article_snippet.sent: The rest of A family, from Heysham, near Lancaster, are now waiting on tests which could reveal which of The rest of the family, from Heysham, near Lancaster also have a mutation of the GATA2 gene.
article_snippet.sent: The rest of her family (her mother, Donna, father Derek and brother Steven are pictured) are now waiting on tests which could reveal who else has the faulty gene .
article_snippet.sent: Baffled, doctors ran blood tests - which revealed her had a mutation of the GATA2 gene.
article_snippet.sent: us're just waiting for the tests to come back to see if us have the mutation.'
article_snippet.sent: Mrs Simpson Mrs Simpson suffers from a mutation of the GATA2 gene.
highlights_snippet.sent: Has mutation of the GATA2 gene, making her vulnerable to infection .
  