HSCASs are thought to absorb aflatoxin selectively during the digestive process, which renders much of the aflatoxin unavailable for absorption from the gastrointestinal tract (Kubena et al. 1990).
The chemisorption of aflatoxin to HSCAS involves the formation of a complex by the ketol actone or bilactone system of aflatoxin with uncoordinated metal ions in HSCAS (Sarr et al. 1990).
AFB1 may react at surfaces and within the interlayers of HSCAS particles
(Phillips et al. 1995, 2002, 2008). Some sorbents, such as NovaSil clay, act as selective enterosorbents since they do not affect the serum concentrations of important vitamins and nutrient minerals in humans
(Afriyie-Gyawu et al. 2008).