Zobrazeno 1 - 10
of 427
pro vyhledávání: '"Osvaldo Malafaia"'
Autor:
Rafael Badalotti, Matheus Dalmolin, Osvaldo Malafaia, Jurandir M. Ribas Filho, Rafael Roesler, Marcelo A. C. Fernandes, Gustavo R. Isolan
Publikováno v:
Brain Sciences, Vol 14, Iss 3, p 275 (2024)
Rapid neuronal inhibition in the brain is mediated by γ-aminobutyric acid (GABA) activation of GABAA receptors. The GABRA5 gene, which encodes the α5 subunit of the GABAA receptor, has been implicated in an aggressive subgroup of medulloblastoma (M
Externí odkaz:
https://doaj.org/article/7c6517376ccb45e79111004727b2b92e
Autor:
Samir Ale Bark, Matheus Dalmolin, Osvaldo Malafaia, Rafael Roesler, Marcelo A. C. Fernandes, Gustavo R. Isolan
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 5, p 3020 (2024)
Gliomas comprise most cases of central nervous system (CNS) tumors. Gliomas afflict both adults and children, and glioblastoma (GBM) in adults represents the clinically most important type of malignant brain cancer, with a very poor prognosis. The ce
Externí odkaz:
https://doaj.org/article/3c907bf66fd3469297a2b74529efe23c
Autor:
Marcos Onofre Frugis, Carmen Australia Paredes Marcondes Ribas, Osvaldo Malafaia, Fernando Issamu Tabushi, Nicolau Gregori Czeczko
Publikováno v:
ABCD: Arquivos Brasileiros de Cirurgia Digestiva, Vol 36 (2023)
ABSTRACT BACKGROUND: Colorectal cancer is among the most common malignancies worldwide. Colonoscopy is the examination of choice for the prevention of CRC because of its great diagnostic and, especially, therapeutic capacity in relation to adenomatou
Externí odkaz:
https://doaj.org/article/852c953c25724c82972348b34b4e5e1b
Autor:
Eduardo Mello Rodrigues, Allan Fernando Giovanini, Carmen Australia Paredes Marcondes Ribas, Osvaldo Malafaia, Rafael Roesler, Gustavo R. Isolan
Publikováno v:
Cancers, Vol 15, Iss 20, p 4922 (2023)
Neuropilins are transmembrane glycoproteins that regulate developmental processes in the nervous system and other tissues. Overexpression of neuropilin-1 (NRP1) occurs in many solid tumor types and, in several instances, may predict patient outcome i
Externí odkaz:
https://doaj.org/article/cee3313dcb7540418d9be5b27fd8e55e
Autor:
Artur Adolfo PARADA, Filadelfio Euclydes VENCO, Miguel Reynaldo VARCA-NETO, Roberto EL IBRAHIM, Paula Bechara POLETTI, Helcio Pedrosa BRITO, Heloisa de Fátima SARE, Osvaldo MALAFAIA
Publikováno v:
ABCD: Arquivos Brasileiros de Cirurgia Digestiva, Vol 35 (2023)
ABSTRACT BACKGROUND: There are lesions that are still being missed in colonoscopy. Many of those could be superficially elevated serrated lesions or depressed ones. AIMS: The aim of this study was to compare the histopathological characteristics of t
Externí odkaz:
https://doaj.org/article/bc4b9c971dba44a59a0ec4bb7b182557
Autor:
Gustavo Rassier Isolan, Jander Monteiro, Marco Antônio Schlindwein Vaz, Joel Lavinsky, Ricardo Lopes de Araújo, Eberval Gadelha Figueiredo, Samir Aler Bark, José Fernando Polanski, Carmem Austrália Paredes Ribas Filho, Jurandir Marcondes Ribas Filho, Osvaldo Malafaia
Publikováno v:
Brazilian Neurosurgery, Vol 41, Iss 04, Pp e348-e361 (2022)
In this second part, the authors review and suggest a methodology for studies in skull base surgery and training in microsurgical laboratory, based on their experiences and reflections. Not only are the foundations for the acquisition of microsurgica
Externí odkaz:
https://doaj.org/article/78c2e309fa534ba5b0e320e3d92dc8c7
Autor:
Gustavo Rassier Isolan, Jander Monteiro, Marco Antônio Schlindwein Vaz, Joel Lavinsky, Ricardo Lopes de Araújo, Giuseppe Santis, Eberval Gadelha Figueiredo, Viviane Buffon, Carmem Austrália Paredes Ribas Filho, Jurandir Marcondes Ribas Filho, Osvaldo Malafaia
Publikováno v:
Brazilian Neurosurgery, Vol 41, Iss 04, Pp e340-e347 (2022)
The learning curve reflects surgeons' experience in managing several patients with the same disease. In skull base surgery, the professional's place on the curve could be related to the number of times the same procedure was performed. Where does cur
Externí odkaz:
https://doaj.org/article/08447bc100a04928a0c567d0c02f8752
Autor:
Moisés Augusto de Araújo, Osvaldo Malafaia, Jurandir M. Ribas Filho, Livia Fratini, Rafael Roesler, Gustavo R. Isolan
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 14, p 11601 (2023)
Medulloblastoma (MB) is the most common type of malignant pediatric brain tumor. Neuropilin-1 (NRP1), encoded by the NRP1 gene, is a transmembrane glycoprotein overexpressed in several types of cancer. Previous studies indicate that NRP1 inhibition d
Externí odkaz:
https://doaj.org/article/06475d9cd212482c830ccab07c55c567
Autor:
Gustavo Rassier Isolan, Viviane Buffon, Igor Maldonado, Jander Moreira Monteiro, Kaan Yağmurlu, Carmen Austrália Paredes Marcondes Ribas, Rafael Roesler, Osvaldo Malafaia
Publikováno v:
Frontiers in Surgery, Vol 9 (2022)
IntroductionVascular lesions in insular glioma surgery can severely impact patients' quality of life. This study aims to present the results of our dissections and authors’ reflections on the insular vascular anatomy.Matherials and MethodsThe insul
Externí odkaz:
https://doaj.org/article/a0777053045841bcb3dc4081adaa0c0f
Autor:
Carlos Alberto Lima UTRABO, Cesar Roberto BUSATO, Mário Rodrigues MONTEMÓR-NETTO, Leandro Cavalcanti LIPINSKI, Vitória Rossetim CELINSKI, Mylena Fernanda FERRONATO, Osvaldo MALAFAIA, Adriana Yuriko KOGA
Publikováno v:
ABCD: Arquivos Brasileiros de Cirurgia Digestiva, Vol 35 (2022)
ABSTRACT - BACKGROUND: Proper fixation of the surgical mesh determines the success of a herniorrhaphy. Understanding the inflammatory response and the mechanical properties of the mesh helps to define whether a fixation method is superior. AIM: This
Externí odkaz:
https://doaj.org/article/e09fe73a7f454802990abdff29a1ea72