نتایج جستجو برای: Marine sponges

تعداد نتایج: 96081  

Journal: :iranian journal of microbiology 0
d selvakumar department of aquatic biology and fisheries, university of kerala, kariavattom campus, trivandrum 695 581, kerala, india. k arun department of biotechnology, avvm sri pushpam college, poondi, thanjavur613 503, tamil nadu, india. s suguna department of biotechnology, avvm sri pushpam college, poondi, thanjavur613 503, tamil nadu, india. d kumar department of biotechnology, avvm sri pushpam college, poondi, thanjavur613 503, tamil nadu, india. k dhevendaran department of aquatic biology and fisheries, university of kerala, kariavattom campus, trivandrum 695 581, kerala, india.

background and objectives: in the present study, isolation of streptomyces associated with marine sponges and its bioactive potential against fish and shellfish pathogens were assessed. the streptomyces sp. were isolated from the marine sponges namely callyspongia diffusa, mycale mytilorum, tedania anhelans and dysidea fragilis collected from vizhinjam port, situated in the south-west coast of ...

Background: Free radicals cause different diseases. Today’s finding of natural antioxidants is an interest. Marine sponges will be an important drug source in future. In this study the antioxidative effects of some marine sponges from Chabahar Tidal Seashores investigated. Methods: After gathering and recognition of sponges, distilled water and methanol 96% used as solvent for extracti...

Journal: :international journal of marine science and engineering 0

in this study marine sponges of inter tidal zone from hengam island persian gulf were collected by wading at low tides in eskeleh station at  locations 55˚ 53ʹ 40ʺ e & 26˚ 40ʹ 53ʺ n.for identifying identification of sponge samples, acid digestion method as a method of early detection and microtome section to identify the skeletal structure were used.all the identified sponges were from class de...

In this study marine sponges of inter tidal zone from Hengam Island Persian Gulf were collected by wading at low tides in Eskeleh station at  locations 55˚ 53ʹ 40ʺ E & 26˚ 40ʹ 53ʺ N.For identifying identification of sponge samples, acid digestion method as a method of early detection and microtome section to identify the skeletal structure were used.All the identified sponges were from class De...

ژورنال: زیست شناسی دریا 2020
Ilkhani, Mahsa , Nejat Khah Manavi, Parisa , Rabani, Mohammad , Sadat Sadeghi, Mahnaz ,

The marine environment is a rich source of biodiversity and chemical compounds, and based on biodiversity knowledge, it is believed that the highest biodiversity is related to living organisms in tropical and semi-equatorial regions. The goal of this study was the biodiversity of Demospongiae sponge in Assaluyeh area in May 2018. Sampling carried oyu by using Coadrat in three sites with three r...

2012
Mohamed Shaaban Howaida I Abd-Alla Amal Z Hassan Hanan F Aly Mohamed A Ghani

UNLABELLED BACKGROUND More than 15,000 marine products have been described up to now; Sponges are champion producers, concerning the diversity of products that have been found. Most bioactive compounds from sponges were classified into anti-inflammatory, antitumor, immuno- or neurosurpressive, antiviral, antimalarial, antibiotic, or antifouling. Evaluation of in vitro inhibitory effects of d...

Journal: :Anais da Academia Brasileira de Ciencias 2017
Fábio V DE Araújo Marcelle C M Netto Gustavo P Azevedo Marcelly M A Jayme Monica C Nunes-Carvalho Mariana M Silva Flávia L DO Carmo

Marine sponges has been a large reservoir of microbial diversity, with the presence of many species specific populations as well as producing biologically active compounds, which has attracted great biotechnological interest. In order to verify the influence of the environment in the composition of the bacterial community present in marine sponges and biotechnological potential of bacteria isol...

2014
Belkassem El Amraoui Majida El Wahidi Aziz Fassouane

The aim of our research is the screening of extracts of marine sponges for their antifungal activity against phytopathogenic fungi. The in vitro screening of hydroalcoholic and organic extracts of ten marine sponges from Atlantic coast of Morocco against five phytopathogenic fungi (Fusarium oxysporum f.sp. melonis, Fusarium oxysporum f.sp. radicis-lycopersici, Fusarium oxysporum f.sp. ciceris, ...

2015
Susana Rodríguez-Marconi Rodrigo De la Iglesia Beatriz Díez Cássio A. Fonseca Eduardo Hajdu Nicole Trefault Nicole Webster

Sponge-associated microbial communities include members from the three domains of life. In the case of bacteria, they are diverse, host specific and different from the surrounding seawater. However, little is known about the diversity and specificity of Eukarya and Archaea living in association with marine sponges. This knowledge gap is even greater regarding sponges from regions other than tem...

2003
P. Proksch R. Ebel R. A. Edrada P. Schupp W. H. Lin K. Steube

This review article presents our group’s recent research findings with regard to bioactive natural products from marine sponges and tunicates, as well as from spongederived fungi. The organisms discussed originate in the Indopacific region, which has an exceptionally rich marine biodiversity. Major topics that are covered in our review include the chemical ecology of sponges, focusing on defens...

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