Type of Cancer Biospecimen References
Prostate Urine
Serum
[152]
[153]
Breast Serum
Nipple aspirate
cerebrospinal fluid
[153-158]
[159]
[160]
Colorectal Urine [161, 162]
Oral Saliva
Plasma
[163]
[164, 165]
Gastric Serum [166]
Ovarian Serum [26, 34, 35, 48, 157, 167-169]
Uterus Serum [157]
Bladder Serum [153]
Thyroid Serum [37, 38]
Brain tumor Serum  [38]
Table 1: Examples of studies using MALDI-MS and human biospecimens for protein/peptide biomarker discovery in cancer.