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In the 1989 case Webster v. Reproductive Health Services, the US Supreme Court upheld the constitutionality of a Missouri law regulating abortion…
LawBirth control clinicsAbortionFamily planning servicesAbortion--Law and legislation--United StatesPursuant to an express provision of the embryo disposition contract they both signed, a husband and wife had to petition the court for instructions…
LawFertilization in VitroReproductionFertilizationIn A.Z. v. B.Z. (2000), the Supreme Judicial Court of Massachusetts in Boston, Massachusetts, affirmed a lower courtÕs decision, ruling that…
LawFrozen human embryosFertilization in VitroPregnancyEmbryosAugust Friedrich Leopold Weismann studied how the traits of organisms developed and evolved in a variety of organisms, mostly insects and aquatic…
Germ CellsHeredityKarl Oskar Illmensee studied the cloning and reproduction of fruit flies, mice, and humans in the US and Europe during the twentieth and twenty-first…
CloningMolecular CloningClone CellsTwinsEmbryosIn 2001, the Supreme Court of New Jersey decided a dispute between a divorced couple over cryopreserved preembryos created through in vitro…
LawFrozen human embryosFertilization in VitroPregnancyEmbryosShoukhrat Mitalipov, Masahito Tachibana, and their team of researchers replaced the mitochondrial genes of primate embryonic stem cells via spindle…
monkeysrhesus macaqueSendai virusEmbryonic Stem CellsMitochondrial DiseasesAs of 2022, Trisomy 21 is the most common type of trisomy, or a condition where the person has three instead of the normal two copies of one of the…
Genetic DisordersGenetic disorders in childrenGenetic disorders in pregnancyGenetic disorders--DiagnosisDown syndromeIn a dispute over the allocation of cryopreserved preembryos, the Supreme Court of Washington resolved the case of David J. Litowitz v. Becky M.…
LawFrozen human embryosFertilization in VitroEmbryosPregnancyCurt Jacob Stern studied radiation and chromosomes in humans and fruit flies in the United States during the twentieth century. He researched the…
ChromosomesHeredityMitosisDrosophilaDrosophila melanogaster