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Embryonic differentiation is the process of development during which embryonic cells specialize and diverse tissue structures arise. Animals are made…
differentiationLife Magazine's 1965 cover story "Drama of Life Before Birth" featured photographs of embryos and fetuses taken by Swedish photojournalist Lennart…
LiteratureFetusPublicationsReproductionHuman DevelopmentMany difficulties can arise with a pregnancy even after the sperm successfully fertilizes the oocyte. A major problem occurs if the fertilized egg…
Ectopic PregnancyPregnancy, EctopicReproductionHuman DevelopmentmedicineIn Arizona, statutes that protect persons, such as the wrongful death statute, will not be interpreted by the courts to grant personhood status to…
LawFertilization in VitroReproductionFertilizationbioethicsThe court decided a child of in vitro fertilization born with cystic fibrosis does not have the right to sue for wrongful life even in the presence…
LawFertilization in VitroReproductionFertilizationbioethicsIn 1983, researchers Alan Trounson and Linda Mohr published the article “Human Pregnancy Following Cryopreservation, Thawing and Transfer of an Eight…
CryopreservationFertilization in VitroInfertilityFertility PreservationCryoprotective AgentIn 2007, the Human Fertilisation and Embryology Authority in London, UK, published Hybrids and Chimeras: A Report on the Findings of the Consultation…
LiteratureChimerismHuman reproductive technologyHuman CloningEmbryonic Stem CellsIn humans, multi-fetal pregnancy occurs when a mother carries more than one fetus during the pregnancy. The most common multi-fetal pregnancy is…
ReproductionFetusHuman DevelopmentIn the case York v. Jones (1989), the United States District Court for the Eastern District of Virginia was one of the first US courts to address a…
LawFrozen human embryosFertilization in VitroConceptionAbortion