Browsing Scholarly literature by Author "Rao, P.P.S."
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Biological investigations of Indian phaeophyceae 16. Antibacterial acitivity of phenolic substances, extracted from Sargassum johnstonii Setchell et Gardner collected from Okha, west coast of India
Rao, P.P.S. (Seaweed Research and Utilization Association, 1996)Free and hydrolysed phenolic substances were extracted from a dry sample of Sargassum johnstonii using 80% methanol and tested for their antibacterial activity by agar diffusion method. The growth of two gram-positive ... -
Biological investigations of Indian phaeophyceae. 15, effect of antibacterial substance extracted from Sargassum johnstionii Setchell et Gardner collected from Okha, west coast of India on the growth of bacteria
Rao, P.P.S. (Seaweed Research and Utilization Association, 1996)Cruide either extract and two fractions from the lipid namely fraction A (unsaponifiable) and fraction B (saponifiable) were obtained from a dry sample of Sargassum johnstionii. From these extracts different concentrations ... -
Biological investigations of Indian phaeophyceae: 17. Seasonal variation of antibacterial activity of total sterols obtained from frozen samples of Sargassum johnstonii Setchell et Gardner
Rao, P.P.S. (Seaweed Research and Utilization Association, 1998)From lipid fraction of frozen samples of Sargassum johnstonii unsaponifiable part was extracted with diethyl ether to isolate total sterols. The extracted sterols were obtained for a period of nine months and tested against ... -
OBS ervations on the vegetative propagation of the marine alga, Gelidiella acerosa (Forssk) Feldmann and Hamel
Rao, P.P.S.; Tarwadi, S.J.; Chauhan, V.D. (Seaweed Research and Utilization Association, 1996)Gelidiella acerosa is a very good source for quality agar production in India. There has been reports that the natural resource of the species is very sparse in distribution and very little in quantity compared to its ...