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.

Example Input:  The CSF - 1 receptor exerts its biological effects on cells via a range of signaling proteins including Erk1 / 2 and Akt .
Example Output: cells

Example Input:  Further , the almost identical distribution of the 5 - HT1A and 5 - HT7 messengers ribonucleic acid indicate that the receptors may be co - localized in epithelial cells .
Example Output: epithelial cells

Example Input:  This study provides evidence that immunosuppression in those injured by burns , as assessed by the in vitro oxidative burst of neutrophils , remains long after the event of the burn ( up to 3 . 5 months after burn ) .
Example Output:
neutrophils

