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Mechanistic insights into TAM-mediated OMP assembly in Gram-negative bacteria

Qinghua Luo, Xintan Dong, Zhaxi Zerang, Yujiao Chen et al. • Cell Reports (2026)

Summary: The β-barrel assembly machinery (BAM) is essential for outer membrane protein (OMP) biogenesis in Gram-negative bacteria and represents a validated target for antibiotic development. Its evolutionary relative, the translocation and...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.celrep.2026.117733

Revisiting Hyaluronan Catabolism in Bacteroides: Pathway Conservation, Overlooked Proteins, and Predictive Accuracy

Martin Sindelar, Anna Kocurkova, Matej Simek, Pavel Roudnicky et al. • MicrobiologyOpen (2026)

ABSTRACT The ability of gut microbes to degrade host‐ and diet‐derived glycans is central to microbiome ecology and host interactions, yet predicting these functions in silico remains challenging. Hyaluronan (HA), a glycosaminoglycan (GAG) ...

DOAJ Open Access (DOAJ) DOI: 10.1002/mbo3.70227

Modeling SARS-CoV-2 and influenza infections and antiviral treatments in human lung epithelial tissue equivalents

Hoda Zarkoob, Anna Allué-Guardia, Yu-Chi Chen, Andreu Garcia-Vilanova et al. • Communications Biology (2022)

Human alveolar and tracheobronchial epithelial air liquid interface (ALI) tissues are used as models to examine cellular responses to SARS-CoV-2 and influenza A virus infections and as antiviral drug screening assay platforms....

DOAJ Open Access (DOAJ) DOI: 10.1038/s42003-022-03753-7

The Vibrio vulnificus stressosome is an oxygen-sensor involved in regulating iron metabolism

Veronika Heinz, Wenke Jäckel, Susann Kaltwasser, Laura Cutugno et al. • Communications Biology (2022)

A cryo-electron microscopy reconstruction of a stressosome complex from a Gram-negative bacterium, Vibrio vulnificus, reveals variations in subunit composition and symmetry, which could serve to adjust the activation threshold in the respon...

DOAJ Open Access (DOAJ) DOI: 10.1038/s42003-022-03548-w

Membrane Dysfunction as a Central Mechanism in LRRK2-Associated Parkinson’s Disease: Comparative Analysis of G2019S and I1371V Variants

Khushboo Singh, Roon Banerjee, Chandrakanta Potdar, Anisha Shaw et al. • Cells (2026)

Mutations in leucine-rich repeat kinase 2 (LRRK2) are among the most common genetic causes of Parkinson’s disease (PD), yet substantial heterogeneity exists among pathogenic variants. How mutations in distinct functional domains of LRRK2 di...

DOAJ Open Access (DOAJ) DOI: 10.3390/cells15040342

Dielectric Properties of Phosphatidylcholine Membranes and the Effect of Sugars

Victoria Vitkova, Vesela Yordanova, Galya Staneva, Ognyan Petkov et al. • Membranes (2021)

Simple carbohydrates are associated with the enhanced risk of cardiovascular disease and adverse changes in lipoproteins in the organism. Conversely, sugars are known to exert a stabilizing effect on biological membranes, and this effect is...

DOAJ Open Access (DOAJ) DOI: 10.3390/membranes11110847

<i>Vegfr3</i> and <i>Tbx1</i> Interact in Cardiac Morphogenesis

Stefania Martucciello, Marchesa Bilio, Sara Cioffi, Ilaria Aurigemma et al. • Journal of Cardiovascular Development and Disease (2026)

Gene inactivation in model organisms has identified numerous genes and signaling pathways involved in mammalian cardiac outflow tract (OFT) development. Human genetics data have implicated the VEGFR3 gene in OFT development, but when and wh...

DOAJ Open Access (DOAJ) DOI: 10.3390/jcdd13080399

Effects of the Brazilian Native Fruit Jaboticaba (<i>Plinia cauliflora</i>) Peel on Inflammatory and Oxidative Stress Pathways: Insights from a Pilot Study in Hemodialysis Patients and Renal Cell Models

Ligia Soares Lima, Jessyca Sousa de Brito, Marcelo Ribeiro-Alves, Karen Salve Coutinho-Wolino et al. • Foods (2025)

Jaboticaba (Plinia cauliflora), a Brazilian native fruit rich in bioactive compounds, exhibits potent anti-inflammatory and antioxidant properties. This pilot study evaluated the effects of jaboticaba peel supplementation on inflammatory an...

DOAJ Open Access (DOAJ) DOI: 10.3390/foods14234030

Structural Design, Synthesis and Antioxidant, Antileishmania, Anti-Inflammatory and Anticancer Activities of a Novel Quercetin Acetylated Derivative

Saul Vislei Simões da Silva, Orlando Maia Barboza, Jéssica Teles Souza, Érica Novaes Soares et al. • Molecules (2021)

Quercetin (Q) is a bioflavonoid with biological potential; however, poor solubility in water, extensive enzymatic metabolism and a reduced bioavailability limit its biopharmacological use. The aim of this study was to perform structural mod...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules26226923

Nucleotide-binding oligomerization domain protein-1 is expressed and involved in the inflammatory response in human sebocytes

Natsuko Kitajima, Takahisa Nakajo, Takeshi Katayoshi, Kentaro Tsuji-Naito • Biochemistry and Biophysics Reports (2023)

Sebocytes express Toll-like receptors (TLRs) and nucleotide-binding oligomerization domain (NOD)-like receptors (NLRs), which participate in the innate immune response of the skin. Although the roles of TLRs and NLR family pyrin domain-cont...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.bbrep.2023.101561

Pairwise Performance Comparison of Docking Scoring Functions: Computational Approach Using InterCriteria Analysis

Maria Angelova, Petko Alov, Ivanka Tsakovska, Dessislava Jereva et al. • Molecules (2025)

Scoring functions are key elements in docking protocols as they approximate the binding affinity of a ligand (usually a small bioactive molecule) by calculating its interaction energy with a biomacromolecule (usually a protein). In this stu...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules30132777

FAM83A as a Potential Biological Marker Is Regulated by miR-206 to Promote Cervical Cancer Progression Through PI3K/AKT/mTOR Pathway

Li Rong, Haiyu Li, Zhaodong Li, Jing Ouyang et al. • Frontiers in Medicine (2020)

Background and Objective: Chemotherapy and radiotherapy are effective treatment options for cervical cancer (CC), but their efficacy is limited by short survival rate of about 5 years particularly for advance stage CC. Bioinformatics analys...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmed.2020.608441

Synergistic effect of mesenchymal stem cell-derived extracellular vesicle and miR-137 alleviates autism-like behaviors by modulating the NF-κB pathway

Qian Qin, Zhiyan Shan, Lei Xing, Yutong Jiang et al. • Journal of Translational Medicine (2024)

Abstract Autism spectrum disorder (ASD) is a multifaceted neurodevelopmental disorder predominant in childhood. Despite existing treatments, the benefits are still limited. This study explored the effectiveness of mesenchymal stem cell-deri...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12967-024-05257-w

Comparative Analysis of Tools and Approaches for Source Tracking Listeria monocytogenes in a Food Facility Using Whole-Genome Sequence Data

Balamurugan Jagadeesan, Leen Baert, Martin Wiedmann, Renato H. Orsi • Frontiers in Microbiology (2019)

As WGS is increasingly used by food industry to characterize pathogen isolates, users are challenged by the variety of analysis approaches available, ranging from methods that require extensive bioinformatics expertise to commercial softwar...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmicb.2019.00947

Xanthine Oxidase-Induced Inflammatory Responses in Respiratory Epithelial Cells: A Review in Immunopathology of COVID-19

Irandi Putra Pratomo, Dimas R. Noor, Kusmardi Kusmardi, Andriansjah Rukmana et al. • International Journal of Inflammation (2021)

Xanthine oxidase (XO) is an enzyme that catalyzes the production of uric acid and superoxide radicals from purine bases: hypoxanthine and xanthine and is also expressed in respiratory epithelial cells. Uric acid, which is also considered a ...

DOAJ Open Access (DOAJ) DOI: 10.1155/2021/1653392

An integrated analysis of multiple datasets reveals novel gene signatures in human granulosa cells

Xhulio Dhori, Silvia Gioiosa, Stefania Gonfloni • Scientific Data (2024)

Abstract Granulosa cells (GCs) play crucial roles in oocyte maturation. Through gap junctions and extracellular vesicles, they mediate the exchange of molecules such as microRNAs and messenger RNAs. Different ovarian cell types exhibit uniq...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41597-024-03715-0