In this task, you are given a sentence. You are expected to write the name of the organism substances in the body mentioned in the input. Although there might be several correct answers, you need to write one of them.

Example Input:  Thus , when the same organism was detected by both DNA Detection Kit and blood culture analysis , the detected organism was considered an infectious pathogen .
Example Output: blood

Example Input:  At 48 h post - transfection , cell lysates were prepared using 100 mul per well of lysis buffer ( 1 % Triton X - 100 , 1 mm dithiothreitol , 92 . 8 mm K2HPO4 , pH 7 . 8 , 9 . 2 mm KH2PO4 , pH 7 . 8 ) and centrifuged for 5 min at 4 degreesC .
Example Output: cell lysates

Example Input:  The injury to the airway can create binding sites for bacteria in the basement membrane of the bronchial tree and the stimulation of the secretion of mucus , which then stagnates and can create potential sites for bacterial adherence .
Example Output:
mucus