Results 1 to 10 of about 44 (39)

­Reproductive strategies of two common sympatric Mediterranean sponges: Dysidea avara (Dictyoceratida) and Phorbas tenacior (Poecilosclerida) [PDF]

open access: yesPeerJ, 2018
Despite their abundance in benthic ecosystems, life cycles and reproductive features of most sponge species remain unknown. We have studied the main reproductive features of two demosponges, Dysidea avara and Phorbas tenacior, belonging to ...
Sonia de Caralt   +3 more
doaj   +3 more sources

Molecular and morphological congruence of three new cryptic Neopetrosia spp. in the Caribbean [PDF]

open access: yesPeerJ, 2019
Neopetrosia proxima (Porifera: Demospongiae: Haplosclerida) is described as a morphologically variable sponge common on shallow reefs of the Caribbean. However, the range of morphological and reproductive variation within putative N.
Jan Vicente   +3 more
doaj   +3 more sources

Ontogeny of symbiont community structure in two carotenoid-rich, viviparous marine sponges: comparison of microbiomes and analysis of culturable pigmented heterotrophic bacteria. [PDF]

open access: yesEnviron Microbiol Rep, 2019
Summary Marine sponges harbour diverse communities of microbes. Mechanisms used to establish microbial symbioses in sponges are poorly understood, and the relative contributions of horizontal and vertical transmission are unknown for most species.
Sacristán-Soriano O   +9 more
europepmc   +2 more sources

Illyaa Ilyich Mechnikov: life and work [PDF]

open access: yesAnnals of Mechnikov's Institute, 2020
On May 15, 2020, we celebrated the 175th anniversary of the Ilya Metchnikoff, the author of the hypothesis about parenchymella, the father of cellular immunology and inflammation theory, founder of gerontology, aging and longevity science.
Minukhin V. V.   +5 more
doaj   +1 more source

Crambe insularis sp. nov. (Crambeidae: Poecilosclerida) a New Crambeid from the Eastern Tropical North Pacific: Morphological, Molecular and Ontogenetic Approach

open access: yesDiversity, 2023
Specimens of Poecilosclerida taxa, collected from an insular coral community on the Pacific coast of Mexico, were identified as members of the family Crambeidae Lévi, 1963.
Eric Bautista-Guerrero   +2 more
doaj   +1 more source

Ultrastructure and dispersal potential of sponge larvae: tufted versus evenly ciliated parenchymellae [PDF]

open access: yesMarine Ecology, 2008
AbstractIn this work we analyse the ultrastructure and behaviour of two representative types of parenchymella sponge larvae: the evenly ciliated larva of Scopalina lophyropoda, and the tufted larva of Cacospongia mollior. We sought to find correlates of the dispersal abilities and distribution patterns of these species.
Uriz, María Jesús   +2 more
openaire   +2 more sources

The cellular basis of photobehavior in the tufted parenchymella larva of demosponges

open access: yesMarine Biology, 2003
Peer ...
Maldonado, M.   +3 more
openaire   +3 more sources

Ilya Ilyich Mechnikov: life and work

open access: yesAnnals of Mechnikov's Institute, 2020
On May 15, 2020, we celebrated the 175th anniversary of the Ilya Metchnikoff, the author of the hypothesis about parenchymella, the father of cellular immunology and inflammation theory, founder of gerontology, aging and longevity science.
V V Minukhin   +5 more
doaj  

Metchnikoff’s scientific ideas and modernity

open access: yesAnnals of Mechnikov's Institute, 2020
On May 15, 2015, we celebrated the 170th anniversary of the Ilya Metchnikoff, the author of the hypothesis about parenchymella, the father of cellular immunology and inflammation theory, founder of gerontology, aging and longevity science.
N Popov, T Kolotova
doaj  

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