Results 11 to 20 of about 460,499 (319)

Lack of recovery of the long-spined sea urchin Diadema antillarum Philippi in Puerto Rico 33 years after the Caribbean-wide mass mortality [PDF]

open access: yesPeerJ, 2020
Caribbean populations of the long-spined black sea urchin Diadema antillarum Philippi were decimated by a disease-induced mass mortality in the early 1980’s. The present study provides an updated status of the D.
Evan Tuohy, Christina Wade, Ernesto Weil
doaj   +2 more sources

MicroRNA-18a-5p Suppresses Tumor Growth via Targeting Matrix Metalloproteinase-3 in Cisplatin-Resistant Ovarian Cancer

open access: yesFrontiers in Oncology, 2020
Cumulating evidence indicates that dysregulation of microRNAs (miRNAs) plays a central role in the initiation, progression, and drug resistance of cancer cells. However, the specific miRNAs contributing to drug resistance in ovarian cancer cells have not
Blanca I. Quiñones-Díaz   +7 more
doaj   +1 more source

Actitud hacia la matemática de estudiantes en el curso Métodos Cuantitativos para Administración de Empresas

open access: yesFórum Empresarial, 2021
Uno de los posibles factores que explica el alto porcentaje de fracasos en los cursos de matemáticas es la actitud de los estudiantes hacia esta disciplina.
Wanda Velázquez-Rosado   +3 more
doaj   +1 more source

Portopulmonary hypertension practice patterns after liver transplantation

open access: yesLiver Transplantation, EarlyView., 2022
Abstract Portopulmonary hypertension (POPH) is a type of pulmonary arterial hypertension occurring exclusively in those with portal hypertensive liver disease. Liver transplantation (LT) can significantly improve outcomes. Current guidelines counsel against immediate adjustments to targeted therapy after LT and suggest routine echocardiography as ...
Arun Jose   +3 more
wiley   +1 more source

Complex of primary and secondary parasitoids (Hymenoptera: Encyrtidae and Signiphoridae) of Hypogeococcus spp. Mealybugs (Hemiptera: Pseudococcidae) in the New World [PDF]

open access: yes, 2018
Se informan los resultados de los relevamientos de los parasitoides primarios y secundarios (hiperparasitoides) de Hypogeococcus spp. (Hemiptera: Pseudococcidae) realizados en el Nuevo Mundo durante el período 2009 para 2017 para obtener enemigos ...
Aguirre, María Belén   +6 more
core   +1 more source

Puerto Rico and the Netherworld of Sovereign Debt Restructuring [PDF]

open access: yes, 2017
Puerto Rico has incurred debt well beyond its ability to repay. It attempted to address its fiscal woes through legislation allowing the restructuring of some its debt.
Gulati, Mitu, Rasmussen, Robert K.
core   +2 more sources

Uncovering the link between environmental factors and coral immunity: A study of fluorescent protein expression and phenoloxidase activity in Acropora cervicornis

open access: yesFrontiers in Marine Science, 2023
Worsening environmental conditions due to climate change have profoundly affected the health of coral reefs worldwide. Thus, understanding how corals respond to fluctuating and/or extreme levels of temperature and solar irradiation will guide future ...
Carlos Toledo-Hernández   +7 more
doaj   +1 more source

Role of ferroelectric nanoparticles coated separator in improvement of capacity retention at high current density on sulfur/SWCNT composite cathodes for Li–S batteries

open access: yesAPL Materials, 2023
In this manuscript, we are reporting the role of ferroelectric nanoparticles (FNPs) coated separators in capacity retention at high current density (200 mA/g) on S/SWCNT composite cathodes.
Rajesh K. Katiyar   +6 more
doaj   +1 more source

Case report: A combination of nitroglycerin and adenosine proves effective in repairing a cerebral arteriovenous malformation

open access: yesFrontiers in Neurology, 2023
Hemorrhage secondary to rupture of a brain arteriovenous malformations (AVM) is one of the initial manifestations, and the main cause of, morbidity and mortality in patients with this condition.
Virginia Rojas-Nieves   +8 more
doaj   +1 more source

Mortality, recovery, and community shifts of scleractinian corals in Puerto Rico one decade after the 2005 regional bleaching event [PDF]

open access: yesPeerJ, 2017
This work analyzes the mortality, recovery, and shifts in the composition of scleractinian corals from Puerto Rico one decade after the 2005 regional coral bleaching event.
Jorge R. García-Sais   +2 more
doaj   +2 more sources

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