Margarida A. Ferreira

Quince (<i>Cydonia oblonga</i> Miller) Fruit (Pulp, Peel, and Seed) and Jam:  Antioxidant Activity

Branca M. Silva, Paula B. Andrade, Patrı́cia Valentão et al. · Journal of Agricultural and Food Chemistry · 2004 · 324 citations

Agriculture, Food Science, Food Analysis +14

Discriminate Analysis of Roasted Coffee Varieties for Trigonelline, Nicotinic Acid, and Caffeine Content

Susana Casal, M. Beatriz P.P. Oliveira, M. Rui Alves et al. · Journal of Agricultural and Food Chemistry · 2000 · 131 citations

Agriculture, Food Science, Chromatographic Analysis +7

Phenolic Profile of Quince Fruit (<i>Cydonia oblonga</i> Miller) (Pulp and Peel)

Branca M. Silva, Paula B. Andrade, Federico Ferreres et al. · Journal of Agricultural and Food Chemistry · 2002 · 127 citations

Agriculture, Food Science, Plant Sciences +13

Combined ion-pair extraction and gas chromatography–mass spectrometry for the simultaneous determination of diamines, polyamines and aromatic amines in Port wine and grape juice

José O. Fernandes, Margarida A. Ferreira · Journal of Chromatography A · 2000 · 126 citations

Agriculture, Enology, Viticulture +7

HPLC/diode-array applied to the thermal degradation of trigonelline, nicotinic acid and caffeine in coffee

Susana Casal, M. Beatriz P.P. Oliveira, Margarida A. Ferreira · Food Chemistry · 2000 · 121 citations

Pharmacy, Food Science, Pharmaceutical Analysis +7