Distribution, lipophilicity and tissue half-life as key factors in sulphonamide clearance from porcine tissues
Jan 30, 2025
About this article
Published Online: Jan 30, 2025
Page range: 101 - 109
Received: Apr 25, 2024
Accepted: Jan 21, 2025
DOI: https://doi.org/10.2478/jvetres-2025-0002
Keywords
© 2025 Artur Burmańczuk et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Fig. 1.

Fig. 2.

Performance data for the method detecting antibiotic residues in porcine tissues
Analyte | Tissue | LOD ng/g | LOQ ng/g | CCα ng/g | CCβ ng/g | Recovery % | Intra-day precision % | Inter-day precision % |
---|---|---|---|---|---|---|---|---|
Sulphadimethoxine | Muscle | 1.02 | 3.08 | 124.57 | 125.70 | 74.56 | 3.49 | 4.12 |
Liver | 1.17 | 3.54 | 128.60 | 129.50 | 96.23 | 3.21 | 4.56 | |
Kidney | 1.25 | 3.78 | 103.78 | 105.70 | 74.78 | 3.52 | 5.18 | |
Fat and skin | 0.90 | 2.73 | 119.96 | 120.44 | 77.34 | 3.02 | 5.96 | |
Sulphathiazole | Muscle | 1.17 | 3.55 | 101.01 | 106.27 | 84.41 | 4.38 | 3.85 |
Liver | 1.20 | 3.65 | 107.84 | 109.60 | 81.49 | 1.58 | 4.55 | |
Kidney | 1.28 | 3.90 | 110.03 | 113.72 | 86.67 | 9.57 | 7.12 | |
Fat and skin | 1.06 | 3.20 | 100.28 | 102.82 | 64.76 | 4.36 | 5.47 | |
Sulphamethazine | Muscle | 1.34 | 4.06 | 101.00 | 103.00 | 90.69 | 5.23 | 6.11 |
Liver | 2.72 | 8.25 | 85.45 | 87.91 | 95.75 | 2.06 | 4.23 | |
Kidney | 1.47 | 4.47 | 87.53 | 89,17 | 90.13 | 2.61 | 3.88 | |
Fat and skin | 1.08 | 3.28 | 88.52 | 100.45 | 92.68 | 0.95 | 2.45 | |
Sulphacetamide | Muscle | 1.54 | 4.67 | 65.23 | 68.11 | 48.02 | 4.05 | 4.41 |
Liver | 0.98 | 2.98 | 54.89 | 55.31 | 45.48 | 4.18 | 4.12 | |
Kidney | 1.31 | 3.97 | 79.96 | 82.12 | 59.99 | 3.88 | 4.88 | |
Fat and skin | 2.89 | 8.76 | 50.87 | 52.22 | 44.96 | 1.49 | 3.33 |
Linear regression fit parameters of all observed concentrations per active substance and tissue
Tissue | Y-Intercept (CI) | Slope (CI) | R2 | RMSE | W | P-value | Nt |
---|---|---|---|---|---|---|---|
Formulation A | |||||||
M1 | na | na | na | na | na | na | na |
M2 | na | 5.461 (−4.075e+017– 4.075e+017) | 0 | 114.6 | 0.79 | 0.0912 | No |
M3 | 534.4 (−268.5–1337) | −41.42 (−114.1–31.26) | 0.2695 | 74.7 | 0.897 | 0.3561 | Yes |
K1 | 396.7 (−105.7–899.2) | −26.01 (−65.86–13.83) | 0.6451 | 36.95 | 0.952 | 0.7292 | Yes |
K2 | 923.3 (511.3–1,335) | −66.94 (−101.7–−32.18) | 0.7001 | 73.13 | 0.964 | 0.8453 | Yes |
K3 | 2,195 (1,351–3,039) | −150.9 (−218.2–−83.71) | 0.6854 | 211.2 | 0.872 | 0.1067 | Yes |
L1 | na | na | na | na | na | na | na |
L2 | 409.1 (249.9–568.3) | −25.05 (−37.25–−12.86) | 0.646 | 50.07 | 0.891 | 0.1755 | Yes |
L3 | 394.1 (276.8–511.3) | −23.76 (−32.51–−15.02) | 0.708 | 40.02 | 0.965 | 0.854 | Yes |
F1 | na | na | na | na | na | na | na |
F2 | 659.5 (445.4–873.6) | −43.75 (−60.80–−26.69) | 0.7399 | 53.58 | 0.976 | 0.9425 | Yes |
F3 | 1,442 (987.5–1897) | −97.05 (−133.3–−60.83) | 0.7563 | 113.8 | 0.898 | 0.2076 | Yes |
I1 | na | na | na | na | na | na | na |
I2 | 138.6 (−572.5–849.6) | −4.772 (−65.97–56.42) | 0.02527 | 56.75 | 0.95 | 0.7127 | Yes |
I3 | 468.9 (−429.0–1,367) | −27.92 (−105.2–49.35) | 0.3576 | 71.67 | 0.95 | 0.7139 | Yes |
Formulation B | |||||||
M1 | 1,320 (899.8–1,740) | −92.89 (−127.5–−58.30) | na | na | na | na | na |
M2 | 417.8 (299.6–535.9) | −26.03 (−35.45–−16.62) | 0.8541 | 76.77 | 0.929 | 0.5405 | Yes |
M4 | na | na | 0.2053 | 52.74 | 0.879 | 0.336 | Yes |
K1 | 1,676 (1,316–2,037) | −109.8 (−137.7–−81.91) | na | na | na | na | na |
K2 | 421 (353.5–488.5) | −31.26 (−37.48–−25.03) | 0.8525 | 102.3 | 0.902 | 0.1961 | Yes |
K4 | na | na | 0.7678 | 29.57 | 0.837 | 0.0411 | No |
L1 | 2,374 (1,718–3,031) | −154.6 (−204.4–−104.8) | na | na | na | na | na |
L2 | na | 4.859 (−9.685e+016– 9.685e+016) | 0.7603 | 202.8 | 0.937 | 0.4546 | Yes |
L4 | na | na | 0.979 | 5.018 | 0.829 | 0.1371 | Yes |
F1 | 544.1 (220.6–867.6) | −37.01 (−63.72–−10.30) | na | na | na | na | na |
F2 | 157 (−15.13–329.1) | −7.13 (−22.11–7.852) | 0.4961 | 64.61 | 0.967 | 0.8657 | Yes |
F4 | na | na | na | 27.25 | 0.999 | 0.9427 | Yes |
I1 | 1,037 (401.6–1673) | −67.52 (−118.1–−16.89) | na | na | na | na | na |
I2 | 1,037 | −67.52 | 0.4346 | 159.1 | 0.929 | 0.4364 | Yes |
I4 | na | na | 0.9003 | 5.48 | 1 | >0.9999 | Yes |