Comparison of the metal accumulation capacity between the acanthocephalan Pomphorhynchus laevis and larval nematodes of the genus Eustrongylides sp. infecting barbel (Barbus barbus)

Table 3 Bioconcentration factors C _[parasite] / C _{[barbel tissue]} for Pomphorhynchus laevis and Eustrongylides sp. calculated with respect to different host tissues and ratios C _{[
Eustrongylides
sp.]} / C _{[
P. laevis
]}

	*P. laevis* C_[P.laevis]/ C_[Organ] ± SD			*Eustrongylides* sp. C_{[Eustrongylides sp.]}/ C_[Organ] ± SD			C_{[Eustrongylides sp.]}/ C_{[P. laevis]} ± SD
	Muscle	Intestine	Liver	Muscle	Intestine	Liver
As	7.6 (± 7.4)	3.3 (± 3.6)	4.5 (± 4.9)	3.0 (± 2.1)	1.0 (± 0.6)	2.0 (± 2.2)	0.6 (± 0.6)
Cd	90.3 (± 121.6)	15. 6 (± 13.3)	14.1 (± 10.7)	1.3 (± 0.8)	0.3 (± 0.2)	0.3 (± 0.2)	0.04 (± 0.04)
Co	5.3 (± 3.8)	1.2 (± 0.7)	1.6 (± 0.8)	24.1 (± 12.1)	6.6 (± 5.2)	8.3 (± 2.9)	5.8 (± 3.8)
Cu	26.0 (± 26.5)	11.0 (± 10.2)	4.5 (± 6.5)	122.9 (± 71.0)	48.3 (± 22.6)	20.7 (± 17.8)	6.9 (± 5.2)
Fe	3.3 (± 2.8)	0.8 (± 0.4)	0.7 (± 0.6)	14.3 (± 7.7)	3.8 (± 2.1)	2.9 (± 1.7)	4.8 (± 2.0)
Mn	20.6 (± 18.5)	3.9 (± 4.5)	7.1 (± 4.1)	2.2 (± 1.3)	0.4 (± 0.3)	1.0 (± 0.7)	0.2 (± 0.1)
Pb	337 (± 401)	36.8 (± 27.6)	142 (± 133)	9.4 (± 12.5)	1.4 (± 1.8)	4.5 (± 4.6)	0.04 (± 0.03)
Se	2.5 (± 1.5)	1.2 (± 0.5)	0.8 (± 0.4)	7.1 (± 4.9)	3.4 (± 1.9)	2.1 (± 1.0)	2.9 (± 1.2)
Sn	n.d.	n.d.	n.d.	54.5 (± 93.4)	22.1 (± 23.3)	9.1 (± 8.5)	n.d.
V	2.0 (± 1.7)	0.6 (± 0.3)	0.3 (± 0.2)	3.6 (± 3.1)	1.0 (± 0.6)	0.5 (± 0.3)	1.8 (± 1.1)
Zn	10.3 (± 4.7)	4.0 (± 1.8)	3.6 (± 2.6)	11.6 (± 6.1)	4.5 (± 1.7)	3.6 (± 2.7)	1.2 (± 0.6)

n.d. : not determined as the concentration in the parasite was below or around the detection limit.

ISSN: 1756-3305