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Dandy-Walker Syndrome is a congenital brain defect in humans characterized by malformations to the cerebellum, the part of the brain that controls…
Dandy, Walter Edward, 1886-1946Walker, A. Earl (Arthur Earl), 1907-1995HydrocephalusBirth DefectsDandy-Walker SyndromeEndometriosis is a medical condition that involves abnormal growths of tissue resembling the endometrium, which is the tissue that lines the inside…
EndometriosisSampson, John A. (John Albertson), 1873-DysmenorrheaMenstruation disordersReproductive HealthPost-coital oral emergency contraception is used for the prevention of pregnancy after intercourse. The contraception comes in the form of pills,…
Emergency ContraceptivesContraceptives, PostcoitalReproductionContraceptionIn 2002, after applying for government assistance in the state of Washington, Lydia Fairchild was told that her two children were not a genetic match…
ChimerismHuman GeneticsForensic geneticsLone twinsPaternity testingNo-scalpel vasectomy, or NSV or keyhole vasectomy, is a surgical method of sterilization that involves puncturing the skin of the scrotum to access…
TechnologySterilizationVasectomyMale SterilizationFamily PlanningTelomeres are structures at the ends of DNA strands that get longer in the DNA of sperm cells as males age. That phenomenon is different for most…
TelomereAgingSpermSpermatozoaTelomeraseTissue engineering is a field of regenerative medicine that integrates the knowledge of scientists, physicians, and engineers into the construction…
Tissue EngineeringmedicineRegenerationJulia Barlow Platt studied neural crests in animal embryos and became involved in politics in the US during the nineteenth and twentieth centuries.…
DogfishNeural CrestNervous SystemCartilageGerm LayersRita Levi-Montalcini is a Nobel Laureate recognized for her work in the discovery and characterization of nerve growth factor. Nerve growth factor (…
PeopleNerve Growth FactorBiographyIn 'Altruism and the Origin of the Worker Caste,' Bert Hölldobler and Edward Osborne Wilson explore the evolutionary origins of worker ants. '…
LiteratureAntsInsect societiesKin selection (Evolution)Evolution