Publications by authors named "Linda Lin"

Purpose: Trunk function is not only related to physical fitness performance, but also important for the balance, and stability of the whole body. This study aimed to investigate the effects of 2 training methods on trunk stability and athletic performance in adolescent female basketball players.

Methods: Fifty-one healthy elite female basketball players (age: 14.

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A 72-year-old woman underwent left bundle branch area pacing, and subsequent transthoracic echocardiography demonstrated potential septal lead perforation. Transesophageal echocardiography revealed an intracardiac mass, which resolved with anticoagulation. This case highlights left ventricular thrombus as a potential complication of septal lead perforation.

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Gene editing the BCL11A erythroid enhancer is a validated approach to fetal hemoglobin (HbF) induction for β-hemoglobinopathy therapy, though heterogeneity in edit allele distribution and HbF response may impact its safety and efficacy. Here, we compare combined CRISPR-Cas9 editing of the BCL11A +58 and +55 enhancers with leading gene modification approaches under clinical investigation. Dual targeting of the BCL11A +58 and +55 enhancers with 3xNLS-SpCas9 and two single guide RNAs (sgRNAs) resulted in superior HbF induction, including in sickle cell disease (SCD) patient xenografts, attributable to simultaneous disruption of core half E-box/GATA motifs at both enhancers.

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Background: Ageing leads to decreased physical function, which can impact independent living and raise health risks, increasing demand on healthcare resources. Finding affordable and accessible exercise to improve physical function is necessary for a population seemingly resistant to strength and balance training in leisure settings. This review aimed to evaluate whether unsupervised home-based exercises improve lower extremity function in older adults.

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Genome editing with RNA-guided DNA binding factors carries risk of off-target editing at homologous sequences. Genetic variants may introduce sequence changes that increase homology to a genome editing target, thereby increasing risk of off-target editing. Conventional methods to verify candidate off-targets rely on access to cells with genomic DNA carrying these sequences.

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Introduction: Physical activity (PA) is a potentially modifiable risk factor for lung cancer, with previous research revealing that people who engage in more PA have lower risk of developing lung cancer. PA levels of lung cancer screening participants have not previously been explored.

Methods: Participants at a single Australian International Lung Screen Trial site were eligible for assessment of self-reported PA levels (International Physical Activity Questionnaire and Physical Activity Scale for the Elderly) and physical assessments (6-min walk distance, hand grip muscle strength, daily step count, and body composition) at a single time point during lung cancer screening.

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Background: Evaluation of psychosocial consequences of lung cancer screening with LDCT in high-risk populations has generally been performed using generic psychometric instruments. Such generic instruments have low coverage and low power to detect screening impacts. This study aims to validate an established lung cancer screening-specific questionnaire, Consequences Of Screening Lung Cancer (COS-LC), in Australian-English and describe early results from the baseline LDCT round of the International Lung Screen Trial (ILST).

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Article Synopsis
  • A study investigated why some patients with paroxysmal atrial fibrillation (PAF) progress to persistent atrial fibrillation (PersAF) despite catheter ablation, focusing on predictors of this progression.
  • The study included 400 PAF patients, categorizing them into three outcome groups, and monitored them for 3 years post-ablation to assess AF recurrence and progression.
  • Key findings showed that a larger left atrial diameter, presence of non-pulmonary vein triggers, and a history of thyroid disease were significant predictors for both recurrence of AF and progression to PersAF.*
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Body talk has received increasing research attention in recent years, with accumulating evidence supporting the link between body talk and eating and body image disturbances. However, research on body talk in China is still relatively scarce and generally focused on fat talk, especially in women, and much remains unknown about muscle talk and positive body talk for both Chinese women and men. To promote a better understanding of body talk in the Chinese context, the present study adapted the Body Talk Scale (BTS) into Chinese Mandarin (i.

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Article Synopsis
  • Gene editing of specific enhancers to boost fetal hemoglobin (HbF) is being explored as a therapy for β-hemoglobinopathy, but variability in editing effects raises concerns about safety and effectiveness.
  • The research compared CRISPR-Cas9 techniques targeting two enhancers (+58 and +55), which showed better HbF induction, particularly in sickle cell disease patient cells, by disrupting critical motifs necessary for gene expression.
  • It was found that editing hematopoietic stem cells without prior cell culture reduces harmful unwanted outcomes (like genetic deletions) while still allowing effective gene targeting, suggesting a safer approach for gene therapy delivery.
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Multiple sclerosis (MS) is a disease in which the immune system damages components of the central nervous system (CNS), leading to the destruction of myelin and the formation of demyelinating plaques. This often occurs in episodic "attacks" precipitated by the transmigration of leukocytes across the blood-brain barrier (BBB), and repeated episodes of demyelination lead to substantial losses of axons within and removed from plaques, ultimately leading to progressive neurological dysfunction. Within leukocyte populations, macrophages and T and B lymphocytes are the predominant effectors.

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An i-motif is a non-canonical DNA structure implicated in gene regulation and linked to cancers. The C-rich strand of the HRAS oncogene, 5'-CGCCCGTGCCCTGCGCCCGCAACCCGA-3' (herein referred to as iHRAS), forms an i-motif in vitro but its exact structure was unknown. HRAS is a member of the RAS proto-oncogene family.

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Objective: Though multicomponent exercise training was found beneficial in improving the physical functionality, the effects of multicomponent exercise training on muscle oxygenation are still unclear. The purpose of this study was to investigate the effects of multicomponent exercise training on muscle oxygenation in young and older participants.

Methods: In this study, 17 young adults (Y) and 18 healthy older adults (E) were recruited to receive a multicomponent exercise training for 12 weeks, 2-3 sessions per week.

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  • CRISPR gene editing is a powerful tool for modifying DNA sequences to treat diseases, but off-target effects can be a concern.
  • The new tool, CRISPRme, improves predictions of off-target sites by factoring in genetic variations like SNPs and indels.
  • Testing showed that off-target effects were allele-specific and that considering genetic variants is crucial for safe and effective gene editing strategies in therapy.
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Objective: Aging and deficits related to decreased physical activity can lead to higher risks of autonomic nervous system (ANS) dysfunction. The aim of this study was to evaluate the effects of 24 weeks of resistance training (RT) at various intensities on hemodynamics as well as heart rate variability (HRV) at rest and in response to orthostatic tests in middle-aged and older adults.

Methods: Forty adults were randomized into three groups: high-intensity (HEX) (80% 1-RM) (11 female, 4 male; 60 ± 4 years); low-moderate-intensity (LEX) (50% 1-RM) (nine female, four male; 61 ± 5 years); and a control group (CON) (eight female, four male; 60 ± 4 years).

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  • - The study aimed to validate the Senior Perceived Physical Literacy Instrument (SPPLI), refining an earlier tool (PPLI) to assess physical literacy among older adults through a pilot study in Southern Taiwan.
  • - A total of 341 older adults participated, leading to the identification of three key components of SPPLI: attitude toward physical activity, physical activity ability, and social interaction related to physical activity, with good reliability (Cronbach’s α = 0.90).
  • - The findings indicated significant differences in physical activity ability based on education level and exercise maintenance stages, suggesting that SPPLI can effectively assess and address the physical literacy needs of older adults in activity programs.
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Purpose: The definition of physical literacy (PL) needs to be explored by researchers from educational, public health, and sports organisations in Chinese culture; an adequate definition and theoretical framework of PL can then be embraced within different contexts and according to cultural influences.

Methods: This meta-narrative synthesis of literature in this area included a series of planning, search, mapping, appraisal, synthesis, and recommendation phases. The literature was translated into English and circulated among international experts to seek suggestions.

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Background: The identification of post pulmonary vein isolation (PVI) gaps by activation and voltage maps is time-consuming. This study aimed to investigate the characteristics, efficiency and accuracy of LiveView dynamic display module (EnSite™ Dynamic Display; Abbott, Abbott Park, IL, USA) in unmasking post PVI gaps and conduction block line.

Method: Twenty four patients with paroxysmal atrial fibrillation (PAF) who failed to achieve first-pass PVI or with recurrent PAF were enrolled.

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Introduction: Dynamic display of real-time wavefront activation pattern may facilitate the recognition of reentrant circuits, particularly the diastolic path of ventricular tachycardia (VT).

Objective: We aimed to evaluate the feasibility of LiveView Dynamic Display for mapping the critical isthmus of scar-related reentrant VT.

Methods: Patients with mappable scar-related reentrant VT were selected.

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Background: On December 21, 2020, a study was conducted to investigate a range of psychosocial health constructs and demographic variables potentially associated with intentions toward accepting or forgoing the coronavirus (COVID-19) vaccine.

Purpose: The goal of the study was to identify predictors of forgoing COVID-19 vaccination at the time of the initial rollout.

Methods: A cross-sectional, representative online survey of 350 U.

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Research suggests that positive and negative body talk are important factors in people's body image, however, the instruments designed to measure body talk are generally designed for use with a specific gender and primarily measure negative body talk. To address the shortcomings in the existing measures, the Body Talk Scale (BTS) was designed to measure both positive and negative body talk in men and women. The current study examines the development and psychometric properties of this new scale in two samples of adults, both including men and women.

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Article Synopsis
  • In the MAPK pathway, the V600E mutation in B-Raf kinase leads to constant activation, resulting in excessive activity of downstream kinases MEK and ERK, contributing to melanoma and other cancers.
  • Research indicates that existing drugs often fail due to resistance and can paradoxically activate B-Raf; therefore, new drugs targeting allosteric sites are necessary.
  • By studying a specific α-helix on B-Raf crucial for its interaction with MEK, the research identifies potential new drug targets to inhibit B-Raf's oncogenic effects in melanoma.
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The G-quadruplex (GQ) is a well-studied non-canonical DNA structure formed by G-rich sequences found at telomeres and gene promoters. Biological studies suggest that GQs may play roles in regulating gene expression, DNA replication, and DNA repair. Small molecule ligands were shown to alter GQ structure and stability and thereby serve as novel therapies, particularly against cancer.

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