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Multiple Pesticides and their Mixtures Tested for Genotoxicity in the Micronucleus Assays on Intestinal Caco‑2 Cells Cover

Multiple Pesticides and their Mixtures Tested for Genotoxicity in the Micronucleus Assays on Intestinal Caco‑2 Cells

Open Access
|Jul 2026

Figures & Tables

Table 1

The effects of the non‑pesticide containing negative control (CTRL) with Cytochalasin B (CytoB) and positive CTRL with clastogenic mitomycin C (Mito C) on the number of binucleated cells and genotoxic micronuclei as well as the cytotoxicity percentages in Caco‑2 cells.

PESTICIDE DOSEBINUCLEATED CELLS (NUMBER)MICRONUCLEI (NUMBER)SIGNIFICANT INCREASECYTOTOXICITY (%)
CTRL (only CytoB)01027340.96
Mito C01009217*1.90

[i] *1‑sided Fisher Exact test (P < 0.01).

Figure 1

Effects of pure lambda‑cyhalothrin, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 2

Effects of pure cypermethrin, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 3

Effects of pure deltamethrin, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 4

Effects of pure tebuconazole, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 5

Effects of pure glyphosate, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 6

Effects of pure acetamiprid, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 7

Effects of pure cyprodinil, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 8

Effects of pure piperonyl butoxide, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 9

Effects of pure fluopyram, within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 10

Effects of a combination mixture of pesticides called Top 3 (pure acetamiprid, tebuconazole, glyphosate), within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Figure 11

Effects of a combination mixture of pesticides called Top 8 (pure lambda‑cyhalothrin, cypermethrin, deltamethrin, tebuconazole, glyphosate, acetamiprid, cyprodinil, piperonyl butoxide), within the dose range 0–100 mg L–1, on the number of micronuclei per 1000 binucleate Caco‑2 cells. Data for each dose is expressed as a single value. The presence of increased linear trend was evaluated using 1‑sided Cochran–Armitage trend test (#P < 0.05). Pairwise comparisons of the incidence of micronuclei over binucleated cells were performed using the 1‑sided Fisher’s exact test (*P < 0.05).

Table 2

The effect of imazalil doses on binucleate cell number, micronuclei number, and cytotoxicity in Caco‑2 cells.

DOSE (MG L–1)BINUCLEATED CELLS (NUMBER)MICRONUCLEI (NUMBER)CYTOTOXICITY (%)
0102734
0.0110081438.82
0.110241239.34
110101338.66
1010111242.00
1001281382.61
Table 3

Cytotoxicity assessments and micronuclei/binucleate cell number on Caco‑2 cells for the pesticides, as mono‑constituents, for all doses (0–100 mg L–1).

SUBSTANCEDOSE% CYTOTOXICITYMICRONUCLEI/BINUCLEATE TOT X 1000
Control033.11
Lambda‑cyhalothrin0.0142.0827.42
Lambda‑cyhalothrin0.139.4340.35
Lambda‑cyhalothrin137.4462.62
Lambda‑cyhalothrin1039.9180.23
Lambda‑cyhalothrin10057.5456.86
Cypermethrin0.0126.5670.44
Cypermethrin0.126.5240.59
Cypermethrin132.0226.81
Cypermethrin1028.7230.82
Cypermethrin10012.6732.00
Deltamethrin0.0136.6326.24
Deltamethrin0.134.7522.36
Deltamethrin140.0523.35
Deltamethrin1038.8530.54
Deltamethrin10038.2252.58
Tebuconazole0.0136.8834.21
Tebuconazole0.137.5533.85
Tebuconazole136.1142.32
Tebuconazole1038.0050.93
Tebuconazole10034.9297.03
Glyphosate0.0124.1790.91
Glyphosate0.110.40107.44
Glyphosate111.7197.78
Glyphosate1010.7898.58
Glyphosate10022.98268.44
Acetamiprid0.0119.7868.63
Acetamiprid0.127.4740.96
Acetamiprid118.9279.81
Acetamiprid1020.0068.76
Acetamiprid10031.7225.69
Cypronidil0.0135.2675.73
Cypronidil0.138.6246.72
Cypronidil140.4351.90
Cypronidil1042.8836.96
Cypronidil10042.9649.02
Piperonyl butoxide0.0136.7835.79
Piperonyl butoxide0.136.2227.64
Piperonyl butoxide134.5429.97
Piperonyl butoxide1034.8744.55
Piperonyl butoxide10036.2588.61
Fluopyram0.0135.2544.00
Fluopyram0.134.4849.52
Fluopyram136.3435.23
Fluopyram1038.9939.84
Fluopyram10013.55146.83
Table 4

Cytotoxicity assessments on Caco‑2 cells for the pesticides in combination for all doses (0–100 mg L–1).

SUBSTANCEDOSE% CYTOTOXICITYMICRONUCLEI/BINUCLEATE TOT X 1000
Top 30.0136.63135.14
Top 30.139.7266.86
Top 3139.5783.50
Top 31037.4138.77
Top 310038.2432.16
Top 80.0140.5432.07
Top 80.143.9740.96
Top 8144.5343.39
Top 81044.8045.85
Top 810042.1057.43
DOI: https://doi.org/10.5334/aogh.5345 | Journal eISSN: 2214-9996
Language: English
Page range: 69 - 69
Submitted on: May 19, 2026
Accepted on: Jun 19, 2026
Published on: Jul 17, 2026
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services

© 2026 Francesca Truzzi, Eva Tibaldi, Roberta Noferini, Daria Sgargi, Simona Panzacchi, Gizem Nardali, Antonello Lorenzini, Silvia Dilloo, Eros D’Amen, Federica Gnudi, Giovanni Dinelli, Paul T. J. Scheepers, Daniele Mandrioli, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.