Results 111 to 120 of about 1,080,434 (247)

Design, synthesis, in vitro, and in silico studies of 4-fluorocinnamaldehyde based thiosemicarbazones as urease inhibitors

open access: yesScientific Reports
Clinically significant problems such as kidney stones and stomach ulcers are linked to the activation of the urease enzyme. At low pH, this enzyme gives an ideal environment to Helicobacter pylori in the stomach which is the cause of gastric ulcers and ...
Muhammad Islam   +10 more
doaj   +1 more source

Smart mesoporous silica nanoparticles for precision cancer therapy: Tumor targeting and stimuli‐responsive controlled release

open access: yesSmart Molecules, EarlyView.
Smart mesoporous silica nanoparticles integrate tunable pore structures, molecular gates, targeting ligands, and stimuli‐responsive components to achieve controlled drug release for precision cancer therapy. This review highlights design principles, therapeutic applications, and future directions in immunotherapy, biodegradability, biosafety, and ...
Majdi Al‐Amili, Lei Lei, Zhu Jin
wiley   +1 more source

Synthesis, Density Functional Theory (DFT), Urease Inhibition and Antimicrobial Activities of 5-Aryl Thiophenes Bearing Sulphonylacetamide Moieties

open access: yesMolecules, 2015
A variety of novel 5-aryl thiophenes 4a–g containing sulphonylacetamide (sulfacetamide) groups were synthesized in appreciable yields via Pd[0] Suzuki cross coupling reactions.
Mnaza Noreen   +9 more
doaj   +1 more source

Herbivore and mesocarnivore carcasses trigger divergent short‐term changes in soil properties

open access: yesJournal of Animal Ecology, EarlyView.
Scavengers reshape nutrient cycles in soils under carrion. Compared to herbivore carcasses, smaller but longer‐lasting carnivore remains boost nutrient levels and microbial activity in dry soils. Abstract Animal corpses act as pulses of organic matter (OM) and serve a key zoogeochemical role by providing localized nutrient inputs to soils and thereby ...
Adrián Colino‐Barea   +15 more
wiley   +1 more source

Stable flies preferentially oviposit on sites offering conspecific eggs with egg‐derived bacterial semiochemicals

open access: yesInsect Science, EarlyView.
Stable flies preferentially oviposit on sites offering conspecific eggs with egg‐derived airborne semiochemicals. Egg‐borne bacterial symbionts, and Serratia marcescens in particular, produce odorants which attract gravid female flies and elicit oviposition.
Emmanuel Hung   +12 more
wiley   +1 more source

Urease

open access: yes, 2017
Although the discovery of urease as the first enzyme for which nickel is essential for activity dates back to 1975, the rationale for Ni selection for the active site of this hydrolase has been only recently unraveled.
L. Mazzei   +5 more
core   +1 more source

Investigation of Newly Synthesized Bis-Acyl-Thiourea Derivatives of 4-Nitrobenzene-1,2-Diamine for Their DNA Binding, Urease Inhibition, and Anti-Brain-Tumor Activities. [PDF]

open access: yesMolecules, 2023
Arshad N   +11 more
europepmc   +1 more source

First Report of Tenacibaculum maritimum Infection in Grouper (Epinephelus spp.) Aquaculture in Taiwan

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Between April 2024 and 2025, six independent outbreaks of ulcerative skin disease occurred in cultured groupers (Epinephelus spp.) across southern Taiwan and Penghu County during winter‐to‐spring seasonal transitions at water temperatures ranging from 19°C to 24°C.
Shang‐Ting Wu, Chia‐Yu Hsieh
wiley   +1 more source

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