Results 31 to 40 of about 14,394 (155)
Marine plastic debris will move with the flow of water and float and then be fragmented into smaller particles, namely microplastics, sink, and settle on the substrate. Sea urchins, as deposit feeders, can potentially ingest microplastic particles, which
Vanela Chatrin Lekatompessy +2 more
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Gastrulation in the sea urchin
Gastrulation is arguably the most important evolutionary innovation in the animal kingdom. This process provides the basic embryonic architecture, an inner layer separated from an outer layer, from which all animal forms arise. An extraordinarily simple and elegant process of gastrulation is observed in the sea urchin embryo. The cells participating in
McClay, David R. +4 more
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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.
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Sea Urchin (Echinoidea) Distribution and Abundance in the Intertidal Zone of Bengkayang Regency
Sea urchins is the member of Echinoidea. This species can be found in tropical marine water to the poles. The study aimed to know the types, the abundance and spread of sea urchins in Bengkayang Regency. The research, used the transect method.
Andi Ristanto +2 more
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Comparative Raman spectroscopy study of the coelomic fluid of grazing sea urchins and their native seawater: prospect for a potential indicator of environmental aggression [PDF]
Sea urchins have limited ability to move, and they use the watervascular circulation system to pump surrounding sea water in order to set body parts in motion.
F. NEKVAPIL +2 more
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Highly productive kelp beds off Nova Scotia, Canada export detrital material to adjacent sedimentary habitats in deeper waters. We evaluated the importance of this subsidy to sea urchins Strongylocentrotus droebachiensis in less productive habitats ...
K Filbee-Dexter, RE Scheibling
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Poor growth and disease transmission of small sea urchins Strongylocentrotus intermedius in summer greatly hamper the production efficiency of the longline culture.
Fangyuan Hu +9 more
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The challenge of managing the commercial harvesting of the sea urchin Paracentrotus lividus: advanced approaches are required [PDF]
Sea urchins act as a keystone herbivore in marine coastal ecosystems, regulating macrophyte density, which offers refuge for multiple species. In the Mediterranean Sea, both the sea urchin Paracentrotus lividus and fish preying on it are highly valuable ...
Simone Farina +11 more
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In the framework of stock enhancement, field experiments were conducted between March and July 2021 in rocky shores of Central Portugal to test the usefulness of refuges and calcein marking for juvenile sea urchins releases.
Correia Maria João +10 more
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This issue of Developmental Biology features articles that constitute a new wave of insights into how a genome interacts with itself (as DNA) and with effectors-proteins and probably RNAs, collectively operating as a kind of "cis-trans" dualism. We learned a test for allelism in genetics class that bore that Latin name but now it comes as a new day for
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