California [US], August 11 (ANI): The Apolipoprotein-4 allele has been linked to an increased risk for a number of diseases in ageing populations, particularly Alzheimer's and cardiovascular disease. Nevertheless, this genetic mutation continues to be common in about 20% of the human population despite its harmful effects. A team of scientists have learned that the APOE-4 allele is linked to enhanced fertility in women in
