What Is Retinal Pigment Epithelium ?
Retinal pigment epithelium (RPE) is the pigmented cell layer outside the neurosensory retina, which nourishes retinal visual cells, firmly attached to the underlying choroid and overlying retinal ...
Brief Introduction of Fluorescence In Situ Hybridization
Fluorescent In Situ Hybridization(FISH) is a method used to determine cell ploidy and locate a target segment of DNA on a chromosome. The DNA of interest is labeled with a fluorescent dye and ...
Several Questions About Embryonic Stem Cells
What are embryonic stem cells?Embryonic stem cells are cells derived from embryos. Most embryonic stem cells are derived from embryos that develop from eggs that have been fertilized in an in vitro ...