In this task, you will be given sentences in which you have to recognize the name of the body cells. A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Although there might be several correct answers, you need to write one of them.

Ex Input:
 In addition to its role in coagulation , thrombin at extremely low concentrations is one of the major platelet activators ( 8 ) .

Ex Output:
platelet


Ex Input:
 Based on these observations , we suggest that , at the cartilage mineralization front , an elevation in local environmental Ca2 + and Pi concentrations modulates oxidative metabolism , and triggers apoptosis of terminally differentiated chondrocytes .

Ex Output:
chondrocytes


Ex Input:
 PAR - 1 and P2Y12 cross - react in platelet activation , and Galphaq and Galphai - coupled receptors are involved in this process .

Ex Output:

platelet


