Pentagalloyl Glucose- and Ethyl Gallate-Rich Extract from Maprang Seeds Induce Apoptosis in MCF-7 Breast Cancer Cells through Mitochondria-Mediated Pathway

Table 2

m/z ratio of the three major phytochemicals of maprang seed extract using LC-MS analysis with API-ES mode.

Rt (min)	m/z	[M-H]^+	Identification	Product ions
4.764	171.1	[GA-H]^+	Gallic acid	194.1, 171.1, 144.1/145.1, 127.1, 101.2
22.501	199.1	[EG-H]^+	Ethyl gallate	221.1/222.1, 199.1/200.1, 171.1
	221.1	[EG-Na]^+
28.670	959.0	[PGG.H2O-H]^+	Pentagalloyl glucose	980.0/981.0, 963.1/964.1, 958.0/959.0, 771.0/772.1/773.1, 185.1, 180.2/181.9, 164.1/163.1
	963.1	[PGG-Na]^+
	980.0	[PGG-K]^+
	981.0	[PGG.H2O-Na]^+