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"The linear arrangement of six sex-linked factors in drosophila, as shown by their mode of association” (1913), by Alfred Henry Sturtevant
By: Kevin Gleason
| Published: May 22, 2017
In 1913, Alfred Henry Sturtevant published the results of experiments in which he showed how genes are arranged along a chromosome. Sturtevant…
DrosophilaHeredityInheritance of acquired charactersColumbia University--Graduate studentsMutation
The Colposcope and Colposcopy (1925–1980)
By: Patsy Ciardullo
| Published: Mar 30, 2017
TechnologyColposcopyVagina--ExaminationColpomicroscopyPap Test
Green Fluorescent Protein
By: Yawen Zou
| Published: Jun 11, 2014
Green fluorescent protein (GFP) is a protein in the jellyfish Aequorea Victoria that exhibits green fluorescence when exposed to light. The protein…
TechnologyGreen Fluorescent Proteins
Francis Harry Compton Crick (1916-2004)
By: Amanda Andrei
| Published: Nov 01, 2013
Francis Harry Compton Crick, who co-discovered the structure of deoxyribonucleic acid (DNA) in 1953 in Cambridge, England, also developed The Central…
DNAChromosomesNucleotide sequenceNucleic AcidsMolecular Biology
“Gene Action in the X-chromosome of the Mouse (Mus Musculus L.)” (1961), by Mary Lyon
By: Devangana Shah
| Published: Jun 04, 2025
In 1961, Mary Lyon, a researcher who studied genetics, published “Gene Action in the X-chromosome of the Mouse (Mus Musculus L.),” hereafter “Gene…
Sex ChromosomesChromosomes, Human, XX chromosomeGenes, X-linkedX Chromosome Inactivation
Petr Alekseevich Kropotkin (1842-1921)
By: Jonathan LaTourelle
| Published: Jun 01, 2015
Petr Kropotkin proposed the theory of Pleistocene ice age, alternative theories of evolution based on embryology, and he advocated anarchist and…
EvolutionHeredityInheritance of acquired charactersPaleogeography--PleistoceneAnarchism
World Health Organization Guidelines (Option A, B, and B+) for Antiretroviral Drugs to Treat Pregnant Women and Prevent HIV Infection in Infants
By: Sierra Hope Jones, Alexis Darby
| Published: Mar 01, 2021
To address the international Human Immunodeficiency Virus epidemic, the World Health Organization, or WHO, developed three drug treatment regimens…
HIV-positive personsHIV infectionsHIV-positive youthHIV-positive womenHIV-positive children
World Health Organization Guidelines (Option A, B, and B+) for Antiretroviral Drugs to Treat Pregnant Women and Prevent HIV Infection in Infants
By: Sierra Hope Jones, Alexis Darby
| Published: Mar 01, 2021
To address the international Human Immunodeficiency Virus epidemic, the World Health Organization, or WHO, developed three drug treatment regimens…
HIV-positive personsHIV infectionsHIV-positive youthHIV-positive womenHIV-positive children
NovaSure Endometrial Ablation
By: Emily Santora
| Published: Sep 20, 2019
NovaSure is a device for endometrial ablation, which is a procedure that removes the endometrium, that the US Food and Drug Administration, or FDA,…
TechnologyReproductionMenstruationWomen's health servicesmedical technology
Paul Eugen Bleuler (1857–1939)
By: Jessica Resnick
| Published: Apr 06, 2017
Paul Eugen Bleuler studied autism and schizophrenia, among other psychiatric disorders, throughout continental Europe in the early twentieth century…
Dementia PraecoxSchizophrenic DisordersSchizophreniaAutismAutism spectrum disorders