Table 1 Condensed data on patients histories and sample type

Gender	Age	Underlying disease	Year of Tx.	Kidney explant or biopsy	Why indicated ?	Histo- pathological diagnosis	Tissue samples analyzed n =	Symbol^#in Figure8
female	60	Systemic Lupus erythematosus	1999*	Kidney explant (01/2007)	Acute renal failure	(Interstitial fibrosis, tubular atrophy) Banff 2007, 5. II [34]	2	Black circle Black square
female	41	Systemic vasculitis (Purpura Schoenlein-Henoch)	1996	Kidney explant (01/2007)	Acute renal failure	(Interstitial fibrosis, tubular atrophy) Banff 2007, 5. II [34]	1	Black triangle
male	17	Obstructive uropathy	2006*	Kidney explant (08/2007)	Impaired kidney function	(Interstitial fibrosis, tubular atrophy) Banff 2007, 5. III [34]	2	Black reverse triangle Black rhomb
female	45	Chronic glomerulo-nephritis	1996	Indication biopsy (04/2007)	Impaired kidney function	Chronic tubulo-interstitial injury, evidence for calcineurin inhibitor toxicity (CNIT)	1	White circle
male	72	Chronic interstitial nephritis	2007	Indication biopsy (06/2007)	Impaired kidney function	Interstitial fibrosis, tubular atrophy, vasculopathy) Banff 2007, 5. II [34] **	1	White square
female	42	Systemic Lupus erythematosus	2005	Kidney explant (2005)	Allograft-steal-syndrome	Diffuse tubular damage	2	Black circles in plot "Control"
Not known (anonymized)		RCC	n.a.	Tumor nephrectomy	RCC	Normal	1
		RCC			RCC		1
		RCC			RCC		1

2^nd allograft in patients history, ** = "old-for-old" kidney allocation, Tx. = transplantation, RCC = renal cell carcinoma, n.a. = not attributable. ^#Two symbols per case mean that 2 different tissue blocks were analyzed in the same patient.

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