Results 111 to 120 of about 12,547 (137)

Cytological changes during bioluminescence production in dissociated photocytes from the ophiuroid Amphipholis squamata (Echinodermata)

open access: yesCell and Tissue Research, 2000
Bioluminescence in the ophiuroid Amphipholis squamata is produced by photocytes located within the spinal ganglia of arm spines. Ganglionic cells were dissociated (pronase digestion) and photocytes separated from other cell types by using a continuous ...
Jerome Mallefet, Michel Jangoux
exaly   +1 more source
Some of the next articles are maybe not open access.

Modulatory effects of some amino acids and neuropeptides on luminescence in the brittlestar Amphipholis squamata

Journal of Experimental Biology, 1999
ABSTRACT Amphipholis squamata is a polychromatic luminescent ophiuroid. The effects of amino acids ( γ-aminobutyric acid, GABA, taurine, glycine and glutamate), N-methyl-D-aspartate (NMDA) and the invertebrate neuropeptides Antho-RFamide, FMRFamide and SALMFamides S1 and S2 were tested on acetylcholine-induced luminescence from isolated ...
, Bremaeker   +3 more
openaire   +2 more sources

Ultrastructure of the male reproductive system and of spermatogenesis in the viviparous brittle‐star, Amphipholis squamata

Journal of Morphology, 1984
AbstractThe fine structure of the male reproductive system of the hermaphroditic brittle‐star, Amphipholis squamata, has been studied in specimens from both the Pacific coast (Washington) and the Atlantic coast (New Hampshire). Each testis is a small (100‐μm) sphere and is attached to the internal wall of the bursa by peritoneal suspensor cells ...
John, Buckland-Nicks   +2 more
openaire   +2 more sources

Luminous capabilities and life-history traits of the polychromatic ophiuroid Amphipholis squamata in two isolated populations from Oliveri-Tindari lagoon system, Sicily

open access: yes, 2000
Amphipholis squamata is a small ophiuroid with a worldwide distribution except for Polar regions. Global populations of A. squamata! are morphologically uniform but inter- and intrapopulational variability occurs at levels from the population to the ...
Jerome Mallefet
exaly   +2 more sources

Cytological changes during bioluminescence production in dissociated photocytes from the ophiuroid Amphipholis squamata (Echinodermata)

Cell and Tissue Research, 1999
Bioluminescence in the ophiuroid Amphipholis squamata is produced by photocytes located within the spinal ganglia of arm spines. Ganglionic cells were dissociated (pronase digestion) and photocytes separated from other cell types by using a continuous density Percoll gradient.
Deheyn, Dimitri   +2 more
openaire   +3 more sources

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