 In lieu of flowers, she requested that donations be made to Cornell Medical College.Because Helen Reichert and her siblings were all centenarians (her younger sister, Leonore Kahn Reichart, who was born May 25, 1903, died on February 18, 2005, at the age of 101, researchers have been studying them to see if longevity is correlated to genetics.Geneticist Nir Barzilai, a researcher who studied the biology of aging for over a decade, included the Kahn siblings and other Ashkenazi Jews in his research.