Filter my results
Search
Displaying 991 - 1000 of 1238
Molecular Epigenetics and Development: Histone Conformations, DNA Methylation and Genomic Imprinting
By: Tristan Cooper-Roth
| Published: Sep 28, 2010
Introduced by Conrad Hal Waddington in 1942, the concept of epigenetics gave scientists a new paradigm of thought concerning embryonic development,…
EpigenomicsEpigenetics
"Derivation of Pluripotent Stem Cells from Cultured Human Primordial Germ Cells" (1998), by John Gearhart et al.
By: Ke Wu
| Published: Sep 14, 2010
In November 1998, two independent reports were published concerning the first isolation of pluripotent human stem cells, one of which was "Derivation…
LiteratureStem CellsPublications
Human Embryonic Stem Cells
By: Ke Wu
| Published: Sep 13, 2010
Stem cells are undifferentiated cells that are capable of dividing for long periods of time and can give rise to specialized cells under particular…
Stem CellsReproductiondifferentiationHuman Development
Congenital Vertebral Defects
By: Corinne DeRuiter
| Published: Sep 12, 2010
The spinal column is the central structure in the vertebrate body from which stability, movement, and posture all derive. The vertebrae of the spine…
Congenital, Hereditary, and Neonatal Diseases and AbnormalitiesReproductionVertebratesCongenital Disorders
The Aschheim-Zondek Test for Pregnancy
By: Kristin Kelley
| Published: Sep 12, 2010
Throughout history many different methods have been devised for the early detection of pregnancy. From the time of the Ancient Egyptians, inspection…
Pregnancy TestsReproductionFertility
Effects of Prenatal Alcohol Exposure on Central Nervous System Development
By: Erica O'Neil
| Published: Sep 12, 2010
Prenatal exposure to alcohol (ethanol) results in a continuum of physical, neurological, behavioral, and learning defects collectively grouped under…
fetal alcohol syndromeReproductionHuman Development
The Effects of Diethylstilbestrol on Embryonic Development
By: Tristan Cooper-Roth
| Published: Sep 12, 2010
Estrogen plays a key role in the regulation of gene transcription. This is accomplished by its ability to act as a ligand and to bind to specific…
DiethylstilbestrolEstrogenHuman Development
The Effects of Thalidomide on Embryonic Development
By: Tristan Cooper-Roth
| Published: Sep 12, 2010
Embryogenesis is an intricate process that can easily be disrupted by means of teratogenic agents. Some of these agents target the embryonic period's…
ThalidomideHuman DevelopmentFetus
Circulatory Changes at Birth
By: Brad Jacobson
| Published: Sep 12, 2010
When placental mammals are born their circulatory systems undergo radical changes as the newborns are prepared for independent life. The lungs are…
Blood CirculationMammalscirculation
Fate Map
By: Corinne DeRuiter
| Published: Sep 08, 2010
Early development occurs in a highly organized and orchestrated manner and has long attracted the interest of developmental biologists and…
Cell Lineage