1508
During each step of the pulse infusion the osteocalcin responses to changes in CaI in general were parallel to the changes in PTH ( r = 0 . 462 ; P = 0 . 02 ) and were inversely correlated to CaI ( r = - 0 . 562 ; P = 0 . 003 ) .
 GENE: osteocalcin; GENE: PTH
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: osteocalcin; GENE: PTH