Search on: BLASTOCYST 
Descriptors Found: 1
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Descriptor English:   Blastocyst 
Descriptor Spanish:   Blastocisto 
Descriptor Portuguese:   Blastocisto 
Synonyms English:   Embryo, Preimplantation  
Tree Number:   A16.254.500
Definition English:   A post-MORULA preimplantation mammalian embryo that develops from a 32-cell stage into a fluid-filled hollow ball of over a hundred cells. A blastocyst has two distinctive tissues. The outer layer of trophoblasts gives rise to extra-embryonic tissues. The inner cell mass gives rise to the embryonic disc and eventual embryo proper. 
Indexing Annotation English:   Mammalian only; non-mammalian, use BLASTULA; /transpl: coordinate BLASTOCYST (NIM with no qualifiers) + EMBRYO TRANSFER (IM); do not confuse with BLASTOCYTES see BLASTOMERES
Entry Combination - descr/qualif English:   Blastocyst/transplantation use Embryo Transfer
 
History Note English:   74 
Allowable Qualifiers English:  
chemistry classification
cytology drug effects
enzymology immunology
metabolism microbiology
pathology physiology
parasitology radiography
radiation effects radionuclide imaging
secretion ultrastructure
ultrasonography virology
Record Number:   1779 
Unique Identifier:   D001755 

Occurrence in VHL:
 

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