Induced sputum: time from expectoration to processing.

  title={Induced sputum: time from expectoration to processing.},
  author={Ann E Efthimiadis and Lata Jayaram and Steve Weston and Sue Carruthers and Frederick E. Hargreave},
  journal={The European respiratory journal},
  volume={19 4},
One of the limitations in the use of induced sputum to measure indices of airway inflammation is the perceived need to process the sample within 2 h. Therefore, the authors investigated whether the processing of induced sputum could be delayed. Induced sputum samples obtained from asthmatic subjects (n=30) were examined. Each sample was stored at 4 degrees C. A portion was selected and processed within 2 h and the remaining expectorate (sputum plus saliva) was refrigerated. Later an equal… CONTINUE READING

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