Evaluation of muscle mass relative to weight/sitting height improves the association with physical performance.

Objectives: To compare relationships of appendicular skeletal muscle mass (ASM) with the function of the upper and lower extremities, after the former has been adjusted by five body size variables: height; weight; body mass index (BMI); sitting height; and weight/sitting height.

Study Design: A cross-sectional study of data derived from the baseline phase of the Physical Activity and Health in Older Women Study.

Main Outcome Measures: ASM was measured by bioelectrical impedance analysis.

Multi-omics data integration reveals novel genes related to autoimmune hypothyroidism in the brain: A molecular basis for the brain-thyroid axis.

Background: The mechanisms underlying the complex relationship between autoimmune hypothyroidism and neurological disorders remain unclear. We conducted a comprehensive analysis of associations between alternative splicing, transcriptomics, and proteomics data and autoimmune hypothyroidism.

Methods: Splicing-wide association studies (SWAS), proteome-wide association studies (PWAS), and transcriptome-wide association studies (TWAS) were used to identify genes and proteins that regulate autoimmune hypothyroidism within the brain axis.

Reduction in Heavy Rare Earth Diffusion Sources in Sintered Nd-Fe-B Magnets via Grain Boundary Diffusion of DyCeCu.

This study investigates the effect of Ce on the diffusion behavior of Dy-Cu alloys. The addition of Ce reduces the diffusion source melting point and promotes the formation of low-melting alloy phases, benefiting the diffusion behavior. The diffusion source with 10 wt.

Structure-guided engineering an (R)-transaminase from Mycobacterium neoaurum for efficient synthesis of chiral N-heterocyclic amines.

(R)-selective amine transaminases (R-ATAs) show considerable potential for the asymmetric synthesis of chiral drug intermediates. However, the low catalytic efficiency of natural R-ATAs toward bulky ketone substrates, such as N-heterocyclic compounds, severely limits its industrial application. In this study, five putative (R)-ATAs were mined from NCBI database, among which MnTA showed the highest activity for N-Boc-3-pyrrolidinone (1a) and N-Boc-3-piperidone (2a), and its crystal structure was performed.

Tea/Coffee Sustainable Nanoarchitectures Purify Wastewater.

Transforming spent coffee grounds and tea residues into valuable hierarchical porous materials presents a sustainable solution for environmental remediation due to the low cost, extensive availability, and versatile functionalized interface. Here, we systematically investigated tea polyphenol-mediated morphological transformation of spent coffee grounds to the synthesis of three-dimensional (3D) mesoporous metal-organic framework (MOF)-derived nanoarchitectured carbon composites. We adopted the sustainable cost-effective tea-coffee derivative to remove typical marine micropollutants, such as antibiotic wastewater, radioactive pollutants, and microplastics.

Self-compassion and work engagement among Chinese nurses: exploring mediating effects of depression, anxiety, and stress.

Objective: Work engagement significantly influences both the quality of nursing care and nurses' job performance. In this study, we aimed to explore the mediating effects of negative emotions on the relationship between self-compassion and work engagement among Chinese nurses.

Method: A cross-sectional study was performed on nurses in a tertiary A hospital located in Henan province from September, 2023 to December, 2023.

ABRACL upregulated by transcription factor CBX4 promotes proliferation and migration and inhibits the apoptosis of gastric cancer cells.

Background: Gastric cancer (GC) is a predominant health concern in many countries. Actin-binding Rho activating C-terminal-like (ABRACL) belongs to a new family of low molecular weight proteins and has been implicated in cancers. This study was implemented to elucidate the role and mechanism of ABRACL in GC.

Path analysis of influencing factors for anxiety and depression among first-trimester pregnant women.

Background: Prenatal anxiety and depression exert a significant influence on the physiological and psychological health outcomes of both expectant mothers and their infants. The aim of this study was to explore the intrinsic relationships between maternal anxiety, depression in early pregnancy, and their influencing factors. The findings of this study provide scientific basis for developing targeted preventive interventions.

Discovery and preclinical profile of YK-2168, a differentiated selective CDK9 inhibitor in clinical development.

Emerging clinical evidence indicates that selective CDK9 inhibition may provide clinical benefits in the management of certain cancers. Many CDK9 selective inhibitors have entered clinical developments, and are being investigated. No clear winner has emerged because of unforeseen toxicity often observed in clinic with these agents.

Association of computed tomography-derived pectoralis muscle area and density with disease severity and respiratory symptoms in patients with chronic obstructive pulmonary disease: A case-control study.

Rationale And Objectives: Computed tomography (CT) is commonly used and offers an additional viewpoint for evaluating extrapulmonary symptoms, disease severity, and muscle atrophy. This study assessed whether the pectoralis muscle area (PMA) and pectoralis muscle density (PMD) are lower in patients with chronic obstructive pulmonary disease (COPD) than in healthy controls and elucidated their relationships with these variables.

Materials And Methods: The participants were enrolled in the hospital outpatient clinic between October 2023 and May 2024.

VEGFA contributes to tumor property of glioblastoma cells by promoting differentiation of myeloid-derived suppressor cells.

Background: Glioblastoma (GBM) is a malignant astrocytic tumor and its progression involves the regulation of vascular endothelial growth factor-A (VEGFA). However, the mechanism of VEGFA in regulating GBM progression remains unclear.

Methods: VEGFA mRNA expression was analyzed by quantitative real-time polymerase chain reaction.

Intuitive eating was associated with anxiety, depression, pregnancy weight and blood glucose in women with gestational diabetes mellitus: a prospective longitudinal study.

Background: Outside of pregnancy, intuitive eating (IE) is associated with lower body weight, blood glucose, and higher positive mood. However, little was known about the relationship between IE and anxiety-depression in the GDM population. Thus, this study aimed to investigate the association of IE with anxiety and depression, pregnancy weight and pregnancy blood glucose in the first and second GDM visit.

Endoplasmic reticulum stress and autophagy in cerebral ischemia/reperfusion injury: PERK as a potential target for intervention.

JOURNAL/nrgr/04.03/01300535-202505000-00028/figure1/v/2024-07-28T173839Z/r/image-tiff Several studies have shown that activation of unfolded protein response and endoplasmic reticulum (ER) stress plays a crucial role in severe cerebral ischemia/reperfusion injury. Autophagy occurs within hours after cerebral ischemia, but the relationship between ER stress and autophagy remains unclear.

Targeted whole-genome recovery of single viral species in a complex environmental sample.

Characterizing unknown viruses is essential for understanding viral ecology and preparing against viral outbreaks. Recovering complete genome sequences from environmental samples remains computationally challenging using metagenomics, especially for low-abundance species with uneven coverage. We present an experimental method for reliably recovering complete viral genomes from complex environmental samples.

Hofmeister Effect-Assisted Facile Fabrication of Self-Assembled Poly(Vinyl Alcohol)/Graphite Composite Sponge-Like Hydrogel for Solar Steam Generation.

The use of hydrogel-based interfacial solar evaporators for desalination is a green, sustainable, and extremely concerned freshwater acquisition strategy. However, developing evaporators that are easy to manufacture, cheap, and have excellent porous structures still remains a considerable challenge. This work proposes a novel strategy for preparing a self-assembling sponge-like poly(vinyl alcohol)/graphite composite hydrogel based on the Hofmeister effect for the first time.

Follicular fluid lipidomics analysis reveals altered lipid signatures in patients with polycystic ovary syndrome.

Background: This research investigates the metabolic profiles of follicular fluid (FF) samples from patients with polycystic ovary syndrome (PCOS) undergoing fertilisation and aims to identify diagnostic and therapeutic biomarkers for PCOS through lipidomic analysis.

Methods: We performed non-targeted lipid analysis of FF samples from women with PCOS ( = 6) and normal controls ( = 6) using ultra-high-performance liquid chromatography-tandem mass spectrometry. Differential lipids between the two groups were screened using multidimensional statistical analysis, followed by fold change analysis and -tests to identify potential PCOS biomarkers.

A Semi-Supervised Adaptive Matrix Machine Approach for Fault Diagnosis in Railway Switch Machine.

The switch machine, an essential element of railway infrastructure, is crucial in maintaining the safety of railway operations. Traditional methods for fault diagnosis are constrained by their dependence on extensive labeled datasets. Semi-supervised learning (SSL), although a promising solution to the scarcity of samples, faces challenges such as the imbalance of pseudo-labels and inadequate data representation.

Myeloid-specific Hdac10 deletion protects against LPS-induced acute lung injury via P62 acetylation at lysine 165.

Background: Aberrant activation of macrophages is associated with pathogenesis of acute lung injury (ALI). However, the potential pathogenesis has not been explored.

Objectives: We aimed to identify whether histone deacetylase (HDAC) 10 is involved in lipopolysaccharide (LPS)-exposed ALI and reveal the underlying pathogenesis by which it promotes lung inflammation in LPS-exposed ALI via modifying P62 with deacetylation.