Genetics

APOE variants' effect on mortality studied in 38,000

A new study of 38,537 persons of European ancestry suggests that a rare variation of a gene called APOE may be protective and prolong life, in sharp contrast to a more widely studied APOE variant that increases risk of death.

Medical research

Targeting key gene could help lead to Down syndrome treatment

Targeting a key gene before birth could someday help lead to a treatment for Down syndrome by reversing abnormal embryonic brain development and improving cognitive function after birth, according to a Rutgers-led study.

Genetics

Unveiling disease-causing genetic changes in chromosome 17

Potocki-Lupski syndrome is a condition that results from having an extra copy of a small piece of chromosome 17 in each cell. A different condition, known as Smith-Magenis syndrome, results when a similar small piece of chromosome ...

Genetics

Male Y chromosomes not 'genetic wastelands'

When researchers say they have sequenced the human genome, there is a caveat to this statement: a lot of the human genome is sequenced and assembled, but there are regions that are full of repetitive elements, making them ...

page 1 from 10