Camellia Sinensis
Mostrando 1-12 de 77 artigos, teses e dissertações.
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1. Self-medication practices with conventional and herbal drugs among ear, nose, and throat patients
SUMMARY OBJECTIVE: This study evaluates the self-practices with conventional and herbal drug use among ear, nose, and throat outpatients. METHODS: A cross-sectional survey-based study was carried out among all ear, nose, and throat outpatients on their first visit to the otorhinolaryngology department at a tertiary care hospital. The survey comprised a tot
Revista da Associação Médica Brasileira. Publicado em: 2022
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2. [Extrato das folhas de Arrabidaea chica (Fridericia chica) mostrou potencial ação no combate à cardiotoxicidade induzida pela doxorrubicina]
RESUMO A doxorrubicina (dox) é um medicamento antineoplásico que induz cardiotoxicidade por estresse oxidativo. Os flavonoides são antioxidantes extraídos de plantas como Camellia sinensis e Arrabidaea chica (Fridericia chica). Esta pesquisa objetivou avaliar efeitos protetores do extrato de A. chica (AC), comparado ao de C. sinensis (CS), frente ao estr
Arq. Bras. Med. Vet. Zootec.. Publicado em: 2021-03
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3. Evaluation of α- and β-Endosulfan Residues in Teas and Yerba Mate Infusions by Bar Adsorptive Microextraction and Large Volume Injection-Gas Chromatography Mass Spectrometry
Tea and yerba mate are traditional beverages prepared through the infusion of leaves of Camellia sinensis and Ilex paraguariensis, respectively. During this process, the leaching of pesticides onto the beverage, such as endosulfan, may occur. In this study, a bar adsorptive microextraction (BAµE) method prior to large gas chromatography mass spectrometry an
J. Braz. Chem. Soc.. Publicado em: 2020-03
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4. Avaliação do chá branco como potencial inibidor de corrosão
RESUMO O trabalho apresenta avaliação do extrato alcoólico do chá branco como potencial inibidor de corrosão para o aço carbono P110 na presença de ácido clorídrico 1 mol.L-1. Os inibidores de corrosão destacam-se na proteção de peças metálicas em ambientes ácidos, sendo que muitas das substâncias presentes na composição de inibidores comer
Matéria (Rio J.). Publicado em: 20/05/2019
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5. Volatile compounds and quality analysis in commercial medicinal plants of Camellia sinensis
RESUMO: O interesse no chá verde comercial (Camellia sinensis) (L.) Kuntze (Theaceae) tem aumentado nos últimos anos devido suas propriedades medicinais. No presente estudo utilizamos a microextração em fase sólida, em combinação com a cromatografia gasosa acoplada com espectrometria de massas, como um eficiente método de caracterização de compost
Cienc. Rural. Publicado em: 14/03/2019
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6. Changes in phenolics and antioxidant capacity during short storage of ready-to-drink green tea (Camellia sinensis) beverage at commercial conditions
ABSTRACT The objective of this research was to evaluate the changes of phenolics and antioxidant capacity of a ready-to-drinkgreen tea beverage during short storage at commercial conditions. The total phenols (Folin-Ciocalteu), total catechins (4-dimethylaminocinnamaldehyde) and total non-catechins (difference between total phenols and total catechins) were
Bragantia. Publicado em: 17/01/2019
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7. Erratum: Active compounds and derivatives of camellia sinensis responding to erosive attacks on dentin. Braz Oral Res. 2018;32:e40.
Braz. oral res.. Publicado em: 10/07/2018
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8. Antioxidant activity evaluation of dried herbal extracts: an electroanalytical approach
ABSTRACT The prevention of chronic and degenerative diseases, is a health concern deeply associated with oxidative stress. Such progressive phenomena can be avoided through exogenous antioxidant intake, which set up a reductant cascade, mopping up damaging free radicals. Medicinal herbs are commonly associated with high antioxidant potential, and hence their
Rev. bras. farmacogn.. Publicado em: 2018-06
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9. Active compounds and derivatives of camellia sinensis responding to erosive attacks on dentin
Abstract This research explored the potential of Camellia sinensis-derived teas and active compounds to be used as treatments to prevent dentin wear. Human root dentin slabs were randomly assigned to 5 groups (n = 10) as follows: distilled water (DW, control), epigallocatechin-3-gallate (EGCG), theaflavin gallate derivatives (TF), commercial green tea (GT),
Braz. oral res.. Publicado em: 24/05/2018
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10. Development and clinical efficacy evaluation of anti-greasy green tea tonner on facial skin
ABSTRACT Green tea (Camellia sinensis (L.) Kuntze, Theaceae) polyphenols have activities against skin disorders; however, anti-sebum efficacy of green tea cosmetic has sparely been reported. The facial tonner containing green tea was therefore developed and clinical evaluated. The base formulas which stabled following accelerated tests were sensorial assesse
Rev. bras. farmacogn.. Publicado em: 2018-04
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11. Chá preto e branco de Camellia sinensis como potenciais agentes para associar com anfotericina B
Resumo A anfotericina B é o tratamento de escolha para a maioria das infecções fúngicas sistémicas que afetam os doentes imunocomprometidos. No entanto, efeitos secundários graves têm limitado a utilidade desta droga. O objetivo deste estudo foi avaliar o efeito antifúngico da combinação de anfotericina B com chá preto ou chá branco, bem como o e
Braz. J. Biol.. Publicado em: 01/02/2018
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12. Caffeine in teas: levels, transference to infusion and estimated intake
Abstract Caffeine is naturally present in several foods, being one of the most consumed dietary ingredients in the world; however, excessive intake may cause health concerns. This study evaluated caffeine levels in teas and their infusions, the transference rate during brewing, and estimated caffeine intake from tea infusion. Brands and batches of 4 types of
Food Sci. Technol. Publicado em: 11/01/2018