The Blastula Pages on BioPortfolio:

BioPortfolio - Blastula
The blastula is an early stage of embryonic development in animals. It is also called blastosphere. It is produced by cleavage of a fertilized ovum and ...
http://www.bioportfolio.com/indepth/Blastula.html...

BioPortfolio - Embryology
In animals, the blastula develops in one of two ways that divides the whole animal ... If in the blastula the first pore becomes the mouth of the animal,
...
http://www.bioportfolio.com/indepth/Embryology.html...

BioPortfolio - Embryology - InDepth
becomes a hollow ball, or blastula, which develops a hole or pore at one end. ... blastula changes into a more differentiated structure called the gastrula.
...
http://www.bioportfolio.com/indepth/Embryology.pdf...

BioPortfolio - Gastrula
It follows on from the blastula phase. (From the Wikpedia article Gastrula.) Download PDF containing detailed information. PDF Version ...
http://www.bioportfolio.com/indepth/Gastrula.html...

BioPortfolio - Gastrula - InDepth
the blastula phase. (From the Wikpedia article Gastrula.) ... The entire zebrafish blastula-gastrula margin acts as an organizer dependent on the ratio
of ...
http://www.bioportfolio.com/indepth/Gastrula.pdf...

BioPortfolio - Morphogenesis - InDepth
30 Oct 2009 ... change from a cluster of nearly identical cells at the blastula stage to a post- gastrulation embryo with structured tissues and organs is ...
http://www.bioportfolio.com/indepth/Morphogenesis.pdf...

BioPortfolio - Morphogenesis
In the human embryo, the change from a cluster of nearly identical cells at the blastula stage to a post-gastrulation embryo with structured tissues and ...
http://www.bioportfolio.com/indepth/Morphogenesis.html...

BioPortfolio - grem1 - gremlin 1 homolog, cysteine knot ...
15749084, Gremlin encodes a maternal transcript, and the zygotic transcription is turned on at the mid-blastula transition. ...
http://www.bioportfolio.com/gene/405778-grem1.html...

BioPortfolio - Blastoderm - InDepth
Oct 1. (DOI Direct Link). • DNA replication times the cell cycle and contributes to the mid-blastula transition in Drosophila ...
http://www.bioportfolio.com/indepth/Blastoderm.pdf...

BioPortfolio - Blastoderm
DNA replication times the cell cycle and contributes to the mid-blastula transition in Drosophila embryos. We examined the contribution of S phase in
timing ...
http://www.bioportfolio.com/indepth/Blastoderm.html...

Results from other life science and pharmaceutical sites:

Blastula - Wikipedia, the free encyclopedia
The blastula (from Greek βλαστός (blastos), meaning "sprout") is an early stage of embryonic development in animals. It is also called blastosphere. ...
http://en.wikipedia.org/wiki/Blastula...

Expression of Siamois and Twin in the blastula Chordin/Noggin ...
The blastula Chordin- and Noggin-expressing (BCNE) center located in the dorsal animal region of the Xenopus blastula embryo contains both prospective ...
http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=22...

Cyclin D and cdk4 Are Required for Normal Development beyond the ...
Cyclin D mRNA increases dramatically in embryos at the early blastula stage and remains .... Embryos that were grown past the mesenchyme blastula stage were ...
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC133905/...

Neural Induction without Mesoderm in Xenopus
The authors call this group of cells the BCNE (blastula Chordin- and Noggin- expressing) center, based on their previous observation that this center ...
http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=40...

Measurements of mechanical properties of the blastula wall reveal ...
Here, we measured the composite elastic modulus of the cellular and extracellular matrix layers in the blastula wall of Strongylocentrotus
purpuratus ...
http://www.ncbi.nlm.nih.gov/pubmed/10328917...

Glossary terms : Calcium signalling during embryonic development ...
BLASTULA. In many animals, this is a hollow ball of cells that forms ... This process converts a single-layered blastula into a double-layered gastrula. ...
http://www.nature.com/nrm/journal/v4/n7/glossary/nrm1149.htm...

Cell lineage of zebrafish blastomeres. III. Clonal analyses of the ...
Cells that descend from a single blastomere remain closely associated together through the end of the blastula stage. At the time when epiboly begins (early
...
http://www.ncbi.nlm.nih.gov/pubmed/3972184...

Cell - Sea urchin embryo mRNA sequences expressed in the nuclear ...
We have compared the total single-copy sequences transcribed as nuclear RNA in blastula and pluteus stage embryos of the sea urchin Tripneustes gratilla by ...
http://www.cell.com/abstract/0092-8674(78)90348-3...

Fibronectin distribution in the chick embryo during formation of ...
The distribution of the fibronectin-rich extracellular matrix (ECM) in the chick embryo during formation of the blastula has been evaluated ...
http://www.ncbi.nlm.nih.gov/pubmed/2053709...

Embryogenesis - Wikipedia, the free encyclopedia
After the cleavage has produced over 100 cells, the embryo is called a blastula. The blastula is usually a spherical ...
http://en.wikipedia.org/wiki/Embryogenesis...

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