Results 41 to 50 of about 340,305 (206)

El colgajo fasciocutáneo en cono [PDF]

open access: yesRevista chilena de cirugía, 2009
Use of a new cone shaped flap to cover skin defects. Experience in 108 patients Background: A new type of fasciocutaneous flap with the shape of an ice cream cone that is formed by locally rotated and V-Y advance flaps joined together, that can be used to cover complex defects, was developed. Previously, the irrigation of these flaps was ascertained in
CALDERÓN O, WILFREDO   +7 more
openaire   +2 more sources

Discriminant analysis of principal components and pedigree assessment of genetic diversity and population structure in a tetraploid potato panel using SNPs [PDF]

open access: yes, 2018
The reported narrow genetic base of cultivated potato (Solanum tuberosum) can be expanded by the introgression of many related species with large genetic diversity.
Bedogni, María Cecilia   +7 more
core   +2 more sources

PTGER4 Governs Immune Evasion and Therapy Resistance in Kidney Cancer via Ribosome Biogenesis Dysregulation

open access: yesJournal of Cellular and Molecular Medicine, Volume 29, Issue 22, November 2025.
ABSTRACT Kidney renal clear cell carcinoma (KIRC) is associated with abnormal ribosome production (RiboSis), but how this affects tumour growth and response to immunotherapy is still unclear. In this study, we analysed large‐scale multi‐omics data using machine learning.
Hanjing Zhou   +5 more
wiley   +1 more source

Generación de cónicas con luz Láser

open access: yesRevista Eureka sobre Enseñanza y Divulgación de las Ciencias, 2011
En este artículo se propone la construcción de un dispositivo didáctico con el cual se logra la visualización de las cónicas, curvas que resultan de la intersección de un cono con un plano en diferentes orientaciones.
Ernesto Cyrulies
doaj  

La implementación de las decisiones de la Corte Interamericana de Derechos Humanos: comentarios en torno al caso “Corte Primera de lo Contencioso Administrativo”

open access: yesAnuario de Derechos Humanos, 2010
A través del análisis de la sentencia de la Corte Interamericana de Derechos Humanos en el Caso Aspitz Barbera y otros vs. Venezuela y la posterior decisión de la Sala Constitucional del Tribunal Supremo de Justicia de la República Bolivariana de ...
Liliana Tojo
doaj   +1 more source

External Validation of Cardiovascular Risk Scores in the Southern Cone of Latin America: Which Predicts Better? [PDF]

open access: yes, 2018
Introducción: La estimación inexacta del riesgo cardiovascular poblacional puede llevar a un manejo inadecuado de las intervenciones médicas preventivas, como, por ejemplo, el uso de estatinas.
Danaei, Goodarz   +7 more
core  

Green Urea Synthesis from CO2 and Nitrogenous Small Molecules via Electrocatalysis and Photocatalysis

open access: yesSmall Science, Volume 5, Issue 10, October 2025.
Electrocatalysis and photocatalysis offer electron‐driven parallel routes for green urea synthesis from CO2 and nitrogenous small molecules (N2, NO3−, NO2−, and NO), providing sustainable alternatives to Bosch–Meiser process. Gaining in‐depth insights into the underlying mechanisms, efficiency, selectivity, and techno‐economic analysis of ...
Lizhen Liu   +5 more
wiley   +1 more source

Conos de luz

open access: yesRevista Matemática Complutense, 1992
Using a new characterization of the Lorentz quadrics, we establish a reformulation of the Special Relativity Theory.
openaire   +2 more sources

Cuon Versus Canis: A Comparative Guide to the Morphological Distinction of Postcranial Bones and Its Archaeo‐Paleontological Implications

open access: yesInternational Journal of Osteoarchaeology, Volume 35, Issue 5, Page 263-283, September/October 2025.
ABSTRACT The genera Cuon and Canis are part of the carnivore guild during the late Middle and Late Pleistocene in Europe. However, most identifications in archaeo‐palaeontological contexts are made on cranial and dental elements as these are taxonomically the most diagnostic anatomical regions.
Alfred Sanchis   +9 more
wiley   +1 more source

Reseña de la búsqueda de hacer agujeros

open access: yesRevista Integración, 2018
Un espacio topológico conexo Z es unicoherente si para cualesquiera A y B cerrados y conexos de Z, tales que   Z = A ∪ B, se tiene que A ∩ B es conexa. Sea Z un espacio unicoherente: decimos que z ∈ Z agujera a Z si Z − {z} no es unicoherente.
José G. Anaya   +2 more
doaj  

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