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137 Tennant, A.H., Peng, B. & Kligerman, A.D. (2001) Genotoxicity studies of three triazine herbicides: in vivo studies using the alkaline single cell gel (SCG) assay. Mutat. Res., 493, 1–10. Terranova, P. (1991) F-00006: 90-day subchronic dietary toxicity study with G-28273 in rats. Report addendum: effects of G-28273 technical administration on estrous cycle parameters in female Sprague-Dawley rats. Unpublished report (addendum to report No. F-00006) dated 27 March 1991 from Department of Physiology, University of Kansas School of Medicine, Kansas City, Kansas, USA. Submitted to WHO by Syngenta Crop Protection AG. Thakur, A.K. (1991a) Determination of hormone levels in Sprague-Dawley rats treated with atrazine technical. Unpublished report No. HWA 483-278 dated 17 October 1991 from Hazleton Laboratories, Vienna, Virginia, USA. Submitted to WHO by Syngenta Crop Protection AG. Thakur, A.K. (1991b) Determination of hormone levels in Fisher-344 rats treated with atrazine technical. Unpublished report No. HWA 483-279 dated 8 November 1991 from Hazleton Laboratories, Vienna, Virginia, USA. Submitted to WHO by Syngenta Crop Protection AG. Thakur, A.K. (1992a) Oncogenicity study in Sprague-Dawley rats with atrazine technical. Unpublished report No. HWA 483-275 dated 27 January 1992 from Hazleton Laboratories, Vienna, Virginia, USA. Submitted to WHO by Syngenta Crop Protection AG. Thakur, A.K. (1992b) Oncogenicity study in Fisher-344 rats with atrazine technical. Unpublished reort No. 483- 277 dated 18 February 1992 from Hazleton Laboratories, Vienna, Virginia, USA. Submitted to WHO by Syngenta Crop Protection AG. Thede, B. (1988) Comparative metabolism of atrazine by mammalian hepatocytes: progress report. Unpublished report No. ABR-88139 dated 13 November 1988 from Ciba-Geigy Corp., Greensboro, North Carolina, USA. Submitted to WHO by Syngenta Crop Protection AG. Thompson, S.S., Batastini, G.G. & Arthur A.T. (1990) G 28273 - 13/52-week oral toxicity study in dogs. Unpublished report No. 872151 dated 17 January 1990 from Ciba-Geigy Corp., Research Department, Pharmaceuticals Division, Summit, New Jersey, USA. Submitted to WHO by Syngenta Crop Protection AG. Thompson, S.S., Batastini, G. & Arthur A.T. (1992) G 28279 - 13-week feeding study in dogs. Unpublished report No. 912021 dated 22 April 1992 from Ciba-Geigy Corp., Research Department, Pharmaceuticals Division, Summit, New Jersey, USA. Submitted to WHO by Ciba-Geigy Ltd. Timchalk, C., Dryzga, M.D., Langvardt, P.W., Kastl, P.E. & Osborne, D.W. (1990) Determination of the effect of tridiphane on the pharmacokinetics of [ 14 C]-atrazine following oral administration to male Fischer 344 rats. Toxicology. 61, 27–40. Trentacoste, S.V., Friedmann, A.S., Youker, R.T., Breckenridge, C.B. & Zirkin, B.R. (2001) Atrazine effects on testosterone levels and androgen-dependent reproductive organs in peripubertal male rats. J. Androl., 22, 142–148. Ullmann, L. (1976a) Eye irritation in the rabbit after single application of G 30027. Unpublished report No. SISS-5663 dated 24 November 1976 from Ciba-Geigy Ltd, Stein, Switzerland. Submitted to WHO by Syngenta Crop Protection AG. Ullmann, L. (1976b) Skin irritation in the rabbit after single application of G 30027. Unpublished report No. SISS-5663 dated 24 November 1976 from Ciba-Geigy Ltd, Stein, Switzerland. Submitted to WHO by Syngenta Crop Protection AG. Welsch, C.W., Jenkins, T.W. & Meites, J. (1970) Increased incidence of mammary tumors in the female rat grafted with multiple pituitaries. Cancer Res., 30, 1024–1029. Whalen, M.M., Loganathan, B.G., Yamashita, N. & Saito, T. (2003) Immunomodulation of human natural killer cell cytotoxic function by triazine and carbamate pesticides. Chem. Biol. Interact., 145, 311–319. Weiss, G., Schmidt, C., Kleinberg, D.L. & Ganguly, M. (1977) Positive feedback effects of estrogen on LH secretion in women in neuroleptic drugs. Clin. Endocrinol. 7, 423–427. ATRAZINE 37–138 JMPR 2007
138 Wise, P.M., Kashon, M.L., Krajnak, K.M., Rosewell, K.L., Cai, A., Scarbrough, K., Harney, J.P., McShane, T., Lloyd, J.M. & Weiland, N.G. (1997) Aging of the female reproductive system: a window into brain aging. Recent Prog. Horm. Res. 52, 279–303. Young, H.A., Mills, P.K., Riordan, D.G. & Cress, R.D. (2005) Triazine herbicides and epithelial ovarian cancer risk in central California. J. Occup. Environ. Med., 47, 1148–1156. ATRAZINE 37–138 JMPR 2007
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Pesticide residues in food — 2007
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TABLE OF CONTENTS Page List of part
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Dr Vicki L. Dellarco, Office of Pes
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Abbreviations used 3-MC ACTH ADI ai
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MRL MS MS/MS MTD NMR NOAEC NOAEL NO
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Introduction The toxicological mono
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AMINOPYRALID First draft prepared b
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5 higher renal excretion in the gro
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7 Table 4. Recovery of radioactivit
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9 Table 7. Pharmacokinetic paramete
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11 (c) Exposure by inhalation Five
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13 Table 9. Acute toxicity of amino
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15 The data from urine analysis rev
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17 18, monthly for palpable masses.
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19 Table 12. Body weights of rats f
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21 Table 15. Results of assays for
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23 in both groups, feed consumption
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25 neurotoxicity after 12 months. B
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27 The same five time-mated NZW rab
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29 Mortality was increased in all g
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31 Levels relevant to risk assessme
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33 References Brooks, K.J. (2001a)
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35 Consulting, The Dow Chemical Com
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ATRAZINE First draft prepared by Ru
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39 in the early 1990s; this reflect
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41 Maximum concentrations in the bl
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43 In a study on comparative metabo
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45 Table 1. Metabolism of atrazine
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47 Figure 2. Proposed metabolic pat
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49 to intact skin; and that no read
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51 the highest dose, and food consu
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53 mice (evaluated as roughly equiv
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55 Table 5. Incidence of mammary tu
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57 Table 6. Selected findings from
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59 was decreased when compared with
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61 Table 9. Selected findings of a
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63 proestrus at the expense of days
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65 Table 10. Selected studies of ge
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67 End-point Test object Concentrat
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69 Table 12. Relevant findings in a
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73 respectively) and in males at th
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77 All dams survived until the end
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79 250 and 500 ppm. Body-weight gai
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81 In an assay for reverse mutation
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83 on pubertal development in femal
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85 parameters (decreased pH, specif
Page 102 and 103: 87 Table 20. Relevant findings in a
Page 104 and 105: 89 0, 75, 150 or 300 mg/kg bw per d
Page 106 and 107: 91 The NOAEL was 25 ppm, equal to 1
Page 108 and 109: 93 In a study on the effect of atra
Page 110 and 111: 95 Delayed parturition was seen at
Page 112 and 113: 97 observed in the pair-fed group.
Page 114 and 115: 99 examined, offspring in the atraz
Page 116 and 117: 101 antagonize E2-induced luciferas
Page 118 and 119: 103 increase in steroidogenesis is
Page 120 and 121: 105 The immune system of adult mice
Page 122 and 123: 107 In a later review of cancer epi
Page 124 and 125: 109 In a 25-day study in rabbits tr
Page 126 and 127: 111 developmental toxicity were 10
Page 128 and 129: 113 regulation in male offspring in
Page 130 and 131: 115 (d) Diaminochlorotriazine (DACT
Page 132 and 133: 117 Developmental target/critical e
Page 134 and 135: 119 • The failure to ovulate resu
Page 136 and 137: 121 The relationship between increa
Page 138 and 139: 123 Table A2. Comparison of paramet
Page 140 and 141: 125 Ballantine, L., Murphy, T. G. &
Page 142 and 143: 127 Dunkelberg, H., Fuchs, J., Heng
Page 144 and 145: 129 Heneweer, M., van den Berg, M.
Page 146 and 147: 131 Lindsay, L.A., Wimbert, K.V., G
Page 148 and 149: 133 Morseth, S.L. (1996d) Chronic (
Page 150 and 151: 135 Rudzki, M.W., Batastina, G., &
Page 154 and 155: AZINPHOS-METHYL First draft prepare
Page 156 and 157: 141 methylation and oxidation of me
Page 158 and 159: 143 Table 1. Acute oral toxicity of
Page 160 and 161: 145 Table 2. Cholinesterase activit
Page 162 and 163: 147 at the highest dose. In both sp
Page 164 and 165: 149 Table 6. Cholinesterase activit
Page 166 and 167: 151 Table 8. Fertility of F 0 and F
Page 168 and 169: 153 Table 10. Fertility parameters
Page 170 and 171: 155 Groups of 22 mated Sprague-Dawl
Page 172 and 173: 157 after completion of the feeding
Page 174 and 175: 159 reduced motor activity in males
Page 176 and 177: 161 sensitivity with that of labora
Page 178 and 179: 163 measures to prevent worker expo
Page 180 and 181: 165 when brain cholinesterase activ
Page 182 and 183: 167 Critical end-points for setting
Page 184 and 185: 169 Eiben, R., Schmidt, W., & Loese
Page 186 and 187: 171 Myhr, B.C. (1983) Evaluation of
Page 188 and 189: LAMBDA-CYHALOTHRIN First draft prep
Page 190 and 191: 175 Figure 1. Chemical structures o
Page 192 and 193: 177 In a comparative study, the abs
Page 194 and 195: 179 Figure 2. Main pathways of biot
Page 196 and 197: 181 (iv) Dermal sensitization In a
Page 198 and 199: 183 observed in rats at the highest
Page 200 and 201: 185 Mortality was not affected by t
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187 the group at 100 ppm, reduction
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189 and five females per group were
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191 10-12%) than those of controls
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193 Comments Biochemical aspects Or
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195 Toxicological evaluation Althou
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197 Metabolism in animals Toxicolog
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199 Harrison, M.P. (1984a) Cyhaloth
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DIFENOCONAZOLE First draft prepared
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203 a sex difference nor any marked
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205 demonstrated that the highest t
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207 Figure 3. Proposed metabolic pa
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209 of the study were unremarkable.
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211 Table 3. Results of studies of
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213 The no-observed-adverse-effect
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215 lower than those of rats in the
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217 hepatocellular enlargement. In
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219 i.e. males lost 15.4% and femal
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221 and 357. This reduced food cons
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223 There was very high mortality a
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225 Table 6. Treatment-related hist
Page 242 and 243:
227 Rats Groups of 80 CRL:CD(SD)®
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229 Table 7. Histopathology finding
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231 D. Temporal association. The fe
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233 2.5 Reproductive toxicity (a) M
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235 t estes weights in the males at
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237 continued to be lower than thos
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239 Corpora lutea in each ovary wer
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241 S1 + S2, not ossified — —
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243 in the control group and in the
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245 physically examined for changes
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249 can occur in untreated mice, in
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251 Study of reproductive toxicity
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Page 270 and 271:
Page 272 and 273:
257 of the test article on microsom
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259 Ophthalmoscopic examinations pe
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261 the radioactivity was re-elimin
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263 In a single-dose study of neuro
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265 Estimate of acceptable daily in
Page 282 and 283:
267 Clapp, M.J.L., Killick, M.E., H
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269 Herbold, B. (1983c) THS 2212 tr
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271 Pinto, P. (2006b) Difenoconazol
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DIMETHOMORPH First draft prepared b
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275 Five different treatment groups
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277 To investigate the significance
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279 and the E : Z isomer ratio was
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281 Table 10. Tissue distribution o
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283 (e) Dermal sensitization The de
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285 females at the highest dose, to
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287 The NOAEL was 10 mg/kg bw per d
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289 concentrations in females were
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291 health, moribundity and mortali
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293 0-9%, mean, 3.5%; only one out
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Table 26. Organ weights adjusted to
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297 cell hyperplasia. The testes tu
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299 unscheduled DNA synthesis, the
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301 Figure 3. Cumulative percentage
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303 Rabbits In a dose-range finding
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305 (b) Potentiation of hexobarbito
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307 0.2% or less of the administere
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309 eye-opening, pinna unfolding or
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311 Lowest relevant inhalation NOAE
Page 328 and 329:
313 Gardner, J.R. (1989) CME 151 te
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315 van de Waart, E.J. (1991b) Eval
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318 Committee on Pesticide residues
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320 (a) Ocular irritation Rabbits T
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322 weights were decreased in males
Page 339 and 340:
324 toxicity was 5 mg/kg bw per day
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326 respectively; range for histori
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328 Table 4. Incidence of Leydig-ce
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330 and/or bilateral) was noted in
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332 No treatment-related signs of m
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334 Table 6. Incidence of selected
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336 or teratogenic potential at the
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338 and progesterone. The concentra
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340 the doses used in the 1-year st
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342 No neurotoxic effects were seen
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344 Lowest relevant reproductive NO
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346 Keller, D.A. (1992c) Oncogenici
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PROCYMIDONE First draft prepared by
Page 366 and 367:
351 Rats Groups of five male and fe
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353 Table 1. Pharmacokinetic parame
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355 Seven doses C max (µg equivale
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357 Three groups of five male and f
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359 The excretion of radioactivity
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361 Figure 1. Proposed metabolic pa
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363 water consumption were determin
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365 finding. Histopathology reveale
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367 The NOAEL was 500 ppm, equivale
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369 The NOAEL was 100 mg/kg bw per
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371 at 2000 ppm. Histopathology rev
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373 b Each test was conducted in tr
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375 experimental period. Rats were
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377 hypospadias, testicular atrophy
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379 a single dose, which produced o
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381 The anti-androgenic activities
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383 but only at 6000 ppm after 13 w
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385 The results are summarized in T
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387 males (all litters) in the grou
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389 procymidone (18-27% of the admi
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391 Procymidone induced liver tumou
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393 The Meeting concluded that the
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395 Toxicologically significant com
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397 Harada, T. (1983) A review on m
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399 Murakami, M., Yoshitake, A. & H
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401 Tarui, H. (2005b) In vitro meta
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404 Explanation Profenofos is the I
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406 The metabolism of ring-labelled
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408 2. Toxicological studies 2.1 Ac
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410 Rabbits Groups of two male and
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412 Groups of five male and five fe
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414 control group and in the test g
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416 of the rabbits at the highest d
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418 The NOAEL for brain acetylcholi
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420 Table 2. Histopathological find
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422 1 out of 70; lowest dose, 3 out
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424 body‐weight gains (3-10% decr
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426 treated groups for body-weight
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428 (b) Short-term studies of neuro
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430 represented as equally as possi
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432 pound and the equitoxic mixture
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434 Inhibition of brain acetylcholi
Page 451 and 452:
436 Toxicological evaluation Erythr
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438 Neurotoxicity/delayed neurotoxi
Page 455 and 456:
440 Harris, S.B. (1982) A teratolog
Page 457 and 458:
442 Puri, E. (1982a) Autoradiograph
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PYRIMETHANIL First draft prepared b
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447 Table 1. Excretion profile in r
Page 464 and 465:
449 Table 3. Half-life of pyrimetha
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451 Table 4. Identification of meta
Page 468 and 469:
453 SN 614 277. The presence of the
Page 470 and 471:
455 2. Toxicological studies 2.1 Ac
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457 treated rabbits showed slight e
Page 474 and 475:
459 still evident in the liver; how
Page 476 and 477:
461 In a 90-day feeding study, grou
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463 per day or 800 mg/kg bw per day
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465 The dosing solutions were prepa
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467 mortality and morbidity. Change
Page 484 and 485:
469 2.4 Genotoxicity Pyrimethanil w
Page 486 and 487:
471 mean body‐weight gains. After
Page 488 and 489:
473 Analysis of dosing solutions in
Page 490 and 491:
475 In a 7-day feeding study, group
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477 at 200 mg/kg bw. These clinical
Page 494 and 495:
479 s ystemic toxicity was 400 ppm
Page 496 and 497:
481 Acute toxicity Rat, LD 50 , ora
Page 498 and 499:
483 Grosshans, F. (2003) Pyrimethan
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485 Markham, L.P. (1989d) Technical
Page 502 and 503:
ZOXAMIDE First draft prepared by I.
Page 504 and 505:
489 The excretion of radioactivity
Page 506 and 507:
491 Table 3. Mean concentration of
Page 508 and 509:
493 Table 4. Distribution of metabo
Page 510 and 511:
495 were also found in the urine, a
Page 512 and 513:
497 owing to the absence of a dose-
Page 514 and 515:
499 The NOAEL was 30 000 ppm, equiv
Page 516 and 517:
501 Table 9. Haematological finding
Page 518 and 519:
503 Table 11. Body weight, food con
Page 520 and 521:
505 daily for signs of moribundity,
Page 522 and 523:
507 Table 14 Results of studies of
Page 524 and 525:
509 phase. The study was certified
Page 526 and 527:
511 Table 16. Spleen weights and hi
Page 528 and 529:
513 FOB/motor activity assessment,
Page 530 and 531:
515 Excretion was primarily in the
Page 532 and 533:
517 days 14 to 21. Increased relati
Page 534 and 535:
519 Lowest relevant inhalation NOAE
Page 536 and 537:
521 Morrison, R.D. & Gillette, D.M.
Page 538 and 539:
ANNEX 1 Reports and other documents
Page 540 and 541:
525 31. Pesticide residues in food:
Page 542 and 543:
527 67. Pesticide residues in food
Page 544:
529 101. Pesticide residues in food
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