Successful establishment of commercial farming of carrageenophyte. The use of high quality seed can support the success of the seaweed cultivation. Doty doty and eucheuma denticulatum agardh, have remained as the tropical worlds most impor tant seaweed. Kappaphycus alvarezii, a red macroalgal species native to southeast asia, has been introduced for commercial purposes to more than 20 tropical countries. Nutrients free fulltext kappaphycus alvarezii as a. This page was last edited on 16 december 2019, at 20. The average daily growth in weight reached 10% at a favourable temperature of about 26c. The nonsulfated 1,4linked glc residues probably do not occur in long sequences since the. Its coarse thalli plural of thallus, a plant body that is not differentiated into root, stem or leaf are approximately 12 inch in diameter. Pdf a new patent pending process is proposed in this study to produce edible film directly from seaweed kappaphycus alvarezii. Genetic transformation in kappaphycus alvarezii using microparticle bombardment.
Kappaphycus alvarezii, kappaphycus cottonii, kappaphycus inermis, kappaphycus interme, kappaphycus procrusteanum, kappaphycus striatum. Tissue culture techniques were applied for micropropagation of the red alga kappaphycus alvarezii in order to select the best strain and experimental system for in vitro culture. Immunostimulatory effects of polysaccharide compound from seaweed kappaphycus alvarezii on asian seabass lates calcarifer and its resistance against vibrio parahaemolyticus. Immunostimulatory effects of polysaccharide compound from. Bases for introduction and cultivation of exotics species in brazilian littoral in portuguese. A 2year study onkappaphycus alvarezii doty doty introduced to hainan island from the philippines in 1985 showed promising results. Ep2475776b1 a process for integrated production of. New record of an exotic species for the caribbean coast of costa rica. Kappaphycus alvarezii doty doty rhodophyta, solieriaceae is a commercially important marine alga for its high production of polysaccharide. This study was conducted to evaluate the growth performance, morphology and growth related hormone level of brown strain seaweed kappaphycus alvarezii seed produced by mass selection. Farming of the seaweed kappaphycus alvarezii in tamil nadu coast status and constraints b.
Us20160060183a1 gibberellic acid ga3 free kappaphycus. Antioxidant and antibacterial activity of red seaweed. Kappaphycus alvarezii formerly known as eucheuma cottonii is a major source of carrageenan, a thickening agent used in more than 250. Transcriptomes associated with the process of photosynthesis and carbon fixation have offered insights into the mechanism of gene regulation in terrestrial plants, however limited information is available as far as macroalgae are concerned. Green synthesis of magnetite fe3o4 nanoparticles using seaweed kappaphycus alvarezii extract. Pdf on mar 23, 2017, antonio da costa matheus and others published. Potential growth and nutrient removal of kappaphycus. Farming methods affect the character of the carrageenan that can be extracted from the seaweed. Carrageenan, gel strength, viscosity, water quality, kappaphycus alvarezii. Minimum saturating irradiance of this algal species was less than 115. Carrageenans are used in a variety of commercial applications as gelling, thickening, and stabilizing agents, especially in food products such as frozen desserts, chocolate milk, cottage cheese, whipped cream, instant products, jellies, pet foods and sauces. Carbohydrates represented the major portion of the algae i. Chemical analysis and biorefinery of red algae kappaphycus alvarezii for efficient production of glucose from residue of carrageenan extraction process.
Molecular identification of new bacterial causative agent. Results of this study suggested that the utility of kappaphycus alvarezii proved to be a promising area of pharmaceutical study from the study, it was observed that kappaphycus alvarezii maximum activity against pseudomonas flourescence, staphylococcus aureus and less inhibition on vibriochloera and proteus mirabilis. Its coarse thalli plural of thallus, a plant body that is not differentiated into root, stem or. Currently, cultivation using cages for kappaphycus alvarezii was limited reported before. Gopakumar mandapam regional centre of cmfri, mandapam kappaphycus alvarezii is one of the economically important red algae, which yields carageenan, a commercially important polysaccharide. Antidiabetic and antiinflammatory potential of sulphated polygalactans from red seaweeds kappaphycus alvarezii and gracilaria opuntia.
Mithapur, okha and beyt dwarka on the northwest coast of india. Hence, it could be speculated that the anticancer activity of k. Since their introduction in kaneohe bay in 1974, they have spread at the rate of 260 myr. Kappaphycus alvarezii and kappaphycus striatum rhodophyta, solieriaceae, two important carrageenophyte species, are used as the major commercial source of. The carrageenophyte kappaphycus alvarezii rhodophyta has neurotrophic activity in primary hippocampal neurons. Kappaphycus alvarezii using three solvent extracts. Nutrients free fulltext kappaphycus alvarezii as a food. Kappaphycus species, largest tropical red algae exhibit the high growth rate. Kappaphycus alvarezii was cultivated at three places, viz. Cultivation most often occurs in open culture where cuttings of the algae are secured onto rope lines which are strung above.
Kappaphycus alvarezii is a red seaweed rich in polysaccharides. Antioxidant activity of red algae kappaphycus alvarezii. The 16s rrna gene sequencing is current technique used for bacterial phylogeny and taxonomy studies. Kappaphycus alvarezii, cultured in a region deficient in nitrogen with intermittent application of 10 mm ammonium at. This seaweed is abundant and easily cultivated in tropical coastal areas.
However, the chemistry of seaweeds is distinct and intriguing. The matrix of cell walls of the red alga kappaphycus alvarezii gigartinales contain an alkalisoluble 1. The gisd over the past two years and has been redesigned with support from the abu dhabi environment. In 2000, panama became the first central american country to develop its cultivation following a pilotcommercial approach. In this study, the platformchemicals and sugar production from the macroalgae, kappaphycus alvarezii, were investigated.
In addition, many commercial varieties have been bred. Pdf application of seaweed kappaphycus alvarezii in. It is one of the most important commercial sources of carrageenans, a family of gelforming, viscosifying polysaccharides. Rendemen, gel strength and viscosity of red algae kappaphycus.
Apr 30, 2002 the rate of oxygen evolution of the tropical red alga kappaphycus alvarezii doty doty was measured for 6 days in the laboratory using a computer. Farming of the seaweed kappaphycus alvarezii in tamil nadu. Comparison of gene expression patterns of kappaphycus. This study was aimed to identify bacterial onset of iceice disease on k. Upstream thalli of kappaphycus alvarezii grew at an average relative growth rate of %day, whereas k. Highest growth rates were found using inexpensive enrichments such as soil water and coconut water supplemented with 0. Kappaphycus alvarezii is a tough, fleshy, firm marine algae seaweed up to 6 feet in length. Twelve years after his introduction to panama, the species was found to the south caribbean coast. Eight to nine week old male wistar rats were randomly. Carrageenan from marine red algae, kappaphycus alvarezii.
Original optimization of the extraction of carrageenan. Antidiabetic and antiinflammatory potential of sulphated. It was reported that its biomass can grow double in just 15 to 30 days. Abstract seaweed kappaphycus alvarezii is member of red algae rhodophyta largely cultivated that is a carrageenan source highly needed in various industries worldwide. The red seaweed, kappaphycus alvarezii, was evaluated for its potential to prevent signs of metabolic syndrome through use as a whole food supplement. Therefore, this investigation emphasized on two extraction methods such as hot water and ethanolic soxhlet extraction to extract the bioactive compounds from kappaphycus alvarezii. Pdf edible films from seaweed kappaphycus alvarezii. The present invention relates to a product kappaphycus alvarezii seaweed sap free of gibberellic acid ga3 and its method of preparation. Optimization of the production of platform chemicals and. Ep2475776b1 a process for integrated production of ethanol. Materials and methods sample collection the seaweeds kappaphycus alvarezii and ulva lactuca were collected from thoothukudi seashore, tamil nadu, india. Biosorption process is a promising technology for the removal of heavy metals from industrial wastes and effluents using lowcost and effective biosorbents. Photosystem ii photochemistry and phycobiliprotein of the red. Kappaphycus alvarezii and ulva lactuca seaweeds against six human pathogenic organisms both of gram positive and gram negative bacteria.
Antimicrobial activity was also done using the same solvent extracts of the seaweed. Besides containing many macro and micronutrients, there are many plant growth hormones present in kappaphycus alvarezii sap. Aug 16, 2007 tissue culture techniques were applied for micropropagation of the red alga kappaphycus alvarezii in order to select the best strain and experimental system for in vitro culture. On the 15th day, this group was also given red seaweed extract kappaphycus alvarezii, with a dose of 140 mg200grbw for 14 days. Contador crb 2001 reproductive and biological aspects of kappaphycus alvarezii doty doty ex silva and kappaphycus striatum schmitz doty gigartinales, rhodophyta. Seasonal variation in the proximate and mineral composition of kappaphycus alvarezii were investigated in the present study, moreover, the relationship between the nutritive components of this seaweed and the environment were also established. In vitro somatic embryogenesis and regeneration of somatic embryos to whole plants through micropropagules was successfully demonstrated from pigmented uniseriate filamentous callus of kappaphycus alvarezii doty doty in axenic cultures. On the transplantation and cultivation of kappaphycus. Cultivation and biochemical constituents of kappaphycus.
Pdf genetic transformation in kappaphycus alvarezii. Species are distributed in the waters of east africa, indonesia, malaysia, hainan island, the philippines, and micronesia genus kappaphycus is morphologically plastic, with few visible characters that can be used to separate the taxa, so distinguishing the species can be difficult. View enhanced pdf access article on wiley online library html view download pdf for offline viewing. Kappaphycus alvarezii solieriaceae hear species info. Pdf kappaphycus alvarezii rhodophyta, areschougiaceae. Silva, also known as cottonii, is one of the most important sources of kappacarrageenan, and belongs to the family solieriaceae. The aim of this research was to verify the occurrence and establishment of kappaphycus alvarezii plantlets and spores in the benthic communities around the biggest brazilian kappaphycus alvarezii farm, at sepetiba bay 23. Pdf the commercial red seaweed kappaphycus alvareziian. Effect of ammonium on growth and carrageenan content in. Comparison growth of kappaphycus alvarezii rhodophyta. Keywords kappaphycus alvarezii, production economics, seaweed introduction seaweeds are harvested throughout the world either collected from the wild or cultivated in farms and used in a large number of applications, including food for human consumption or as a source of hydrocolloids pro. Major biochemical components of dried kappaphycus are carrageenan soluble fiber 34.
Pdf on aug 23, 2018, crk reddy and others published manual on best practise of seaweed cultivation. Callus induction and micropropagation improved by colchicine. View kappaphycus alvarezii research papers on academia. No one has contributed a brief summary to this page yet. Photosystem ii photochemistry and phycobiliprotein of the. Laboratory and field growth studies of commercial strains of. Laboratory and field growth studies of commercial strains. This study was aimed at knowing the rendemen, the gel strength and the gel viscosity of. Kappaphycus alvarezii, a red alga also known as eucheuma cotonii, is a carrageenanproducing tropical seaweed occurring in philippine and indonesia. Kappaphycus alvarezii and kappaphycus striatum have been introduced to numerous countries around the world for commercial aquaculture for the carrageenan industry zemkewhite and ohno, 1999. Antidiabetic and antiinflammatory potential of sulphated polygalactans isolated from the red seaweeds kappaphycus alvarezii and gracilaria opuntia were acquired by employing different in vitro systems. Seaweeds, kappaphycus alvarezii, secondary metabolites, antimicrobial activity correspondence to author. Feasibility of cultivation of kappaphycus alvarezii doty.
Its actual psii efficiency yield ii increased when light intensity enhanced and decreased. Kappaphycus alvarezii find, read and cite all the research you need on researchgate. Kappaphycus alvarezii with a dose of 140 mg200grbw affected the total cholesterol level of wistar strain male rats rattus norvegicus inducted with a highfat diet. Kappaphycus alvarezii, the elkhorn sea moss, is a species of red algae. Sep, 2017 intertidal red alga, kappaphycus alvarezii is exposed to different wavelengths of light in their lives as light quantity and quality changes at different depths in seawater.
Kappaphycus alvarezii extracts against human pathogenic. Application of seaweed kappaphycus alvarezii in malaysian food products. In the present study an attempt was made to isolate polysaccharide from k. In cool white light, kappaphycus exhibited a robust circadian rhythm of o 2 evolution in the irradiance range of 100 to. Farming of the seaweed kappaphycus alvarezii in tamil. A pilot study on antiobesity mechanisms of kappaphycus. The high growth rate, plastic morphology, and extremely successful vegetative. Kappaphycus is a commercially important edible red alga widely cultivated for carrageenan production. Total production of kcarragenan is 95 % from southeast asia, 55% from philippine, 38% from indonesia and 2. Growth, morphology and growth related hormone level in.
This investigation aims to study the underlying mechanisms associated with photosynthesis and carbon fixation under specific light qualities and co2 enrichment. Kappaphycus alvarezii is one of the economically important red algae, which yields carageenan, a commercially important polysaccharide. Evidencebased complementary and alternative medicine hindawi. To determine the best growth conditions for neurotrophic activity, thalli were grown at different depths and for different periods in various areas of indonesia. Bacteria are suspected as cause of iceice disease on seaweed kappaphycus alvarezii. This research provides particulars regarding the cultivation of the seaweed kappaphycus alvarezii, its nutritional composition, functional properties of its protein concentrate, its antioxidant potential, as well as, the phycoremediation of heavy metals using kappaphycus alvarezii. Iceice disease is still a big challenge for seaweed farming that is characterized with bleaching symptom. Journal of chemical and pharmaceutical research, 2012, 41. Pdf kappaphycus alvarezii extract used for the seed treatment of. Kappaphycus alvarezii is a species of red algae, and one of the most. Kappaphycus alvarezii an overview sciencedirect topics. Intertidal red alga, kappaphycus alvarezii is exposed to different wavelengths of light in their lives as light quantity and quality changes at different. Photosystem ii photochemistry and phycobiliprotein pbp genes of red algae kappaphycus alvarezii, raw material of.
Kappaphycus alvarezii seaweed sap is a plant stimulant found to enhance yield and quality of a number of crops. Manipulating the biological character of red algae extract. Pdf kappaphycus alvarezii as a source of bioethanol. Highmannose specific lectin and its recombinants from a carrageenophyta kappaphycus alvarezii represent a.
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