Now showing items 975-994 of 1026

    • VACTERL Association 

      DeRuiter, Corinne (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      VACTERL association is a term applied to a specific group of abnormalities involving structures derived from the mesoderm. Although the defects of this disorder are clearly linked, VACTERL is called an association rather ...
    • Vaginal Speculum (after 1800) 

      Horwitz, Rainey
      A vaginal speculum is a medical device that allows physicians and health providers to better view a woman’s cervix and vagina during pelvic exams. Most specula are made of metal and plastic, and physicians insert a portion ...
    • Vegas Baby (2016) 

      Pollesche, Jessica
      In 2016, Runaway Films released the documentary Vegas Baby. The film, directed by Amanda Micheli, follows three women who struggle with infertility problems as they undergo in vitro fertilization, or IVF treatment, to ...
    • "Versuche zur Analyse der Induktionsmittel in der Embryonalentwicklung" (1932), by Hermann Bautzmann, Johannes Holtfreter, Otto Mangold, and Hans Spemann 

      Navis, Adam R. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      In "Versuche zur Analyse der Induktionsmittel in der Embryonalentwicklung," published in Naturwissenschaften in 1932, Hermann Bautzmann, Johannes Holtfreter, Otto Mangold, and Hans Spemann jointly reported on experiments ...
    • "Veterans and Agent Orange Update 1996: Summary and Research Highlights" by the US National Academy of Sciences' Institute of Medicine 

      Chou, Cecilia
      In March 1996, the National Academy of Sciences of the United States released 'Veterans and Agent Orange Update 1996: Summary and Research Highlights,' which summarized research on the health effects of Agent Orange and ...
    • "Viable Offspring Derived from Fetal and Adult Mammalian Cells" (1997), by Ian Wilmut et al. 

      Bartlett, Zane (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2014-10-10)
      In the 1990s, Ian Wilmut, Jim McWhir, and Keith Campbell performed experiments while working at the Roslin Institute in Roslin, Scotland. Wilmut, McWhir, and Campbell collaborated with Angelica Schnieke and Alex J. Kind ...
    • Victor Ambros (1953-) 

      May, Catherine; Wolter, Justin M. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-08-15)
      Victor Ambros is a professor of molecular medicine at the University of Massachusetts Medical School, and he discovered the first microRNA (miRNA) in 1993. Ambros researched the genetic control of developmental timing in ...
    • Victor Jollos (1887-1941) 

      Peirson, B. R. Erick (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2014-09-16)
      Victor Jollos studied fruit flies and microorganisms in Europe and the US, and he introduced the concept of Dauermodifikationen in the early 1900s. The concept of Dauermodifikationen refers to environmentally-induced traits ...
    • "Vietnam Veterans' Risks for Fathering Babies with Birth Defects" (1984), by J. David Erickson et al. 

      Chou, Cecilia
      In 1984, J. David Erickson and his research team published the results of a study titled 'Vietnam Veterans' Risks for Fathering Babies with Birth Defects' that indicated that Vietnam veterans were at increased risk of ...
    • Viktor Hamburger (1900-2001) 

      Navis, Adam R. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-08)
      Viktor Hamburger was an embryologist who focused on neural development. His scientific career stretched from the early 1920s as a student of Hans Spemann to the late 1980s at Washington University resolving the role of ...
    • Viktor Hamburger's Study of Central-Peripheral Relations in the Development of Nervous System 

      Jiang, Lijing (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-25)
      An important question throughout the history of embryology is whether the formation of a biological structure is predetermined or shaped by its environment. If both intrinsic and environmental controls occur, how exactly ...
    • Virginia Apgar (1909-1974) 

      Abboud, Carolina J.
      Virginia Apgar worked as an obstetrical anesthesiologist, administering drugs that reduce women’s pain during childbirth, in the US in the mid-twentieth century. In 1953, Apgar created a scoring system using five easily ...
    • "Visualizing Human Embryos" (1999), by Bradley Richard Smith 

      Ly, Sarah (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      In March 1999 Bradley Richard Smith, a professor at the University of Michigan, unveiled the first digital magnetic resonance images of human embryos. In his article "Visualizing Human Embryos for Scientific American," ...
    • Walter Edward Dandy (1886-1946) 

      Bohnenberger, Alexandra
      Walter Edward Dandy studied abnormalities in the developing human brain in the United States in the twentieth century. He collaborated with pediatrician Kenneth Blackfan to provide the first clinical description of ...
    • Walter Jakob Gehring (1939-2014) 

      Brinkman, Joe (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2014-12-22)
      Walter Jakob Gehring discovered the homeobox, a DNA segment found in a specific cluster of genes that determine the body plan of animals, plants, and fungi. Gehring identified the homeobox in 1983, with the help of colleagues ...
    • Walter Stanborough Sutton (1877-1916) 

      Mishra, Abhinav (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2014-06-27)
      Walter Stanborough Sutton studied grasshoppers and connected the phenomena of meiosis, segregation, and independent assortment with the chromosomal theory of inheritance in the early twentieth century in the US. Sutton ...
    • Warren Harmon Lewis (1870-1964) 

      Buettner, Kimberly A. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-08)
      As one of the first to work at the Carnegie Institution of Washington Department of Embryology, Warren Harmon Lewis made a number of contributions to the field of embryology. In addition to his experimental discoveries on ...
    • Warren Tay (1843–1927) 

      Nardi, Tiffany
      The arterial switch operation, also called the Jatene procedure, is an operation in which surgeons redirect the flow of blood through abnormal hearts. In 1975, Adib Jatene conducted the first successful arterial switch ...
    • Washington University in St. Louis 

      Navis, Adam R. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-08)
      Washington University in St. Louis served as the backdrop for many scientific discoveries, including that of nerve growth factor (NGF). Many of the accomplishments in embryology at Washington University can be attributed ...
    • Weber v. Stony Brook Hospital (1983) 

      Resnik, Jack (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      The New York Court of Appeals' 1983 case Weber v. Stony Brook set an important precedent upholding the right of parents to make medical decisions for newborns born with severe congenital defects. A pro-life New York attorney, ...