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A Guide to the Russian Academy of Sciences - University of Texas ...

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RESEARCH OBJECTIVES: Study <strong>of</strong> <strong>the</strong> composition, distribution, pathways <strong>of</strong><br />

biosyn<strong>the</strong>sis, and biological activity <strong>of</strong> lipids <strong>of</strong> marine organisms and<br />

development <strong>of</strong> methods for lipid separation. A micro technique for lipid analysis<br />

has been developed, which is now widely applicable in different labora<strong>to</strong>ries <strong>of</strong><br />

Russia and abroad. General patterns <strong>of</strong> <strong>the</strong> distribution <strong>of</strong> polar lipids and fatty<br />

acids in main types <strong>of</strong> marine invertebrates and divisions <strong>of</strong> marine macrophytes<br />

have been elucidated. Methods <strong>of</strong> <strong>the</strong> separation <strong>of</strong> polyenoic fatty acids and some<br />

o<strong>the</strong>r physiologically active lipids from sea raw matter have been worked out.<br />

16. LABORATORY OF CELL BIOPHYSICS<br />

HEAD Nikolai S. SHELUDKO, Dr. Sci. Biol.<br />

STAFF numbers 11, including 1 Dr. Sci., 5 Cand. Sci.<br />

RESEARCH OBJECTIVES: Investigation <strong>of</strong> <strong>the</strong> mechanisms <strong>of</strong> functional specialization<br />

<strong>of</strong> contraction systems by modeling; development <strong>of</strong> methods <strong>of</strong> marine invertebrate<br />

cell culture that can be useful for <strong>the</strong> production <strong>of</strong> biologically active substances.<br />

Optic characteristics <strong>of</strong> <strong>the</strong> molecular contraction models, my<strong>of</strong>ibrils, natural and<br />

syn<strong>the</strong>tic ac<strong>to</strong>myosin, and <strong>the</strong>ir changes in <strong>the</strong> process <strong>of</strong> functioning <strong>of</strong> models<br />

have been investigated. Conditions <strong>of</strong> <strong>the</strong> long-term cultivation <strong>of</strong> some cells <strong>of</strong><br />

marine invertebrates have been developed on <strong>the</strong> basis <strong>of</strong> optimization <strong>of</strong> <strong>the</strong><br />

composition <strong>of</strong> culture media.<br />

17. LABORATORY OF WATER PLANT PHYSIOLOGY<br />

HEAD Eduard A. TITLYANOV, Dr. Sci. Biol., Pr<strong>of</strong>essor.<br />

STAFF numbers 14, including 1 Dr. Sci, 4 Cand. Sci.<br />

RESEARCH OBJECTIVES: Study <strong>of</strong> pho<strong>to</strong>syn<strong>the</strong>sis in marine plants and reef-building<br />

corals with <strong>the</strong> aim <strong>of</strong> controlling <strong>the</strong>ir productivity. Research in<strong>to</strong> <strong>the</strong> mechanism<br />

<strong>of</strong> light adaptation <strong>of</strong> aquatic plants and corals is being carried out. The primary<br />

production <strong>of</strong> pho<strong>to</strong>syn<strong>the</strong>sizing organisms in various ecological conditions and<br />

<strong>the</strong> utilization <strong>of</strong> primary production in <strong>the</strong> processes <strong>of</strong> growth, life<br />

maintenance and excretion are estimated. The donor-accep<strong>to</strong>r relationships<br />

between <strong>the</strong> general life function and pho<strong>to</strong>syn<strong>the</strong>sis are examined at different<br />

stages <strong>of</strong> <strong>the</strong> life cycle <strong>of</strong> algae. Considerable attention is paid <strong>to</strong> <strong>the</strong> physiology<br />

and ecology <strong>of</strong> commercially valuable algae species producing agar and alginic<br />

acid. Recommendations have been given with respect <strong>to</strong> <strong>the</strong> rational exploitation <strong>of</strong><br />

<strong>the</strong> natural commercial fields <strong>of</strong> agar-producing alga Ahnfeltia. In Vietnam, research<br />

on <strong>the</strong> physiology and improvement <strong>of</strong> <strong>the</strong> techniques for growing <strong>of</strong> agarproducing<br />

algae Gracilaria is being conducted and <strong>the</strong> dynamic structure and<br />

production characteristics <strong>of</strong> natural Sargassum growths are being studied. Marine<br />

expeditions <strong>to</strong> <strong>the</strong> South China Sea and o<strong>the</strong>r areas <strong>of</strong> <strong>the</strong> Pacific and Indian Oceans<br />

have been organized <strong>to</strong> study <strong>the</strong> production ecology in various species <strong>of</strong><br />

pho<strong>to</strong>syn<strong>the</strong>sizing plants and reef-building corals.<br />

18. LABORATORY OF SYSTEM ANALYSIS<br />

HEAD Aleksandr M. BRONEVSKY (SKII) , Cand. Sci. Biol.<br />

STAFF numbers 7, including 2 Cand. Sci.<br />

RESEARCH OBJECTIVES: Investigation <strong>of</strong> <strong>the</strong> structure and dynamics <strong>of</strong> biological<br />

systems with <strong>the</strong> use <strong>of</strong> <strong>the</strong> methods <strong>of</strong> system analysis and au<strong>to</strong>mation <strong>of</strong> scientific<br />

1199

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