Seaweed is one of the prima donna marine biota which widely used as a natural antioxidant. Various species seaweed are found growing naturally in waters Kabung Island, West Kalimantan. This study aims to determine phytochemical content and antioxidant activity each genus Turbinaria, Hypnea Caulerpa from those collected Island. extraction uses maceration method with methanol remove active compou...

The recent decline of coral reef cover has been associated in many cases with an increase in algal biomass. Macroalgal blooms are common in nutrient enriched waters, and can often outcompete coral. This experiment considered the effects of three species of macroalgae on the physiology of the branching coral Acropora aspera on a reef flat in the southern Great Barrier Reef. Samples of A. aspera ...

OBJECTIVE Due to the threat of global warming, the livestock industry is increasingly interested in exploring how feed additives may reduce anthropogenic greenhouse gas emissions, especially from ruminants. This study investigated the effect of Rhodophyta supplemented bovine diets on in vitro rumen fermentation and rumen microbial diversity. METHODS Cannulated Holstein cows were used as rumen...

Different solvent extracts of a red algae, Hypnea flagelliformis,and two brown algae, Cystoseira myrica and Sargassum boveanum, collected from the Persian Gulf coast were subjected to different bioassays including: 1,1-diphenyl-2-picrylhydrazyl (DPPH) free radical scavenging assay, antibacterial and antifungal activity by thin layer chromatography (TLC)-bioautography, agar disc diffusion (ADD) ...

The concentrations of Na, Mg, Al, S, Cl, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Zn, As, Se Br, Rb, Sr, Zr, Mo, Ag, Sb, I, Cs, Ba, La, Sm, Eu, Tb, Yb, Hf, Ta, W, Au, Th and U in 6 types of marine macrophytes (algae and seagrass): Gelidium pusillum (Stackhouse) Le Jolis, Ulva intestinalis Linnaeus, Amphiroa rigida J.V. Lamouroux, Hypnea sp., Cystoseira sp. and Posidonia oceanica (L.) Delile (seagr...