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Quantification of three chlorinated dialkyl phosphates, diphenyl phosphate, 2,3,4,5-tetrabromobenzoic acid, and four other organophosphates in human urine by solid phase extraction-high performance liquid chromatography-tandem mass spectrometry.
Jayatilaka NK, Restrepo P, Williams L, Ospina M, Valentin-Blasini L, Calafat AM. Jayatilaka NK, et al. Among authors: ospina m. Anal Bioanal Chem. 2017 Feb;409(5):1323-1332. doi: 10.1007/s00216-016-0061-4. Epub 2016 Nov 12. Anal Bioanal Chem. 2017. PMID: 27838756 Free PMC article.
Comparison of questionnaire-based estimation of pesticide residue intake from fruits and vegetables with urinary concentrations of pesticide biomarkers.
Chiu YH, Williams PL, Mínguez-Alarcón L, Gillman M, Sun Q, Ospina M, Calafat AM, Hauser R, Chavarro JE. Chiu YH, et al. Among authors: ospina m. J Expo Sci Environ Epidemiol. 2018 Jan;28(1):31-39. doi: 10.1038/jes.2017.22. Epub 2017 Sep 20. J Expo Sci Environ Epidemiol. 2018. PMID: 28930298 Free PMC article.
Urinary concentrations of 3-(diethylcarbamoyl)benzoic acid (DCBA), a major metabolite of N,N-diethyl-m-toluamide (DEET) and semen parameters among men attending a fertility center.
Segal TR, Mínguez-Alarcón L, Chiu YH, Williams PL, Nassan FL, Dadd R, Ospina M, Calafat AM, Hauser R; Earth Study Team. Segal TR, et al. Among authors: ospina m. Hum Reprod. 2017 Dec 1;32(12):2532-2539. doi: 10.1093/humrep/dex327. Hum Reprod. 2017. PMID: 29077936 Free PMC article.
Permethrin exposure from wearing fabric-treated military uniforms in high heat conditions under varying wear-time scenarios.
Proctor SP, Maule AL, Heaton KJ, Cadarette BS, Guerriere KI, Haven CC, Taylor KM, Scarpaci MM, Ospina M, Calafat AM. Proctor SP, et al. Among authors: ospina m. J Expo Sci Environ Epidemiol. 2020 May;30(3):525-536. doi: 10.1038/s41370-019-0120-y. Epub 2019 Feb 6. J Expo Sci Environ Epidemiol. 2020. PMID: 30728486 Free PMC article.
Assessment of spray polyurethane foam worker exposure to organophosphate flame retardants through measures in air, hand wipes, and urine.
Estill CF, Slone J, Mayer AC, Phillips K, Lu J, Chen IC, Christianson A, Streicher R, Guardia MJ, Jayatilaka N, Ospina M, Calafat AM. Estill CF, et al. Among authors: ospina m. J Occup Environ Hyg. 2019 Jul;16(7):477-488. doi: 10.1080/15459624.2019.1609004. Epub 2019 May 21. J Occup Environ Hyg. 2019. PMID: 31112485 Free PMC article.
249 results