Results 41 to 50 of about 31,636 (308)

Packed for Ossification: High‐Density Bioprinting of hPDC Spheroids in HAMA Toward Endochondral Ossification

open access: yesAdvanced Healthcare Materials, EarlyView.
Human periosteum‐derived cell spheroids bioprinted at high density within a hyaluronic acid matrix promote fusion and hypertrophic cartilage formation in vitro. Early encapsulation enhances spheroid interaction and matrix maturation, generating scalable cartilage templates intended for endochondral bone regeneration.
Ane Albillos Sanchez   +6 more
wiley   +1 more source

Systematic list of marine fishes from Bahia Magdalena, Baja California Sur (Mexico)

open access: yesCiencias Marinas, 1994
Bahía Magdalena, Baja California Sur (Mexico), is an interesting place where, because of its geographic location and environmental characteristics, a high biodiversity is found.
J De-la-Cruz-Agüero   +4 more
doaj   +1 more source

Amenazas a las tortugas marinas y posibles soluciones [PDF]

open access: yes, 2006
Las tortugas marinas son de los reptiles más antiguos del mundo, evolucionaron hace unos 110 millones de años, y lograron sobrevivir la era de los dinosaurios, hasta nuestros días.
Secretaría Pro Tempore de la Convención Interamericana para la Protección y Conservación de las Tortugas Marinas (CIT)
core  

Descubren una nueva familia de bacterias marinas con potencial biotecnológico

open access: yes, 2022
Científicos de la Escuela Federal Politécnica de Zúrich (ETH Zürich) e investigadores del Instituto de Ciencias del Mar (ICM-CSIC) de Barcelona han descubierto una nueva familia de bacterias marinas con cantidad de genes biosintéticos en sus genomas ...
Acinas, Silvia G.   +2 more
core  

Regional gas exchange evaluation during ex vivo lung perfusion in a swine model of localized lung dysfunction

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Abstract Background Ex vivo lung perfusion (EVLP) allows the evaluation of lungs that do not meet standard transplantation criteria. Current procedures do not permit the identification of regional functional deficits. We investigated the feasibility of assessing lobar gas exchange during EVLP in a swine model.
Giulia Maria Ruggeri   +16 more
wiley   +1 more source

Improvements in a fast potentiometric seawater alkalinity determination

open access: yesCiencias Marinas, 2000
 In the present paper, we introduce some methodological improvements in a potentiometric technique for determining seawater alkalinity. This fast method (about two minutes per sample) uses open flasks and an ordinary titration system without ...
F F Pérez   +3 more
doaj   +1 more source

ApoE‐ and Cfh‐deficient mice exhibit structural and molecular features of human early–intermediate retinal degeneration

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Age‐related macular degeneration (AMD) involves lipid dysregulation and complement overactivation. Here, we characterize a double‐knockout ApoE−/−/Cfh−/− mouse as a model of early–intermediate retinal degeneration. These mice exhibit retinal pigment epithelium thinning, Bruch's membrane thickening, lipid accumulation, enhanced C5b‐9 deposition ...
Sergio Recalde   +9 more
wiley   +1 more source

Modeling artisanal coastal fisheries of Galicia (NW Spain) based on data obtained from fishers: the case of Octopus vulgaris

open access: yesScientia Marina, 2005
The small-scale common octopus (Octopus vulgaris) fishery in Galician waters (NW Spain) was studied using a model based on information obtained from fishers.
Jaime Otero   +4 more
doaj   +1 more source

Informe de la Décima Conferencia de las Partes de la Convención Interamericana para la Protección y Conservación de las Tortugas Marinas : parte I [PDF]

open access: yes, 2021
Informe de la Décima Conferencia de las Partes de la Convención Interamericana para la Protección y Conservación de las Tortugas Marinas (COP10). Se celebró por videoconferencia el 30 de junio del 2020, dada la contingencia por motivos de la pandemia ...
Secretaría de la Convención Interamericana para la Protección y Conservación de las Tortugas Marinas (CIT)
core  

Growth dynamics, skeletochronology, and histovariability of the theropod dinosaur Berthasaura leopoldinae

open access: yesThe Anatomical Record, EarlyView.
Osteohistological sampling on different bones of theropod dinosaur documents discrepant age record, growth, and metabolism. This could result unprecise paleobiological inferences if samplings are based on single bones. However, multi‐bone sampling can attenuate these discrepancies, helping to infer growth dynamics and physiology of these extinct ...
Geovane Alves de Souza   +3 more
wiley   +1 more source

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