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Nuclear Magnetic Resonance Imaging to Visualize Fetal Abnormalities
By: Dasia Garcia
| Published: Jun 21, 2017
Nuclear magnetic resonance imaging (MRI) is a technique to create a three-dimensional image of a fetus. Doctors often use MRIs to image a fetuses…
TechnologyMagnetic resonance imagingNuclear Magnetic ResonanceFetusDiagnostic ultrasonic imaging
David H. Hubel and Torsten N. Wiesel’s Research on Optical Development in Kittens
By: Dina A. Lienhard
| Published: Oct 11, 2017
During 1964, David Hubel and Torsten Wiesel studied the short and long term effects of depriving kittens of vision in one eye. In their experiments,…
Harvard Medical SchoolNobel Prize winnersKittensCatsVision disorders
Torsten Wiesel (1924– )
By: Dina A. Lienhard
| Published: Sep 13, 2017
Torsten Nils Wiesel studied visual information processing and development in the US during the twentieth century. He performed multiple experiments…
VisionVisual pathwaysNobel Prize winnersNeural networks (Neurobiology)Neural Receptors
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
David Hunter Hubel (1926–2013)
By: Dina A. Lienhard
| Published: Jan 03, 2018
David Hunter Hubel studied the development of the visual system and how the brain processes visual information in the US during the twentieth century…
Hubel, David H.Kuffler, Stephen W.Wiesel, Torsten N.Johns Hopkins Medical SchoolHarvard Medical School
The Source-Sink Model
By: Jack Resnik
| Published: May 07, 2012
The source-sink model, first proposed by biologist Francis Crick in 1970, is a theoretical system for how morphogens distribute themselves across…
Crick, Francis, 1916-2004Nobel Prize winnersEmbryosMorphogenesisGenes
Oliver Smithies (1925–2017)
By: Alexander Sastokas
| Published: Jun 30, 2025
Oliver Smithies researched physical chemistry, biochemistry, and genetics in England, Canada, and the United States during the twentieth and early…
Genetic TechniquesElectrophoresis, Starch GelMice, KnockoutGenetics--ResearchElectrophoresis
Harald zur Hausen (1936–2023)
By: Grace Kim
| Published: Jul 24, 2017
Harald zur Hausen studied viruses and discovered that certain strains of the human papilloma virus (HPV), a sexually transmitted disease, can cause…
Cervix uteri--CancerHuman Papilloma VirusPapillomavirusesGenital WartsCondylomata Acuminata
The Formation of Reticular Theory
By: Isra Mishqat
| Published: Jun 19, 2017
In the nineteenth century, reticular theory aimed to describe the properties of neurons, the specialized cells which make up the nervous system, but…
Nerve TissueNervous SystemNobel Prize winnersBrainNeurons
Radioimmunoassay
By: Jennifer R. Craer
| Published: Oct 11, 2013
Radioimmunoassay (RIA) is a technique in which researchers use radioactive isotopes as traceable tags to quantify specific biochemical substances…
TechnologyImmunoassayRadioimmunoassayBiochemistryBinding sites (Biochemistry)