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Alejandro Sánchez Alvarado's laboratory group has employed molecular tools to investigate old questions about regeneration and as a result have…
RegenerationExperimentsLaparoscopy, a subfield of endoscopy, is a minimally invasive surgical procedure used to examine and operate on the internal organs of the abdomen…
TechnologyLaparoscopyReproductionRobert Lawson Tait was a physician who practiced abdominal surgery in the United Kingdom during the late nineteenth century. Physicians and…
AntisepsisAsepsisHysterectomyVivisectionPregnancy, EctopicFrancis Harry Compton Crick, who co-discovered the structure of deoxyribonucleic acid (DNA) in 1953 in Cambridge, England, also developed The Central…
DNAChromosomesNucleotide sequenceNucleic AcidsMolecular BiologyMany difficulties can arise with a pregnancy even after the sperm successfully fertilizes the oocyte. A major problem occurs if the fertilized egg…
Ectopic PregnancyPregnancy, EctopicReproductionHuman DevelopmentmedicineThis video is composed of a sequence of films created by John Tyler Bonner in the 1940s to show the life cycle of the cellular slime mold…
DictyosteliidaMoviesFrom 1993 to 1995 researchers led by Robert J. Berry from the US Centers for Disease Control headquartered in Atlanta, Georgia, and Zhu Li from…
Center for Disease ControlFolic AcidFolic Acid DeficiencyFolic acid in human nutritionNeural tube--AbnormalitiesDuring the twentieth and twenty-first centuries, Robert Paul Lanza studied embryonic stem cells, tissues, and endangered species as chief scientific…
Advanced Cell Technology (Firm)BantengCloningEmbryosEmbryonic Stem CellsIn 1984 Sabine Meinecke-Tillmann and Burkhard Meinecke published their article "Experimental Chimeras - Removal of Reproductive Barrier Between Sheep…
ChimeraExperimentsSheepGoatsDorothy Andersen studied cystic fibrosis in the United States during the early 1900s. In 1935, Andersen discovered lesions in the pancreas of an…
Celiac DiseaseCeliac disease in childrenPenicillin