| Caffeine and other adulterants in seizures of street cocaine in Brazil NP Bernardo, MEPB Siqueira, MJN de Paiva, PP Maia International Journal of Drug Policy 14 (4), 331-334, 2003 | 69 | 2003 |
| Sampling and analysis of metabolomes in biological fluids MJN de Paiva, HC Menezes, Z de Lourdes Cardeal Analyst 139 (15), 3683-3694, 2014 | 54 | 2014 |
| A sensitive GC/MS method using cold fiber SPME to determine polycyclic aromatic hydrocarbons in spring water HC Menezes, MJN Paiva, RR Santos, LP Sousa, SF Resende, ... Microchemical Journal 110, 209-214, 2013 | 48 | 2013 |
| Hippuric acid in urine: reference values MEPB Siqueira, MJN Paiva Revista de Saúde Pública 36, 723-727, 2002 | 48 | 2002 |
| A simple and quick method for the determination of pesticides in environmental water by HF‐LPME‐GC/MS HC Menezes, BP Paulo, MJN Paiva, ZL Cardeal Journal of analytical methods in chemistry 2016 (1), 7058709, 2016 | 47 | 2016 |
| An alternative derivatization method for the analysis of amino acids in cerebrospinal fluid by gas chromatography–mass spectrometry MJN de Paiva, HC Menezes, PP Christo, RR Resende, ... Journal of Chromatography B 931, 97-102, 2013 | 46 | 2013 |
| Environmental assessment and evaluation of oxidative stress and genotoxicity biomarkers related to chronic occupational exposure to benzene IC Costa-Amaral, LVB Carvalho, MVC Santos, D Valente, AC Pereira, ... International Journal of Environmental Research and Public Health 16 (12), 2240, 2019 | 34 | 2019 |
| Determination of polycyclic aromatic hydrocarbons in artisanal cachaça by DI-CF-SPME–GC/MS HC Menezes, BP Paulo, MJN Paiva, SMR de Barcelos, DFD Macedo, ... Microchemical Journal 118, 272-277, 2015 | 34 | 2015 |
| Características sanguíneas da Pirapitinga do Sul, Brycon sp, sob condições experimentais de criação intensiva MJTR Paiva Brazilian Journal of Veterinary Research and Animal Science 28 (2), 141-153, 1991 | 33 | 1991 |
| Amino acid biosignature in plasma among ischemic stroke subtypes VAM Goulart, MM Sena, TO Mendes, HC Menezes, ZL Cardeal, ... BioMed research international 2019 (1), 8480468, 2019 | 31 | 2019 |
| New method for the determination of bile acids in human plasma by liquid-phase microextraction using liquid chromatography-ion-trap-time-of-flight mass spectrometry MJN de Paiva, HC Menezes, JCC da Silva, RR Resende, ... Journal of Chromatography A 1388, 102-109, 2015 | 25 | 2015 |
| Neurochemical study of amino acids in rodent brain structures using an improved gas chromatography–mass spectrometry method MCX Pinto, MJN de Paiva, OC Oliveira-Lima, HC Menezes, ... Journal of Chemical Neuroanatomy 55, 24-37, 2014 | 24 | 2014 |
| Increased serum bile acids as a possible biomarker of hepatotoxicity in Brazilian workers exposed to solvents in car repainting shops MJ Nunes de Paiva, ME Pereira Bastos de Siqueira Biomarkers 10 (6), 456-463, 2005 | 23 | 2005 |
| Sarcosine preconditioning induces ischemic tolerance against global cerebral ischemia MCX Pinto, F Simão, FLP Da Costa, DV Rosa, MJN De Paiva, ... Neuroscience 271, 160-169, 2014 | 20 | 2014 |
| Acetylcholinesterase inhibition starting from extracts of Bauhinia variegata L., Bauhinia var. candida (Aiton) Buch.-Ham., and Bauhinia ungulata L KM Santos, PSA Gonçalves, MJN Paiva, GA Lacerda Revista da Sociedade Brasileira de Medicina Tropical 44, 781-783, 2011 | 17 | 2011 |
| Analysis of ortho-cresol in urine by solid phase microextraction-capillary gas chromatography MJN Paiva, I Martins, MEPB De Siqueira Journal of the Brazilian Chemical Society 18, 1034-1039, 2007 | 15 | 2007 |
| Determination of 2, 5-hexanedione in urine by headspace solid-phase microextraction and gas chromatography AFF Oliveira, PP Maia, MJN Paiva, MEPB Siqueira Journal of analytical toxicology 33 (4), 223-228, 2009 | 14 | 2009 |
| Frontotemporal dementia: plasma metabolomic signature using gas chromatography–mass spectrometry ALM Santos, JG Vitorio, MJN de Paiva, BLS Porto, HC Guimaraes, ... Journal of Pharmaceutical and Biomedical Analysis 189, 113424, 2020 | 12 | 2020 |
| Parasitismo por acari e Phthiraptera em cobaios Cavia porcellus (Linnaeus, 1758) de ambientes rural e urbano nos municipios de Silva Jardim e Duque de Caxias, Rio de Janeiro … M Paiva, A Amorin, N Maués Braz J Vet Res Anim Sci 41, 240-246, 2004 | 9 | 2004 |
| Molecular assessment of Gymnotus spp. (Gymnotiformes: Gymnotidae) fishing used as live baitfish in the Tietê River, Brazil LP Faria-Pereira, AWS Hilsdorf, J Albert, MJTR Paiva, MSN Galvão Neotropical Ichthyology 17, e190075, 2019 | 8 | 2019 |