Listar Publicaciones indizadas por autor "López-Gurreonero, Carlos"
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Adhesive Strength in Dentin Conditioned with 18% Ethylenediaminetetraacetic Acid versus 35% Phosphoric Acid: In Vitro Study with 1-Year Artificial Aging
Cayo Rojas, César Félix; Alcántara-Obispo, Esther; Santander-Rengifo, Flor; Ladera-Castañeda, Marysela; López-Gurreonero, Carlos; Castro Pérez-Vargas, Antonieta; Cornejo-Pinto, Alberto; Cervantes-Ganoza, Luis (MDPI. Polymers, 2022-10-12)Acceso abiertoThe success and longevity of a resin composite restoration is determined by its good bond ing to the tooth structure, with the adhesion being a challenge to dentin due to its complexity and structural heterogeneity. The ... -
Bond Strength and Failure Mode of Glass Fiber Posts with Different Surface Treatments Prior to Silanization: An In Vitro Comparative Study
Cayo Rojas, César Félix; Santander-Rengifo, Flor M.; Castillo-Andamayo, Diana E.; Tay, Lidia Y.; López-Gurreonero, Carlos; Cornejo-Pinto, Alberto (Journal of International Society of Preventive and Community Dentistry, 2022-11-09)Acceso abiertoAim: The use of chemical agents in the surface treatment of glass fiber posts can improve their bond strength to the root canal. The aim of this study was to assess the bond strength and failure mode of glass fiber ... -
Comparative Evaluation of Microtensile Bond Strength in Three Different Dentin Luting Agents: An In vitro Study
Castro Ramírez, Leonor Cristina; Cayo Rojas, César Félix; Ladera-Castañeda, Marysela Irene; Cachay-Criado, Hernán Rafael; Alvino-Vales, María Isabel; López-Gurreonero, Carlos; Cervantes-Ganoza, Luis Adolfo (Journal of International Society of Preventive and Communitary Dentistry, 2022-11-11)Acceso abiertoAim: Long-term clinical success on indirect restorations is largely determined by bonding efficiency of the luting agent, with adhesion to dentin being the main challenge. Therefore, aim of this study was to assess the ... -
Depression, Anxiety and Stress Associated With Fear of COVID-19 in Peruvian Dental Students: A Multivariate Analysis With 12 Sociodemographic Factors
Cayo Rojas, César Félix; Castro-Pérez Vargas, Antonieta M.; Céspedes-Porras, Jacqueline; Echeverri-Junca, Luz H.; Córdova-Limaylla, Nancy Edith; López-Gurreonero, Carlos; Castro-Mena, Manuel J. (Journal of International Society of Preventive and Communitary Dentistry, 2022-10-27)Acceso abiertoAim: Excessive fear of coronavirus disease 2019 (COVID-19) in dental students could cause mood disorders, especially if there are factors in the environment that generate feelings of anxiety or uncertainty. The aim of ... -
Effect of 16% Carbamide Peroxide and Activated-Charcoal-Based Whitening Toothpaste on Enamel Surface Roughness in Bovine Teeth: An In Vitro Study
Zamudio-Santiago, Jorge; Ladera-Castañeda, Marysela; Santander-Rengifo, Flor; López-Gurreonero, Carlos; Cornejo-Pinto, Alberto; Echevarría-Gálvez, Ali; Cervantes-Ganoza, Luis; Cayo Rojas, César (Biomedicines, 2022-12-22)Acceso abiertoAbstract: Background: Activated charcoal is a nanocrystalline form of carbon with a large specific surface area and high porosity in the nanometer range, having consequently the capacity to absorb pigments, chromophores, ... -
Effect of Additional Dry Heat Curing on Microflexural Strength in Three Types of Resin Composite: An In Vitro Study
Cayo Rojas, César Félix; Zamalloa-Quintana, Marlon; López-Gurreonero, Carlos; Santander-Rengifo, Flor Magaly; Ladera-Castañeda, Marysela; Castro-Pérez Vargas, Antonieta; Cornejo-Pinto, Alberto; Cervantes-Ganoza, Luis (MDPI. Revista Crystals, 2022-07-27)Acceso abiertoAim: Additional dry heat curing is a method that favorably influences the mechanical properties of an indirect resin composite restoration. Microflexural strength is a property currently applied for the evaluation of ... -
Factors associated with knowledge about pharmacological management of pregnant women in Peruvian dental students: a logistic regression analysis
Flores‑Montalvo, Elizabeth; Córdova-Limaylla, Nancy; Ladera-Castañeda, Marysela; López-Gurreonero, Carlos; Echevarría-Gálvez, Alí; Cornejo-Pinto, Alberto; Cervantes-Ganoza, Luis; Cayo Rojas, César Félix (BMC Medical Education, 2023-02-04)Acceso abiertoBackground Clinical management to maintain or restore oral health through the use of drugs during pregnancy is crucial, since at this stage physiological changes signifcantly infuence the absorption, distribution and ... -
Patentes otorgadas a las universidades peruanas en el campo de la biomedicina: 2010 a 2020
Cayo‑Rojas, César Félix; Ladera-Castañeda, Marysela Irene; López-Gurreonero, Carlos; Castañeda-Pérez, Luz Genara (Revista Habanera de Ciencias Médicas, 2023-06-06)Acceso abiertoIntroducción: La patente es un título de propiedad industrial otorgado por el Estado al inventor de un nuevo producto o tecnología, susceptible de ser comercializado para obtener ganancias de forma exclusiva a un plazo ... -
Perception of the COVID-19 vaccination process in Peruvian dental professionals: A logistic regression analysis
Cayo Rojas, César Félix; Briceño-Vergel, Gissela; Córdova-Limaylla, Nancy E.; Ladera-Castañeda, Marysela; López-Gurreonero, Carlos; Cornejo-Pinto, Alberto; Cervantes-Ganoza, Luis A. (Journal of International Oral Health, 2023-02-28)Acceso abiertoAim: Because of the situation regarding COVID-19, dentists are constantly exposed to being infected with the coronavirus, since they have direct contact with the patient. Therefore, agreeing to be vaccinated against ... -
Psychological distress facing the COVID-19 pandemic in dental interns from the Peruvian capital: A cross-sectional study under a multivariable regression model
Cayo Rojas, César; Córdova Limaylla, Nancy; Ladera-Castañeda, Marysela; Briceño‑Vergel, Gissela; López-Gurreonero, Carlos; Castro Mena, Manuel; Cornejo-Pinto, Alberto; Agromonte-Rosell, Regina; Cervantes-Ganoza, Luis (Frontiers in Public Health, 2022-12-21)Acceso abiertoAim: Psychological distress can be considered a maladaptive response to a stressful situation that occurs when external events or stressors impose demands that cannot be coped with. Therefore, the aim of the present ... -
Sociodemographic factors associated with the level of knowledge about management of epileptic patients in Peruvian dental students: a cross‑sectional study under a multivariable analysis
Cayo Rojas, César Félix; Lurita‑Córdova, Paolo; Ladera-Castañeda, Marysela; Santander-Rengifo, Flor; López-Gurreonero, Carlos; Cornejo-Pinto, Alberto; Cervantes-Ganoza, Luis; Castro Pérez-Vargas, Antonieta (BMC Oral Health, 2023-01-30)Acceso abiertoBackground Epilepsy is a chronic neurological disease that could indirectly afect oral health, and it is necessary for dentists to be familiar with the specifc needs of patients with epilepsy. Therefore, aim of the present ... -
Surface Roughness in Nanoparticle Resin Composites Subjected to Two Polishing Systems: An In vitro Comparative Study
Cayo Rojas, César Félix; Ramírez-Vargas, Giovanna Gisella; Ladera-Castañeda, Marysela I.; López-Gurreonero, Carlos; Cornejo-Pinto, Alberto; Cachay-Criado, Hernán; Cervantes-Ganoza, Luis Adolfo (Journal of International Society of Preventive and Communitary Dentistry, 2022-11-11)Acceso abiertoAim: The surface roughness of dental restorations can decrease resin durability, since it leads to its deterioration, color variation, and loss of gloss. Therefore, the aim was to assess the surface roughness of ... -
The Microhardness and Surface Roughness Assessment of Bulk-Fill Resin Composites Treated with and without the Application of an Oxygen-Inhibited Layer and a Polishing System: An In Vitro Study
Cayo Rojas, César Félix; Carrillo-Marcos, Ann; Salazar-Correa, Giuliany; Castro-Ramirez, Leonor; Ladera-Castañeda, Marysela; López-Gurreonero, Carlos; Cachay-Criado, Hernán; Aliaga-Mariñas, Ana; Cornejo-Pinto, Alberto; Cervantes-Ganoza, Luis (MDPI. Revista Polymers, 2022-07-28)Acceso abiertoThe aim of this study was to assess the microhardness and surface roughness of bulk-fill resin composites treated with and without the application of an oxygen-inhibited layer (OIL) and a polishing system. This in vitro ...