Results 61 to 70 of about 499,879 (331)

A review on the cytotoxicity and antibacterial effect of marine organisms of Persian Gulf

open access: yesAdvanced Biomedical Research, 2023
Marine organisms contain several natural products and bioactive compounds, including hydrolyzed proteins, antioxidant peptides, gelatin, collagen, ω-3 unsaturated fatty acids, vitamin A, vitamin D, calcium phosphate, hydroxyapatite, chitosan, lectin, and
Seyed Erfan Mousavi   +3 more
doaj   +1 more source

Achieving Stable Paired Electrolysis of Captured CO2 and 5‐Hydroxymethylfurfural (HMF) via Tuning Anolyte Composition and Anode Surface

open access: yesAdvanced Functional Materials, EarlyView.
Highly stable paired electrolysis of CO2 and biomass‐derived alcohol (HMF) is achieved by replacing conventional alkaline electrolytes with a tailored triethylamine‐carbonate buffer and anion‐conducting ionomer coatings. This configuration effectively mitigates electrolyte degradation and pH instability typically encountered in alkaline CO2 ...
Mi‐Young Lee   +3 more
wiley   +1 more source

Transitions in coral reef accretion rates linked to intrinsic ecological shifts on turbid-zone nearshore reefs [PDF]

open access: yes, 2016
Nearshore coral communities within turbid settings are typically perceived to have limited reef-building capacity. However, several recent studies have reported reef growth over millennial time scales within such environments and have hypothesized that ...
Gulliver, Pauline   +4 more
core   +2 more sources

Classification and Secondary Metabolite-Biosynthetic Gene Clusters of Marine Streptomyces Strains Including a Lobophorin- and Divergolide-Producer

open access: yesHydrobiology, 2023
Two Streptomyces strains, named N11-26 and DC10-5, were isolated from deep-sea and non-photosynthetic stony coral, respectively. Strain N11-26 produces lobophorin C and divergolides, which are antimicrobial substances.
Hisayuki Komaki   +2 more
doaj   +1 more source

3D‐Printed Multidimensional Bionic Mg‐MC/PLGA Composite for Tailored Repair of Segmental Long Bone Defects

open access: yesAdvanced Healthcare Materials, EarlyView.
This study develops 3D‐printed Mg‐MC/PLGA scaffolds with varying Mg concentrations (0–20%). The 5% Mg scaffold shows optimal cytocompatibility, osteogenic activity in vitro, and significantly enhances bone regeneration in rabbits, improving bone volume and mechanical strength.
Shihang Liu   +9 more
wiley   +1 more source

Substratum stability and coral reef resilience: insights from 90 years of disturbances on a reef in American Samoa [PDF]

open access: yesMicronesica, 2013
n 1917, Alfred Mayor recorded rich coral communities in distinct zones on the reef flat along a permanent transect at Aua village in Pago Pago Harbor, American Samoa.
Squair, C.   +4 more
doaj  

Biocompatibility and osteoconductivity of scaffold porous composite collagen–hydroxyapatite based coral for bone regeneration

open access: yesOpen Chemistry, 2020
The synthesis of collagen–hydroxyapatite composites has been carried out, and the biocompatibility and osteoconductivity properties have been tested. This research was conducted to determine the ability of hydroxyapatite–collagen composites to support ...
Siswanto Siswanto   +5 more
doaj   +1 more source

Symbiont Identity Impacts the Microbiome and Volatilome of a Model Cnidarian-Dinoflagellate Symbiosis

open access: yesBiology, 2023
The symbiosis between cnidarians and dinoflagellates underpins the success of reef-building corals in otherwise nutrient-poor habitats. Alterations to symbiotic state can perturb metabolic homeostasis and thus alter the release of biogenic volatile ...
Maggie Wuerz   +8 more
doaj   +1 more source

Dana on Corals [PDF]

open access: yesNature, 1873
A REPLY TO THE CRITICISM OF MR. DUNCAN IN a criticism of Prof. Dana's work on Corals and Coral Islands, printed in a recent number of NATURE (vol. vii. p. 119), Mr. Duncan has seen fit to mention my name and certain of my views adopted by Dana in a somewhat discourteous manner.
openaire   +3 more sources

Ancestral Protein‐Based Lighting

open access: yesAdvanced Materials, EarlyView.
The ancestral sequence reconstruction (ASR) method applied to a large dataset of modern fluorescent proteins (FPs) led to a bright ancestral‐like FP suitable for photon down‐conversion in bio‐hybrid light‐emitting diodes (Bio‐HLEDs). Abstract Protein‐optoelectronics is a paradigm toward eco‐designed and sustainable technologies.
Stephanie Willeit   +7 more
wiley   +1 more source

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