Results 241 to 250 of about 100,312 (295)

The Regulatory Mechanisms of Treponema pallidum Enolase on Macrophages: From Enzymatic Activity to Signal Transduction

open access: yesThe FASEB Journal, Volume 39, Issue 13, 15 July 2025.
ABSTRACT Syphilis, caused by the gram‐negative bacterium Treponema pallidum, remains a significant global public health threat. Despite the efficacy of antibiotic treatment in controlling syphilis, the pathogenic mechanisms of T. pallidum, particularly its interactions with the host immune system, are not well understood.
Peiyuan Sun   +12 more
wiley   +1 more source

Glycans and Chirality: Stereoselectivity at the Core of DC‐SIGN's Recognition. A Novel View of the Optimum Minimal Ligand Epitope

open access: yesChemistry – A European Journal, Volume 31, Issue 37, July 2, 2025.
The stereochemical diversity of the “glycan code” enables similar chiral motifs to arise from both D‐ and L‐sugars. Focused on DC‐SIGN–glycan recognition, two diverse monosaccharide scaffolds, D‐Man (D‐Rha) and L‐Gal (L‐Fuc), maintain the exquisite stereochemistry encoded in the minimal binding epitope.
J. Daniel Martínez   +7 more
wiley   +1 more source

Novel Quinazolinones Active against Multidrug‐Resistant Mycobacterium Tuberculosis: Synthesis, Antimicrobial Evaluation, and in Silico Exploration of Penicillin‐Binding Protein 1A as a Potential Target

open access: yesChemMedChem, Volume 20, Issue 13, July 1, 2025.
Quinazolinone‐based compounds emerge as potent antimycobacterial agents, showing low minimum inhibitory concentrations against drug‐resistant Mycobacterium tuberculosis. Molecular modeling uncovers a novel allosteric site in PonA1 targeted by these derivatives.
Marek Kerda   +15 more
wiley   +1 more source

Aggressive Head and Neck Squamous Cell Carcinoma in the Setting of GATA2 Deficiency

open access: yesHead &Neck, Volume 47, Issue 7, Page E82-E86, July 2025.
ABSTRACT Background GATA2 deficiency is a rare genetic disorder associated with hematologic, infectious, and neoplastic complications. We report a case of a patient with GATA2 deficiency who developed aggressive squamous cell carcinoma (SCC) of the head and neck, an atypical manifestation of this condition.
Brejjette Aljabi   +3 more
wiley   +1 more source

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