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Neurospora crassa Life Cycle
By: Amy Pribadi
| Published: Oct 12, 2016
This diagram shows the life cycle of Neurospora crassa, a mold that grows on bread. N.
Neurospora crassaMicrobiologyMicroscopyGrowthdevelopment
Franz Julius Keibel (1861-1929)
By: M. Elizabeth Barnes
| Published: Jun 21, 2014
Franz Keibel studied the embryos of humans and other animals in Europe at the turn of the twentieth century. He lived and worked in several different…
Embryology
In the Matter of the Marriage of Dahl and Angle (2008)
By: Mark Zhang, Jennifer E. Chapman
| Published: May 06, 2014
In the 2008 court case In the Matter of the Marriage of Dahl and Angle, the Court of Appeals of Oregon upheld a written in vitro fertilization (IVF)…
LawFrozen human embryosFertilization in VitroEmbryo DispositionEmbryo
In re Marriage of Witten (2003)
By:
| Published: Jan 22, 2014
In re Marriage of Witten, decided by the Iowa Supreme Court in 2003, held that neither Tamera nor Arthur (Trip) Witten could use or destroy several…
LawFrozen human embryosFertilization in VitroEmbryosPregnancy
Ectoderm
By: Kate MacCord
| Published: Dec 02, 2013
Ectoderm is one of three germ layers--groups of cells that coalesce early during the embryonic life of all animals except maybe sponges, and from…
EmbryosEmbryologyGastrulationCellsTissues
The French Flag Model
By: Jack Resnik
| Published: May 19, 2011
The French flag model represents how embryonic cells receive and respond to genetic information and subsequently differentiate into patterns. Created…
ModelsGenetics
Preimplantation Genetic Diagnosis
By: Nathalie Antonios
| Published: Mar 24, 2011
Preimplantation genetic diagnosis (PGD) involves testing for specific genetic conditions prior to the implantation of an embryo in the uterine wall.…
TechnologyPreimplantation DiagnosisReproductionFertilizationgenetic testing
Embryonic Differentiation in Animals
By: Sarah Ly
| Published: Mar 03, 2011
Embryonic differentiation is the process of development during which embryonic cells specialize and diverse tissue structures arise. Animals are made…
differentiation
"Embryonic Stem Cell Lines Derived from Human Blastocytes" (1998), by James Thomson
By: Ke Wu
| Published: Feb 01, 2011
After becoming chief pathologist at the University of Wisconsin-Madison Wisconsin Regional Primate Center in 1995, James A. Thomson began his…
Stem CellsExperimentsPublicationsHuman Development
"Embryonic Stem Cell Lines Derived from Human Blastocytes" (1998), by James Thomson
By: Ke Wu
| Published: Feb 01, 2011
After becoming chief pathologist at the University of Wisconsin-Madison Wisconsin Regional Primate Center in 1995, James A. Thomson began his…
Stem CellsExperimentsPublicationsHuman Development