Results 101 to 110 of about 1,100 (185)

UV-VIS-NIR Reflectance Spectroscopy of Natural-Color Saltwater Cultured Pearls from Pinctada Margaritifera

open access: yes, 2011
International audienceNatural-color saltwater cultured pearls from Pinctada margaritifera were studied by diffuse reflectance UV-Vis-NIR spectroscopy to identify the absorption features associated with their various colors.
Fritsch, Emmanuel   +3 more
core   +1 more source

Molecular Pathways and Pigments Underlying the Colors of the Pearl Oyster Pinctada margaritifera var. cumingii (Linnaeus 1758). [PDF]

open access: yesGenes (Basel), 2021
Stenger PL   +8 more
europepmc   +1 more source

Keragaman Genetik Populasi Tiram Mutiara (Pinctada margaritifera) Berdasarkan Analisis DNA Mitokonria

open access: yes, 2008
The black lipped pearl oyester ( Pinctada margaritifera) in one of important species in pearl industry. The object of this study was to determine of genetic diversity by mtDNA PFLP (Restriction Fragment Length Polymorphism) method from five populations ...
Susilowati, Rini
core  

The effect of chemical cues on settlement behaviour of blacklip pearl oyster (Pinctada margaritifera) larvae

open access: yes, 2002
Inducing more rapid or greater degree of settlement of blacklip pearl oyster (Pinctada margaritifera) larvae using chemical cues can significantly improve the commercial hatchery production of this valuable species.
Doroudi, M S   +3 more
core   +1 more source

Estimation of CO2 partial pressure and bicarbonate concentration in the hemolymph of the black-lip pearl oyster Pinctada margaritifera [PDF]

open access: yes, 2015
We examined hemolymph pH, total CO2 content (Tco2, mM/l), CO2 partial pressure (Pco2, mmHg) and bicarbonate concentration ([HCO3-], mM/l) in order to evaluate the acid-base balance of the black-lip pearl oyster Pinctada margaritifera under normoxic ...
1247   +8 more
core  

Dual Roles of the Lysine-Rich Matrix Protein (KRMP)-3 in Shell Formation of Pearl Oyster, Pinctada fucata.

open access: yesPLoS ONE, 2015
Matrix proteins play important roles in shell formation. Our group firstly isolated three cDNAs encoding lysine-rich matrix protein from Pinctada fucata in 2006. However, the functions of KRMPs are not fully understood.
Jian Liang   +8 more
doaj   +1 more source

Exploring thermal tolerance across time and space in a tropical bivalve, Pinctada margaritifera

open access: yesJournal of Experimental Biology
Abstract Ectotherm’s vulnerability to climate change is predicted to increase with temperature variations. Still, translating laboratory observations of organisms’ heat stress responses to the natural fluctuating environment remains challenging.
Lugue, Klervi   +6 more
openaire   +3 more sources

Composition du plancton de Takapoto et régime alimentaire de l'huître perlière Pinctada margaritifera

open access: yes, 1995
Until now, the diet preferences study of the pearl oyster Pinctada margaritifera was carried out on animais maintained in the peripheric lagoon of a volcanic island (Vairao, Tahiti).
Loret, Pascale
core  

Contribution à l'étude histologique de l'huître perlière saine Pinctada margaritifera

open access: yes, 2001
Histology is a technique which allows the observation of tissue structures under light microscope. Tissues visualisation on optical microscope is possible after entire or fractions of living organisms have been processed through different stages ...
Laurent, Emilie
core  

Pearl oysters Pinctada margaritifera grazing on natural plankton in Ahe atoll lagoon (Tuamotu archipelago, French Polynesia)

open access: yes, 2012
International audienceIn atoll lagoons of French Polynesia, growth and reproduction of pearl oysters are mainly driven by plankton concentration. However, the actual diet of black-lip pearl oysters Pinctada margaritifera in these lagoons is poorly known.
Le Moullac, Gilles   +8 more
core   +1 more source

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