Results 61 to 70 of about 173,905 (203)

Impact of C18 Epimerization of Indole‐ and Pyrazole‐Fused 18β‐Glycyrrhetinic Acid Derivatives on PTP1B and TCPTP Inhibitory Activity: Synthesis, In Vitro, and In Silico Studies

open access: yesChemMedChem, Volume 20, Issue 22, November 18, 2025.
The indole derivative (FC‐114) and the N‐phenylpyrazole (FC‐122) of glycyrrhetinic acid are both potent inhibitors of the Protein Tyrosine Phosphatase 1B, with IC50 values of 0.48 μM and 1.15 μM, respectively. However, their activity decreases by up to four times when the 18β‐H position is epimerized to 18α‐H or when the carbonyl group at the C11 ...
Ledy De‐la‐Cruz‐Martínez   +10 more
wiley   +1 more source

EFEITOS DA ANGIOTENSINA II NO SISTEMA CARDIOVASCULAR

open access: yesArchives of Veterinary Science, 2009
A angiotensina II é um importante peptídeo do sistema renina-angiotensina-aldosterona (SRAA). Esse peptídeo tem um papel importante na regulação da pressão sanguínea e homeostase dos fluidos corporais. Contudo, a sua atuação em condições anormais gera efeitos deletérios ao sistema cardiovascular.
Trapp, S. M.   +3 more
openaire   +3 more sources

Extraction of Triterpene Compounds From Hancornia speciosa Gomes Fruits and Evaluation of Pharmacological Potential

open access: yesChemistry &Biodiversity, Volume 22, Issue 11, November 2025.
ABSTRACT Hancornia speciosa Gomes, a Brazilian native species, holds biotechnological potential due to compounds such as lupeol, α‐amyrin, and β‐amyrin, which possess pharmacological properties. This study investigates triterpene‐rich extracts from H. speciosa fruit for potential anti‐inflammatory applications.
Sérgio Prado Leite   +9 more
wiley   +1 more source

Efeito do vinho tinto associado ao exercício físico no sistema cardiovascular de ratos espontaneamente hipertensos

open access: yesArquivos Brasileiros de Cardiologia, 2011
FUNDAMENTO: Prática de exercício físico (EF) é eficiente no tratamento e na prevenção da hipertensão, associada à melhora do perfil lipídico e da função contrátil cardíaca.
Paulo Roberto Soares Filho   +2 more
doaj  

Repercussão cardiovascular, com e sem álcool, do carbonato de lodenafila, um novo inibidor da PDE5 Repercusión cardiovascular, con y sin alcohol, del carbonato de lodenafila, un nuevo inhibidor de la PDE5 Cardiovascular repercussion of lodenafil carbonate, a new PDE5 inhibitor, with and without alcohol consumption

open access: yesArquivos Brasileiros de Cardiologia, 2010
FUNDAMENTO: A disfunção erétil afeta um grande número de homens no mundo e os inibidores de PDE 5 (iPDE5) estão entre os principais métodos de tratamento desses pacientes.
Adauto Carvalho Silva   +6 more
doaj   +1 more source

Emprego de sistemas robóticos na cirurgia cardiovascular [PDF]

open access: yesRevista Brasileira de Cirurgia Cardiovascular, 2004
O desenvolvimento de sistemas robóticos para cirurgia teve início na década de 80, por solicitação do exército norte-americano, que antevia a possibilidade de realizar operações em teatros de guerra, distantes do local onde estava o cirurgião. Entretanto, o primeiro uso em humanos só ocorreu anos mais tarde, numa ressecção transuretral de hiperplasia ...
Sant'Anna, Roberto T.   +6 more
openaire   +3 more sources

Health benefits and control costs of tightening particulate matter emissions standards for coal power plants - The case of Northeast Brazil. [PDF]

open access: yes, 2019
Exposure to ambient particulate matter (PM) caused an estimated 4.2 million deaths worldwide in 2015. However, PM emission standards for power plants vary widely.
Fann, Neal   +5 more
core  

Equity in Health Policy for Persons With Disabilities in Brazil: Spatial Distribution of Specialised Rehabilitation Centres

open access: yesThe International Journal of Health Planning and Management, Volume 40, Issue 6, Page 1279-1288, November 2025.
ABSTRACT Objective To analyse the spatial distribution of Specialised Rehabilitation Centres (CERs) in Brazil, considering the prevalence of persons with disabilities (PWD), socioeconomic factors, and health financing. Methods An ecological study design was employed, using descriptive and Bayesian spatial regression analyses on data from 438 health ...
Paulo Henrique dos Santos Mota   +4 more
wiley   +1 more source

Cardiovascular consequences of obstructive sleep apnea syndrome [PDF]

open access: yes, 2010
Uma condição clínica muito comum é SAOS, que está associada a várias doenças cardiovasculares, incluindo hipertensão arterial sistêmica, fibrilação atrial e aterosclerose.
DRAGER, Luciano Ferreira   +4 more
core   +3 more sources

Characterization of the Epidemiological Profile of Patients With Parkinson's Disease Who Were Hospitalized due to SARS‐CoV‐2 Infection: A Portrait of 4 Years of the Pandemic in Brazil

open access: yesJournal of Medical Virology, Volume 97, Issue 11, November 2025.
ABSTRACT Individuals with Parkinson's disease may be more susceptible to severe coronavirus disease (COVID)‐19 outcomes due to advanced age and neurological and systemic impairments. However, the evidence on this association remains inconclusive.
Adriele Evelyn Ferreira Silva   +4 more
wiley   +1 more source

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