Results 51 to 60 of about 77,620 (180)

Redescubrimiento de Dupouyichthys sapito (Pisces: Siluriformes: Aspredinidae) en la cuenca del río Magdalena (Colombia)

open access: yesCaldasia, 2000
La especie Dupouyichthys sapito fue descrita por Schultz (1944) para la cuenca del río Catatumbo. Solo había sido reportada una vez para la cuenca del Magdalena por Miles (1947), con base en dos ejemplares capturados en el río Lebrija y que se encuentran
Mojica José Iván   +2 more
doaj  

Developementalism and territorial contradictions in the context of a water and environmental crises in Sierras Chicas, Córdoba, Argentina [PDF]

open access: yes, 2018
Para los movimientos que resisten contra las represas en América Latina, así como para otras resistencias contra los emprendimientos extractivos, el territorio es mucho más que la garantía de su subsistencia: encarna la posibilidad misma de conservar ...
Castro Buzón, Nazaret
core   +1 more source

Effectiveness and Persistence of Long‐Acting Injectable Cabotegravir and Rilpivirine in Migrant Individuals Living With HIV in Spain: Substudy of the RELATIVITY Cohort

open access: yesJournal of the International AIDS Society, Volume 29, Issue 4, April 2026.
ABSTRACT Introduction Migrants living with HIV often face high mobility, vulnerability and limited baseline information on HIV‐1 genotype or treatment history. We aimed to assess the effectiveness and persistence of long‐acting injectable cabotegravir and rilpivirine (LAI CAB+RPV) among migrants in Spain. Methods This multicentre cohort study across 58
Jara Llenas‐García   +62 more
wiley   +1 more source

Joint TOS/OMA/OAC Expert Guidance Statement on the Pharmacological Management of United States Adults With Overweight or Obesity Using the GRADE Approach

open access: yesObesity, Volume 34, Issue 4, Page 851-870, April 2026.
Guidance recommendations by TOS/OMA/OAC for the use of obesity medications to treat obesity and its complications. ABSTRACT Background Obesity affects over 40% of US adults, with severe obesity on the rise. Despite recognition of obesity as a chronic disease, it remains underdiagnosed and undertreated.
Lydia Alexander   +12 more
wiley   +1 more source

Determinación del tipo de desove y nivel de fecundidad del bagre rayado del Magdalena, Pseudoplatystoma magdaleniatum Buitrago-Suárez y Burr, 2007 (Siluriformes: Pimelodidae)

open access: yesBiota Colombiana, 2014
El bagre rayado Pseudoplatystoma magdaleniatum (Siluriformes: Pimelodidae) es una especie endémica de la cuenca del río Magdalena y es la segunda especie en importancia comercial, razón por la cual es una especie objeto de manejo pesquero.
John W. Arce-Zúñiga   +3 more
doaj   +2 more sources

A Field‐Deployable eDNA Metabarcoding Workflow Including De Novo Reference Assembly for Characterising Understudied Biodiversity Hotspots

open access: yesMolecular Ecology Resources, Volume 26, Issue 3, April 2026.
ABSTRACT Field‐deployable DNA metabarcoding offers a transformative approach to biodiversity research and monitoring, yet its application remains limited due to technical constraints and a lack of reference data in poorly studied ecosystems. Combining isothermal Recombinase Polymerase Amplification (RPA) and Oxford Nanopore sequencing, we introduce a ...
Jesse Erens   +6 more
wiley   +1 more source

THE WATER TREATMENT PLANTS OF THE BOGOTÁ RIVER: CASE STUDY [PDF]

open access: yes
Since de early seventies a number of technical sanitation alternatives were proposed to clean the wastewaters of the Bogotá River. However, mainly for economic reasons, they were not implemented.
Eduardo Uribe
core  

Morphological variation of Astyanax species, subgenus Zygogaster (Teleostei, Characidae) [PDF]

open access: yes, 2011
Astyanax es un género diverso de peces neotropicales, cuyas especies habitan gran variedad de ambientes acuáticos. La situación taxonómica de los subgéneros y de sus especies, no difiere de la problemática que presenta el género Astyanax.
Ermakova–A., A.   +4 more
core  

Pathogenicity Patterns of Austrian Common Bunt Isolates on 42 Winter Wheat (Triticum aestivum L.) Lines

open access: yesPlant Breeding, Volume 145, Issue 2, Page 270-282, April 2026.
ABSTRACT In organic winter wheat (Triticum aestivum L.), common bunt (CB) caused by Tilletia caries and Tilletia laevis is one of the most serious diseases affecting grain yield and quality. Most cultivars are susceptible to CB, and even if a cultivar possesses resistance against a certain race, it may be susceptible to another one.
Magdalena Lunzer   +3 more
wiley   +1 more source

Caracterización de la comunidad fitoplanctónica de un plano de inundación del río Sogamoso en la cuenca media del Río Magdalena (Ciénaga de San Silvestre, Colombia)

open access: yesIntropica, 2006
Se presentan las características fisicoquímicas y las abundancias de las clases de algas de la ciénaga de San Silvestre, un plano de inundación del río Sogamoso, perteneciente a la cuenca media del río Magdalena.
Erika Pava   +2 more
doaj  

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