Essays on European Journal Of Human Genetics

Gene Typing Tay-Sachs

Tay-Sachs disease is an inherited metabolic disease of lysosomal lipid metabolism, and it is caused by the mutation of genes encoding the HEXB gene. It is a very severe genetic disorder which occurs in children in most cases and results in progressive destruction of the nervous system of the affected individual (Walker, 2007). The factors that cause the occurrence of the diseases is the absence of the hexosaminidase-A (HEX-A) enzyme that is very critical to have in the human genetic system. The lack of the HEX-A enzyme causes the accumulation of a fatty substance known as GM2 ganglioside in ...

1.0 Introduction Breast cancer is a type of disease where certain breast cells develop abnormally mostly in the milk ducts and lobules leading to formation of tumors. The exact cause of breast cancer is a topic that has flavored many debates and researches but still remains unknown. However a plethora of research has established that certain risk factors have a direct linkage with breast cancer. Breast cancer related risk factors are wide and varied and may include lifestyle choices like smoking/ diet or factors that are beyond the control of a person like gender, age or family history. It is however worth noting ...

Introduction

Breast cancer is a type of disease where certain breast cells develop abnormally mostly in the milk ducts and lobules leading to formation of tumors. The exact cause of breast cancer is a topic that has flavored many debates and researches but still remains unknown. However a plethora of research has established that certain risk factors have a direct linkage with breast cancer. Breast cancer related risk factors are wide and varied and may include lifestyle choices like smoking/ diet or factors that are beyond the control of a person like gender, age or family history. It is however worth noting from the start ...