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Mechanistic Realization of the Turtle Shell

By: Guido Caniglia | Published: Oct 10, 2011

Turtle morphology is unlike that of any other vertebrate. The uniqueness of the turtle's bodyplan is attributed to the manner in which the turtle's…

TurtlesEvolutionMorphology

Walter Jakob Gehring (1939-2014)

By: Joe Brinkman | Published: Dec 22, 2014

Walter Jakob Gehring discovered the homeobox, a DNA segment found in a specific cluster of genes that determine the body plan of animals, plants, and…

Homeobox genesDrosophilaGeneticsGenesGenes, Homeobox

Amniocentesis Prior to 1980

By: Kristin Kelley | Published: Sep 02, 2010

The extraembryonic membranes that surround and originate from the embryos of vertebrates such as birds, reptiles, and mammals are crucial to their…

AmniocentesisReproductionFetus

"Gene Regulation for Higher Cells: A Theory" (1969), by Roy J. Britten and Eric H. Davidson

By: Justin Wolter | Published: Sep 10, 2013

In 1969, Roy J. Britten and Eric H. Davidson published Gene Regulation for Higher Cells: A Theory, in Science. A Theory proposes a minimal model…

LiteratureGenetic regulationCell differentiationEvolutionGenes

Revive & Restore’s Woolly Mammoth Revival Project

By: Risa Aria Schnebly | Published: Jan 19, 2021

In 2015, Revive & Restore launched the Woolly Mammoth Revival Project with a goal of engineering a creature with genes from the woolly mammoth…

conservationAnimal diversity conservationWildlife conservationgene editingbioethics

HeLa Cell Line

By: Rohini Nott | Published: Sep 18, 2020

The HeLa cell line was the first immortal human cell line that George Otto Gey, Margaret Gey, and Mary Kucibek first isolated from Henrietta Lacks…

HeLa CellsContinuous cell linesResearch EthicsInformed consent (Medical law)Cervix uteri--Cancer

Thomas Hunt Morgan (1866-1945)

By: Mary E. Sunderland | Published: Sep 25, 2007

Although best known for his work with the fruit fly, for which he earned a Nobel Prize and the title "The Father of Genetics," Thomas Hunt Morgan's…

PeopleMorgan, Thomas Hunt, 1866-1945Genetics, ExperimentalNobel Prize winnersDrosophila melanogaster

Embryonic Sex Differentiation and Sex Hormones (1947), by Carl R. Moore

By: Mary Drago | Published: May 03, 2014

In 1947, Carl Richard Moore, a researcher at the University of Chicago, in Chicago, Illinois, wrote Embryonic Sex Differentiation and Sex Hormones,…

LiteratureEndocrinologyHormones, SexGonadal Steroid HormonesFreemartinism

Shoukhrat Mitalipov and Masahito Tachibana’s Mitochondrial Gene Replacement in Primate Offspring and Embryonic Stem Cells (2009)

By: Giselle Lee | Published: Jan 10, 2018

Shoukhrat Mitalipov, Masahito Tachibana, and their team of researchers replaced the mitochondrial genes of primate embryonic stem cells via spindle…

monkeysrhesus macaqueSendai virusEmbryonic Stem CellsMitochondrial Diseases

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