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The Pfeffer Zelle (Pfeffer Cell Apparatus), invented by Wilhelm Pfeffer in 1877, measured the minimum pressure needed to prevent a pure solvent from…
TechnologyPlant cell membranesPlants--DevelopmentOsmosisMembranes (Technology)In 2009, Shoukhrat Mitalipov, Masahito Tachibana, and their team of researchers developed the technology of mitochondrial gene replacement therapy to…
TechnologymonkeysGurdon, J. B. (John Bertrand)Briggs, Robert, -1983King, Thomas J. (Thomas Joseph), 1921-2000Light therapy, also called phototherapy, exposes infants with jaundice, a yellowing of the skin and eyes, to artificial or natural light to break…
TechnologyPhototherapyJaundiceKernicterusBilirubinEndoscopic fetoscopy is a minimally invasive surgical procedure performed during pregnancy that allows physicians to view the fetus in-utero.…
TechnologyEndoscopyFetoscopyPrenatal DiagnosisTay-Sachs DiseaseAn intrauterine pressure catheter (IUPC) is a device placed inside a pregnant woman’s uterus to monitor uterine contractions during labor. During…
TechnologyObstetricsChildbirthLabor (Obstetrics)Delivery (Obstetrics)Nuclear magnetic resonance imaging (MRI) is a technique to create a three-dimensional image of a fetus. Doctors often use MRIs to image a fetuses…
TechnologyMagnetic resonance imagingNuclear Magnetic ResonanceFetusDiagnostic ultrasonic imagingThe arterial switch operation, also called the Jatene procedure, is an operation in which surgeons redirect the flow of blood through abnormal hearts…
TechnologyJatene, AdibTransposition of Great VesselsCongenital Heart DiseaseAorta--AbnormalitiesThe arterial switch operation, also called the Jatene procedure, is an operation in which surgeons redirect the flow of blood through abnormal hearts…
TechnologyJatene, AdibTransposition of Great VesselsCongenital Heart DiseaseAorta--AbnormalitiesMary Ware Dennett, an activist in the US for birth control and sex education in the early twentieth century, wrote an educational pamphlet in 1915…
TechnologyGenerative organsSexually Transmitted DiseasesLaborMenstruationIn 1873 Italy, Camillo Golgi created the black reaction technique, which enabled scientists to stain and view the structure of neurons, the…
TechnologyNeuronsAxonsDendritesSilver Nitrate