Results 61 to 70 of about 45,574 (200)

Influence of Cladonia substellata Vainio extracts and usnic acid on germination and growth of Allium cepa L. seedlings [PDF]

open access: yes, 1999
The effect of lichen extracts obtained from Cladonia substellata and its main constituent, on the germination and growth of onion (Allium cepa L.) seedlings was investigated.
Filho, Lauro Xavier   +2 more
core  

Silk Fibroin‐Stabilized Lapachol Microemulsion Enhances Antiglioma Activity In Vitro

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
Silk fibroin‐stablized lapachol microformulation antiglioma activity. ABSTRACT Gliomas are the most prevalent of the brain tumors, and are associated with high mortality and limited therapeutic options. This study introduces, for the first time, a silk fibroin (SF)‐based microemulsion as a nanocarrier for lapachol (LP).
Jardel P. Queiroz   +10 more
wiley   +1 more source

Farmacologia do fibratos [PDF]

open access: yesArquivos Brasileiros de Cardiologia, 2005
Os fibratos são as drogas de escolha nas hipertrigliceridemias. Após sua absorção, os fibratos são metabolizados pelo fígado, utilizando isoenzimas P450 não compartilhadas pelas estatinas. Entretanto, para alguns fibratos, como o genfibrozil, uma interação com estatinas pode ocorrer durante a sua glucuronidação, ou pelo deslocamento de frações livres ...
openaire   +3 more sources

Microbial Chemical Diversity and Cytotoxic Potential From Brazilian Ferruginous Caves: A Pioneering Metabolomic Survey

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT Cave microbiomes represent a rich yet understudied source of chemical diversity with biotechnological properties. Microorganisms in these environments thrive under extreme conditions such as darkness, oligotrophy, and high concentrations of inorganic matter like iron ore.
Natália Naomi Kato   +5 more
wiley   +1 more source

Utilização de passiflora incarnata no tratamento da ansiedade

open access: yesUNINGÁ Review, 2017
Os medicamentos fitoterápicos obtidos através de matérias primas ativas vegetais foram regulamentados no Brasil como medicamentos convencionais, apresentando critérios similares de qualidade, segurança e eficácia requeridos pela ANVISA para
MAYKE WILLIAN LOPES   +2 more
doaj  

Amelioration of mercury nephrotoxicity after pharmacological manipulation of organic anion transporter 1 (Oat1) and multidrug associated resistance protein 2 (Mrp2) with furosemide [PDF]

open access: yes, 2015
Inorganic mercury is a major environmental contaminant. The primary site of mercuryinduced injury is the kidney due to the uptake of Hg(2+) -conjugated organic anions in the proximal tubule, primary across the organic anion transporter 1 (Oat1) at the ...
Chevalier, Alberto A.   +4 more
core   +1 more source

Freezing During Swimming as a Precursor to Freezing of Gait in Parkinson's Disease

open access: yes
Movement Disorders Clinical Practice, Volume 13, Issue 3, Page 843-844, March 2026.
Verónica Caniça   +3 more
wiley   +1 more source

Synthesis of Benzopyrans and Quinolines with Nitrogenated Chain and Their Cytotoxicity Against Human Cancer Cell Lines

open access: yesChemMedChem, Volume 21, Issue 2, January 2026.
Natural products and/or their structural analogs represent the greatest number of approved small‐molecules as antitumor agents. We report the synthesis of 2‐propanamide and 2‐propanamine dihydrobenzopyrans and 2‐ and 2,3‐disubstituted quinolines to evaluate their cytotoxicity against human A549 (lung), A2058 (melanoma), HepG2 (liver), MCF‐7 (breast ...
Bernabeu‐Sanchis Álvaro   +8 more
wiley   +1 more source

Hipertensão arterial sistêmica: aspectos clínicos e análise farmacológica no tratamento dos pacientes de um setor de psicogeriatria do Instituto Bairral de Psiquiatria, no município de Itapira, SP

open access: yesRevista Brasileira de Geriatria e Gerontologia
OBJETIVO: o presente trabalho teve como objetivo a verificação dos quadros de hipertensão arterial sistêmica (HAS) e análise das principais classes dos agentes anti-hipertensivos orais usados pelos pacientes integrantes da Unidade Terapêutica - Setor ...
Marco Aurelio Tosta Longo   +2 more
doaj   +1 more source

Formamidines with antinociceptive and antiinflammatory activities [PDF]

open access: yes, 1991
Pursuing our investigations on 7-amino-2,3-polymethyleneindole derivatives, a set of 7-(dimethylaminomethylene)-amino-2,3-polymethyleneindoles, together with some other aryl or cycloalkyl substituted formamidines, were prepared and tested for analgesic ...
Boatto, Gianpiero   +6 more
core  

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