association linked to increased bone disease risk.
  • The research involved analyzing monocytes from GD patients and using an in vitro model to assess GBA1 enzyme activity and its effects on osteoclast differentiation and endoplasmic reticulum stress.
  • Results indicated that early enzyme replacement therapy (ERT) in GD patients resulted in notable improvements in bone density, highlighting the importance of monitoring ER stress and inflammasome activation in osteoporosis progression.
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Silver-Russell syndrome (SRS; OMIM #180860) is a clinically and genetically heterogeneous imprinting disorder characterized by prenatal and postnatal growth failure. The aim of this study was to identify the epigenotype-phenotype correlations in these patients using quantitative DNA methylation analysis. One hundred and eighty-three subjects clinically suspected of having SRS were referred for diagnostic testing by the methylation profiling of -associated imprinting center (IC) 1 and imprinted regions using methylation-specific high-resolution melting analysis and methylation quantification with the MassARRAY assay.

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Article Synopsis
  • The study focuses on X-linked hypophosphatemia (XLH), a genetic disorder linked to mutations in the PHEX gene, leading to elevated FGF23 levels and associated health issues in Taiwanese patients.* -
  • Researchers analyzed medical records of 102 suspected XLH patients from 2006 to 2022, identifying 44 different PHEX mutations and noting that 92.1% of patients had elevated FGF23 levels.* -
  • The findings enhance understanding of PHEX mutations and FGF23 profiles in XLH, providing valuable information for clinical management, especially with the recent approval of burosumab as a treatment option.*
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Background/aim: Acid sphingomyelinase deficiency (ASMD) is a rare lysosomal storage disorder characterized by sphingomyelin accumulation causing progressive lung disease, respiratory failure, and death.

Patients And Methods: This retrospective observational study used the TriNetX database of electronic health records for 15,108 patients with ASMD from 2000-2020. After exclusions, 8,980 individuals were followed for 10 or 20 years.

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Background/aim: Turner syndrome confers increased cancer susceptibility; however, large-scale epidemiological evidence is lacking. This study aimed to analyze the incidence and prevalence of various malignancies in patients with Turner syndrome over 20 years of age to inform screening strategies.

Patients And Methods: We performed a retrospective cohort analysis of 11,502 patients with Turner syndrome from 2000 to 2020 utilizing the TriNetX research network database.

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Article Synopsis
  • Fabry disease is a genetic disorder leading to the buildup of globotriaosylceramide in the body, resulting in serious kidney and urinary tract issues, notably Fabry nephropathy.
  • A study analyzing data from over 10,000 Fabry patients showed a significant rise in severe kidney conditions and related complications from 2000-2020, especially among women and Black patients.
  • These findings suggest that enzyme replacement therapy (ERT) has not reduced morbidity as expected, indicating a need for better screening, treatment, and monitoring to improve patient health outcomes.
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Background/aim: Gaucher disease (GD) is a rare lysosomal storage disorder that can involve the lungs and pulmonary vasculature. The long-term effects of GD on respiratory health remain unclear due to limited data on the natural history of this disease. We analyzed electronic health records for 11,004 patients with GD over 10-20 years to determine the incidence of pulmonary hypertension (PH), lung disease, and other respiratory comorbidities and better understand disease course to guide management.

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Background: Individuals with Down syndrome are at a higher risk of cardiac, renal, and other health issues due to a complex disease physiology. However, few data exist on long-term disease risks to guide prevention and care. We aimed to determine the 10-year incidence of cardiac, renal, and urinary tract complications in Down syndrome versus matched controls.

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Aims: To analyse the genome-wide association study (GWAS) data of patients with type 1 diabetes mellitus (T1D) in order to develop a risk score for the genetic effects on T1D risk and age at diagnosis in the Taiwanese population.

Materials And Methods: We selected 610 patients with T1D and 2511 healthy individuals from an electronic medical record database of more than 300 000 individuals with genetic information, analysed their GWAS data, and developed a polygenic risk score (PRS).

Results: The PRS, based on 149 selected single-nucleotide polymorphisms, could effectively predict T1D risk.

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Purpose: Phthalates are ubiquitous endocrine disruptors that can affect pubertal development in children. The association of fetal and childhood levels of phthalates with pubertal development were explored.

Methods: We conduct a population-based birth cohort study to investigate the association between prenatal and childhood exposure to phthalates and pubertal development.

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X-linked hypophosphatemia (XLH) is a rare, inherited, multisystem disorder characterized by hypophosphatemia that occurs secondary to renal phosphate wasting. Mutations in PHEX gene (located at Xp22.1) in XLH alter bone mineral metabolism, resulting in diverse skeletal, dental, and other extraskeletal abnormalities that become evident in early childhood and persist into adolescence and adult life.

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Background: Birth defects (BDs) are the main causes of mortality and disability in infants and children. Associations between maternal diabetes mellitus (DM), including gestational DM (GDM) and pregestational DM (type 1 or type 2), and the risk of BDs have been reported. This study aims to determine the relationship between maternal DM and BDs and to investigate whether reducing the incidence of DM can decrease the incidence of BDs.

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Background/aim: The T cell's flexibility of the immune system to be regulated affects the onset of type 1 diabetes (T1D). However, the mechanisms of endoplasmic reticulum (ER) stress and inflammasome activation in the circulating CD3CD56 T cells of patients with T1D remain unclear. This study evaluated the role of CD3CD56 T cells in T1D and their correlations with ER stress, inflammasome activation and disease characteristics.

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Context: Nephropathy is a severe complication of type 1 diabetes (T1DM). However, the interaction between the PDHA1-regulated mechanism and CD4+ T cells in the early stage of kidney tubular injury remains unknown.

Objective: To evaluate the role of PDHA1 in the regulation of tubular cells and CD4+ T cells and further to study its interaction in tubular cell injury in T1DM.

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Purpose: Poor adherence to recombinant human growth hormone (r-hGH) treatment presents a significant barrier to achieving optimal growth outcomes. It is important to identify and address the treatment adherence-related needs of children prescribed r-hGH treatment, and develop new approaches to improve adherence. We aimed to measure the impact of the TUITEK patient support programme, a multi-component personalized service intervention, on caregivers' knowledge, beliefs, and perceptions of short stature and adherence to its treatment.

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In recent years, newborns born to immigrant mothers have accounted for about 10% of the total births in Taiwan. However, little is known about whether there are differences between newborns of immigrant and native-born mothers regarding the prevalence and the possible causes of birth defects. By combining four nationwide databases and assessing all newborns between 2005 and 2014 in Taiwan as research subjects, this study determined the prevalence of birth defects stratified into nine categories (neuronal, facial, cleft, circulatory, respiratory, digestive, urogenital, musculoskeletal and chromosomal abnormalities) in the newborns of immigrant mothers and native-born mothers.

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Background: Silver-Russell syndrome (SRS) is a clinically and genetically heterogeneous disorder characterized by severe intrauterine growth retardation, poor postnatal growth, characteristic facial features, and body asymmetry. Hypomethylation of the imprinted genes of the chromosome 11p15.5 imprinting gene cluster and maternal uniparental disomy of chromosome 7 (mUPD7) are the major epigenetic disturbances.

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Previous studies have indicated that prenatal exposure to endocrine-disrupting chemicals (EDCs) can cause adverse neuropsychiatric disorders in children and adolescents. This study aimed to determine the association between the concentrations of prenatal EDCs and brain structure changes in teenagers by using MRI. We recruited 49 mother-child pairs during the third trimester of pregnancy, and collected and examined the concentration of EDCs-including phthalate esters, perfluorochemicals (PFCs), and heavy metals (lead, arsenic, cadmium, and mercury)-in maternal urine and/or serum.

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Long non-coding RNA steroid receptor RNA activators (LncRNA SRAs) are implicated in the β-cell destruction of Type 1 diabetes mellitus (T1D), but functional association remains poorly understood. Here, we aimed to verify the role of LncRNA SRA regulation in β-cells. LncRNA SRAs were highly expressed in plasma samples and peripheral blood mononuclear cells (PBMCs) from T1D patients.

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Background: Adherence to growth hormone therapy is difficult to detect reliably. Devices such as easypod have been developed for electronic recording of injections. The easypod connect observational study (ECOS) was an open-label, observational, multinational, phase IV study conducted in 24 countries around the world.

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Background: Stroke is one of the leading causes of death and disability worldwide. In patients suffering from strokes and other acute brain injuries, the prevalence of pituitary dysfunction is high, and growth hormone deficiency is commonly found. Previous studies have demonstrated that administration of recombinant human growth hormone provides adult growth hormone deficiency (AGHD) patients with beneficial effects such as improving body compositions and quality of life.

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