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Elizabeth Blackburn, Carol Greider and Jack Szostak's Telomere and Telomerase Experiments (1982-1989)
By: Zane Bartlett
| Published: Mar 24, 2015
Experiments conducted by Elizabeth Blackburn, Carol Greider, and Jack Szostak from 1982 to 1989 provided theories of how the ends of chromosomes,…
TelomereGreider, Carol W.Chromosome replicationTelomeraseDNA
Alfred Day Hershey (1908–1997)
By: Victoria Hernandez
| Published: Apr 29, 2019
During the twentieth century in the United States, Alfred Day Hershey studied phages, or viruses that infect bacteria, and experimentally verified…
Hershey, A. D. (Alfred Day), 1908-Bacteriophage lambdaPhage lambdaBacteriophages--GeneticsBacteriophages
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
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
Telomerase in Human Development
By: Zane Bartlett
| Published: Mar 23, 2015
Telomerase is an enzyme that regulates the lengths of telomeres in the cells of many organisms, and in humans it begins to function int the early…
TelomeraseTelomereDNAMolecular BiologySomatic embryogenesis
Hedgehog Signaling Pathway
By: Dorothy R. Haskett
| Published: Jul 30, 2015
The hedgehog signaling pathway is a mechanism that directs the development of embryonic cells in animals, from invertebrates to vertebrates. The…
EmbryologyEmbryosWieschaus, Eric F.Cellular signal transductionDrosophila melanogaster
The Notch Signaling Pathway in Embryogenesis
By: Justin Wolter
| Published: Mar 06, 2013
The Notch signaling pathway is a mechanism in animals by which adjacent cells communicate with each other, conveying spatial information and genetic…
EmbryologyDevelopmental BiologyEmbryosCell differentiationNotch genes
Apoptosis in Embryonic Development
By: Zane Bartlett
| Published: Jun 08, 2017
Apoptosis, or programmed cell death, is a mechanism in embryonic development that occurs naturally in organisms. Apoptosis is a different process…
ApoptosisGenetic regulationCaenorhabditis elegansCellsGerm Cells
The Role of the Notch Signaling Pathway in Myogenesis
By: Justin M. Wolter
| Published: Jul 26, 2013
Among other functions, the Notch signaling pathway forestalls the process of myogenesis in animals. The Notch signaling pathway is a pathway in…
MyogenesisNotch genesNotch ProteinsMusclesMyoblasts