article_snippet: These are immature egg cells found in the protective ovarian lining, which are added to the patient's mature eggs to supplement the existing mitochondria. '
article_snippet: A key component of egg health is the number of functioning mitochondria in the egg since mitochondria are the source of energy that helps an egg develop,'
article_snippet: These are immature egg cells found in the protective ovarian lining, which are added to the patient's mature eggs to supplement the existing mitochondria .
article_snippet: As yet, there are no any published studies proving the existence of the precursor cells
highlights_snippet: Mitochondria are the tiny powerhouses that create energy to run a cell .
  
highlights_snippet: Mitochondria involves taking immature egg cells found in protective ovarian lining .
  
highlights_snippet: But Mitochondria has been criticised for failing to back up These claims .