Isaac Pena-Villalobos
Overview
Explore the profile of Isaac Pena-Villalobos including associated specialties, affiliations and a list of published articles.
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Articles
16
Citations
95
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Recent Articles
1.
Arcila J, Pena-Villalobos I, Munoz-Pacheco C, Sanhueza-Cisterna F, Sanhueza F, Galdames D, et al.
Environ Res
. 2025 Feb;
271:121115.
PMID: 39952457
Urbanization significantly impacts synanthropic birds, influencing their physiology and appearance. For instance, urban environments are associated with higher plasma cholesterol levels in birds due to human-derived food sources. Additionally, landscape...
2.
Pena-Villalobos I, Munoz-Pacheco C, Escobar M, Jaksic F, Sabat P
Ecol Evol
. 2024 Mar;
14(3):e10939.
PMID: 38500854
Theory predicts that in resource-limited environments, coexisting species may overlap their niche dimensions but must differ in at least one to avoid competitive exclusion. Specifically, it has been suggested that...
3.
Jimenez T, Pena-Villalobos I, Arcila J, Basto F, Palma V, Sabat P
Sci Total Environ
. 2023 Dec;
912:169564.
PMID: 38142996
Urbanization stands out as a significant anthropogenic factor, exerting selective pressures on ecosystems and biotic components. A notable outcome of urbanization is thermal heterogeneity where the emergence of Urban Heat...
4.
Pena-Villalobos I, Otarola F, Arancibia D, Sabat P, Palma V
J Comp Physiol B
. 2023 Oct;
193(6):677-688.
PMID: 37831173
Fetal metabolic programming produced by unfavorable prenatal nutritional conditions leads to the development of a disorder called "thrifty phenotype", which is associated with pathologies such as diabetes and obesity in...
5.
Casanova-Maldonado I, Arancibia D, Lois P, Pena-Villalobos I, Palma V
Biol Res
. 2023 Jul;
56(1):41.
PMID: 37438828
Background: Hyperbaric oxygen treatment (HBOT) has been reported to modulate the proliferation of neural and mesenchymal stem cell populations, but the molecular mechanisms underlying these effects are not completely understood....
6.
Pena-Villalobos I, Otarola F, Casas B, Sabat P, Palma V
Front Physiol
. 2021 Dec;
12:769444.
PMID: 34925065
Variations in the availability of nutritional resources in animals can trigger reversible adjustments, which in the short term are manifested as behavioral and physiological changes. Several of these responses are...
7.
Villanueva A, Sanchez-Gomez P, Munoz-Palma E, Puvogel S, Casas B, Arriagada C, et al.
Cell Adh Migr
. 2021 Mar;
15(1):58-73.
PMID: 33724150
Neuroblastoma is a highly metastatic tumor that emerges from neural crest cell progenitors. Focal Adhesion Kinase (FAK) is a regulator of cell migration that binds to the receptor Neogenin-1 and...
8.
Hidalgo J, Alvarez-Vergara F, Pena-Villalobos I, Contreras-Ramos C, Sanchez-Hernandez J, Sabat P
J Exp Zool A Ecol Integr Physiol
. 2020 Apr;
333(5):333-340.
PMID: 32306529
Aquatic animals often display physiological adjustments to improve their biological performance and hydrosaline balance in saline environments. In addition to energetic costs associated with osmoregulation, oxidative stress, and the activation...
9.
Pena-Villalobos I, Casanova-Maldonado I, Lois P, Palma V, Sabat P
Sci Rep
. 2020 Mar;
10(1):4156.
PMID: 32139739
In order to maintain the energy balance, animals often exhibit several physiological adjustments when subjected to a decrease in resource availability. Specifically, some rodents show increases in behavioral activity in...
10.
Gutierrez J, Sabat P, Castaneda L, Contreras C, Navarrete L, Pena-Villalobos I, et al.
Sci Rep
. 2019 Nov;
9(1):17616.
PMID: 31772390
The high metabolic activity associated with endurance flights and intense fuelling of migrant birds may produce large quantities of reactive oxygen species, which cause oxidative damage. Yet it remains unknown...