Now showing items 1018-1026 of 1026

    • The Y-Chromosome in Animals 

      Haskett, Dorothy R. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2015-05-28)
      The Y-chromosome is one of a pair of chromosomes that determine the genetic sex of individuals in mammals, some insects, and some plants. In the nineteenth and twentieth centuries, the development of new microscopic and ...
    • The Yale Embryo 

      Smith, Kaitlin (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      In 1934 a fourteen-day-old embryo was discovered during a postmortem examination and became famous for being the youngest known human embryo specimen at the time. The embryo was coined "the Yale Embryo," named after the ...
    • York v. Jones (1989) 

      Chapman, Jennifer E. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2013-10-07)
      In the case York v. Jones (1989), the United States District Court for the Eastern District of Virginia was one of the first US courts to address a dispute over a cryopreserved preembryo. Steven York and Risa Adler-York ...
    • York v. Jones [Brief] (1989) 

      Heathcotte, Brock (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      The court treated frozen embryos possessed by an in vitro fertilization clinic as property owned by the parents and held under a bailment contract by the clinic. As such, the contract between the parties controlled disposition ...
    • Your Baby’s Sex: Now You Can Choose (1970), by David M. Rorvik and Landrum B. Shettles 

      Blight, Alysse
      In the book Your Baby’s Sex: Now You Can Choose, David Michael Rorvik and Landrum Brewer Shettles describe methods that couples can use prior to and during conception that will increase the chances of producing a child of ...
    • Zhang Lizhu (1921- ) 

      Jiang, Lijing (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-25)
      Zhang Lizhu is a Chinese gynecologist and researcher. For most of her career, she worked in the Peking Medical College Third Hospital, renamed in 2000, Peking University Third Hospital. There, she led a team of researchers ...
    • Ziegler Wax Embryo Models 

      Wellner, Karen (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      Three-dimensional anatomical models have long been essential to the learning of science and lend a sense of "control" to those practicing in the field. As the development of embryology grew in importance during the late ...
    • Zygote Intrafallopian Transfer 

      Zhu, Tian (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      Zygote intrafallopian transfer (ZIFT) is an assisted reproductive technology (ART) first used in 1986 to help those who are infertile conceive a child. ZIFT is a hybrid technique derived from a combination of in vitro ...
    • "β-Catenin Defines Head Versus Tail Identity During Planarian Regeneration and Homeostasis" (2007), by Kyle A. Gurley, Jochen C. Rink, and Alejandro Sánchez Alvarado 

      Sunderland, Mary E. (Arizona State University. School of Life Sciences. Center for Biology and Society. Embryo Project Encyclopedia., 2012-05-10)
      Alejandro Sánchez Alvarado's laboratory group has employed molecular tools to investigate old questions about regeneration and as a result have identified some of the molecular mechanisms determining polarity. Recent work ...