Results 51 to 60 of about 5,300 (193)

The tandem–random transition of cellular patterning: proposed roles of N‐cadherin‐based orientational cell adhesions in the development, maintenance, and degeneration of the nucleus pulposus

open access: yesBiological Reviews, Volume 101, Issue 1, Page 268-278, February 2026.
ABSTRACT Intervertebral disc degeneration (IDD) can contribute to lower back and neck pain. In IDD, the most affected component of the intervertebral disc is the nucleus pulposus (NP). Derived from the notochord, where cells are organized into a tandem configuration, young NP cells cluster in three‐dimensional (3D) networks embedded in a gelatinous ...
Xiangyun Wei, Nam Vo, Gwendolyn A. Sowa
wiley   +1 more source

Feeding of a pelagic chaetognath, Sagitta friderici Ritter-Záhony off Ubatuba region (São Paulo, Brazil)

open access: yesBrazilian Journal of Oceanography, 1992
The diet of Sagitta friderici off Ubatuba region, São Paulo State, was studied in March, 1989. Specimens were collected with a closing-net during three days at six hours' intervals (00:00; 06:00; 12:00; 18:00 h), at a fixed station of 38 m depth.
Luz Amelia Vega-Pérez, Tsui Hua Liang
doaj   +1 more source

A quantitative ecological study of selected nearshore marine plants and animals at the Diablo Canyon power plant site: a pre-operational baseline, 1973-1978 [PDF]

open access: yes, 1984
Biologists of the California Department of Fish and Game, under contract with the Pacific Gas and Electric Company, conducted surveys or intertidal and subtidal plants and animals 1n the vicinity of the Diablo Canyon Nuclear Power Plant for the summer ...
Gotshall, Daniel W.   +4 more
core  

Population genomics of marine zooplankton [PDF]

open access: yes, 2017
Author Posting. © The Author(s), 2017. This is the author's version of the work. It is posted here for personal use, not for redistribution. The definitive version was published in Bucklin, Ann et al.
A Biscontin   +242 more
core   +1 more source

Recombinant Proteins: A Molecular Tool to Understand Marine Adhesion and to Advance Biomaterials

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 3, 19 January 2026.
The production of recombinant proteins represents a fundamental step in the characterisation of marine invertebrate adhesives and in the development of bio‐inspired glues. The association of these proteins with other components such as ions, proteins, polysaccharides, or polymers enables the fabrication of biomaterials for various healthcare ...
Alessandra Whaite   +4 more
wiley   +1 more source

Evaluating Probe Design for Phylogenomics Across Taxonomic Scales: First Steps for Applying Ultraconserved Elements in an Understudied Class (Mollusca: Polyplacophora)

open access: yesMolecular Ecology Resources, Volume 26, Issue 1, January 2026.
ABSTRACT Ultraconserved elements (UCEs) have become a powerful tool for phylogenomics, but probe sets optimized for one lineage often perform inconsistently when applied in others. Here, we designed and tested new UCE probe sets derived from both genome and transcriptome data of an understudied molluscan class, Polyplacophora (chitons).
Zeyuan Chen   +2 more
wiley   +1 more source

Nuevos registros de Appendicularia (Urochordata) y otras especies de zooplancton en el Pacífico tropical mexicano

open access: yesActa Zoológica Lilloana
Se reportan nuevos registros de zooplancton en el Pacífico tropical mexicano, con un énfasis particular en apendicularias. Las muestras se recolectaron entre enero de 2023 y junio de 2024 en diversas localidades utilizando redes de plancton, así como ...
Carlos Alberto Sandoval-Navarrete   +5 more
doaj   +1 more source

Variación fenotípica y genética en el tunicado Pyura praeputialis (Heller, 1878) en el área norte de la Bahía de Antofagasta, Chile Phenotypic and genetic variation in tunicate Pyura praeputialis (Heller, 1878) in the northern sac of the Antofagasta Bay

open access: yesRevista Chilena de Historia Natural, 2002
La morfología de los "piures" (Urochordata: Tunicata) es altamente variable, mostrando diferencias hábitat-específicas con una base intra- o interespecífica, lo cual dificulta la comprensión de sus significados taxonómicos, ecológicos y evolutivos. En el
MARCELA ASTORGA   +3 more
doaj  

Evolution and origin of merlin, the product of the Neurofibromatosis type 2 (NF2) tumor-suppressor gene

open access: yesBMC Evolutionary Biology, 2005
Background Merlin, the product of the Neurofibromatosis type 2 (NF2) tumor suppressor gene, belongs to the ezrin-radixin-moesin (ERM) subgroup of the protein 4.1 superfamily, which links cell surface glycoproteins to the actin cytoskeleton.
Omelyanchuk Leonid V   +4 more
doaj   +1 more source

Comparison of translation loads for standard and alternative genetic codes [PDF]

open access: yes, 2010
Background The (almost) universality of the genetic code is one of the most intriguing properties of cellular life. Nevertheless, several variants of the standard genetic code have been observed, which differ in one or several of 64 codon assignments and
Stefanie Gabriele Sammet   +2 more
core   +2 more sources

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