Results 81 to 90 of about 177,036 (313)

Effects of El Niño on the dynamics of Lake Alchichica, central Mexico

open access: yesGeofísica Internacional, 2003
Se presenta evidencia empírica que muestra los efectos contemporáneos del fenómeno El Niño Oscilación del Sur sobre Alchichica, un lago profundo, monomíctico cálido.
Javier Alcocer, Alfonso Lugo
doaj   +1 more source

Systemic aging fuels heart failure: Molecular mechanisms and therapeutic avenues

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1059-1080, April 2025.
Abstract Systemic aging influences various physiological processes and contributes to structural and functional decline in cardiac tissue. These alterations include an increased incidence of left ventricular hypertrophy, a decline in left ventricular diastolic function, left atrial dilation, atrial fibrillation, myocardial fibrosis and cardiac ...
Zhuyubing Fang   +7 more
wiley   +1 more source

Association of VNTR 27-bp polymorphism in intron 4 of the eNOS3 gene and predisposition to Ischemic Heart Disease among Taif population in Saudi Arabia [PDF]

open access: yesNetwork Biology, 2020
Genetic variation and polymorphism became a hot spot for researches to study the link between societies and certain endemic diseases. This study is an attempt to examine the possible association of the incidence of ischemic heart disease with the genetic
Adel Qlayel Alkhedaide   +2 more
doaj  

Le risque de vivre [PDF]

open access: yes, 2003
Myocardial constitutive No production depends on the activity of both endothelial and neuronal NOS (eNOS and nNOS, respectively). Stimulation of myocardial β(3)-adrenergic receptor (β(3)-AR) produces a negative inotropic effect that is dependent on eNOS.
Balligand, Jean-Luc   +8 more
core   +1 more source

Periodontitis in patients with severe erectile dysfunction undergoing penile prosthesis implantation: Clinical and immunohistochemical study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background The relationship between periodontitis and erectile dysfunction (ED) has been poorly documented in Caucasian populations, particularly severe ED (SED) requiring penile prostheses. This study aimed to evaluate the association between periodontitis and SED in patients undergoing penile prosthesis implantation, and to identify clinical
Miguel Ángel Arrabal‐Polo   +8 more
wiley   +1 more source

Experiments to Establish Current-carrying Capacity of Thermionic-emitting Cathodes Final Report, 11 Jan. 1966 - 30 Jan. 1967 [PDF]

open access: yes
Current carrying capabilities of thermionic cathodes in nitrogen at pressure levels above one ...
Enos, G., Tuchman, A.
core   +1 more source

An Annotated Checklist of Scarab Beetles (Coleoptera: Scarabaeidae) from Northeastern Iowa [PDF]

open access: yes, 2018
A survey of scarab beetles (Coleoptera: Scarabaeidae) was conducted during 2009 in the geographically distinct area of Winneshiek and Allamakee counties in extreme Northeast Iowa. Four plant communities distributed among 10 locations, including tallgrass
Larsen, Kirk J, Worthington, Reese J
core   +2 more sources

Benefits of Nutrients and Phytonutrients in Nuts and Legumes on Platelet Aggregation Through DNA Methylation

open access: yesMolecular Nutrition &Food Research, EarlyView.
Nuts and legumes contain both nutrients and bioactive compounds supporting cardiovascular health related to influencing DNA methylation. These foods are related to reducing oxidative stress, supplying methyl donors, and modulating genes involved in platelet function, such as PEAR1 and mitochondrial genes, in association with helping reduce inflammation
Siwaphorn Chaimati   +2 more
wiley   +1 more source

Possível Influência do Fenômeno Climático Oceânico-Atmosférico El Niño Oscilação Sul (ENOS) sobre a Precipitação Acumulada Mensal em Campos dos Goytacazes, RJ, Brasil

open access: yesBoletim do Observatório Ambiental Alberto Ribeiro Lamego, 2019
Este estudo se baseia na hipótese de existir alguma relação entre o fenômeno climático oceânico-atmosférico El Niño Oscilação Sul (ENOS) e o comportamento do clima no município de Campos dos Goytacazes, situado ao norte do estado do Rio de Janeiro, na ...
Antonio Ivo Gomes Barbosa   +2 more
doaj   +1 more source

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