NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,054 terms related to cancer and medicine.
- listen (PROH-by-AH-tik)
- A live microorganism used as a dietary supplement to help with digestion and normal bowel function. It may also help keep the gastrointestinal (GI) tract healthy. A bacterium found in yogurt called Lactobacillus acidophilus, is the most common probiotic.