cycasin


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cycasin

(sī′kă-sĭn)
A carcinogenic substance present in cycad plants.
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Cycasin in the endangered butterfly Eumaeus atala florida.
The silk may potentially be chemically protected via the cycasins and other neurotoxins found in the host plant (Bowers & Larin 1989; Nash et al.
1994); the neurotoxins in its host plant may affect the insect's flight muscles, as it is known that the bodies of the larvae and adults contain high concentrations of cycasins and other toxic chemicals (Rothschild et al.
Mutagenicity of the naturally occurring carcinogen cycasin and synthetic methylazoxymethanol conjugates in Salmonella typhimurium.
Studies on methylazoxymethanol, the aglycone of cycasin: methylation of nucleic acids in vitro.
In this last species the presence of cycasin and macrozamin in seeds and ovules has been reported in previous studies (De Luca et al.
The concentration of cycasin is more elevated in young leaves in the case of Zamia integrifolia L.
Cycads contain neurotoxic amino acids [beta]-D-glucoside (cycasin) and [beta]-N-methylamino-L-alanine (BMAA), which are consumed by the Chamorro people in traditional foods, medicines, fruit bat [22, 23].
The toxins cycasin and macrozamin are both present in fresh and dried Stangeria stem material (Moretti et al, 1983); however, the emetic use thereof is ascribed to its high concentration of sodium sulphate (Osborne et al., 1994).