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The Debate over DNA Replication Before the Meselson-Stahl Experiment (1953–1957)
By: Victoria Hernandez
| Published: Jan 03, 2018
Between 1953 and 1957, before the Meselson-Stahl experiment verified semi-conservative replication of DNA, scientists debated how DNA replicated. In…
ChromosomesCalifornia Institute of TechnologyCold Spring Harbor LaboratoryDNA Replication
Zidovudine or Azidothymidine (AZT)
By: Chase V. Florez
| Published: Jun 30, 2020
In 1964, Jerome Horwitz synthesized the drug zidovudine, commonly abbreviated ZDV, otherwise known as azidothymidine, or AZT, at Wayne State…
AZT (Drug)AzidothymidineHIV-positive menHIV-positive childrenHIV-positive women
Tay-Sachs Disease
By: Kristin Kelley
| Published: Oct 29, 2010
In 1881 British opthalmologist Warren Tay made an unusual observation. He reported a cherry-red spot on the retina of a one-year-old patient, a…
Tay-Sachs DiseaseCongenital DisordersHeredity
“An Extended Family with a Dominantly Inherited Speech Disorder” (1990), by Jane A. Hurst et al.
By: Kat Fowler
| Published: Mar 23, 2017
In 1990, researcher Jane Hurst and her colleagues published “An Extended Family With a Dominantly Inherited Speech Disorder,” in which they proposed…
LiteratureGeneticsGenetic and developmental diseases and disordersapraxiaLinguistics
Lap-Chee Tsui (1950-)
By: Kristina Winikates
| Published: Nov 10, 2011
Lap-Chee Tsui is a geneticist who discovered the cystic fibrosis (CF) gene, and his research team sequenced human chromosome 7. As the location of…
PeopleTsui, Lap-CheeCystic FibrosisReproductionBiography
Robert Geoffrey Edwards (1925-2013)
By: Samuel Philbrick
| Published: Jun 20, 2011
Robert Geoffrey Edwards worked with Patrick Christopher Steptoe to develop in-vitro fertilization (IVF) techniques during the 1960s and 1970s in the…
PeopleFertilization in VitroReproductionBiographyFertilization
“Neuroendocrine Tumor of the Uterine Cervix: A Therapeutic Challenge for Gynecologic Oncologists” (2017), by Angiolo Gadducci, Silvestro Carinelli, and Giovanni Aletti
By: Alexis Darby
| Published: Apr 16, 2022
In 2017, Angiolo Gadducci, Silvestro Carinelli, and Giovanni Aletti published, "Neuroendocrine Tumor of the Uterine Cervix: A Therapeutic…
LiteratureCervical CancerCancerUterine Cervical NeoplasmsNeoplasms
Julia Bell (1879-1979)
By: Jesse King
| Published: Dec 27, 2012
Julia Bell worked in twentieth-century Britain, discovered Fragile X Syndrome, and helped find heritable elements of other developmental and genetic…
Genetic Disordersfetal developmentRubella in pregnancyRubella virusHeredity
Butt Out for Baby (2003), by Child and Youth Health, South Australia
By: Phil Gaetano
| Published: Nov 28, 2017
Butt Out for Baby was a smoking cessation intervention guide, aimed at community health workers, that the Child and Youth Health group published in…
LiteratureSmoking CessationCigarette SmokingNicotine AddictionPregnant women--Tobacco use
DONA International (1992– )
By: Alexis Darby
| Published: Jun 25, 2018
In 1992, five maternal-infant health researchers founded Doulas of North America, later renamed DONA International to train certified birth…
OrganizationChildbirthObstetricsDelivery (Obstetrics)Natural childbirth