Proteomic characterization of a foraminiferal test's organic matrix.

Foraminifera are unicellular protists capable of precipitating calcite tests, which fossilize and preserve geochemical signatures of past environmental conditions dating back to the Cambrian period. The biomineralization mechanisms responsible for the mineral structures, which are key to interpreting palaeoceanographic signals, are poorly understood. Here, we present an extensive analysis of the test-bound proteins.

The Impact of Gilteritinib on Overall Survival of Adult Patients with FLT3 Positive Acute Myeloid Leukemia: A Systematic Review.

Background: Gilteritinib, an effective and selective inhibitor of the FLT3 gene, was developed to address the challenges posed by relapsed or refractory acute myeloid leukemia (AML) patients who often encounter limited treatment options and poor prognoses with salvage chemotherapy.

Aim: This systematic review aims to explore the progression of interventional research and consolidate existing evidence on the clinical effectiveness of gilteritinib as a monotherapy or combination therapy in improving overall survival among adults experiencing a recurrence or resistance to treatment for FLT3-positive AML patients.

Methods: A comprehensive search strategy, utilizing Medical Subject Headings (MeSH) and non-MeSH terms was conducted across Pubmed, EMBASE, Cochrane, and Web of Science databases.

Thermobifida fusca Cel6B moves bidirectionally while processively degrading cellulose.

Background: Cellulose, an abundant biopolymer, has great potential to be utilized as a renewable fuel feedstock through its enzymatic degradation into soluble sugars followed by sugar fermentation into liquid biofuels. However, crystalline cellulose is highly resistant to hydrolysis, thus industrial-scale production of cellulosic biofuels has been cost-prohibitive to date. Mechanistic studies of enzymes that break down cellulose, called cellulases, are necessary to improve and adapt such biocatalysts for implementation in biofuel production processes.

Alternative splicing of transcript mediates the response of circadian clocks to temperature changes.

Circadian clocks respond to temperature changes over the calendar year, allowing organisms to adjust their daily biological rhythms to optimize health and fitness. In , seasonal adaptations are regulated by temperature-sensitive alternative splicing (AS) of () and () genes that encode key transcriptional repressors of clock gene expression. Although () gene encodes the critical activator of circadian gene expression, AS of its transcripts and its potential role in temperature regulation of clock function have not been explored.

Multilevel associations of peer cognitive factors and adolescent cannabis use in a legal recreational cannabis region.

Background: Cannabis use can have unintended, harmful consequences for adolescents, a developmental group that struggles with heightened pressure to align with peer attitudes and behaviors. The role of social-cognitive factors in shifting cannabis use dynamics remains under explored, particularly in states where recreational cannabis use is legal.

Objectives: The present study examined multilevel longitudinal associations between resistance to peer influence, peer norms, and adolescent cannabis use over the course of 12 months.

Assessment of Linear and Cyclic Peptides' Immobilization onto Cross-Linked, Poly(vinyl alcohol)/Cellulose Nanocrystal Nanofibers Electrospun over Quartz Crystal Microbalances with Dissipation Sensors.

Immobilization of peptides onto nanofiber dressings holds significant potential for chronic wound treatment. However, it is necessary to understand the adsorptive capacity of the produced substrates and the binding affinity of the peptides to determine the interface success. This study aims at exploring for the first time the influence of electrospun poly(vinyl alcohol)-based nanofibers on the adsorption of a cyclic peptide, Tiger 17, and of a linear peptide, Pexiganan, using quartz crystal microbalance with dissipation monitoring (QCM-D).

The mutually reinforcing dynamics between pain and stress: mechanisms, impacts and management strategies.

While distinct, pain and stress share complex biological and psychological mechanisms that-despite their protective functions-can lead to clinically maladaptive changes requiring therapeutic intervention when they recur or persist. Recognized as "worldwide epidemics" of modern life, both conditions significantly affect an individual's quality of life, functioning, and well-being; without timely intervention, they can become chronic, leading to substantial economic costs via healthcare expenses, lost wages, and reduced productivity. Evidence suggests that pain and stress not only feed into but exacerbate each other through a "vicious cycle," driven by overlapping physiological, cognitive, and social mechanisms, indicating mutually reinforcing dynamics between pain and stress.

special issue for the 21st IUPAB congress and 62nd meeting of the Biophysical Society of Japan, Kyoto, Japan, 2024.

This Editorial for Volume 16 Issue 5 introduces the contents of the Special Issue featuring content from the 21st IUPAB Congress held jointly with the 62nd Biophysical Society of Japan Annual Meeting.

Estradiol impacts Müller glia and endothelial cell responses in hyperglycemic microenvironments with advanced glycation end products.

Diabetic retinopathy is a leading cause of vision loss in working adults, with disproportionate impact on women with lowered estrogen. Sex hormones and their receptors are significant to neuroprotection of the inner blood-retinal barrier (iBRB), a tissue that regulates transport across the neuroretina and vasculature. Moreover, high glucose levels in diabetes lead to the formation of advanced glycation end products (AGEs), which promote inflammation and iBRB breakdown to result in vision loss.

A comparison of scalable routine clinical materials and observer ratings to assess CBT fidelity.

Decades of research have demonstrated the efficacy of cognitive behavioral therapies (CBTs) for a wide variety of psychiatric diagnoses, resulting in the inclusion of CBT as a first-line evidence-based practice (EBP) in treatment guidelines for mood and anxiety disorders. However, some research suggests that many providers do not implement EBPs as intended. Ongoing quality monitoring is needed to support EBP implementation and sustainability, but "gold standard" fidelity monitoring (e.

N-cadherin antagonism is bronchoprotective in severe asthma models.

Severe asthma induces substantial mortality and chronic disability due to intractable airway obstruction, which may become resistant to currently available therapies including corticosteroids and β-adrenergic agonist bronchodilators. A key effector of these changes is exaggerated airway smooth muscle (ASM) cell contraction to spasmogens. No drugs in clinical use effectively prevent ASM hyperresponsiveness in asthma across all severities.

Updated resources for exploring experimentally-determined PDB structures and Computed Structure Models at the RCSB Protein Data Bank.

The Research Collaboratory for Structural Bioinformatics Protein Data Bank (RCSB PDB, RCSB.org), the US Worldwide Protein Data Bank (wwPDB, wwPDB.org) data center for the global PDB archive, provides access to the PDB data via its RCSB.

Serious Game-Based Balance Training with Augmented Kinesthetic Feedback Enhances Aspects of Postural Control in Poststroke Patients: A Randomized Clinical Trial.

Poststroke hemiparesis presents with motor asymmetry and decreased postural control leading to functional limitations. Serious games (SG) for balance rehabilitation of people with stroke may improve motor recovery, and the visual and auditory feedback provided by the SGs helps to explain the therapeutic benefits. However, the contribution of SG combined with kinesthetic and verbal cues during balance training has not been investigated.

Assessing greenspace and cardiovascular health through deep-learning analysis of street-view imagery in a cohort of US children.

Background: Accurately capturing individuals' experiences with greenspace at ground-level can provide valuable insights into their impact on children's health. However, most previous research has relied on coarse satellite-based measurements.

Methods: We utilized CVH and residential address data from Project Viva, a US-based pre-birth cohort, tracking participants from mid-childhood to late adolescence (2007-21).

Müller Glia Co-Regulate Barrier Permeability with Endothelial Cells in an Vitro Model of Hyperglycemia.

Diabetic retinopathy is a complex, microvascular disease that impacts millions of working adults each year. High blood glucose levels from Diabetes Mellitus lead to the accumulation of advanced glycation end-products (AGEs), which promote inflammation and the breakdown of the inner blood retinal barrier (iBRB), resulting in vision loss. This study used an in vitro model of hyperglycemia to examine how endothelial cells (ECs) and Müller glia (MG) collectively regulate molecular transport.