Duckweed (Lemna gibba L.) as a test organism for homeopathic potencies

Journal of Alternative and Complementary Medicine

Volumn 13, Issue 9, 2007, Pages 931-937

  Scherr, Claudia ^a,b   Simon, Meinhard ^c   Spranger, Jörg ^a,d   Baumgartner, Stephan ^b,e  

^a RESEARCH INSTITUTE OF ORGANIC AGRICULTURE FIBL   (Switzerland)

^b Society for Cancer Research   (Switzerland)

^c UNIVERSITY OF OLDENBURG   (Germany)

^d Institute for Anthroposophical Veterinary Medicine   (Switzerland)

^e UNIVERSITY OF BERN   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

ARGENTUM NITRICUM; CHEMICAL COMPOUND; COPPER SULFATE; GIBBERELLIC ACID; INDOLEACETIC ACID; JASMONIC ACID METHYL ESTER; KINETIN; LACTOSE; LEMNA MINOR EXTRACT; METOXURON; PHOSPHORUS; POTASSIUM NITRATE; SULFUR; UNCLASSIFIED DRUG; WATER;

ARTICLE; AUTOMATION; BIOASSAY; COMPARATIVE STUDY; CORRELATION COEFFICIENT; EXPERIMENTAL ORGANISM; GROWTH RATE; HOMEOPATHY; IMAGE ANALYSIS; LEMNA GIBBA; NONHUMAN; PARAMETER; PLANT GROWTH; PRIORITY JOURNAL; STATISTICAL SIGNIFICANCE;

ARACEAE; BIOLOGICAL ASSAY; DOSE-RESPONSE RELATIONSHIP, DRUG; GERMINATION; GROWTH INHIBITORS; HOMEOPATHY; MODELS, BIOLOGICAL; PLANT GROWTH REGULATORS; PLANT SHOOTS; RANDOM ALLOCATION; REPRODUCIBILITY OF RESULTS; SEEDS;

EID: 36749088907     PISSN: 10755535     EISSN: None     Source Type: Journal    
DOI: 10.1089/acm.2007.0506     Document Type: Article

References (33)

1. Kleijnen J, Knipschild P, terRiet G. Clinical trials of homoeopathy. BMJ 1991;302:316-323.
2. Linde K, Clausius N, Ramirez G, et al. Are the clinical effects of homeopathy placebo effects? A meta-analysis of placebocontrolled trials. Lancet 1997;350:834-843.
3. Shang A, Huwiler-Müntener K, Nartey L, et al. Are the clinical effects of homoeopathy placebo effects? Comparative study of placebo-controlled trials of homoeopathy and allopathy. Lancet 2005;366:726-732.
4. Baumgartner S, Heusser P, Thurneysen A. Methodological standards and problems in preclinical homoeopathic potency research. Forsch Komplementärmed 1998;5:27-32.
5. Becker-Witt C, Weisshuhn TER, Lüdtke R, Willich SN. Quality assessment of physical research in homeopathy. J Altern Complement Med 2003;9:113-132.
6. Zausner C, Lassnig H, Endler PC, et al. The effect of "homeopathically" prepared thyroxin on the metamorphosis of highland amphibia: Results of a multicentered control study [in German]. Perfusion 2002;15:268-276.
7. Youbicier-Simo BJ, Boudard F, Guelati M, et al. The role of the bursa of fabricius and highly dilute bursin in immunoendocrine interactions in the chickens. In: Bastide M, ed. Signals and Images. Dordrecht: Kluwer Academic Publishers, 1997:121-147.
8. Scherr C, Baumgartner S, Spranger J, Simon M. Effects of potentised substances on growth kinetics of Saccharomyces cerevisiae and Schizosaccharomyces pombe. Forsch Komplementärmed 2006;13:298-306.
9. Brack A, Strube J, Stolz P, Decker H. Effects of ultrahigh dilutions of 3,5-dichlorophenol on the luminescence of the bacterium Vibrio fischeri. Biochim Biophys Acta 2003;1621:253-260.
10. Pongratz W, Nograsek A, Endler PC. Highly diluted agitated silver nitrate and wheat seedling development. Effect kinetics of a process of successive agitation phases. In: Schulte J, Endler PC, eds. Fundamental research in ultra high dilution and homoeopathy. Dordrecht: Kluwer Academic Publishers, 1998:143-154.
11. Brizzi M, Nani D, Peruzzi M, Betti L. Statistical analysis of the effect of high dilutions of arsenic in a large dataset from a wheat germination model. Br Homeopath J 2000;89:63-67.
12. Betti L, Lazzarato L, Trebbi G, et al. Effects of homeopathic arsenic on tobacco plant resistance to tobacco mosaic virus: Theoretical suggestions about system variability, based on a large experimental data set. Homeopathy 2003;92:195-202.
13. Baumgartner S, Thurneysen A, Heusser P. Growth stimulation of dwarf peas (Pisum sativum L.) through homeopathic potencies of plant growth substances. Forsch Komplementärmed Klass Naturheilkd 2004;11:281-292.
14. Landolt E. The family of Lemnaceae: A Monographic Study. Vol. 1. Zurich: Veröffentlichungen des Geobotanischen Instituts der Eidgenössischen Techischen Hochschule, Stiftung Rübel, 1986:566.
15. Jansen MAK, van den Noort RE, Tan MYA, et al. Phenol-oxidizing peroxidases contribute to the protection of plants from ultraviolet radiation stress. Plant Physiol 2001;126:1012-1023.
16. Mkandawire M, Dudel EG. Assignment of Lemna gibba L. (duckweed) bioassay for in situ ecotoxicity assessment. Aquat Ecol 2005;39:151-165.
17. Tkalec M, Malaric K, Pevalek-Kozlina B. Influence of 400, 900, and 1900 MHz electromagnetic fields on Lemna minor growth and peroxidase activity. Bioelectromagnetics 2005;26:185-193.
18. Miwa K, Serikawa M, Suzuki S, et al. Conserved expression profiles of circadian clock-related genes in two Lemna species showing long-day and short-day photoperiodic flowering responses. Plant Cell Physiol 2006;47:601-612.
19. German Homeopathic Pharmacopoeia [in German]. Stuttgart: Deutscher Apotheker Verlag, 2003.
20. ISO. Water Quality: Determination of Toxic Effect of Water Constituents and Waste Water to Duckweed (Lemna minor). Duckweed growth inhibition test. Draft ISO/CD 20079. Geneva: International Organization for Standardization, 2001.
21. Greenberg BM, Huang X-D, Dixon DG. Applications of the aquatic higher plant Lemna gibba for ecotoxicological assessment. J Aquat Ecosyst Health 1992;1:147-155.
22. Brain RA, Johnson DJ, Richards SM, et al. Effects of 25 pharmaceutical compounds to Lemna gibba using a seven-day static-renewal test. Environ Toxicol Chem 2004;23:371-382.
23. Cedergreen N, Streibig JC, Spliid NH. Sensitivity of aquatic plants to the herbicide metsulfuron-methyl. Ecotoxicol Environ Saf 2004;57:153-161.
24. Fenske C, Daeschlein G, Gunther B, et al. Comparison of different biological methods for the assessment of ecotoxicological risks. Int J Hyg Environ Health 2006;209:275-284.
25. Wang W. Literature review on duckweed toxicity testing. Environ Res 1990;52:7-22.
26. Hamman B, Koning G, Him-Lok K. Homeopathically prepared gibberellic acid and barley seed germination. Homeopathy 2003;92:140-144.
27. Landolt E, Kandeler R. The Family of Lemnaceae: A Monographic Study. Vol. 2. Zurich: Veröffentlichung des Geobotanischen Instituts der Eidgenössischen Technischen Hochschule, Stiftung Rübel, 1987:637.
28. Vermeulen F. The Concordant Materia Medica [in German]. Haarlem, The Netherlands: Emryss bv, 2000:1788.
29. Steffen WA. Growth of yeast cultures as in vitro model for investigating homoeopathic medicines: A critical assessment. Br Homoeopath J 1984;73:198-210.
30. Binder M, Baumgartner S, Thurneysen A. The effects of a 45x potency of arsenicum album on wheat seedling growth: A reproduction trial. Forsch Komplementärmed Klass Naturheilkd 2005;12:284-291.
31. Ovelgönne JH, Bol AWJM, Hop WCJ, van Wijk R. Mechanical agitation of very dilute antiserum against IgE has no effect on basophil staining properties. Experientia 1992;48:504-508.
32. Hirst SJ, Hayes NA, Burridge J, et al. Human basophil degranulation is not triggered by very dilute antiserum against human IgE. Nature 1993;366:525-527.
33. Guggisberg AG, Baumgartner SM, Tschopp CM, Heusser P. Replication study concerning the effects of homeopathic dilutions of histamine on human basophil degranulation in vitro. Complement Ther Med 2005;13:91-100.