Molecular Profiles of Pre- and Postoperative Breast Cancer Tumours Reveal Differentially Expressed Genes

Table 1

Histopathological characteristics of the patients included in the study.

Case	Age	Tumour; type*	TNM	Tumour; size (cm)	Preoperative				Postoperative
					Tumor content; (%)	ER^† (%)	PGR^†	HER2^†	Tumor content; (%)	ER^† (%)	PGR^†
2	54	IDC	T2gr3N2M0	4.3	30	+ (>50)	−	+	30	−	−
3	42	IDC	T2gr3N0M0	4.8	40	−	−	−	60	−	−
4	67	IDC	T2gr2N1M0	3.5	50	+ (>50)	+	−	55	+ (>50)	+
5	82	IDC	T1cgr3N0M0	1.8	30	+ (>50)	+	−	40	+ (>50)	+
6	52	IDC	T2gr3N3M0	2.0	5	−	−	+	5	−	−
7	68	IDC	T1cgr3N1M0	1.3	35	+ (>50)	−	+	40	+ (>50)	+
8	76	IDC	T1cgr2N0M0	1.4	40	−	−	−	35	−	−
9	70	IDC	T1bgr1N0M0	0.9	25	+ (>50)	+	−	25	+ (>50)	+
10	77	IDC	T2gr3N1M0	2.6	50	+ (>50)	−	−	15	+ (>50)	−
11	61	IDC	T2gr3N1M0	2.5	50	−	−	+	40	−	−
13	79	IDC	T2gr3N0M0	2.3	45	+ (>10)	−	+	55	+ (>1)	−
14	70	IDC	T2gr2N0M0	2.3	35	+ (>50)	+	−	35	+ (>50)	+
15	68	ILC	T2gr2N0M0	2.5	50	+ (>50)	−		30	+ (>50)	+

*IDC: infiltrating ductal carcinoma; ILC: infiltrating lobular carcinoma.
^†ER: oestrogen receptor status; PR: progesterone receptor status; HER2: HER2 receptor status.