Results 51 to 60 of about 4,133 (215)

Biochemical Studies on the Pearl-Oyster (Pinctada martensi)

open access: yesJournal of the agricultural chemical society of Japan, 1949
The fresh meat was divided into 6 parts adductor muscle, internal organs, mantle, gill, pedestal and mucilage, and the glycogen contents were determined according to the season. Among the fresh meat, the glycogen content is largest in the adductor muscles. The glycogen content of the mantle, gill and pedestal remajns to be about the same throughout the
openaire   +7 more sources

Reliable Inference of Phylogenomic Relationship via Assembly‐Based Strategy Accommodating Raw Reads and Proteins

open access: yesMolecular Ecology Resources, Volume 26, Issue 3, April 2026.
ABSTRACT Phylogenomics is a transformative approach in systematics, conservation biology, and biomedical research, enabling the inference of evolutionary relationships by leveraging hundreds to thousands of genes from genomic or transcriptomic data. However, acquiring high‐quality genomes and transcriptomes necessitates samples with intact DNA and RNA,
Yunlong Li   +5 more
wiley   +1 more source

Novel Bone Void Filling Cement Compositions Based on Shell Nacre and Siloxane Methacrylate Resin: Development and Characterization

open access: yesBioengineering, 2023
Shell nacre from Pinctada species has been extensively researched for managing bone defects. However, there is a gap in the research regarding using shell nacre powder as a cement with improved biological and physicochemical properties.
Bridget Jeyatha Wilson   +1 more
doaj   +1 more source

Multiple Twinning in Nacre and Aragonite

open access: yesAdvanced Functional Materials, Volume 36, Issue 20, 9 March 2026.
Electron backscatter diffraction map of a cluster of geologic aragonite, exhibiting single, double, and triple twins. The whole cluster is approximately 2 cm wide. Colors indicate crystal orientations, so that pixels where the a‐, b‐, and c‐axis is perpendicular to the image plane are green, red, and blue, respectively.
Connor A. Schmidt   +7 more
wiley   +1 more source

The pearl oyster Pinctada imbricata radiata (Leach, 1814) (Bivalvia: Pteriidae) reaches Minorca, Balearic Islands

open access: yes, 2020
We report on the presence of the pearl oyster Pinctada imbricata radiata (Leach, 1814) in two sheltered areas of the island of Minorca, Maó Harbour and Fornells Bay. Shallow depths (0-1.5 m) have been surveyed by free diving.
Sales, Marta   +6 more
core  

Salinity–temperature interaction drives metabolic and energetic changes in an Arctic crustacean

open access: yesEcosphere, Volume 17, Issue 3, March 2026.
Abstract The Arctic is shifting towards a prevalence of warm and more saline Atlantic‐like waters. These changes in the marine environment pose significant challenges for the ecophysiology of marine invertebrates. Here, we measured the metabolic enzyme activity of citrate synthase and lactate dehydrogenase, as well as the energy content and level of ...
Pauline Bourdin   +5 more
wiley   +1 more source

Western Australian Silver-lipped Pearl Oyster (Pinctada maxima) Industry

open access: yes, 2016
This report provides a comprehensive description of the pearling (Pinctada maxima) industry in Western Australia. The pearling industry is comprised of the wild capture and cultivation of the silver-lipped pearl oyster Pinctada maxima in Western ...
Travaille, K. L.   +6 more
core   +1 more source

A novel birnavirus identified as the causative agent of summer atrophy of pearl oyster (Pinctada fucata (Gould)) [PDF]

open access: yesPeerJ
The Akoya pearl oyster (Pinctada fucata (Gould)) is the most important species for pearl cultivation in Japan. Mass mortality of 0-year-old juvenile oysters and anomalies in adults, known as summer atrophy, have been observed in major pearl farming areas
Tomomasa Matsuyama   +7 more
doaj   +2 more sources

Precursor Mineral Phases of Forming Mollusk Shell Nacre: A Study of Hydrated Samples

open access: yesAdvanced Functional Materials, Volume 36, Issue 17, 26 February 2026.
Mineral, organic phase, and water are the essential components in mollusk shell nacre formation. Their interplay is not well understood, because the hydrated material is difficult to observe at high resolution, under close to native conditions. Forming nacre is studied using environmental and cryo‐electron microscopy and hydrated ACC phases, together ...
Anna Kozell   +4 more
wiley   +1 more source

Chromosome complement of the Indian pearl oyster Pinctada fucata (Gould) [PDF]

open access: yes, 1987
The chromosome number (n = 14, 2n = 28) of the Indian pearl oyster Pinctada fucata (Gould) is reported for the first time. It conforms with *he chromosome number reported for P. fucata martensii from Japan and P. imhricata from the Atlantic.
Sreenivasan, P V, Alagarswami, K
core  

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