Search

Displaying 331 - 340 of 515

Gavin Rylands de Beer (1899-1972)

By: Megan Kearl | Published: Jun 02, 2010

Gavin de Beer was an English zoologist known for his contributions to evolution and embryology, in particular for showing the inadequacy of the germ…

PeopleBiographyEvolutionZoology

Neonatal Respiratory Distress Syndrome and Its Treatment with Artificial Surfactant

By: Olivia Mandile | Published: Aug 30, 2017

Neonatal respiratory distress syndrome, previously called hyaline membrane disease, is a respiratory disease affecting premature newborns. Neonatal…

Surface active agentsLungs--Blood-vessels--DiseasesRespiratory Distress Syndrome, AdultNeonatal emergenciesRespiratory therapy for newborn infants

"Sheep Cloned by Nuclear Transfer from a Cultured Cell Line" (1996), by Keith Campbell, Jim McWhir, William Ritchie, and Ian Wilmut

By: Zane Bartlett | Published: Sep 19, 2014

In 1995 and 1996, researchers at the Roslin Institute in Edinburgh, Scotland, cloned mammals for the first time. Keith Campbell, Jim McWhir, William…

CloningClone CellsCloning, MolecularCloning, OrganismExperiments

A. Z. v. B. Z. (2000)

By: Jennifer E. Chapman | Published: Nov 01, 2013

In A.Z. v. B.Z. (2000), the Supreme Judicial Court of Massachusetts in Boston, Massachusetts, affirmed a lower courtÕs decision, ruling that…

LawFrozen human embryosFertilization in VitroPregnancyEmbryos

Edmund Beecher Wilson (1856-1939)

By: Jane Maienschein | Published: Aug 05, 2013

Edmund Beecher Wilson contributed to cell biology, the study of cells, in the US during the end of the nineteenth and the beginning of the twentieth…

EmbryologyCellsCytologyHeredityEvolution

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

Neural Tube Defects (NTD): Folic Acid and Pregnancy

By: Tristan Cooper-Roth | Published: Oct 20, 2010

In the US, one in 1000 births is affected by neural tube defects (NTD). A neural tube defect is a birth defect involving the malformation of body…

Neural Tube DefectsReproductionCongenital DisordersHuman Development

Intrauterine Insemination

By: Tian Zhu | Published: Jul 22, 2009

Intrauterine insemination (IUI), also known as artificial insemination, is one of the earliest and simplest assisted reproductive technologies (ART…

TechnologyArtificial InseminationFertilizationReproduction

Ovum Humanum: Growth, Maturation, Nourishment, Fertilization and Early Development (1960), by Landrum Brewer Shettles

By: Stephen C. Ruffenach | Published: Jul 21, 2009

Ovum Humanum was written and compiled by Dr. Landrum Brewer Shettles while he worked as a doctor in New York. The publication contains an atlas of…

LiteraturePublicationsReproductionHuman DevelopmentOva

Washington University in St. Louis

By: Adam R. Navis | Published: Nov 08, 2007

Washington University in St. Louis served as the backdrop for many scientific discoveries, including that of nerve growth factor (NGF). Many of the…

OrganizationOrganizationsEducation