Was this article helpful?
We believe you should always know the source of the information you’re seeing.
Learn more about oureditorial and medical review policies.
The difference between identical and fraternal twins.
American Academy of Pediatrics.https://www.healthychildren.org/English/family-life/family-dynamics/Pages/The-Difference-Between-Identical-and-Fraternal-Twins.aspxOpens a new window[Accessed February 2025]
Aston KI et al.
Monozygotic twinning associated with assisted reproductive technologies: A review.
Wired to be social: The ontogeny of human interaction.
PLOS One.https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0013199Opens a new window[Accessed February 2025]
Chen N et al.
Risk factors associated with monozygotic twinning in offspring conceived by assisted reproductive technology.
Human Reproduction 4:035https://academic.oup.com/hropen/article/2023/4/hoad035/7273786Opens a new window[Accessed February 2025]
Jun H et al.
Cellular mechanisms of monozygotic twinning: Clues from assisted reproduction.
Differences between germline genomes of monozygotic twins.
Nature Genetics 53: 27-34.https://www.nature.com/articles/s41588-020-00755-1Opens a new window[Accessed February 2025]
Kadam N et al.
Odds and predictors of monozygotic twinning in a multicentre cohort of 25,794 IVF cycles.
Is the probability of having twins determined by genetics?
National Institutes of Health, National Library of Medicine.
MedlinePlus.https://medlineplus.gov/genetics/understanding/traits/twins/Opens a new window[Accessed February 2025]
Sharara FII et al.
Incidence of monozygotic twins in blastocyst and cleavage stage assisted reproductive technology cycles.
Fertility and Sterility.https://www.vcrmed.com/wp-content/uploads/2013/06/MZT-paper-corrected-proofs.pdfOpens a new window[Accessed February 2025]
UCSF.
Reproductive and Placental Research Unit.https://medicine.yale.edu/obgyn/kliman/placenta/twins/Opens a new window[Accessed February 2025]
