Results 1 to 10 of about 107 (99)

Mapping density, diversity and species-richness of the Amazon tree flora [PDF]

open access: yesCommunications Biology, 2023
Using 2.046 botanically-inventoried tree plots across the largest tropical forest on Earth, we mapped tree species-diversity and tree species-richness at 0.1-degree resolution, and investigated drivers for diversity and richness.
Hans ter Steege   +224 more
doaj   +2 more sources

Unraveling Amazon tree community assembly using Maximum Information Entropy: a quantitative analysis of tropical forest ecology [PDF]

open access: yesScientific Reports, 2023
In a time of rapid global change, the question of what determines patterns in species abundance distribution remains a priority for understanding the complex dynamics of ecosystems. The constrained maximization of information entropy provides a framework
Edwin Pos   +215 more
doaj   +2 more sources

Epidural analgesia and its implications in the maternal health in a low parity comunity [PDF]

open access: yesBMC Pregnancy and Childbirth, 2019
Background In regard to obstetrical analgesia management there are different results related to the use of epidural analgesia versus mechanical adverse outcomes at delivery.
Ivan Penuela   +5 more
doaj   +2 more sources

Oligodendrocyte precursor cell-derived exosomes combined with cell therapy promote clinical recovery by immunomodulation and gliosis attenuation [PDF]

open access: yesFrontiers in Cellular Neuroscience
Multiple sclerosis is a chronic inflammatory disease of the central nervous system characterized by autoimmune destruction of the myelin sheath, leading to irreversible and progressive functional deficits in patients.
Sarah Ingrid Pinto Santos   +9 more
doaj   +2 more sources

Functional composition of the Amazonian tree flora and forests [PDF]

open access: yesCommunications Biology
Plants cope with the environment by displaying large phenotypic variation. Two spectra of global plant form and function have been identified: a size spectrum from small to tall species with increasing stem tissue density, leaf size, and seed mass; a ...
Hans ter Steege   +230 more
doaj   +2 more sources

Colombian surgical outcomes study insights on perioperative mortality rate, a main indicator of the lancet commission on global surgery – a prospective cohort studyResearch in context [PDF]

open access: yesThe Lancet Regional Health. Americas
Summary: Background: Surgical care holds significant importance in healthcare, especially in low and middle-income countries, as at least 50% of the 4.2 million deaths within the initial 30 days following surgery take place in these countries.
Carlos J. Pérez Rivera   +368 more
doaj   +2 more sources

The biogeography of the Amazonian tree flora [PDF]

open access: yesCommunications Biology
We describe the geographical variation in tree species composition across Amazonian forests and show how environmental conditions are associated with species turnover.
Bruno Garcia Luize   +224 more
doaj   +2 more sources

Corrigendum: Oligodendrocyte precursor cell-derived exosomes combined with cell therapy promote clinical recovery by immunomodulation and gliosis attenuation [PDF]

open access: yesFrontiers in Cellular Neuroscience
Sarah Ingrid Pinto Santos   +9 more
doaj   +2 more sources

Eduardo Peñuela, mestre de intensas poéticas

open access: yesRumores, 2015
O artigo retoma a trajetória acadêmica de Eduardo Peñuela Cañizal desde sua formação na Faculdade de Filosofia, Letras e Ciências Humanas da USP, até sua entrada como professor na então criada Escola de Comunicações Culturais, em 1968.
Dulcilia H. Schroeder Buitoni
doaj   +1 more source

Do espanto ao questionamento

open access: yesRumores, 2015
A partir de dois ensaios, intitulados “Quelle émotion! Quelle émotion?” e “Uma foto familiar: aprisco de emoções e pensamentos [anotações delirantes sobre (a)sombrografia]”, assinados respectivamente por Georges Didi-Huberman e Eduardo Peñuela Can ...
Etienne Samain
doaj   +1 more source

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