Results 61 to 70 of about 3,282 (155)

Slit-Robo expression in the leech nervous system: insights into eyespot evolution

open access: yesCell & Bioscience, 2023
Background Slit and Robo are evolutionarily conserved ligand and receptor proteins, respectively, but the number of slit and robo gene paralogs varies across recent bilaterian genomes.
Hee-Jin Kwak   +9 more
doaj   +1 more source

A new morphological phylogeny of Malacostraca comparing the application of character dependencies and implied weighting

open access: yesCladistics, Volume 41, Issue 3, Page 283-303, June 2025.
Abstract Using a new character matrix composed of revised matrices of previous analyses and new morphological findings, the phylogeny of Malacostraca (Pancrustacea) is analysed anew with 207 characters for 35 terminal taxa across all recognized orders. Particular emphasis was placed on methodological versatility, including different degrees of implied ...
Markus Grams   +3 more
wiley   +1 more source

The genome sequence of the Rose Chafer, Cetonia aurata (Linnaeus, 1758) [version 2; peer review: 2 approved, 1 approved with reservations]

open access: yesWellcome Open Research
We present a genome assembly from an individual male Cetonia aurata (the Rose Chafer; Arthropoda; Insecta; Coleoptera; Scarabaeidae). The genome sequence is 479.6 megabases in span.
Andrew Grayson, Michael Geiser
doaj   +1 more source

Pigment Dispersing Factors and Their Cognate Receptors in a Crustacean Model, With New Insights Into Distinct Neurons and Their Functions

open access: yesFrontiers in Neuroscience, 2020
Pigment dispersing factors (PDFs, or PDHs in crustaceans) form a structurally related group of neuropeptides found throughout the Ecdysozoa and were first discovered as pigmentary effector hormones in crustaceans.
Jodi L. Alexander   +6 more
doaj   +1 more source

Breakdown of coevolution between symbiotic bacteria Wolbachia and their filarial hosts [PDF]

open access: yesPeerJ, 2016
Wolbachia is an alpha-proteobacterial symbiont widely distributed in arthropods. Since the identification of Wolbachia in certain animal-parasitic nematodes (the Onchocercidae or filariae), the relationship between arthropod and nematode Wolbachia has ...
Emilie Lefoulon   +6 more
doaj   +2 more sources

Bringing together but staying apart: decisive differences in animal and fungal mitochondrial inner membrane fusion

open access: yesBiological Reviews, Volume 100, Issue 2, Page 920-935, April 2025.
ABSTRACT Mitochondria are dynamic and plastic, undergoing continuous fission and fusion and rearrangement of their bioenergetic sub‐compartments called cristae. These fascinating processes are best understood in animal and fungal models, which are taxonomically grouped together in the expansive Opisthokonta supergroup.
Hassan Hashimi   +2 more
wiley   +1 more source

TaxMan: a taxonomic database manager [PDF]

open access: yes, 2006
Background Phylogenetic analysis of large, multiple-gene datasets, assembled from public sequence databases, is rapidly becoming a popular way to approach difficult phylogenetic problems.
Blaxter Mark   +5 more
core   +1 more source

Hepatincolaceae (Alphaproteobacteria) are Distinct From Holosporales and Independently Evolved to Associate With Ecdysozoa

open access: yesEnvironmental Microbiology, Volume 27, Issue 1, January 2025.
The main differences between the ‘Ca. Hepatincolaceae’ and the Holosporales are their habitats and modes of existence. The former are non‐motile bacteria that exist extracellularly in the host gut lumen, associating with microvilli, while the latter are intracellular bacteria, primarily hosted by protists such as amoebae and ciliates, and often possess
Michele Castelli   +8 more
wiley   +1 more source

A peritidal Burgess‐Shale‐type fauna from the middle Cambrian of western Canada

open access: yesPalaeontology, Volume 68, Issue 1, January/February 2025.
Abstract Burgess‐Shale‐type (BST) faunas have proven critical for mapping the Cambrian assembly of animal‐dominated ecosystems, but have so far only been reported from fully subaqueous deposits. Here we integrate evidence from ichnofossils, sedimentary features, and small carbonaceous fossils (SCFs) from the middle Cambrian (Late Guzhangian, Series 3 ...
Giovanni Mussini   +2 more
wiley   +1 more source

The Opisthokonta and the Ecdysozoa may be clades: An update on Philip et al. (2005) [PDF]

open access: yes, 2009
To test the monophyly of Opisthokonta (animal-fungal clade) and Ecdysozoa (nematode-arthropod clade), Philip et al [Mol. Biol. Evol. 22: 1175–1184 (2005)] used sequence data from 10 eukaryotic genomes (an alveolate, a plant, two ascomycetous ...
Marko Prous
core   +1 more source

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