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Table 4 Quantitative analysis of a methanolic BM extract using LC-QQQ-MS

From: Momordica charantia (bitter melon) attenuates high-fat diet-associated oxidative stress and neuroinflammation

Abundance % (w/w) Abundance % (w/w) MRM Transition (Precursor or Product) Polarity Fragmentor Collision Energy Retention Time
trans-Chalcone 0.30 209/103 positive 130 40 10.2
Flavone < 0.01 223/129 positive 130 40 8.4
Caffeine 0.25 195/123 positive 130 40 2.2
Gallic acid < 0.01 169/125 negative 90 15 0.9
Quercetin 0.62 301/151 negative 90 15 5.5
Caffeic acid < 0.01 179/135 negative 100 20 2.5
Catechin 3.02 289/245 negative 100 20 2.2