Results 91 to 100 of about 20,092 (323)

New paradigms for understanding and step changes in treating active and chronic, persistent apicomplexan infections [PDF]

open access: yes, 2016
Toxoplasma gondii, the most common parasitic infection of human brain and eye, persists across lifetimes, can progressively damage sight, and is currently incurable. New, curative medicines are needed urgently.
Alibana-Clouser, F   +38 more
core   +4 more sources

Nicotinamide Riboside Supplementation Benefits in Patients With Werner Syndrome: A Double‐Blind Randomized Crossover Placebo‐Controlled Trial

open access: yesAging Cell, EarlyView.
Nicotinamide riboside improved arterial stiffness (cardio–ankle vascular index), reduced skin ulcer area, and showed a trend toward mitigating heel pad thinning in patients with Werner syndrome, with no serious adverse events. Metabolomic analysis revealed a significant decrease in creatinine, suggesting a potential suppression of renal functional ...
Mayumi Shoji   +15 more
wiley   +1 more source

Innovative solutions to sticky situations: Antiadhesive strategies for treating bacterial infections [PDF]

open access: yes, 2016
Bacterial adherence to host tissue is an essential process in pathogenesis, necessary for invasion and colonization and often required for the efficient delivery of toxins and other bacterial effectors.
Aberg   +314 more
core   +2 more sources

A novel approach to target skin photodamage: Topical application of salt inducible kinase inhibitors

open access: yesInternational Journal of Cosmetic Science, EarlyView.
UV‐induced photodamage leads to increased DNA damage and elevated MMP levels, which degrade collagen and contribute to wrinkle formation. SLT‐001 and SLT‐008, novel cosmetic ingredients that target salt‐inducible kinase, help reverse this effect by enhancing DNA repair, reducing MMP expression and decreasing erythema, thereby mitigating photodamage ...
Inbal Rachmin   +7 more
wiley   +1 more source

Phenacylation of 6-Methyl-Beta-Nitropyridin-2-Ones and Further Heterocyclization of Products

open access: yesMolecules, 2020
Reaction between the derivatives of 6-methyl-beta-nitropyridin-2-one and phenacyl bromides was studied, and the yields observed were extremely low. The pyridones were converted via chloropyridines to methoxyderivatives, which were N-phenacylated.
Eugene V. Babaev, Victor B. Rybakov
doaj   +1 more source

Zur Constitution der α‐Pyridone [PDF]

open access: yesBerichte der deutschen chemischen Gesellschaft, 1903
n ...
openaire   +3 more sources

Controle de plantas daninhas na cultura do milho utilizando leucena (Leucaena leucocephala (Lam.) de wit). [PDF]

open access: yes, 2018
Avaliou-se o efeito da parte aérea da leucena, em condiçoes de casa de vegetação e campo, sobre o desenvolvimento de plantas daninhas, fitotoxicidade para o milho e acréscimo de nitrogênio para a cultura. Em casa de vegetação (vasos) foram avaliadas 25 t
PEREIRA FILHO, I. A.   +2 more
core   +1 more source

One-pot Synthesis of 6-Aza-chromone Derivatives Through Cascade Carbonylation-Sonogashira-Cyclization

open access: yesScientific Reports, 2017
We developed an efficient synthesis of aza-chromones from 3-iodo-4-(1H)-pyridones and terminal acetylenes via a cascade carbonylation-Sonogashira-cyclization reaction.
Gang Cheng   +5 more
doaj   +1 more source

Versatile and Enantioselective Preparation of Planar-Chiral Metallocene-Fused 4-Dialkylaminopyridines and Their Application in Asymmetric Organocatalysis [PDF]

open access: yes, 2020
A series of ferrocene-fused planar-chiral N-tosyl-4-pyridones (S)-2b-d were prepared in enantiomerically pure forms. Starting with the chiral ferrocenyl acetals, 1-[(2S,4S)-4-methoxymethyl-1,3-dioxan-2-yl]-1',2',3',4',5'-R5-ferrocenes ((–)-3b, R = Me; (–)
Kimura, Ryosuke   +6 more
core  

Reactions of 1,2,4‐Oxadiazole[4,5‐a]piridinium Salts with Alcohols: the Synthesis of Alkoxybutadienyl 1,2,4‐Oxadiazoles

open access: yesChemistryOpen, 2020
1,2,4‐Oxadiazole[4,5‐a]piridinium salts add alcohols and alkoxides to undergo electrocyclic ring opening affording alkoxybutadienyl 1,2,4‐oxadiazole derivatives.
Dr. Mattia Moiola   +2 more
doaj   +1 more source

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