Characterization of recombinant human and bovine thyroid-stimulating hormone preparations by mass spectrometry and determination of their endotoxin content

Table 2 Selected proteins identified in the bTSH product 2 (TSH, bovine pituitary, Calbiochem Merck; 1 lot number) by database search following mass spectrometry

Identified proteins	LOT
Identified proteins	D00106386
Beta-2-glycoprotein 1	52
Serum albumin	51
Lactotransferrin	45
Hemoglobin subunit beta	32
Lutropin subunit beta	16
Glycoprotein hormones alpha chain	13
Thyrotropin subunit beta	13
Vasopressin-neurophysin 2-copeptin	7
Somatotropin	6
Pro-opiomelanocortin	4
Hemoglobin subunit alpha	3
Follitropin subunit beta	3

Numbers of assigned spectra are given (corresponding to the numbers of the acquired spectra per protein).

ISSN: 1746-6148