By E. J. Vandamme (auth.), Erick J. Vandamme (eds.)

Vitamins and comparable progress elements belong to the few chemical compounds with a good attract most folks; the identify inspires healthiness, power, health, power . . . . every one people certainly wishes his day-by-day consumption of supplements, which may still more often than not be supplied through a balanced and sundry vitamin. notwithstanding, present nutrients behavior or personal tastes, or nutrients processing and maintenance tools don't regularly guarantee a enough common day-by-day nutrition offer, even for a fit man or woman; this is often all of the truer for under pressure or in poor health contributors. even if smooth society is seldom faced with the infamous avitaminoses of the prior, they do nonetheless take place often in overpopulated and poverty- and famine-struck areas in lots of components of the realm. except their in-vivo nutritional-physiological roles as development elements for guy, animals, vegetation and micro-organisms, diet compounds are actually being brought more and more as food/feed ingredients, as medical-therapeutical brokers, as health-aids, and in addition as technical aids. certainly, at the present time a magnificent variety of processed meals, feeds, cosmetics, prescribed drugs and chemical substances comprise additional extra supplementations or vitamin-related compounds, and unmarried or multivitamin arrangements are normally taken or prescribed. those reflections do point out that there's an additional desire for diet provide, except that supplied from plant and animal nutrition assets. such a lot extra supplementations are certainly now ready chemically and/or biotechnologically through fermentation/bioconversion methods. equally, different comparable development components, provitamins, vitamin-like com­ kilos, i. e.

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1980). , 1968; Borowitzka, 1981). Temperatures close to 40°C and higher stimulate carotenogenesis at the expense of growth (Mil'ko, 1963). In practice, the combination of light intensities, day length and temperatures between 30 and 40°C give optimum growth and fj-carotene production at Western Biotechnology's Australian plant in the summer months, although growth and fj-carotene production are sustained throughout the year. Carbon source. Dunaliella salina is a photoautotroph; it can use only CO2 and possibly bicarbonate (HC03 ) as carbon source.

Academic Press, New York, pp. 191-208. Ben-Amotz, A. & Avron, M. (1982). The potential use of Dunaliella for the production of glycerol, p-carotene and high protein feed. In Biosaline Research: A Look to the Future, ed. A. San Pietro. Plenum Publishing Corporation, New York, pp. 207-14. Ben-Amotz, A. & Avron, M. (1983). On the factors which determine the massive p-carotene accumulation in the halotolerant alga Dunaliella salina. , 72,593-7. , Katz, A. & Avron, M. (1982). Accumulation of p-carotene in halotolerant algae: purification and characterisation of p-carotene-rich globules from Dunaliella bardawil (Chlorophyceae).

Method for harvesting algae. US patent no. 511 135. Curtain, C. , West, S. M. & Schlipalius, L. (1987). Manufacture of p-carotene from the salt lake alga Dunaliella salina; the scientific and technical background. Aust. J. , 1, 51-7. Drokova, I. G. & Dovhorouka, S. I. (1966). Carotene-formation in Dunaliella salina Teod. under the effect of some carbon sources. Ukransk. Bot. , 21, 59-62. Federov, V. , Maksimov, V. N. & Kromov, V. M. (1968). Effect of light and temperature on primary production of certain unicellular green algae and diatoms.

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