Cr-Doped Nanocrystalline TiO-CrO Nanocomposites with p-p Heterojunction as a Stable Gas-Sensitive Material.

Nanocrystalline TiO is a perspective semiconductor gas-sensing material due to its long-term stability of performance, but it is limited in application because of high electrical resistance. In this paper, a gas-sensing nanocomposite material with p-p heterojunction is introduced based on p-conducting Cr-doped TiO in combination with p-conducting CrO. Materials were synthesized via a single-step flame spray pyrolysis (FSP) technique and comprehensively studied by X-ray diffraction (XRD), Brunauer-Emmett-Teller (BET) specific surface area analysis, transition electron microscopy (TEM), energy dispersive X-ray (EDX) spectroscopy, X-ray photoelectron spectroscopy (XPS), electron paramagnetic resonance (EPR), and Raman spectroscopy.

Challenges in the Management of Giant Carcinoma Ex-Pleiomorphic Adenoma of the Parotid Gland in a Single Tertiary Center.

: Carcinoma ex-pleiomorphic adenoma (CXPA) is a carcinoma derived from a primary or recurrent pleiomorphic adenoma. Microscopically, non-invasive CXPA (intracapsular and carcinoma in situ), minimally invasive CXPA (extracapsular invasion less than 1.5 mm), and invasive CXPA (extracapsular invasion more than 1.

Relationship Between the Host Plant Range of Insects and Symbiont Bacteria.

The evolution of phytophagous insects has resulted in the development of feeding specializations that are unique to this group. The majority of current research on insect palatability has concentrated on aspects of ecology and biology, with relatively little attention paid to the role of insect gut symbiotic bacteria. Symbiont bacteria have a close relationship with their insect hosts and perform a range of functions.

Animal Brucellosis in Egypt: Review on Evolution, Epidemiological Situation, Prevalent Strains, Genetic Diversity, and Assessment of Implemented National Control Measures.

Brucellosis is a neglected zoonotic disease that has a significant economic and public health impact, especially in endemic countries. This review delves deeply into brucellosis's current epidemiological situation and potential sources of livestock infection in Egypt during the last two decades. MLVA-16 and Whole Genome Sequencing based on core-genome SNP analyses confirm the presence of different and outbreak strains, both older widely disseminated strains and newly introduced ones.

In Silico Exploration of Staphylococcal Cassette Chromosome (SCC) Evolution Based on Phylogenetic Relationship of .

As the mobile cassette carrier of the methicillin resistance gene that is transported across staphylococci species, the evolution and origin of Staphylococcal Cassette Chromosome (SCC)-and in particular, the composition of and SCC-have been extensively discussed in the scientific literature; however, information regarding its dissemination across geographical limits and evolution over decades remains limited. In addition, whole-genome sequencing-based macro-analysis was unable to provide sufficiently detailed evolutionary information on SCC. Herein, the cassette chromosome recombinase genes , as essential components of SCC, were employed to explore the evolution of SCC.

Effects of Machining Parameters on Abrasive Flow Machining of Single Crystal γ-TiAl Alloy Based on Molecular Dynamics.

Observing the intricate microstructure changes in abrasive flow machining with traditional experimental methods is difficult. Molecular dynamics simulations are used to look at the process of abrasive flow processing from a microscopic scale in this work. A molecular dynamics model for micro-cutting a single crystal γ-TiAl alloy with a rough surface in a fluid medium environment is constructed, which is more realistic.

Genome-Wide Identification and Characterization of the Family of Genes and Their Response to High-Calcium Stress in .

Calcium-dependent protein kinases (CDPKs) are a crucial class of calcium-signal-sensing and -response proteins that significantly regulate abiotic stress. is a member of the Brassicaceae family that primarily grows in the karst regions of southwestern China, with a notable tolerance to high-calcium soils. Currently, the function of the family of genes in has yet to be explored.

Origin and Genealogy of Rare mtDNA Haplotypes Detected in the Serbian Population.

: The Balkan Peninsula has served as an important migration corridor between Asia Minor and Europe throughout humankind's history and a refugium during the Last Glacial Maximum. Past migrations such as the Neolithic expansion, Bronze Age migrations, and the settlement of Slavic tribes in the Early Middle Ages, are well known for their impact on shaping the genetic pool of contemporary Balkan populations. They have contributed to the high genetic diversity of the region, especially in mitochondrial DNA (mtDNA) lineages.

Complete Mitochondrial Genome of King Threadfin, (Günther, 1867): Genome Characterization and Phylogenetic Analysis.

Background: (Günther; 1867) is a member of the family Polynemidae. The placement of Polynemidae among teleosts has varied over the years.

Methods: Therefore, in this study, we sequenced the complete mitochondrial genome of , analyzed the characterization of the mitochondrial genome, and investigated the phylogenetic relationships of Polynemidae.

Evaluation of Genetic Diversity and Identification of Cultivars in Spray-Type Chrysanthemum Based on SSR Markers.

Background/objectives: Chrysanthemum (), a key ornamental and medicinal plant, presents challenges in cultivar identification due to high phenotypic similarity and environmental influences. This study assessed the genetic diversity and discrimination of 126 spray-type chrysanthemum cultivars.

Methods: About twenty-three simple sequence repeat (SSR) markers were screened for the discrimination of 126 cultivars, among which six SSR markers showed polymorphic fragments.

Research Progress on Gene Regulation of Plant Floral Organogenesis.

Flowers, serving as the reproductive structures of angiosperms, perform an integral role in plant biology and are fundamental to understanding plant evolution and taxonomy. The growth and organogenesis of flowers are driven by numerous factors, such as external environmental conditions and internal physiological processes, resulting in diverse traits across species or even within the same species. Among these factors, genes play a central role, governing the entire developmental process.

Population Genetics of in China Inferred Through EST-SSR Markers.

Background/objectives: The Pacific abalone originated in cold waters and is an economically important aquaculture shellfish in China. Our goal was to clarify the current status of the genetic structure of Pacific abalone in China.

Methods: In this study, eighteen polymorphic EST-SSR loci were successfully developed based on the hemolymph transcriptome data of Pacific abalone, and thirteen highly polymorphic EST-SSR loci were selected for the genetic variation analysis of the six populations collected.

Comprehensive Analysis of the NHX Gene Family and Its Regulation Under Salt and Drought Stress in Quinoa ( Willd.).

: Abiotic stresses such as salinity and drought significantly constrain crop cultivation and affect productivity. Quinoa ( Willd.), a facultative halophyte, exhibits remarkable tolerance to drought and salinity stresses, making it a valued model for understanding stress adaptation mechanisms.

Suppression of Nodule Formation by RNAi Knock-Down of in .

Background/objectives: The balanced regulation of innate immunity plays essential roles in rhizobial infection and the establishment and maintenance of symbiosis. The evolutionarily conserved cell death suppressor Bax inhibitor-1 plays dual roles in nodule symbiosis, providing a valuable clue in balancing immunity and symbiosis, while it remains largely unexplored in the legume .

Methods/results: In the present report, the gene family of was identified and characterized.

Genome-Wide Identification and Comprehensive Analysis of the Gene Family in and .

Background: Polyphenol oxidases () form a multigene family that is widely distributed in plants, animals, and insects. To date, have been identified in plants such as L. and L.

Model Organisms in Aging Research: Evolution of Database Annotation and Ortholog Discovery.

Background: This study aims to analyze the exploration degree of popular model organisms by utilizing annotations from the UniProtKB (Swiss-Prot) knowledge base. The research focuses on understanding the genomic and post-genomic data of various organisms, particularly in relation to aging as an integral model for studying the molecular mechanisms underlying pathological processes and physiological states.

Methods: Having characterized the organisms by selected parameters (numbers of gene splice variants, post-translational modifications, etc.

Insights into Reproduction Through Gonadal Tissue Methylation Analysis and Transcriptomic Integration.

Fish exhibit diverse mechanisms of sex differentiation and determination, shaped by both external and internal influences, often regulated by distinct DNA methylation patterns responding to environmental changes. In aquaculture, reproductive issues in captivity pose significant challenges, particularly the lack of fertilization capabilities in captive-bred males, hindering genetic improvement measures. This study analyzed the methylation patterns and transcriptomic profiles in gonadal tissue DNA from groups differing in rearing conditions and sexual maturity stages.

Complete Mitochondrial Genome of (Perciformes: Niphonidae): Genome Characterization and Phylogenetic Analysis.

The species (Cuvier, 1829) is the only representative of the family Niphonidae and the genus , and its taxonomic history is complicated; it is still unclear in a phylogenetic sense. In this study, we report the complete mitochondrial genome of (OP391482), which was determined to be 16,503 bp long with biased A + T contents (53.8%) using next-generation technology.

Methicillin-Resistant : The Shifting Landscape in the United Arab Emirates.

Background: Methicillin-resistant (MRSA) is a significant burden globally, particularly in the Arabian Gulf region. The United Arab Emirates (UAE) has experienced rising MRSA prevalence, with increasing diversity in the clonal complexes (CCs) identified. The COVID-19 pandemic, with its increased hospitalization rates and antibiotic use, may have further influenced MRSA's genetic evolution and epidemiology in the country.

Towards New Scaffolds for Antimicrobial Activity-In Silico/In Vitro Workflow Introducing New Lead Compounds.

: The rapid evolution of bacterial resistance and the high cost of drug development have attributed greatly to the dearth in drug design. Computational approaches and natural product exploitation offer potential solutions to accelerate drug discovery. : In this research article, we aimed to identify novel antibacterial hits.

Standardization of the Agar Plate Method for Bacteriophage Production.

The growing threat of antimicrobial resistance (AMR), exacerbated by the COVID-19 pandemic, highlights the urgent need for alternative treatments such as bacteriophage (phage) therapy. Phage therapy offers a targeted approach to combat bacterial infections, particularly those resistant to conventional antibiotics. This study aimed to standardize an agar plate method for high-mix, low-volume phage production, suitable for personalized phage therapy.

Genome Sequencing Reveals the Adaptation of Chickens to High Altitudes in Different Regions.

Altitudinal adaptation is a key factor in species formation and leads to increased species diversity. Chickens are one of the most widely distributed and important domesticated species, making them ideal models for studying the evolution of altitudinal adaptation. Therefore, we downloaded and analyzed the total genome data of 160 individual chickens from seven sampling regions at two different altitudes (>3000 m and <600 m).

The Grouping Patterns of in the Tianchi Bogda Peak Nature Reserve of Tianshan Mountain, Northwestern China.

Grouping behavior is a fundamental component of animal population dynamics, shaped by both environmental factors and the social interactions among individuals, ultimately enhancing adaptability to their habitats. However, the social organization of the wapiti subspecies inhabiting the Tian Shan Mountains remains poorly understood. In this study, we investigated the grouping behavior of Tianshan wapiti in the Bogda Peak Nature Reserve, northwestern China from July 2019 to November 2020.

Predictive Value of the Loss of pRb Expression in the Malignant Transformation Risk of Oral Potentially Malignant Disorders: A Systematic Review and Meta-Analysis.

Objective: The aim of this systematic review and meta-analysis was to qualitatively and quantitatively evaluate the current evidence on the significance of the loss of early stages of oral carcinogenesis in lesions diagnosed according to clinical and/or histopathological criteria and their evolution to oral cancer.

Materials And Methods: We searched MEDLINE (through PubMed), Embase, Scopus and Web of Science for primary-level studies published before November 2024, designed as prospective or retrospective longitudinal cohorts, and not restricted by language or publication date. The risk of bias was critically assessed using the QUIPS tool.