Results 11 to 20 of about 4,897 (181)

Vitamina A

Revista de la Asociación Colombiana de Dermatología y Cirugía Dermatológica, 1994
Se hace una revisión bioquímica, estructural, metabólica y funcional de la vitamina A, lípido dietético soluble, factor esencial para el correcto desarrollo de la vida, involucrado en el crecimiento y función de importantes órganos tales ...
Luz Stella Montoya
doaj   +1 more source

Vitamina C [PDF]

Anais Brasileiros de Dermatologia, 2003
Há muito o papel do ácido ascórbico (AA) no metabolismo do tecido conjuntivo tem sido reconhecido, sobretudo a partir do século 16, quando o escorbuto começou a ser prevenido com sumo de frutas cítricas. As primeiras publicações referentes ao uso tópico da vitamina C, inicialmente em cobaio, datam da década de 1960. Entretanto, só mais recentemente tem-
Manela-Azulay, Mônica, Mandarim-de-Lacerda, Carlos Alberto, Perez, Maurício de Andrade, Filgueira, Absalom Lima, Cuzzi, Tullia   +4 more
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O uso da Vitamina A, Vitamina C, Vitamina E na prevenção do envelhecimento da pele

Revista Científica de Estética e Cosmetologia, 2022
O envelhecimento da pele é um fator natural, que acontece devido à idade cronológica, e aos fatores que podem acarretar logo cedo as marcas desse fato. A biomedicina tem contribuído com o estudo das vitaminas, além das dosagens necessárias para retardar este efeito.
Taize Matilde De Santana, Kelly Bispo de senna, Marcus Vinicius Cardoso Matos Silva   +2 more
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Efecto de la exposición prenatal al paraquat (gramoxone® n.f.) en ratas biou: wistar. Estudio preliminar

Revista GICOS, 2021
El objetivo de la investigación fue determinar el efecto de la exposición prenatal al paraquat (PQ) sobre la formación craneofacial y corporal en ratas BIOU: Wistar.
Oriana Álvarez, Johana Arismendi, Wanda León, Belkis Quiñonez, Ángel Rincón-García   +4 more
doaj  

Effects of essential amino acids on phagostimulation and reproduction in adults of the Mediterranean fruit fly Efectos de amino ácidos esenciales en la fago‐estimulación y reproducción en adultos de la mosca de las frutas del Mediterráneo

Physiological Entomology, EarlyView.
The phagostimulation and reproductive effects of individual essential amino acids, without other nutrient except fructose, were investigated. Methionine, Arginine and Leucine display significantly higher phagostimulation strength than fructose. Arginine and Methionine showed a significant improvement in reproductive activity compared to other tested ...
David Nestel, Eleni Verykouki, Santiago J. Aguirre‐Ibáñez, Martha N. Guillen‐Rivera, Carlos Pascacio‐Villafán, Polychronis Rempoulakis, M. Teresa Vera   +6 more
wiley   +1 more source

Estudo da variação do pH da pele humana exposta à formulação cosmética acrescida ou não das vitaminas A, E ou de ceramida, por metodologia não invasiva Study of pH variation on the skin using cosmetic formulation s with and without vitamins A, E or ceramide: by a non-invasive method

Anais Brasileiros de Dermatologia, 2002
FUNDAMENTOS: Os cosméticos hidratantes melhoram a pele, aproximando-a de suas condições ideais, pois aumentam a quantidade de água no estrato córneo.
Gislaine Ricci Leonardi, Lorena Rigo Gaspar, Patrícia M. B. G. Maia Campos   +2 more
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Antimicrobial Photodynamic Therapy Associated With Systemic Treatment in Osteoradionecrosis: An In Vivo Study

Lasers in Surgery and Medicine, Volume 58, Issue 8, Page 683-692, October 2026.
ABSTRACT Objective To evaluate the effects of antimicrobial photodynamic therapy (aPDT), systemic pharmacological therapy, and their combination on irradiated mandibular post‐extraction bone repair relevant to osteoradionecrosis (ORN) development in a rat model. Methods Twenty‐six male Wistar rats were initially randomized into five experimental groups:
Larissa Lopes Fonseca, Lorena dos Reis Pereira Queiroz, Andréia Luiza Oliveira Costa, Cristina Paixão Durães, Renata Sousa Leite, Ludmila Martins Delazeri, Sérgio Henrique Sousa Santos, Alfredo Maurício Batista de Paula, Lucyana Conceição Farias, André Luiz Sena Guimarães   +9 more
wiley   +1 more source

L‐Glutamine Plus L‐Glutamic Acid Enhances Antioxidant Status and Ammonia Toxicity Resilience, Upregulates Interleukin IL‐10 Gene, and Improves Gut Microbiota and Survival in Juvenile Nile Tilapia

Journal of Animal Physiology and Animal Nutrition, Volume 110, Issue 5, Page 715-730, September 2026.
ABSTRACT Glutamine (Gln) and glutamic acid (Glu) are the most abundant free amino acids (AAs) in the fish body. Although classified as non‐essential AAs, their supplementation can be a strategy to optimize the growth performance and health of fish.
Cristiana Leonor da Silva Carneiro, Thaís Pereira da Cruz, Larissa Cassemiro Pacheco Monteiro, Larissa Glugoski, Mariana Vieira Feldhaus, Leandro Cavalcante Lipinski, Marcelo Ricardo Vicari, Viviane Nogaroto, Valéria Rossetto Barriviera, Wilson Massamitu Furuya   +9 more
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Scientific opinion on the assessment of dietary intake of selenium in the adult population of the Republic of Croatia

Food Risk Assess Europe, Volume 4, Issue 3, July 2026.
Summary Selenium is an essential trace element involved in numerous physiological processes, including antioxidant defence, regulation of thyroid hormone metabolism, immune function, and reproductive health. The aim of this scientific opinion was to assess dietary selenium intake in the adult population of the Republic of Croatia and to evaluate ...
Ivona Sučić, Martina Jurković, Zdenko Lončarić, Ines Banjari, Jasenka Gajdoš Kljusurić, Martina Pavlić, Dražen Knežević   +6 more
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Synergistic Interaction Between HPV‐16 E7 Oncoprotein and Severe Vitamin A Deficiency in Regulating Adaptive Immunity in a Preclinical Cervical Cancer Model

Journal of Medical Virology, Volume 98, Issue 6, June 2026.
ABSTRACT Persistent infection with High‐Risk Human Papillomavirus (HR‐HPV), particularly HPV‐16, is the main driver of cervical intraepithelial neoplasia (CIN) and cervical cancer (CC). However, HR‐HPV infection alone is insufficient for malignant progression and nutritional cofactors such as Vitamin A deficiency, may influence cervical neoplasia ...
Armando Chávez‐Ríos, Celina López‐Ruiz, Ian A. García‐Aguirre, Rodolfo Ocadiz‐Delgado, Francisco Garcia‐Sierra, Rogelio Hernández‐Pando, Solangy Lizcano‐Meneses, Patricio Gariglio   +7 more
wiley   +1 more source