Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Warner Alpízar-Alpízar"'
Publikováno v:
Uniciencia, Vol 36, Iss 1, Pp 1-9 (2022)
The objective was to develop an automated algorithm for the estimation of a protein (Ki-67) index based on cell nuclei area ratio of gastric epithelial tissue cells; for this purpose, digital histopathology images were used. An expert manually annota
Externí odkaz:
https://doaj.org/article/36db102bf4fd4411882bc3b250a18e9c
Autor:
Wendy Malespín-Bendaña, Warner Alpízar-Alpízar, Lucía Figueroa-Protti, Ledis Reyes, Silvia Molina-Castro, Clas Une, Vanessa Ramírez-Mayorga
Publikováno v:
Frontiers in Oncology, Vol 13 (2023)
IntroductionHelicobacter pylori colonizes the gastric mucosa and induces chronic inflammation. MethodsUsing a mouse model of H. pylori-induced gastritis, we evaluated the mRNA and protein expression levels of proinflammatory and proangiogenic factors
Externí odkaz:
https://doaj.org/article/31f02c23bbb54871bb5f610c6b9a97cb
Autor:
Warner Alpízar-Alpízar, Mette E. Skindersoe, Lone Rasmussen, Mette C. Kriegbaum, Ib J. Christensen, Ida K. Lund, Martin Illemann, Ole D. Laerum, Karen A. Krogfelt, Leif P. Andersen, Michael Ploug
Publikováno v:
Microorganisms, Vol 8, Iss 7, p 1019 (2020)
(1) Background: Persistent Helicobacter pylori infection is the most important risk factor for gastric cancer. The urokinase receptor (uPAR) is upregulated in lesions harboring cancer invasion and inflammation. Circumstantial evidence tends to correl
Externí odkaz:
https://doaj.org/article/7900885cc62f42c894a2eb8f073e1fdf
Publikováno v:
Acta Médica Costarricense, Vol 51, Iss 2, Pp 76-81 (2009)
La infección por Helicobacter pylori produce, en algunos pacientes, inflamación crónica en el estómago, gastritis atrófica y cáncer gástrico. Los mecanismos moleculares que conducen de la infección a la inflamación crónica y al cáncer son
Externí odkaz:
https://doaj.org/article/42d25206b7fc4e10801eb259edbb2af2
Autor:
Warner Alpízar-Alpízar, Rafaela Sierra, Patricia Cuenca, Clas Une, Fernando Mena, Guillermo Ignacio Pérez-Pérez
Publikováno v:
Revista de Biología Tropical, Vol 53, Iss 3-4, Pp 317-324 (2005)
El cáncer gástrico es la segunda causa de muerte por cáncer en el mundo. Varios factores han sido asociados con el riesgo de llegar a desarrollarlo, entre ellos la predisposición genética. El gen p53 presenta un polimorfismo en el codón 72, el
Externí odkaz:
https://doaj.org/article/cc46b412f3a74c9c904f620c86e55f4e
Publikováno v:
Uniciencia; Vol 36 No 1 (2022): Uniciencia. January-December, 2022; 1-9
Uniciencia; Vol. 36 Núm. 1 (2022): Uniciencia. January-December, 2022; 1-9
Uniciencia; v. 36 n. 1 (2022): Uniciencia. January-December, 2022; 1-9
Portal de Revistas UNA
Universidad Nacional de Costa Rica
instacron:UNA
Uniciencia; Vol. 36 Núm. 1 (2022): Uniciencia. January-December, 2022; 1-9
Uniciencia; v. 36 n. 1 (2022): Uniciencia. January-December, 2022; 1-9
Portal de Revistas UNA
Universidad Nacional de Costa Rica
instacron:UNA
The objective was to develop an automated algorithm for the estimation of a protein (Ki-67) index based on cell nuclei area ratio of gastric epithelial tissue cells; for this purpose, digital histopathology images were used. An expert manually annota
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ca433299be30a20e73671be8949d237c
https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/16155
https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/16155
Publikováno v:
Journal of Gastrointestinal Oncology, vol. 10(3):523-528
Kérwá
Universidad de Costa Rica
instacron:UCR
Kérwá
Universidad de Costa Rica
instacron:UCR
Background: Gastric cancer is one of the leading causes of cancer death worldwide. Surgery is regarded as the best curative treatment option for gastric cancer; however, a high proportion of cases are diagnosed at advanced stages, when tumors are unr
Publikováno v:
World Journal of Gastrointestinal Oncology, vol.10(9), pp. 231-243
Kérwá
Universidad de Costa Rica
instacron:UCR
Kérwá
Universidad de Costa Rica
instacron:UCR
Helicobacter pylori (H. pylori) infection is a well-established risk factor for the development of gastric cancer (GC), one of the most common and deadliest neoplasms worldwide. H. pylori infection induces chronic inflammation in the gastric mucosa t
Autor:
Wendy Malespín-Bendaña, Silvia Molina-Castro, Warner Alpízar-Alpízar, Vanessa Ramírez-Mayorga, José Carlos Machado, Clas Une
Publikováno v:
American Journal of the Medical Sciences, vol.362(2), pp.182-187.
Kérwá
Universidad de Costa Rica
instacron:UCR
Kérwá
Universidad de Costa Rica
instacron:UCR
Background: Costa Rica is ranked as one of the countries with highest incidence of gastric cancer worldwide. Previous studies in Costa Rican populations have revealed associations between gastric cancer risk and several cytokine polymorphisms that se
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5b7fde20677ed8932cfe5618649552f6
https://www.amjmedsci.org/article/S0002-9629(21)00040-9/fulltext
https://www.amjmedsci.org/article/S0002-9629(21)00040-9/fulltext
Autor:
Melany Calderón-Osorno, Lucía Figueroa-Protti, Rebeca Soto-Molinari, Javier Mora, Warner Alpízar-Alpízar
Publikováno v:
Journal of Oncology, Volume 2019, Article ID 1079710, 11 pages
Kérwá
Universidad de Costa Rica
instacron:UCR
Journal of Oncology
Journal of Oncology, Vol 2019 (2019)
Kérwá
Universidad de Costa Rica
instacron:UCR
Journal of Oncology
Journal of Oncology, Vol 2019 (2019)
Gastric cancer (GC) is one of the most important malignancies worldwide because of its high incidence and mortality. The very low survival rates are mainly related to late diagnosis and limited treatment options. GC is the final clinical outcome of a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cb363933eabab5b4b39a689710d6cb76