Publications by authors named "Saida K"

This study aimed to test the hypothesis that knowledge derived from indirect assessments can be used to identify fall risk factors during a period of social distancing. A baseline survey of 1953 community-dwelling older adults was conducted in May 2020, with a follow-up survey performed in May 2023 to assess the situation 3 years later. In total, 339 individuals were followed from baseline to follow-up.

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[Purpose] The bench press can strengthen targeted muscles, such as the pectoralis major, deltoid, and triceps brachii. This study examined differences in muscle activities during the bench press at different angles in beginners to collect basic data and evaluate the clinical effectiveness of the bench press. [Participants and Methods] The participants were 15 male students with <1 year of training experience.

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  • The study aimed to explore how the Valsalva maneuver during exercise affects vital signs in healthy university students.
  • Twenty-five students performed squats with two different weights and under two conditions: breath-holding (Valsalva group) and no breath-holding (Control group), while their blood pressure and other metrics were recorded.
  • Results indicated that systolic and mean blood pressure, along with pulse pressure, rose in certain groups, suggesting that the Valsalva maneuver can affect vital signs in young, healthy individuals.
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  • Neuronal intranuclear inclusion disease (NIID) is a rare neurodegenerative condition linked to GGC repeat expansions in the NOTCH2NLC gene, with potential impacts on various organs, including the kidneys.
  • A study on a family with NIID found that four out of five members experienced proteinuria and had a renal pathology diagnosis of focal segmental glomerulosclerosis (FSGS), alongside other neurological symptoms.
  • Advanced genetic analyses, including exome and whole-genome sequencing, identified STR expansions in NOTCH2NLC, indicating a possible connection between this genetic alteration and renal diseases.
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Background: Steroid-resistant nephrotic syndrome (SRNS) is the second most frequent cause of chronic kidney disease in children and young adults. The most severe form of steroid-resistant nephrotic syndrome is congenital nephrotic syndrome Finnish type (CNSF), caused by biallelic loss-of-function variants in NPHS1, encoding nephrin. Since each of the 68 monogenic causes of steroid-resistant nephrotic syndrome represents a rare cause of the disease, tailoring therapeutic interventions to multiple molecular targets remains challenging, suggesting gene replacement therapy (GRT) as a viable alternative.

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Steroid-resistant nephrotic syndrome (SRNS) is the second most frequent cause of childhood chronic kidney disease. Congenital nephrotic syndrome of the Finnish type (CNF) (MIM# 256300) is caused by biallelic variants in the gene NPHS1, encoding nephrin, an integral component of the kidney filtration barrier. No causal treatments exist, and children inevitably require kidney replacement therapy.

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We aimed to verify the characteristics of lifestyles and frailty among older adults during and after the COVID-19 pandemic. This two-point cross-sectional study conducted a baseline survey (BL) in 2020 and a follow-up survey (FU) in 2023 with community-dwelling individuals aged ≥65 years in Japan. The 700 and 572 participants in the BL and FU were analyzed.

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In genetic disease, an accurate expression landscape of disease genes and faithful animal models will enable precise genetic diagnoses and therapeutic discoveries, respectively. We previously discovered that variants in , encoding nitric oxide synthase 1 (NOS1) adaptor protein, cause monogenic nephrotic syndrome (NS). Here, we determined that an intergenic splice product of N / and neighboring , which precludes NOS1 binding, is the predominant isoform in mammalian kidney transcriptional and proteomic data.

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Steroid-resistant nephrotic syndrome (SRNS) is the second most frequent cause of chronic kidney disease before the age of 25 yr. Nephrin, encoded by localizes to the slit diaphragm of glomerular podocytes and is the predominant structural component of the glomerular filtration barrier. Biallelic variants in can cause congenital nephrotic syndrome of the Finnish type, for which, to date, no causative therapy is available.

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The frequency of falls increases with age. In Japan, the population is aging rapidly, and fall prevention measures are an urgent issue. However, assessing fall risk during the coronavirus disease pandemic was complicated by the social distancing measures implemented to prevent the disease, while traditional assessments that involve actual measurements are complicated.

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Background: Epidermolysis bullosa (EB) is characterized by skin fragility and blistering. In Brazil, the diagnosis is usually obtained through immunomapping, which involves a skin biopsy. Most recently, whole exome sequencing (WES) has become an important tool for the diagnosis of the subtypes of EB, providing information on prognosis as well as allowing appropriate genetic counseling for the families.

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Beckwith-Wiedemann syndrome (BWS) is an imprinting disorder caused by (epi)genetic alterations at 11p15. Because approximately 20% of patients test negative via molecular testing of peripheral blood leukocytes, the concept of Beckwith-Wiedemann spectrum (BWSp) was established to encompass a broader cohort with diverse and overlapping phenotypes. The prevalence of other overgrowth syndromes concealed within molecularly negative BWSp remains unexplored.

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Aim: The purpose of this study was to categorize and clarify transitions in the health status of older adults living in the community during the coronavirus disease (coronavirus disease 2019: COVID-19) pandemic.

Methods: The participants were older adults (≥65 years of age) who lived in Takasaki City, Gunma Prefecture. The survey items included basic information and subjective health perception (questionnaire for medical checkup of old-old).

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[Purpose] We aimed to explore the factors that predict falls in community-dwelling older people over 6 months during their voluntary self-isolation for the coronavirus disease (SARS-CoV-2). [Participants and Methods] In this longitudinal study, we surveyed older people aged ≥65 years living in Takasaki City, Gunma Prefecture, using a questionnaire. We investigated the relationship between the frailty screening index and fall rate.

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Focal cortical dysplasia is the most common malformation during cortical development, sometimes excised by epilepsy surgery and often caused by somatic variants of the mTOR pathway genes. In this study, we performed a genetic analysis of epileptogenic brain malformed lesions from 64 patients with focal cortical dysplasia, hemimegalencephy, brain tumors, or hippocampal sclerosis. Targeted sequencing, whole-exome sequencing, and single nucleotide polymorphism microarray detected four germline and 35 somatic variants, comprising three copy number variants and 36 single nucleotide variants and indels in 37 patients.

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  • The study aimed to evaluate the occurrence of new subjective cognitive decline (SCD) complaints among older adults in Japan during the COVID-19 pandemic, surveying participants at two different times in 2020.
  • Out of 534 initially healthy participants, 85 (15.9%) reported new SCD complaints, with significant factors including walking speed and social support for consulting.
  • The findings suggest that both maintaining physical health and having social support are important to prevent new SCD complaints in older adults amid challenging circumstances like the pandemic.
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Objectives: The WISH-type S-form hip brace (WISH brace) has significantly improved hip function and functional mobility in patients with hip osteoarthritis (OA). However, most patients later undergo surgery. The main purpose of this study was to evaluate how long the orthosis can be effectively used by patients with hip OA, and to reveal the associated prognostic factors.

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Purpose: Pathogenic variants in genes involved in the epigenetic machinery are an emerging cause of neurodevelopment disorders (NDDs). Lysine-demethylase 2B (KDM2B) encodes an epigenetic regulator and mouse models suggest an important role during development. We set out to determine whether KDM2B variants are associated with NDD.

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Purpose: Brain monoamine vesicular transport disease is an infantile-onset movement disorder that mimics cerebral palsy. In 2013, the homozygous SLC18A2 variant, p.Pro387Leu, was first reported as a cause of this rare disorder, and dopamine agonists were efficient for treating affected individuals from a single large family.

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Purpose: Cerebellar hypoplasia and atrophy (CBHA) in children is an extremely heterogeneous group of disorders, but few comprehensive genetic studies have been reported. Comprehensive genetic analysis of CBHA patients may help differentiating atrophy and hypoplasia and potentially improve their prognostic aspects.

Methods: Patients with CBHA in 176 families were genetically examined using exome sequencing.

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Purpose: To examine the association between consistent subjective cognitive decline and fall occurrence six months later.

Method: A cohort study was conducted at two time points in community-dwelling older adults. The first survey was conducted from May to July 2020 and the second from November 2020 to January 2021.

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Introduction: COVID-19 is a highly transmissible and pathogenic viral infection caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Algeria was also affected by the COVID-19, it was considered the third most affected country in Africa.

Aim: The main aim of the study was to identify risk factors and the impact of risk factors on the incidence SARS-CoV-2 infection and the clinical course of the COVID-19, through a behavioral survey on a representative sample of the people who have been previously diagnosed with COVID-19.

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