Results 31 to 40 of about 1,110 (176)

Discovery, prevalence, and persistence of novel circular single-stranded DNA viruses in the ctenophores Mnemiopsis leidyi and Beroe ovata

open access: yesFrontiers in Microbiology, 2015
Gelatinous zooplankton, such as ctenophores and jellyfish, are important components of marine and brackish ecosystems and play critical roles in aquatic biogeochemistry.
Mya eBreitbart   +14 more
doaj   +1 more source

KEY ELEMENTS OF A SIMULATION MODEL OF HYDROLOGICAL FACTORSOF THE NORTHERN CASPIAN AS ENVIRONMENT HABITAT OF THE СTENOPHORA POPULATION MNEMIOPSIS LEIDY

open access: yesЮг России: экология, развитие, 2014
Analysis of environmental situation in the Caspian and other basins (the Azov and Black Sea ones) showed that the development of an adequate simulation model of hydrological factors in the Northern Caspian as Mnemiopsis leidyi habitat was impossible ...
A. M. Kamakin   +2 more
doaj   +1 more source

Horizontally transferred genes in the ctenophore Mnemiopsis leidyi [PDF]

open access: yesPeerJ, 2018
Horizontal gene transfer (HGT) has had major impacts on the biology of a wide range of organisms from antibiotic resistance in bacteria to adaptations to herbivory in arthropods. A growing body of literature shows that HGT between non-animals and animals
Alexandra M. Hernandez, Joseph F. Ryan
doaj   +2 more sources

Zoology: At Last an Exit for Ctenophores [PDF]

open access: yesCurrent Biology, 2016
Ctenophores, one of the most basal branches in the tree of life, have been found to have a through-gut, complete with mouth and anus. Basal animals are surprisingly complex and simplification has been rampant in animal evolution.
openaire   +2 more sources

Genomic organization, evolution, and expression of photoprotein and opsin genes in Mnemiopsis leidyi: a new view of ctenophore photocytes

open access: yesBMC Biology, 2012
Background Calcium-activated photoproteins are luciferase variants found in photocyte cells of bioluminescent jellyfish (Phylum Cnidaria) and comb jellies (Phylum Ctenophora).
Schnitzler Christine E   +14 more
doaj   +1 more source

Vallicula multiformis Rankin, 1956 (Ctenophora, Platyctenida): first record from the Indian Ocean [PDF]

open access: yesCheck List, 2015
The benthic ctenophore Vallicula multiformis Rankin, 1956 is recorded for the first time in the Arabian Sea, from the Gulf of Kutch, west coast of India in March 2013.
Amruta Prasade   +3 more
doaj   +3 more sources

Role of SoxE transcription factors in development and disease

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Sox8, Sox9, and Sox10 arose by multiple rounds of genome duplications from a single SoxE gene in ancestral vertebrates. In this review, we will briefly discuss the molecular structure and function of SoxE transcription factors and their evolutionary origin. We will then discuss their expression, function, and developmental disorders.
Merin Lawrence, Gerhard Schlosser
wiley   +1 more source

Alternative conditions of mass appearance of the scyphozoan jellyfish, Aurelia aurita (Linnaeus, 1758), and the ctenophore, Pleurobrachia pileus (O.F. Muller, 1776), in plankton of the Black Sea

open access: yesЮг России: экология, развитие, 2020
Aim. The aim of the study is to find out what external factors may be the driving force behind the growth and population dynamics of two ecologically similar species of gelatinous macroplankton (scyphomedusa Aurelia aurita and ctenophore Pleurobrachia ...
B. E. Anninsky   +2 more
doaj   +1 more source

A shining starlet: Nematostella vectensis as a model for developmental, regenerative, and comparative biology

open access: yesDevelopmental Dynamics, EarlyView.
Abstract The sea anemone, Nematostella vectensis, has been used as a model organism in developmental biology studies for many years. This estuarine species has the notable capacity to regenerate its full body plan from small pieces throughout life. Nematostella have been described as having a great degree of cellular plasticity.
Patrick A. Lewis   +3 more
wiley   +1 more source

Rethinking Plasticity in Sponges

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
This systematic review critiques the conceptual confusion caused by the indiscriminate use of “plasticity” in Porifera literature, revealing that researchers often overlook genetic variability and fail to distinguish between real‐time environmental responses and natural selection.
Laura Oliveira, Emilio Lanna
wiley   +1 more source

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