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The hedgehog signaling pathway is a mechanism that regulates cell growth and differentiation during embryonic development, called embryogenesis, in…
Drosophila melanogasterCyclopiaGenetic regulationZebra danioGenesIn March 1996, the National Academy of Sciences of the United States released 'Veterans and Agent Orange Update 1996: Summary and Research Highlights…
LiteratureAgent OrangeHerbicidesSpina BifidaVeterans AdministrationThe hedgehog signaling pathway is a mechanism that directs the development of embryonic cells in animals, from invertebrates to vertebrates. The…
EmbryologyEmbryosWieschaus, Eric F.Cellular signal transductionDrosophila melanogasterIn 1999, researcher Radim Srám, sometimes spelled Radim Šrám, published his article “Impact of Air Pollution on Reproductive Health” in the journal…
LiteratureEffect of air pollution onPollutantsPollutionAir--PollutionMarshall Henry Klaus was a scientist and pediatrician who studied maternal-infant bonding in the twentieth century in the United States. Maternal-…
Mother and infantMother-Infant InteractionDoulasLaborObstetricsBreast augmentation involves the use of implants or fat tissue to increase patient breast size. As of 2019, breast augmentation is the most popular…
TechnologyAugmentation mammaplastySurgery, PlasticPlastic SurgeryReconstructive SurgeryThe purpose of regenerative medicine, especially tissue engineering, is to replace damaged tissue with new tissue that will allow the body to resume…
TechnologyStem CellsRegenerationmedicineIn 2014, Big Belli, a media and social networking brand, released a documentary called 40 Weeks online. The documentary, directed by Christopher…
LiteraturePregnancyConceptionLabor (Obstetrics)Prenatal influencesVitamin A (retinol) is an essential vitamin in the daily functioning of human beings that helps regulate cellular differentiation of epithelial…
RetinoidsVitamin A in the bodyTeratogenicity testingAbnormalities, HumanTeratogenic agentsSince the 1950s, scientists have developed interspecies blastocysts in laboratory settings, but not until the 1990s did proposals emerge to engineer…
BlastocystDiseasesbioethicsTadpoleCell nuclei--Transplantation