Results 41 to 50 of about 37,266 (232)

Revealing patterns of endemism in the transatlantic family Chelodesmidae (Polydesmida: Diplopoda)

open access: yesCladistics, Volume 42, Issue 2, Page 159-171, April 2026.
Abstract With fossil records dating back to the Silurian/Late Ordovician, millipedes stand out as one of the earliest terrestrial animal groups. Their limited vagility and high endemism make them valuable tools for formulating and testing biogeographic hypotheses, including those related to macro‐vicariance events.
Rodrigo Salvador Bouzan   +4 more
wiley   +1 more source

Antimicrobial Nanoformulations Based on Schinus areira Essential Oil

open access: yesDrugs and Drug Candidates, 2023
The goal of this research was to create an antibacterial formulation from Scinus areira essential oil (EO) that could spread in water. To achieve this, we developed liposomal formulations of DMPC (1,2-dimyristoyl-sn-glycero-3-phosphocholine) or DPPC (1,2-
Andrea C. Cutro   +4 more
doaj   +1 more source

Not a Sip: Effects of Zero Tolerance Laws on Road Traffic Fatalities

open access: yesHealth Economics, Volume 35, Issue 2, Page 377-393, February 2026.
ABSTRACT A substantial proportion of alcohol related fatalities and their consequences are preventable, prompting policymakers to implement measures aimed at reducing these deaths. I exploit time and geographic variation in the adoption of zero‐tolerance laws in a difference‐in‐differences design to study the impact of these regulations on traffic ...
Andres Ramasco
wiley   +1 more source

A “Drug-Dependent” Immune System Can Compromise Protection against Infection: The Relationships between Psychostimulants and HIV

open access: yesViruses, 2021
Psychostimulant use is a major comorbidity in people living with HIV, which was initially explained by them adopting risky behaviors that facilitate HIV transmission.
María Amparo Assis   +2 more
doaj   +1 more source

Las gramíneas presentes en los sistemas silvopastoriles del sureste de Santiago del Estero (Argentina)

open access: yesAgriScientia, 2023
Las gramíneas cumplen roles fundamentales en la colonización primaria, la provisión de alimentos, el refugio para una amplia variedad de animales y en actividades antrópicas, principalmente, las económicas. Santiago del Estero es una de las provincias argentinas que forma parte de la región chaqueña semiárida y, en sus zonas rurales, las actividades ...
Loyola, M. J.   +2 more
openaire   +2 more sources

Ciudades poco frecuentes [PDF]

open access: yes, 2010
Inclou: - "Bucarest, dal villaggio alla metropoli" per Jordi Bages Sanabra. - "Atlas historique de Kyoto" per Esteban Español. - "L’Atlas de Tel-Aviv 1908-2008" per Ricard Gratacós. - Edicions ETSAB: Publicacions 2009-2010.
Martín Ramos, Ángel
core  

Impact of migration on the occurrence of new cases of Chagas disease in Buenos Aires city, Argentina [PDF]

open access: yes, 2013
Chagas disease, also known as American Trypanosomiasis, is endemic in the Americas, especially Central and South America. Chagas disease is a zoonotic disease caused by the parasite Trypanosoma cruzi.
Altcheh, Jaime Marcelo   +12 more
core   +2 more sources

Revision of Manettia (Rubiaceae) in Paraguay

open access: yesNordic Journal of Botany, Volume 2026, Issue 2, February 2026.
Manettia Mutis is a Neotropical genus comprising over 100 species, many of which are only known from their original descriptions or, at most, from revisions dating back over 100 years. Recent review studies have remained unpublished for several years. Conventional taxonomic methods are followed.
Silvana Yasmin Gauto   +2 more
wiley   +1 more source

Yield, chemical composition and functional properties of essential oils from Mentha spicata (Lamiaceae) in Santiago del Estero, Argentina

open access: yesCuadernos de investigación UNED, 2019
Introduction: Mentha spicata, commonly known as spearmint, is the most common and popular cultivated mint, and is used in food, perfumes and pharmaceutical products.
Diego Ariel Meloni   +3 more
doaj   +1 more source

Contenidos de Ciencias Naturales en la Educación Primaria en el pasado reciente en Santiago del Estero: un análisis de normativas nacionales y provinciales

open access: yesEnsaio, 2022
Desde la década de 1990, se han construido dos propuestas de contenidos curriculares para la Educación Primaria a nivel nacional en Argentina, una bajo la Ley Federal de Educación y otra de la Ley de Educación Nacional.
Raúl Esteban Ithuralde   +1 more
doaj   +1 more source

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