Table 1.

Patient description and tumor sample characteristics

Sample	Sex	Age	Tumor type	Location	Sample Concentration (μg/μl)	Sample volume (μl)	Ki-67 index	p53	Underlying disease
N1	M	66	Normal brain (human adult)	Whole brain	4.47	150
N2	M	57	Normal brain (human adult)	Whole brain	4.32	150
N3	M	82	Normal brain (human adult)	Whole brain	4.89	150
Group 1	Meningioma, WHO grade I
1	M	61	Meningioma, meningothelial	Parasagittal, right	28.62	110	<1%	(−)	Alcohol, smoking
2	F	64	Meningioma, fibrous	Falx, right	29.13	200	1~2%	(−)	(−)
3	F	64	Meningioma, meningothelial	CPA, right	23.01	100	1%	(−)	(−)
4	F	56	Meningioma, transitional	Convexity, right	41.67	600	<1%	15%	HTN, DM
5	F	74	Meningioma, transitional	Falx, both	30.99	400	<1%	30%	(−)
Group 2	Pituitary adenoma
6	F	51	Pituitary adenoma	Pituitary gland	19.47	100	<1%	1%	(−)
7	F	42	Pituitary adenoma, ACTH producing	Pituitary gland	17.94	90	<1%	1%	Cushing disease
8	M	51	Pituitary adenoma	Pituitary gland	20.19	110	<1%	(−)	DM
9	M	38	Pituitary adenoma	Pituitary gland	20.31	50	1%	1%	(−)
10	F	53	Pituitary adenoma	Pituitary gland	18.00	90	<1%	5%	(−)

WHO, world health organization; CPA, cerebellopontine angle; HTN, hypertension; DM, diabetes mellitus; ACTH, adrenocorticotropic hormone.