Results 91 to 100 of about 5,160 (177)

Use of Natural Antimicrobial Peptides and Bacterial Biopolymers for Cultured Pearl Production

open access: yesMarine Drugs, 2015
Cultured pearls are the product of grafting and rearing of Pinctada margaritifera pearl oysters in their natural environment. Nucleus rejections and oyster mortality appear to result from bacterial infections or from an inappropriate grafting practice ...
Christelle Simon-Colin   +6 more
doaj   +1 more source

KANDUNGAN MINERAL TEPUNG CANGKANG KERANG PINCTADA MARGARITIFERA

open access: yes, 2018
Penelitian ini bertujuan untuk menganalisis kandungan mineral tepung cangkang kerang Pinctada margaritifera dengan lokasi perairan yang berbeda. Cangkang kerang dikumpulkan dari 3 (tiga) lokasi yaitu: pesisir perairan Arakan Minahasa Selatan, Bahoi ...
Kalesaran, Ockstan J., Lumenta, Cyska
core  

An overview of Principal Components Analysis approaches in Raman studies of cultural heritage materials

open access: yesJournal of Raman Spectroscopy, Volume 55, Issue 2, Page 125-147, February 2024.
The present overview answers the need of evaluating the current state of the art concerning the application of principal components analysis (PCA) to Raman spectroscopy studies of cultural heritage materials. Painting materials, both colouring and binding ones, were considered, together with natural and synthetic glasses, biogenic and mineral ...
Alessia Coccato, Maria Cristina Caggiani
wiley   +1 more source

Infestation of the pearl oysters by the boring and fouling organisms in the northern coast of Persian Gulf

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 1995
Infestation of the pearl oysters Pinctada margatifera and Pinctada fucata b the boring and fouling organisms at pearl culture farms as well as in the wild were studied in the northern coast of Persian Gulf Barnacles, spat of edible oysters and ...
M. Saveh dorodi
doaj  

Redescription of Larval Development in Cultured Pearl Oyster Pinctada maxima

open access: yesIlmu Kelautan, 2018
Larval development plays a major role in efficient pearl culture. The cultured larvae will be later used for recipient and donor oysters in cultured pearl production. Larval developmental stage of silver lip pearl oyster Pinctada maxima has been reported
Jeane Siswitasari Mulyana   +2 more
doaj   +1 more source

Cultivation of the black-lip pearl oyster Pinctada margaritifera (L.)

open access: yesJournal of Conchology, 1966
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Fluorescence from pearls and shells of black lip oyster, Pinctada margaritifera, and its contribution to the distinction of mother oysters used in pearl culture [PDF]

open access: yes, 1987
The fluoresence of pearls and shells of Pinctada margaritifera (black lip oyster) has been measured in order to distinguish the species of mother oysters which produce those pearls. A distinction is possible for pearls of P.
三好, 正毅   +2 more
core  

La nacre Pinctada margaritifera : caractérisation physico-chimique, propriétés biomécaniques et cytocompatibilité in vitro

open access: yes, 2003
Pinctada maxima nacra (mother-of-pearl) has been recently proposed as a bone substitute. The purpose of this work was to assess the in vitro cytocompatibility of Pinctada margaritifera nacre and its physico-chemical and biomechanical ...
COGNET, J.-M.   +5 more
core   +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   +1 more source

Effect of food conditioning on gonadic activity in the oyster Pinctada margaritifera [PDF]

open access: yes, 2009
Preliminary experiments allowed defining basic requirements of Pinctada margaritifera for somatic and gonadic growth in controlled conditions. This study was continued by observation of the gametogenesis at a cellular level. In April/May 2008, 125 oysters were conditioned for 30 days in 25 tubular tanks (30 L). Water was renewed 4 times/hour.
Le Moullac, Gilles   +4 more
openaire  

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