Results 41 to 50 of about 19,559 (292)

Microtopography enhances intestinal drug absorption via Piezo1‐mediated tight junction modulation

open access: yesBMEMat, EarlyView.
Microtopography‐driven enhancement of oral peptide drug delivery by activating Piezo1 channels significantly improves paracellular permeability and bioavailability, offering a novel approach for optimizing macromolecule absorption in pharmaceutical formulations.
Yu Hu   +12 more
wiley   +1 more source

Floristic analysis and dispersal syndromes of woody species of the Serra de Maracaju, Mato Grosso do Sul, Brazil

open access: yesBrazilian Journal of Biology
This paper presents a floristic survey of the wood component of cerrado s.s. (eastern face) and gallery forest (western face) areas carried out in the southern part of the Serra de Maracaju. The dispersal syndromes and floristic relations of this portion
WM. Ramos, ALB. Sartori
doaj   +1 more source

Is the herb-shrub composition of veredas (Brazilian palm swamps) distinguishable?

open access: yesActa Botânica Brasílica, 2017
Vereda (Brazilian palm swamp) is a poorly known savannic phytophysiognomy that occurs on moist soils with high herb-shrub floristic richness. This study aimed to document the herb-shrub species of veredas of the Estação Ecológica Serra Geral do Tocantins
Diogo Pereira da Silva   +3 more
doaj   +1 more source

Plant strategies, dispersal and origins of flora at the northern Coral Sea Islands Territory, Australia [PDF]

open access: yes, 2013
A checklist of vascular plants of Coringa-Herald National Nature Reserve (CHNNR) (17º 11’S, 149º 00’ E to 16º 23’S, 150º 30’E and Willis Island (16º 24’S, 149º 58’E) at the northern Coral Sea Islands Territory of Australia compiled during 2006/07 surveys,
Batianoff, George N.   +3 more
core  

The effect of elevation on species richness in tropical forests depends on the considered lifeform: results from an East African mountain forest [PDF]

open access: yes, 2019
Elevation gradients in tropical forests have been studied but the analysis of patterns displayed by species richness and elevation have received little attention.
Amani, Christian   +3 more
core   +1 more source

Mid‐Domain Effect and Wooded Habitat Shape Mediterranean Reptile Communities

open access: yesBiological Diversity, EarlyView.
Analyzing a large number of reptiles observed across protected areas in Central Italy, we tested whether the mid‐domain effect explains hump‐shaped richness–elevation patterns. Species richness was best predicted by the combined influence of geometric constraints and woodland cover, revealing two contrasting species clusters and offering a robust ...
Daniele Dendi   +3 more
wiley   +1 more source

Plant communities affect arbuscular mycorrhizal fungal diversity and community composition in grassland microcosms [PDF]

open access: yes, 2004
The diversity of arbuscular mycorrhizal (AM) fungi was investigated in an unfertilized limestone grassland soil supporting different synthesized vascular plant assemblages that had developed for 3 yr.
Bremner JM   +18 more
core   +1 more source

Satellite hindcasts of foliar traits reveal a subtle but consistent relaxation of conservativeness in a biodiverse mountain grassland over the last four decades

open access: yesEcography, EarlyView.
Projected warming and drying raise concerns about the resilience of stress‐adapted ecosystems, including the Brazilian Campo Rupestre, an exceptionally biodiverse mountaintop grassland mosaic on ancient, nutrient‐poor substrates. Here, we combine field‐based trait data and long‐term remote sensing to assess the functional structure and temporal ...
Renata Maia   +5 more
wiley   +1 more source

SIMILARIDADE ENTRE OS HABITATS DA VEGETAÇÃO DO MORRO DO IMPERADOR, JUIZ DE FORA, MINAS GERAIS, COM BASE NA COMPOSIÇÃO DE SUA FLORA FANEROGÂMICA

open access: yesRodriguésia
RESUMO Os objetivos deste estudo foram descrever a composição da flora fanerogâmica de um remanescente de vegetação do Domínio Atlântico situado no município de Juiz de Fora, Minas Gerais, utilizar análises de similaridade florística para relacionar suas
Daniel Salgado Pifano   +5 more
doaj   +1 more source

Introduction of Alien Tree Species and its Influence on Floristical Composition and Vegetation Structure of Acidophilous Oak Forests: The Experimental Plots in the Zielonka Forest [PDF]

open access: yes, 2011
In 1879 Schwappach first established 54 experimental forest plots on habitat of acidophilous oak forest Calamagrostio-Quercetum in the Zielonka Forest near Poznań, on which 20 exotic tree species were cultivated. Until this day 32 of the mentioned forest
Grodzki, Marian   +3 more
core   +2 more sources

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