Adverse Health Effects of the Long-Term Simultaneous Exposure to Arsenic and Particulate Matter in a Murine Model

Table 1

Elemental composition of PM_2.5 sampled in the urban zone of Mexico City.

Elemental composition	PM2.5	PM2.5
	μg/mg	%
Na	0.37	0.037
Mg	0.08	0.008
Al	1.15	0.115
Si	2.75	0.275
P	0.22	0.022
S	4.31	0.431
K	2.07	0.207
Ca	3.18	0.318
Ti	1.36	0.163
V	0.19	0.019
Cr	0.01	0.001
Mn	0.05	0.005
Fe	2.63	0.263
Ni	0.10	0.01
Cu	0.22	0.022
Zn	0.27	0.027
Se	0.02	0.002
Br^−	0.03	0.003
Sr	0.01	0.001
Pb	0.71	0.071