The origins, fate, and ecological significance of free amino compounds released by freshwater pulmonate snails

Comparative Biochemistry and Physiology - A Molecular and Integrative Physiology

Volumn 119, Issue 1, 1998, Pages 341-349

  Thomas, J D ^a   Eaton, P ^a  

^a UNIVERSITY OF SUSSEX   (United Kingdom)

Author keywords

Ammonia; Biompria glabrata; Free amino compounds; Free amino acids; Mucus; Pulmonate snails

Indexed keywords

ASPARTIC ACID; ETHANOLAMINE DERIVATIVE; FRESH WATER; GLYCINE; ISOLEUCINE; LEUCINE; PHOSPHOSERINE; THREONINE; VALINE;

AMINO ACID ANALYSIS; ANIMAL CELL; ANIMAL TISSUE; ARTICLE; DRUG ACCUMULATION; ECOLOGY; GASTROPOD; MUCUS SECRETION; NONHUMAN; SNAIL; SPECIES DIFFERENCE;

BIOMPHALARIA GLABRATA; PLANORBIS CONTORTUS; PLANORBIS VORTEX;

EID: 0031955721     PISSN: 10956433     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1095-6433(97)00433-9     Document Type: Article

References (19)

1. Clamp J.R., Allen A., Gibbons R.A., Roberts G.P. Chemical aspects of mucus. Br. Med. Bull. 34:1978;25-41.
2. Creeth J.M., Bhaskar K.R., Horton J.R., Das I., Lopez-Vidreiro M.T., Reid L. The separation and characterisation of bronchial glycoproteins by density gradient methods. Biochem. J. 167:1977;557-569.
3. Daldorph P.W.G., Thomas J.D. Factors influencing the stability of freshwater macrophyte communities. The role of sticklebacks, Pungitius pungitius, and freshwater snails Freshwater Biology. 33:1995;271-289.
4. Davies, M.S.; Hawkins, S.J. Mucus from marine molluscs. Adv. Mar. Biol. (In press).
5. Davies M.S., Jones H.D., Hawkins S.J. Seasonal variation in the composition of pedal mucus from Patella vulgata L. J. Exp. Mar. Ecol. 144:1990;101-112.
6. Eaton, P. The biochemical ecology of freshwater modular systems: The role of amino-acids and humic substances. D. Phil. Thesis, University of Sussex; 1995.
7. Gomme J. Recycling of D-glucose in collagenous cuticle. A means of nutrient conservation J. Membr. Biol. 62:1981;47-52.
8. Jones B.N., Paablo S., Stein S. Amino acid analysis and enzymatic sequence determination of peptides by an improved O-phthaldaldehyde fore column labelling procedure. J. Liquid Chromatography. 4:1981;565-586.
9. Lindroth P., Mopper K. High performance liquid chromatographic determination of sub-picomola amounts of phthaldehyde. Anal. Chem. 51:1979;1667-1674.
10. Stathoplos L., Hare P.E. Bleach removes labile amino acids from deep sea planktonic foraminiferal shells. J. Foramin. Res. 23:1993;102-107.
11. Thomas, J.D. The role of dissolved organic matter, particularly free amino acids and humic substances, in freshwater ecosystems. Freshw. Biol. (In press).
12. Thomas J.D., Eaton P. Amino acid medleys of snail origin as possible sources of information for conspecifics, schistosome miracidia and predators. Comp. Biochem. Physiol. 106C:1993;781-796.
13. Thomas J.D., Eaton P. Accumulation of free amino acids and humic substances in a freshwater modular system and their ecological significance. Freshw. Biol. 35:1996;323-338.
14. Thomas J.D., Eaton P. The spatio-temporal patterns and ecological significance of free amino-acids and humic substances in contrasting oligotrophic and eutrophic freshwater ecosystems. Hydrobiology. 332:1996;183-211.
15. Thomas J.D., Eaton P. The accumulation of amino-acids and humic substances in media conditioned by axenic and non-axenic duckweed (Lemna minor L.) and their possible ecological significance. Hydrobiology. 333:1996;121-128.
16. Thomas J.D., Lough A.S., Lodge R.W. The chemical ecology of B. glabrata (Say), the snail host of Schistosoma mansoni (Sambon). The search for factors in the media conditioned by snails which inhibit their growth and reproduction J. Appl. Ecol. 12:1975;421-436.
17. Thomas J.D., Ofosu-Barko J., Patience R.L. Behavioural responses to carboxylic and amino acids by Biomphalaria glabrata (Say), the snail host of Schistosoma mansoni (Sambon) and other freshwater molluscs. Comp. Biochem. Physiol. 75C:1983;57-76.
18. de With, N.D. Hydromineral regulation in the pulmonate freshwater snail, Lymnaea stagnalis. D. Phil. Thesis, Free University of Amsterdam, 105 pp; 1980.
19. Yoshida H. An efficient method of determining the total amount of dissolved free amino acids in natural waters by fluorometric analysis. Bull. Fac. Fish. Hokkaido Univ. 36:1985;210-215.