Table 1.

Synergistic effects of heavy metals and pesticides.

S. No.	Synergistic exposure	References	Effect
1	Cadmium and Ethanol	Flora and Tandon, 1987	Elevation of nrepinephirine in hypothalamus and mid brain
2	Cadmium and Dimethoate	Institóris et al., 1999, 2001b	Affects relative body weight gain and relative liver weight
3	Lead and Dimethoate	Institóris et al., 1999, 2001b	Affects relative body weight gain, relative liver weight, relative thymus weight and the MCV (mean carpuscular volume) value
4	Cadmium and Propoxur	Institóris et al., 2002	Alter immuno and neurotoxicological function.
5	Cadmium and Diazi on	Creasy, 2001; Adamkovicova et al., 2014	Notable loss of spermatogenic element, disorganization and seminiferous epithelium and lacking maturation of germs cells
6	Mercury and Dimethoate	Institóris et al., 2001b	Alteration in body weight gain, relative liver and kidney weights and in PFC (Igm-plaqueforming cell)
7	Arsenic and Dimethoate	Institóris et al., 2001b	Change in relative liver weight MCV and PFC content of spleen
8	Nickel and Chlorpyrifos	Staal et al., 2007, 2008	Change in molecular fingerprints
9	Arsenic and Lead	Mejia et al., 1997	Alreration in central monoaminogenic system Neurotoxicity and cytotoxicity
10	Mercury and Lead	Mejia et al., 1997