Results 61 to 70 of about 266,682 (186)

Swimming ability of the Carybdea marsupialis (Cnidaria: Cubozoa: Carybdeidae): implications for its spatial distribution

open access: yesJournal of Zoology, Volume 324, Issue 1, Page 1-10, September 2024.
In this paper we analyzed the swimming speed, effective velocity, effective displacement index (EDI) and proficiency of juvenile to adult specimens (ranging from 1.1 to 36 mm of the diagonal bell width) of the box jellyfish Carybdea marsupialis. Abstract Although usually considered part of the plankton, cubozoans are strong swimmers.
C. Bordehore   +2 more
wiley   +1 more source

Las propuestas de la administración Obama frente a los retos del desarme nuclear y la no proliferación [PDF]

open access: yes, 2009
Los primeros meses de la Administración Obama se han caracterizado por otorgar gran relevancia a las cuestiones de desarme nuclear y no proliferación. Se han anunciado importantes propuestas y se han dado ya algunos pasos concretos.
Aguirre de Cárcer, Miguel
core  

A standard lexicon of terms for area‐based conservation version 1.0

open access: yesConservation Biology, Volume 38, Issue 4, August 2024.
Abstract Target 3 in the Kunming–Montreal Global Biodiversity Framework (GBF) calls for protecting at least 30% of the world's lands and waters in area‐based conservation approaches by 2030. This ambitious 30×30 target has spurred great interest among policy makers, practitioners, and researchers in defining and measuring the effectiveness of these ...
Nick Salafsky   +9 more
wiley   +1 more source

Desde Angra hacia Teherán: la política nuclear brasileña bajo la administración Lula From Angra to Tehran: Brazilian nuclear policy under Lula’s administration

open access: yesAmérica Latina Hoy, 2011
El objetivo de este artículo es explicar las posiciones adoptadas por Brasil bajo la administración Lula (2003-2010) sobre la no proliferación, el desarme y el control de las armas nucleares.
Diego Santos Vieira de JESUS
doaj  

Cómo se mueren las células. Mecanismos moleculares e importancia biológic

open access: yesEducación Química, 2018
La homeostasis de los órganos y tejidos depende de un balance fino entre la proliferación y la muerte celular, tanto durante el desarrollo como durante la vida adulta.
Alma García C.   +5 more
doaj   +1 more source

Buth Savong y la nueva proliferación de reliquias en Camboya

open access: yes, 2015
The article describes the movement in Cambodia surrounding the lay Buddhist leader Buth Savong, who has come to prominence in the country since the 1990s.
John Marston
semanticscholar   +1 more source

Amplification of Ovis aries papillomavirus type 2 DNA from an ovine cutaneous fibropapilloma

open access: yesVeterinary Dermatology, Volume 35, Issue 2, Page 226-229, April 2024.
Seven of 60 Perendale sheep within a flock developed single or multiple exophytic masses on their distal hind limbs. A mass was excised from one sheep and histological evaluation revealed epidermal and mesenchymal proliferation, papillomavirus‐induced keratinocyte changes and marked keratohyalin clumping.
John S. Munday   +2 more
wiley   +1 more source

El factor de crecimiento endotelial vascular (VEGF) y el fragmento N-terminal de la proteína relacionada con la parathormona (PTHrP) regulan la proliferación de células madre mesenquimales humanas

open access: yesRevista de Osteoporosis y Metabolismo Mineral, 2017
El tejido adiposo contiene un gran número de células madre mesenquimales (Adipose Stem Cells, ASCs) que residen en su estroma vascular. Aunque existe controversia acerca de la capacidad de generar tejido óseo de estas células in vivo, in vitro ...
Bravo B   +4 more
doaj   +1 more source

An expert‐based system to predict population survival rate from health data

open access: yesConservation Biology, Volume 38, Issue 1, February 2024.
Abstract Timely detection and understanding of causes for population decline are essential for effective wildlife management and conservation. Assessing trends in population size has been the standard approach, but we propose that monitoring population health could prove more effective.
Lori H. Schwacke   +21 more
wiley   +1 more source

Estudio en un caso particular de osteopatía craneomandibular en un West Highland White Terrier [PDF]

open access: yes, 1994
Se realiza el estudio de un caso de osteopatía craneomandibular en un West Highland White Terrier cuya característica más evidente consistió en la proliferación ósea mandibular.
Abad, R., Crespo, Antoni
core  

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