41. The two breast cancer gene mutations are found in about 1 percent of Ashkenazi women. 42. Studies on SOX3 gene mutations have demonstrated that it plays a role in parathyroid development. 43. Without these genes mutations in the urogenital system arise. 44. Since multiple proteins are involved in NER, different XP patients may have different gene mutations . 45. Scientists so far have discovered a few gene mutations that increase the risk of breast cancer. 46. PAX3 and MTIF gene mutation occurs in type I and II ( WS1 and WS2 ). 47. A similar study, appearing in the journal Science, found the gene mutation in two progeria patients. 48. In many breeds, coat gene mutations are unwelcome. 49. Up to 10 percent of those cancers are thought to be caused by inherited gene mutations . 50. Twelve different TAT gene mutations have been reported.
