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.

Ex Input:
 The actin - regulatory protein gelsolin is found both intracellularly and in plasma [ 147 , 148 ] .

Ex Output:
plasma


Ex 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 .

Ex Output:
cell lysates


Ex Input:
 Acute attack treatment : there is no specific problem for the use of C1inh concentrate , tranexamic acid , icatibant ; or ecallantide in female patients .

Ex Output:

concentrate