Results 51 to 60 of about 1,368,843 (281)

Genomic control of patterning [PDF]

open access: yes, 2009
The development of multicellular organisms involves the partitioning of the organism into territories of cells of specific structure and function. The information for spatial patterning processes is directly encoded in the genome.
Davidson, Eric H., Peter, Isabelle S.
core   +2 more sources

Diablo Canyon power plant site ecological study Quarterly Report no. 7; January 1 - March 31, 1975 [PDF]

open access: yes, 1975
During the period January 1 - March 31, 1975 we relocated and remarked five permanent subtidal stations and surveyed 28 random and two permanent intertidal stations.
Gotshall, Daniel W.   +2 more
core  

Spatial and temporal patterns of gene expression during neurogenesis in the sea urchin Lytechinus variegatus

open access: yesEvoDevo, 2019
Background The sea urchin is a basal deuterostome that is more closely related to vertebrates than many organisms traditionally used to study neurogenesis.
Leslie A. Slota   +2 more
doaj   +1 more source

Poster: The Sea Urchin [PDF]

open access: yesScience, 2006
The announcement of the sequencing of the genome of the sea urchin Strongylocentrotus purpuratus is the latest glowing chapter in the long history of contributions from sea urchin researchers to fundamental principles of cell biology, developmental biology, and gene regulation.
openaire   +2 more sources

Diablo Canyon power plant site ecological study Quarterly Report no. 6; October 1 - December 31, 1974 [PDF]

open access: yes, 1974
During the period October 1 - December 31, 1974, a total of six permanent subtidal stations and ten random intertidal stations were surveyed. Red tides and rough seas limited both the commerical abalone and sea urchin fishery activities. Most activity
Gotshall, Daniel W.   +2 more
core   +1 more source

Genomic signatures of exceptional longevity and negligible aging in the long-lived red sea urchin

open access: yesCell Reports
Summary: The red sea urchin (Mesocentrotus franciscanus) is one of the Earth’s longest-living animals, reported to live more than 100 years with indeterminate growth, life-long reproduction, and no increase in mortality rate with age.
Jennifer M. Polinski   +3 more
doaj   +1 more source

Karyotyping and localization of genes on the chromosomes of the sea urchins, Strongylocentrotus drobachiensis and Strongylocentrotus purpuratus [PDF]

open access: yes, 2009
The purple sea urchin, Strongylocentrotus purpuratus , is an important model for probing gene interactions during animal development and is the only non-chordate deuterostome for which a complete genome sequence is available.
Eno, Celeste Chloe
core   +2 more sources

Sequencing and analysis of the gastrula transcriptome of the brittle star Ophiocoma wendtii [PDF]

open access: yes, 2012
Background The gastrula stage represents the point in development at which the three primary germ layers diverge. At this point the gene regulatory networks that specify the germ layers are established and the genes that define the differentiated states ...
Garey, James R.   +4 more
core   +2 more sources

Ingestion, Absorption and Assimilation Efficiencies, and Production in the Sea Urchin Arbacia dufresnii Fed a Formulated Feed

open access: yesJournal of Shellfish Research, 2016
Sea urchins have been used as a source of food from prehistoric times and as a research animal model since the 19th century. They presently are harvested in many parts of the world.
T. Rubilar   +6 more
semanticscholar   +1 more source

Polysaccharide Constituents of Three Types of Sea Urchin Shells and Their Anti-Inflammatory Activities

open access: yesMarine Drugs, 2015
As a source of potent anti-inflammatory traditional medicines, the quantitative chromatographic fingerprints of sea urchin shell polysaccharides were well established via pre-column derivatization high performance liquid chromatography (HPLC) analysis ...
Heng Jiao   +6 more
doaj   +1 more source

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