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X-Linked Severe Combined Immunodeficiency (X-SCID)
By: Maggie Zhou
| Published: Jun 25, 2024
X-linked severe combined immunodeficiency, or X-SCID, is a chromosomal disorder in which the immune system lacks multiple protective cells that…
X-Linked Combined Immunodeficiency DiseasesX-Linked SCIDSevere Combined ImmunodeficiencyBone Marrow--TransplantationAutoimmune Diseases
Effects of Prenatal Alcohol Exposure on Cardiac Development
By: Erica O'Neil
| Published: Apr 30, 2011
A variety of developmental defects occur as a result of prenatal exposure to alcohol (ethanol) in utero. In humans, those defects are collectively…
fetal alcohol syndromeReproductionHuman Development
Francis Maitland Balfour (1851-1882)
By: Mark A. Ulett
| Published: Jun 29, 2010
During the 1870s and early 1880s, the British morphologist Francis Maitland Balfour contributed in important ways to the budding field of…
BiographyEvolution
An Atlas of Fertilization and Karyokinesis of the Ovum (1895), by Edmund Beecher Wilson
By: Kevin M. Gleason
| Published: Apr 20, 2017
Edmund Beecher Wilson in the US published An Atlas of Fertilization and Karyokinesis of the Ovum (hereafter called An Atlas) in 1895. The book…
LiteratureKaryokinesisFertilization (Biology)ConceptionDevelopmental Biology
A Series of YouTube Videos Detailing the “CRISPR Babies” Experiment (2018), by He Jiankui
By: Risa Aria Schnebly, Brianna Ellis
| Published: Jul 31, 2021
In 2018, He Jiankui uploaded a series of videos to a YouTube channel titled “The He Lab” that detailed one of the first instances of a successful…
Literaturegene editingGenome EditingCRISPR (Genetics)CRISPR-associated protein 9
Thomas Raphael Verny (1936– )
By: Carrie Keller
| Published: Jul 31, 2019
During the twentieth century, Thomas Raphael Verny studied the way that environment affects a developing fetus’s character and psychological…
PeoplePrenatal CarePrenatal EducationPrenatal care--UtilizationFetal behavior
China's First Baby Conceived through In Vitro Fertilization-Embryonic Transfer, by Zhang Lizhu's Research Team
By: Lijing Jiang
| Published: Apr 27, 2011
On 10 March 1988, China's first baby conceived through human in vitro fertilization (IVF) and embryo transfer (ET), commonly referred to as a test-…
ReproductionExperimentsFertility
Germ-Free Animals
By: Maggie Zhou
| Published: May 24, 2024
Germ-free, or GF, animals are laboratory animals that completely lack microbes, making them useful tools for microbiome research. Researchers create…
Germ-Free LifeMicrobiome, HumanGut MicrobiomeBrain-Gut AxisGermfree animals
“Genetical Implications of the Structure of Deoxyribonucleic Acid” (1953), by James Watson and Francis Crick
By: Victoria Hernandez
| Published: Jan 13, 2020
In May 1953, scientists James Watson and Francis Crick wrote the article “Genetical Implications of the Structure of Deoxyribonucleic Acid,”…
LiteratureDNANucleic AcidsDeoxyriboseGenetics
A History of Embryology (1959), by Joseph Needham
By: Karen Wellner
| Published: Jun 28, 2010
In 1931 embryologist and historian Joseph Needham published a well-received three-volume treatise titled Chemical Embryology. The first four chapters…
LiteratureNeedham, Joseph, 1900-1995Publicationshistory