Preliminary Analysis of the Glycolipid Profile in Secondary Brain Tumors

Table 1

Dilutions performed and concentrations obtained for methanolic solutions obtained from the native extract of cerebral metastatic tissue.

No.	Dilution (volumetric ratio)	Concentration after dilution (μg/μL)	Concentration after dilution (pmol/μL)
1	1 : 10	0.354	172.17
2	1 : 20	0.177	86.08
3	1 : 50	0.0708	34.43
4	1 : 100	0.0354	17.21
5	1 : 200	0.0177	8.60
6	1 : 500	0.00708	3.44
7	1 : 700	0.00505	2.45
8	1 : 1000	0.00354	1.72