HOLOTHURIA ATRA PDF

Holothoria atra, is a holothurian of order Aspidochirotes belonging to the family Description a Sea Cucumber Species Holothuria atra Jaeger, from. Native range | All suitable habitat | Point map | Year This map was computer-generated and has not yet been reviewed. Holothuria atra AquaMaps Data. Holothuria (Holothuria) atra Jaeger, AphiaID. (urn:lsid: :taxname). Classification. Biota; Animalia.

Author: Voodoom Yosida
Country: Guatemala
Language: English (Spanish)
Genre: Science
Published (Last): 8 June 2014
Pages: 113
PDF File Size: 7.15 Mb
ePub File Size: 4.87 Mb
ISBN: 846-5-54569-281-7
Downloads: 72428
Price: Free* [*Free Regsitration Required]
Uploader: Shaktirr

From NMR analysis the structural elucidation of the active compounds were studied. It also showed the appearance of two carbon signals. C15H24 24 2,poxy-5,8-hectadecadienol C17H30O2 Studies on sterol sulfate, sterol glycoside and cerebroside of sea cucumber Stichopus japonicus. Hoolthuria antiviral activity was defined as the percentage of plaque inhibition as follows: Sterilized filter paper discs Whatman no.

The interpretation on mass spectrum GC-MS was carried holtohuria and the spectra of the unknown component were compared to the spectrum of the known components stored in the NIST library.

Holothuria atra

These results will direct future efforts to optimize the anti proliferative activity of these bioactive compounds. Sea cucumber derived fucosylated chondroitin sulfates FCS which inhibited the growth of human immunodeficiency virus and also acted as a cytotoxic agent was initially obtained from Stichopus badionotus Kaswandi et al.

A total of 59 natural compounds were identified from the extracts of sea cucumber H. SJG-1 exhibited neuritogenic activity towards the rat pheochromocytoma cell line PC12 cells in the presence of nerve growth factor Kaneko et al. Devaraj Isaac Dhinakaran, Email: The samples were dissolved in different solvents i.

  ALEX BOGUSKY COMMON PDF

Investigations into the mechanism by which sulfated polysaccharides inhibit HIV infection in vitro. The GC-MS analysis showed the availability of 59 compounds. The species is fished in some parts of its range, but the processed product is of low commercial value.

Published online Nov Disc diffusion method was employed to test the active fractions of H.

Qatar e-Nature – Holothuria atra

The GC conditions were as follows: Maturity is reached at a body length of about 16 atrz 6. Virus dilutions were made from 10 1 to 10 7 using 0. Please review our privacy policy. Implications for selfoligomerization and haemolytic processes. A constriction appears, becomes deeper and deeper and after some time the integument separates leaving two relatively wide but short individuals.

Holothuria atra – Wikipedia

The chondroiton and glucosamine components of holothuria were reported to be important cartilage building blocks atta other bioactivities including anti-inflammatory and anti tumor activity properties Herecia and Ubeda The wavelength to measure absorbance of the holotthuria product in nm according to the filters available for the ELISA reader was used.

Conand, Asexual reproduction by fission in Holothuria atra: Kerr RG, Chen Z. Prior to incubation, an overlay medium comprising of 0. The active fractions obtained from column chromatography were analysed for Nuclear magnetic resonance spectroscopy NMR holothutia. A new cytotoxic lanostane-type triterpene glycoside from the sea cucumber Holothuria impatiens. Cytotoxic effects of H. Some of the bioactive compounds identified with their structures are given below.

Fuscocineroside C bioactive afra obtained from sea cucumber Holothuria fuscocinerea a triterpene glycoside showed cytotoxic nature against human cancer cells Zhang et al. Oligosaccharide mapping of low molecular weight heparins: The supernatant was collected and filtrated. This could have resulted in appearance plaques in the plaque reduction assay.

  CP HORARIOS GUIMARAES PORTO PDF

In India, about species of holothurians are known of which 75 species are from shallow waters within 20 m depths Cuvillier North Australian Sea Cucumbers L. Bioactive peptides and hemolytic lectins have been reported from sea cucumber as a source of antiviral activity.

A new immunomodulatory lead Cumaside a complex of monosulfated triterpene glycosides from the atfa cucumber Cucumaria japonica possesses cytotoxic activity against Ehrlich carcinoma yolothuria Aminin et al. Anti-inflammatory activity in mice of extracts from Mediterranean marine invertebrates.

They are major constituents of c, c alkyl chain and double bonds Sugwara et al. E and Doty, J. National Center for Biotechnology InformationU. Potential use of sea cucumber S. Steroid glycosides are a class of wide-spread natural products having marine origins.

Biosci Biotechnol and Biochem. World Register of Marine Species. Triterpene glycosides, namely holothurinosides A, B, C and D as well as desholothurin A from sea cucumber Holothuria forskalihave considerable antitumour activity against Holothjria cell lines.

Table 3 Percentage cell inhibition and characterization of cell line exposed to Holothuria atra using tryphan blue. Overview of sea cucumber farming and sea ranching practices in China. Structure of neuritogenic active gangliosides from the sea cucumber Stichopus japonicas; pp.