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Adolescent Family Life Act (1981)
By: Rohini Nott
| Published: Oct 21, 2020
The 1981 Adolescent Family Life Act, or AFLA, is a US federal law that provides federal funding to public and nonprofit private organizations to…
Sexual AbstinenceSexual abstinence--Religious aspects--Catholic ChurchSexual abstinence--Religious aspectsSexual abstinence--Religious aspects--ChristianityChurch schools--Law and legislation--United States
Edgar Allen and Edward A. Doisy's Extraction of Estrogen from Ovarian Follicles, (1923)
By: Brendan Van Iten
| Published: Mar 02, 2017
In the early 1920s, researchers Edgar Allen and Edward Adelbert Doisy conducted an experiment that demonstrated that ovarian follicles, which produce…
OvariesCorpus LuteumEndometriumEstrogenHormones, Sex
Christian Peeters and Bert Hölldobler's Experiments on Reproduction in Indian Jumping Ants (1991–1994)
By: Kelle Dhein
| Published: Mar 23, 2017
Between 1991 and 1994, Christian Peeters and Bert Hölldobler studied the reproductive behaviors of the Indian jumping ant (Harpegnathos saltator), a…
AntsPoneraInsectsWorkers (Insects)Queens (Insects)
Inducing Fertilization and Development in Sand Dollars
By: Karen Wellner
| Published: Jun 24, 2010
Sand dollars are common marine invertebrates in the phylum Echinodermata and share the same class (Echinoidea) as sea urchins. They have served as…
Sand DollarsFertilizationInvertebrates
Christine Jorgensen (1926–1989)
By: Lauren Hilton
| Published: Jun 26, 2024
Christine Jorgensen was a transgender woman and activist in the United States who lived during the twentieth century. She was one of the first US…
Transgender PersonsTransexualsTranssexualismGender IdentityGender
“Is Neisseria gonorrhoeae Initiating a Future Era of Untreatable Gonorrhea?: Detailed Characterization of the First Strain with High-Level Resistance to Ceftriaxone” (2011), by Makoto Ohnishi, Daniel Golparian, Ken Shimuta, Takeshi Saika, et al.
By: Eboni E. Andersun
| Published: Aug 20, 2024
In July 2011, Makoto Ohnishi and colleagues published the article “Is Neisseria gonorrhoeae Initiating a Future Era of Untreatable Gonorrhea?:…
GonorrheaSexually Transmitted Diseases, BacterialSexually Transmitted DiseasesVenereal DiseasesSexually Transmitted Infections
Stazione Zoologica Anton Dohrn, Naples, Italy
By: Federica Turriziani Colonna
| Published: Dec 22, 2014
The Stazione Zoologica Anton Dohrn (Anton Dohrn Zoological Station) is a public research institute focusing on biology and biodiversity. Hereafter…
OrganizationStazione zoologica di NapoliDevelopmental BiologyZoologyEmbryology
Hormone Replacement Therapy for Menopausal Symptoms
By: Megha Pillai
| Published: Jun 27, 2024
Hormone replacement therapy, or HRT, is a form of medication often used to treat the symptoms of menopause. According to the National Institute on…
MenopauseEstrogen Replacement TherapyEstrogen Progestin Combination TherapyMenopause--Hormone TherapyMenopause--Hormone Therapy--Complications
Sexology (1904) by William Henry Walling
By: Rainey Horwitz
| Published: Jul 12, 2021
In 1904, physician William Henry Walling published Sexology, a family medicine reference book. In his book, Walling proposed that his guidance would…
LiteratureMasturbationCoitus interruptusSexSexology
“A Sex Chromosome Anomaly in a Case of Gonadal Dysgenesis (Turner’s Syndrome)” (1959), by Charles Edmund Ford, K. W Jones, Paul E. Polani, J. C De Almeida, and J. H Briggs
By: Megha Pillai
| Published: Aug 06, 2024
In 1959, Charles Edmund Ford and colleagues published “A Sex Chromosome Anomaly in a Case of Gonadal Dysgenesis (Turner’s Syndrome),” hereafter “A…
Turner SyndromeGonadal DysgenesisGonadal Dysgenesis, XOGonadal Dysgenesis, 45, XAbnormalities, Sex Chromosome