. Author manuscript; available in PMC: 2022 Apr 1.

Published in final edited form as: Toxicol In Vitro. 2021 Jan 23;72:105102. doi: 10.1016/j.tiv.2021.105102

Table 2.

Specific activities for brain, heart, lung, skeletal muscle and serum acetylcholinesterase (AChE), serum butyrylcholinesterase (BChE), and liver and serum carboxylesterase (CaE) from rats of three ages (post-natal day, PND 1, 12 and 70).

	AChE Activities					BChE Activities	CaE Activities
Age	Brain	Heart	Lung	Skeletal Muscle	Serum	Serum	Liver	Serum

PND 1	43.4 ±7.1^A	19.9 ± 0.2 ^A	17.9 ± 0.6^A	21.2 ± 0.3^A	10.4 ± 1.1^A	4.9 ± 0.2^A	147± 10^A	20 ± 6.2^A
PND 12	79.4 ± 4.8^B	22.8 ± 0.7^A	20.6 ± 2.0^A	22.9 ± 0.7^A	11.4 ± 0.6^A	6.0 ± 0.2^A	558± 11^B	70 ± 6.3^B
PND 70	98.8 ± 5.2^C	27.0 ± 0.9^B	25.4 ± 1.2^B	30.3 ± 1.2^B	12.9 ± 0.3^A	8.7 ± 0.4^C	1154±22^C	160 ± 7.1^C

Specific activities expressed as nmoles min⁻¹ mgP⁻¹, for AChE, BChE and CaE, means ± SEM of three independent replications. Means within a tissue not followed by the same letter are significantly different (p<0.05).