Filter my results
Twentieth-century researcher Ernest John Christopher Polge studied the reproductive processes of livestock and determined a method to successfully…
Smith, Audrey U.Parkes, A. S. (Alan Sterling), 1900-1990National Institute for Medical Research (Great Britain)Medical Research Council (Great Britain)GlycerinIn 1973, Ronald Ericsson developed the Ericsson method, which is a technique used to separate human male sperm cells by their genetic material.…
TechnologySex ChromosomesGonosomesSpermSpermatozoaIn the 1960s in the United States Landrum B. Shettles developed the Shettles method, which is a procedure for couples to use prior to and during an…
TechnologySex PreselectionSex PredeterminationFamily PlanningSex ChromosomesThe male body, followed by male reproductive organs from which the sperm originates, is depicted from top to bottom at the left.
SpermatozoaSpermSperm CapacitationTelomeres 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…
TelomereAgingSpermSpermatozoaTelomeraseNo-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 PlanningIn 1952, researchers Christopher Polge and Lionel Edward Aston Rowson, who worked at the Animal Research Center in Cambridge, England, detailed…
GlycerinCryopreservationSpermatozoaMicroorganisms--CryopreservationExperimentsIn the 1949 article “Revival of Spermatozoa after Dehydration and Vitrification at Low Temperatures,” researchers Christopher Polge, Audrey Ursula…
LiteratureMedical Research Council (Great Britain)GlycerinCryopreservationSpermatozoa