Biography and Research Information
OverviewAI-generated summary
John J. Chelonis's research focuses on the effects of prenatal exposure to environmental factors, particularly trace elements and metals, on child development and behavior. His work investigates associations between these exposures and outcomes such as learning deficits, reward motivation, and performance on behavioral testing batteries in children. Several of his publications explore sex-specific differences in these associations, examining how child sex can modify the impact of prenatal exposures like lead and manganese.
His research also extends to animal models, studying the long-term effects of pharmacological agents, such as methylphenidate, on behavior and neuroimaging in rhesus monkeys. Chelonis employs advanced analytical methods and collaborates with researchers at the National Center for Toxicological Research, including Merle G. Paule, to investigate these complex relationships. With an h-index of 24 and over 2,300 citations, his work contributes to understanding the interplay between environmental exposures, neurodevelopment, and behavioral outcomes in both human and animal subjects.
Metrics
- h-index: 24
- Publications: 72
- Citations: 2,409
Selected Publications
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Developmental Pb exposure increases rate of forgetting on a delayed matching-to-sample task among Mexican children (2025)
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Associations of Prenatal Socioeconomic Status and Childhood Working Memory: A Structural Equation Modeling Approach (2025)
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Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex (2023)
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The effects of long-term methylphenidate administration and withdrawal on progressive ratio responding and T2 MRI in the male rhesus monkey (2022)
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Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children (2022)
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Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children (2022)
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Prenatal metal mixture concentrations and reward motivation in children (2021)
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Sexually dimorphic associations between prenatal blood lead exposure and temporal processing in 6- to 7-year-old children in Mexico City (2021)
Collaboration Network
Top Collaborators
Ivan Pantic
Columbia University (US)
7 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Prenatal metal mixture concentrations and reward motivation in children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex
- Prenatal Manganese Biomarkers and Operant Test Battery Performance in Mexican Children: Effect Modification by Child Sex
Showing 5 of 7 shared publications
Martha María Téllez‐Rojo
Instituto Nacional de Salud Pública (MX)
7 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Prenatal metal mixture concentrations and reward motivation in children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex
- Prenatal Manganese Biomarkers and Operant Test Battery Performance in Mexican Children: Effect Modification by Child Sex
Showing 5 of 7 shared publications
Robert O. Wright
Icahn School of Medicine at Mount Sinai (US)
7 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Prenatal metal mixture concentrations and reward motivation in children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex
- Prenatal Manganese Biomarkers and Operant Test Battery Performance in Mexican Children: Effect Modification by Child Sex
Showing 5 of 7 shared publications
Paul Curtin
Icahn School of Medicine at Mount Sinai (US)
6 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Prenatal metal mixture concentrations and reward motivation in children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex
- Prenatal Manganese Biomarkers and Operant Test Battery Performance in Mexican Children: Effect Modification by Child Sex
Showing 5 of 6 shared publications
Merle G. Paule
National Center for Toxicological Research
5 shared publications
In database
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Prenatal metal mixture concentrations and reward motivation in children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- The effects of long-term methylphenidate administration and withdrawal on progressive ratio responding and T2 MRI in the male rhesus monkey
- Sexually dimorphic associations between prenatal blood lead exposure and temporal processing in 6- to 7-year-old children in Mexico City
Lourdes Schnass
Instituto Nacional de Perinatología (MX)
3 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Sexually dimorphic associations between prenatal blood lead exposure and temporal processing in 6- to 7-year-old children in Mexico City
Joseph M. Braun
Brown University (US)
3 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Sexually dimorphic associations between prenatal blood lead exposure and temporal processing in 6- to 7-year-old children in Mexico City
Rosalind J. Wright
Icahn School of Medicine at Mount Sinai (US)
3 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
- Sexually dimorphic associations between prenatal blood lead exposure and temporal processing in 6- to 7-year-old children in Mexico City
Sandra Martínez-Medina
Instituto Nacional de Perinatología (MX)
3 shared publications
- Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex
- Prenatal Manganese Biomarkers and Operant Test Battery Performance in Mexican Children: Effect Modification by Child Sex
- Associations of Prenatal Socioeconomic Status and Childhood Working Memory: A Structural Equation Modeling Approach
Francheska M. Merced‐Nieves
Icahn School of Medicine at Mount Sinai (US)
2 shared publications
- Prenatal trace elements mixture is associated with learning deficits on a behavioral acquisition task among young children
- Sexually dimorphic associations between prenatal blood lead exposure and performance on a behavioral testing battery in children
Jamil M. Lane
Icahn School of Medicine at Mount Sinai (US)
2 shared publications
- Prenatal manganese biomarkers and operant test battery performance in Mexican children: Effect modification by child sex
- Prenatal Manganese Biomarkers and Operant Test Battery Performance in Mexican Children: Effect Modification by Child Sex
Francheska Merced Nieves
Icahn School of Medicine at Mount Sinai (US)
1 shared publication
- Sexually dimorphic associations between prenatal blood lead exposure and temporal processing in 6- to 7-year-old children in Mexico City
Erik de Water
Icahn School of Medicine at Mount Sinai (US)
1 shared publication
- Prenatal metal mixture concentrations and reward motivation in children
Chris Gennings
Icahn School of Medicine at Mount Sinai (US)
1 shared publication
- Prenatal metal mixture concentrations and reward motivation in children
Moira Bixby
Icahn School of Medicine at Mount Sinai (US)
1 shared publication
- Prenatal metal mixture concentrations and reward motivation in children
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