Results 1 to 10 of about 60 (57)
Orbitrap Mass Spectrometry-Based Profiling of Secondary Metabolites in Two Unexplored Eminium Species and Bioactivity Potential [PDF]
The study aimed at the metabolite profiling and evaluation of antioxidant and enzyme inhibitory properties of methanol extracts from flowers, leaves, and tubers of unexplored Eminium intortum (Banks & Sol.) Kuntze and E.
Ebru Yuce Babacan +7 more
doaj +2 more sources
Espécies de Jatobá (Hymenaea stigonocarpa Mart. ex Hayne) são tradicionalmente utilizadas para o tratamento de diversas doenças. Estudos quimiotaxonômicos têm relacionado o gênero Hymenaea como fonte potencial de compostos fenólicos, taninos, flavonoides,
A.R. Miranda +2 more
exaly +3 more sources
Leucismo em jacaretinga: relato de caso [PDF]
RESUMO Dentre os crocodilianos com ocorrência no Brasil, o Caiman crocodilus (Linnaeus, 1758) é a espécie de maior frequência, porém sua presença em estudos científicos restringe-se a levantamentos faunísticos, na maioria das vezes.
P.J.B. Silva +5 more
doaj +2 more sources
Limbah kulit buah cokelat diketahui mengandung berbagai senyawa aktif, termasuk di antaranya adalah golongan flavonoid. Senyawa flavonoid diketahui berpotensi memiliki aktivitas inhibitor enzim tirosinase, suatu enzim yang menstimulasi proses pembentukan
Sani Ega Priani, Taufik Muhammad Fakih
doaj +1 more source
Potensi limbah kulit buah Nyirih Xylocarpus granatum sebagai inhibitor tirosinase
Penelitian ini bertujuan untuk menganalisis kulit buah Xylocarpus granatum sebagai sumber potensial inhibitor tirosinase. Sampel kering digiling untuk menghasilkan (serbuk) simplisia.
Mohamad Gazali +2 more
doaj +3 more sources
DEPIGMENTING AGENT MELANOTOKSIK PADA PENGOBATAN MELASMA
: Human skin color is determined by melanin pigment,either eumelanin or feomelanin. Melanogenesis is a melanin synthesized process that is initiated with tirosin oxidation to DOPAquinone by tirosinase, and then auto-oxidation to DOPA and DOPAchrome ...
Winawati Eka Putri +2 more
doaj +1 more source
Tyrosinase enzyme is an enzyme that plays an important role in melanin synthesis. This enzyme will oxidize the amino acid L-tyrosine into L- 3,4 dihydroxyphenylalanine (L-DOPA) and convert L-DOPA into DOPAquinone.
Anjas wilapangga
doaj +1 more source
RESUMOOs radicais livres e outros oxidantes demonstram ser parcialmente responsáveis pelo envelhecimento e pelas doenças degenerativas associadas à produção de espécies reativas de oxigênio.
L. M. VIEIRA +3 more
doaj +1 more source
O emprego direto de cogumelos Agaricus bispora foi avaliado para a remoção de cor de uma mistura sintética de corantes reativos. Avaliou-se o efeito da granulometria das partículas (cubos de 0,5 ou 1,0 cm e cogumelos moídos), da massa de cogumelos (10 ...
Renata Lopes Landeira Silva +2 more
doaj +1 more source
The essential oils of branches and leaves of Endlicheria citiodora were obtained by hydrodistillation and analysed using GC-FID, GC-MS and both NMR 13C and ¹H, resulting in the identification of methyl geranate as major constituent (93%) in both oils ...
Klenicy K. L. Yamaguchi +4 more
doaj +1 more source

