Results 111 to 120 of about 4,624 (225)

The role of acquired host immunity in periodontal diseases

open access: yesPeriodontology 2000, EarlyView.
Abstract The aim of this narrative review is to relate the contribution of European researchers to the complex topic of the host immune system in periodontal disease, focusing on acquired immunity. Other chapters in this volume will address the genetics and autoantibody responses and other forms of immunity to periodontal disease.
Denis F. Kinane   +2 more
wiley   +1 more source

Role of the Mitochondrial Genome During Early Development in Mice [PDF]

open access: yes, 1973
The role of the mitochondrial genome in early development and differentiation was studied in mouse embryos cultured in vitro from the two to four cell stage to the blastocyst (about 100 cells).
Chase, David G., Pikó, Lajos
core  

Viable but Nonculturable State, a Survival Strategy for Salmonella in Aquatic Environments

open access: yesWater and Environment Journal, EarlyView.
Transition of Salmonella from a culturable state to a viable but nonculturable state under various environmental stresses and current methods for detecting viable Salmonella in environmental samples. ABSTRACT In the relentless battle for survival, Salmonella has evolved mechanisms to withstand harsh conditions such as extreme temperatures, fluctuating ...
Sanelisiwe Thinasonke Duze   +3 more
wiley   +1 more source

Chemical mutagenesis [PDF]

open access: yes, 2012
The first attempts to induce mutations in biological systems using chemical compounds go back to the beginning of the past century. However, it was during World War II that the two most relevant names in chemical mutagenesis, Charlotte Auerbach and ...
Leitão, José
core  

Low‐Head Dam Removal Restores Biofilm Structure but Not Function in a Temperate Stream

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 1, June 2026.
ABSTRACT Barrier removal is a common stream restoration practice aimed at restoring longitudinal connectivity, yet its effects on biofilm structure and function, through alteration of near‐bed hydrodynamics, remain unclear. Using a space‐for‐time substitution approach, we assessed how the presence and removal of a low‐head dam affect biofilm structure ...
Julia Pasqualini   +9 more
wiley   +1 more source

Degrees of Sulfonation: Mapping the Reactivity Landscape of Acridine and Acridone

open access: yesOrganics
Although sulfonated acridines and acridones are valuable scaffolds in diagnostics and materials science, to our best knowledge, there is no comprehensive study that addresses how the degree of sulfonation depends on reaction parameters. To fill this gap,
Péter Kisfaludi   +3 more
doaj   +1 more source

Interaction of Bioactive Pyrazolo[4,3-a]acridines with Human Serum Albumin [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2017
Several heterocyclic bioactive fluorescent 3-alkyl-3H-pyrazolo[4,3-a]acridin-11-carbonitriles were conveniently synthesized from the reaction of 1-alkyl-1H-indazoles with different aryl acetonitrile in basic methanol solution in good yields.
Fatemeh Khosravi   +2 more
doaj  

Targeting Expanded CUG and CTG Repeats as a Therapeutic Approach for Myotonic Dystrophy Type 1 (DM1)

open access: yesChemMedChem, Volume 21, Issue 5, 13 March 2026.
DM1 is an RNA gain‐of‐function disease caused by CTG repeat expansion, producing toxic r(CUG)exp RNA that sequesters MBNL1 and impairs splicing. This review covers the field of CUG and CTG ligands identified or rationally designed as DM1 drug candidates, highlighting their molecular design, RNA‐ or DNA‐binding modes, in vitro affinities and ...
Camille Richagneux, Anton Granzhan
wiley   +1 more source

Synthesis of azepane-acridine heterocyclic adducts assisted by the catalytic influence of γ-Fe2O3@TiO2-Vitamin B1 and evaluation of their medicinal potential through in vitro antimicrobial, QSAR, and molecular docking studies

open access: yesResults in Chemistry
Present work elicits synthesis of novel azepane-acridines, assisted by titania-encapsulated γFe2O3 nanoparticles supported on Vitamin B1 (γFe2O3@TiO2-Vitamin B1) as a new magnetically recyclable heterogeneous nano-catalytic system.
Shweta Potdar   +3 more
doaj   +1 more source

Bioinspired Bromination Enables Extensible, Strain‐Stiffening Resilin Peptide Scaffolds with Tunable Degradation

open access: yesAdvanced Functional Materials, Volume 36, Issue 19, 5 March 2026.
Bioinspired bromination of a resilin‐derived peptide enables the fabrication of electrospun nanofibrous scaffolds that uniquely combine strain‐stiffening elasticity, proteolytic stability, and antioxidant functionality. These brominated peptide–gelatin hybrids mimic the extensibility of natural elastomers, demonstrating tunable mechanical resilience ...
Elisa Marelli   +6 more
wiley   +1 more source

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