from The Century Dictionary.
- Of or pertaining to an embryo, or to the embryonic stage of an organism.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Biol.) Pertaining to an embryo, or the initial state of any organ; embryonic.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective of an organism prior to birth or hatching
Sorry, no etymologies found.
Currently, treatment is based on whether a patient's cancer is classified as alveolar or embryonal, which is determined by the appearance of a tumour sample under the microscope.
Because of the "primitive" appearance of the heart, it is sometimes called "spongiform" or "embryonal" cardiomyopathy, and is thought to be caused by incomplete heart cell maturation.
The development of cell culture techniques permitted investigators to establish cultures of embryonal carcinoma cells (EC cells) from murine testicular teratocarcinomas.
When the team returned to Chicago, he was examined, then diagnosed with embryonal cell carcinoma -- cancer.
Martin Evans had worked with mouse embryonal carcinoma (EC) cells, which although they came from tumors could give rise to almost any cell type.
 Kleinsmith LJ, Pierce, G.B. Multipotentiality of single embryonal carcinoma cells.
What was illegal was to use * federal funds* to create new * embryonal* stem cell lines.
A few years later, Kleinsmith and Pierce demonstrated that such tumours were derived from undifferentiated embryonal carcinoma cells .
Human skin is differentiated (i.e., adult), embryonal stem cells are not.
These embryonal carcinoma (EC) cells could be grown on feeder layers of irradiated fibroblasts.