Results 51 to 60 of about 5,535 (176)

Cambrian small shelly fossils from North Greenland (eastern Laurentia; Series 2, Stage 4) with regional and global correlations

open access: yesPapers in Palaeontology, Volume 12, Issue 4, July/August 2026.
Abstract Cambrian Series 2 represents a key interval for documenting the evolution and diversification of early biomineralized skeletal animals. In this interval, small shelly fossils (SSF) provide an essential archive for regional biostratigraphy and intercontinental correlation.
Yeongju Oh   +2 more
wiley   +1 more source

Spatial Complexity and Rare‐Taxon Turnover Structures Benthic Coral Reef eDNA Communities

open access: yesMolecular Ecology, Volume 35, Issue 14, July 2026.
ABSTRACT Environmental DNA (eDNA) metabarcoding has transformed spatial biodiversity assessments, although its capacity to distinguish persistent from dynamic elements of ecological communities through time remains largely unknown. We asked to what degree eDNA signals on coral reefs are temporally consistent representations of community composition or ...
Patrick K. Nichols, Peter B. Marko
wiley   +1 more source

Progress and Challenges in Phylogenomics and Genomics of Lophotrochozoa/Spiralia

open access: yesZoologica Scripta, Volume 55, Issue 4, Page 521-544, July 2026.
ABSTRACT Lophotrochozoa is one of the three major bilaterian groups comprising more than half of the bilaterian phyla. Lophotrochozoa includes among others Mollusca, Annelida, Platyhelminthes and Rotifera. Despite representing such a large proportion of animal diversity, they are historically understudied and genomic resources have been scarce. However,
Torsten H. Struck
wiley   +1 more source

Porifera

open access: yesRecords of the Zoological Survey of India, 1912
No Abstract.
openaire   +1 more source

Marine silicon for biomedical sustainability

open access: yesBMEMat, Volume 4, Issue 2, June 2026.
Schematic illustrating marine silicon for biomedical engineering. Abstract Despite momentous divergence from oceanic origin, human beings and marine organisms exhibit elemental homology through silicon utilization. Notably, silicon serves as a critical constituent in multiple biomedical processes.
Yahui Han   +3 more
wiley   +1 more source

Porifera

open access: yes
Fil: Lazo, Dario Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales.
Garberoglio, Ricardo Miguel   +2 more
  +5 more sources

Lithistid sponges from submarine caves in the Mediterranean: taxonomy and affinities

open access: yesScientia Marina, 2011
Several lithistid sponges are described from Mediterranean caves occurring in the northwestern and Adriatic basins. In the Corallistidae, Neoschrammeniella bowerbanki and Neophrissospongia nolitangere are recorded for the first time from the ...
Andrzej Pisera, Jean Vacelet
doaj   +1 more source

ParaHox Genes Revisited: From Gut Patterning to Integrated Axial and Neural Organization in Rotifera

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, Volume 346, Issue 4, Page 357-369, June 2026.
In rotifers, ParaHox genes show a dispersed genomic organization, with Xlox absent across gnathiferans. Exclusive neuronal expression of Gsx and Cdx reveals that ancestral ParaHox genes coordinated neural and epithelial development beyond gut patterning, suggesting an integrated role in early bilaterian body plan organization.
Andreas C. Fröbius   +2 more
wiley   +1 more source

Diversity and distribution of Porifera Phylum in the coral reefs of South Buru District, Buru Island, Maluku [PDF]

open access: yesBIO Web of Conferences
Buru Island is part of the Wallacea region, known for its high marine biodiversity and relatively unexplored coral reef ecosystems, making it a valuable area for egological research. This study inverstigates the community structure of the Porifera phylum
Hutagaol Irvan Davi   +9 more
doaj   +1 more source

Toward Efficient Cellulosic Biomass Breakdown: Enzymatic Innovation and Kinetic Insights

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 6, June 2026.
By combining a processive GH7, CBM2a, and GH3 into single enzyme, the GCG fusion protein effectively breaks down crystalline cellulose. This tri‐domain architecture reduces cellobiose inhibition at the cellulose surface allowing for the simultaneous targeting of the substrate, depolymerization, and removal of products.
Anoth Maharjan   +4 more
wiley   +1 more source

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