Results 121 to 130 of about 20,995 (300)

ANTILEISHMANIAL EPIDIOXYSTEROLS FROM THE COLOMBIAN MARINE SPONGE Ircinia campana ARE OXIDATION PRODUCTS FROM NATURALLY OCCURRING Δ5,7 STEROLS

open access: yesVitae, 2007
Marine sponges of the genus Ircinia are known to contain several classes of metabolites, some of them with interesting biological activities as furanesesterterpenes, polyprenylated hydroquinones, macrolides, sulfur containing terpenoids, and steroids ...
Diana M. MÁRQUEZ F.   +1 more
doaj  

ANTIFOULING ACTIVITY OF BACTERIA ASSOCIATED WITH SOFT CORAL Sarcophyton sp. AGAINST MARINE BIOFILMFORMING BACTERIA [PDF]

open access: yes, 2006
Marine bacteria associated with soft coral Sarcophyton sp collected from vicinity of Peucang island, Ujung Kulon, West Java, were successfully screened for antifouling activity against marine biofilm-forming bacteria isolated from the surrounding ...
Radjasa, O. K. (Ocky)   +3 more
core  

Barriers to Steel Decarbonization

open access: yessteel research international, EarlyView.
Main identified barriers to steel decarbonization Carbon dioxide (CO2) emissions are a leading contributor to global climate change, necessitating urgent mitigation strategies. While various metrics—such as total national emissions, per‐capita output, and historical contributions—define responsibility, determining accountability remains complex ...
Pasquale Cavaliere
wiley   +1 more source

The bromotyrosine derivative Ianthelline isolated from the Arctic marine sponge Stryphnus fortis inhibits marine micro- and macrobiofouling

open access: yes, 2014
International audienceThe inhibition of marine biofouling by the bromotyrosine derivative ianthelline, isolated from the Arctic marine sponge Stryphnus fortis, is described. All major stages of the fouling process are investigated.
Pavia, Henrik   +9 more
core   +1 more source

Nanomaterials‐Decorated Biomass‐Derived Carbon for Overall Water Splitting: Interfacial Engineering, Mechanistic Insights, and Device Translation

open access: yesThe Chemical Record, EarlyView.
Biomass‐derived carbon provides a sustainable, porous, and conductive scaffold that stabilizes nanomaterials for bifunctional hydrogen evolution reaction/oxygen evolution reaction catalysis. This review summarizes design strategies (defects, heteroatom doping, heterostructures, single atoms), mechanistic/density functional theory insights, degradation ...
Paricha Jebin   +8 more
wiley   +1 more source

Diversity, structure and convergent evolution of the global sponge microbiome

open access: yesNature Communications, 2016
Sponges are early-diverging marine organisms that establish complex symbioses with microorganisms. Here, Thomas et al.analyse the microbial communities associated with 81 species of sponges from around the world, shedding light on the ecological and ...
Torsten Thomas   +23 more
doaj   +1 more source

Haloperoxidase from five marine sponges (demospongia) collected from China Sea

open access: yes, 2008
Thousands of organohalogen compounds have been found in marine and terrestrial organisms (Gribble, 1999). Many of these halogenated natural products have biological activities, such as antibacterial, antifungal, antiviral, and anti-inflammatory ...
张卫, 张锦友, 曹旭鹏, 虞星炬
core  

Antimicrobial alkaloids isolated from marine sponges - Minireview [PDF]

open access: yes, 2016
Marine natural products have attracted the attention of scientists to isolate novel biologically active metabolites. Several promising metabolites were discovered from marine sponges with different biological activities including antimicrobial and ...
Althanubat, Osama   +8 more
core  

A Low‐Cost Multifunctional PDMS Sponge Based on Boron Compounds and Waste‐Derived Candle Soot for Flame‐Retardancy, Oil–Water Separation, and Self‐Cleaning

open access: yesJournal of Vinyl and Additive Technology, EarlyView.
A multifunctional PDMS sponge modified with boron compounds and candle soot exhibits superhydrophobicity, flame retardancy, and efficient oil adsorption. The porous structure enables rapid oil uptake, stable self‐cleaning behavior, and improved fire resistance, highlighting its potential for environmental remediation and safe oil–water separation ...
Sena Ayazoglu, Kübra Ozkan Hukum
wiley   +1 more source

Deep blueprint: A literature review and guide to automated image classification for ecologists

open access: yesJournal of Animal Ecology, EarlyView.
A practical, literature‐grounded review that gives ecologists a clear, modular workflow for deep learning image classification. With code, GUIs and a novel deep sea case study (automated deep sea biotope classification) it lowers technical barriers and provides a usable blueprint for accelerating, standardising, and scaling ecological image analysis ...
Chloe A. Game   +2 more
wiley   +1 more source

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