How can discordant twin pairs provide valuable insights?

Apr 18, 2025 ... For a group that makes up just 0.4 percent of the world's population, identical twins have enthralled the general populace. Depictions of ... Feb 2, 2018 ... 5 discoveries we can thank twins for ... In some regions of the world, red heads are more common, making up 10-30 per cent of the population in ... Oct 12, 2009 ... While they represent just 2 percent of the general population, twins make up 7.4 percent of the nation's cerebral palsy sufferers. Twins ... Dec 11, 2015 ... The share of multiples born in the U.S. is at an all-time high. In 2014, 3.5% of all babies born were twins, triplets or higher-order ... Aug 10, 2022 ... The prevalence of natural human chimeras in the general population ... Twin chimerism, also known as blood chimerism or transfusion chimerism, is ... Jun 28, 2021 ... There was marked a difference between the proportion of Aboriginal and non-Aboriginal twins ... twin pregnancies: a population-based register ... In rheumatoid arthritis patients of European ancestry, as many as 60–70% carry the HLA-DR4 gene, compared with 30% in the general population. Twin studies ... Dec 11, 2024 ... In the general population, identical twins occur in only 0.4% (4 ... Over 60 percent of twins and nearly all higher-order multiples are ... Sep 28, 2021 ... About one in 100 births globally are of twins, but studies have suggested that 12 per cent of people could have had a twin embryo at some point ... Dec 17, 1991 ... ... twins, compared with 11 percent of genetically unrelated brothers," said J. ... twins in the general population. Gregory Carey, an assistant ...