Analysis of Oleanolic Acid and Ursolic Acid, Potential Antifertility Agents in Moringa (Moringa oleifera) Seed, Akwasi Ampofo-Yeboah, Helet Lambrechts, Danie Brink, Fletcher Hilten, Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Serum Folate Levels and Fatality among Diabetic Adults: A 15-Y Follow-Up of a National Cohort, Evans Afriyie-Gyawu, Emeka Ifebi, Akwasi Ampofo-Yeboah, Brittany Kyte, Sambridhi Shrestha, Jian Zhang
Jian Zhang

Serum Folate Levels and Fatality among Diabetic Adults: A 15-Y Follow-Up of a National Cohort, Evans Afriyie-Gyawu, Emeka Ifebi, Akwasi Ampofo-Yeboah, Brittany Kyte, Sambridhi Shrestha, Jian Zhang
Evans Afriyie-Gyawu

Serum Folate Levels and Fatality among Diabetic Adults: A 15-Y Follow-Up of a National Cohort, Evans Afriyie-Gyawu, Emeka Ifebi, Akwasi Ampofo-Yeboah, Brittany Kyte, Sambridhi Shrestha, Jian Zhang
Environmental Health Sciences Faculty Publications

Recent Challenges Beyond the Usual Toxicological and Public Health Challenges in Africa, Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

HIV and Hepatocellular and Esophageal Carcinomas Related to Consumption of Mycotoxin-Prone Foods in Sub-Saharan Africa, Jonathan H. Williams, Jessica A. Grubbs, Jerry W. Davis, Jia-Sheng Wang, Pauline E. Jolly, Nii-Ayi Ankrah, William O. Ellis, Evans Afriyie-Gyawu, Natalie M. Johnson, Abraham G. Robinson, Timothy D. Phillips
Evans Afriyie-Gyawu

Analysis of Oleanolic Acid and Ursolic Acid, Potential Antifertility Agents in Moringa (Moringa oleifera) Seed, Akwasi Ampofo-Yeboah, Helet Lambrechts, Danie Brink, Fletcher Hilten, Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Aflatoxin B1 Albumin Adducts in Plasma and Aflatoxin M1 in Urine are Associated with Plasma Concentrations of Vitamins A and E, F. A. Obuseh, Pauline E. Jolly, Yi Jiang, F. M. Shuaib, J. Waterbor, William O. Ellis, C. J. Piyathilake, R. A. Desmond, Evans Afriyie-Gyawu, Timothy D. Phillips
Evans Afriyie-Gyawu

Calcium Montmorillonite Clay Reduces Urinary Biomarkers of Fumonisin B₁ Exposure in Rats and Humans, Abraham Robinson, Natalie M. Johnson, A. Strey, John F. Taylor, Alicia Marroquin-Cardona, N. J. Mitchell, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, Jonathan H. Williams, Jia-Sheng Wang, Pauline E. Jolly, R. J. Nachman, Timothy D. Phillips
Evans Afriyie-Gyawu

Maintaining a Healthy Environment and Proper Food Handling Techniques to Address Food-borne Illness and other Public Health Concerns (Workshop Trainer), Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Development of a Summer Course (Food Safety and Health), Evans Afriyie-Gyawu, Padmini Shankar
Evans Afriyie-Gyawu

Environmental Health as Key Component of Public Health (Speaker), Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

High Cholesterol: What Can We Do About It? (Speaker), Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Toxicological and Public Health Implications of the Use of Scrap Rubber Tires for Smoking Meat in Africa, Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Toxicological and Public Health Implications of the Use of Scrap Rubber Tires for Smoking Meat in Developing Countries, Evans Afriyie-Gyawu, Terry Williams-Cointault, Padmini Shankar, Angela Otumfuor, Ahmed Adu-Oppong, Brian H. Bossak
Evans Afriyie-Gyawu

Analysis of Oleanolic Acid and Ursolic Acid, Potential Antifertility Agents in Moringa (Moringa oleifera) Seed, Akwasi Ampofo-Yeboah, Helet Lambrechts, Danie Brink, Fletcher Hilten, Evans Afriyie-Gyawu
Environmental Health Sciences Faculty Publications

Addressing Select Public Health Issues in Ghana (Speaker), Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Food Safety & Hygiene and Impact on Public Health (Workshop Trainer), Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Calcium Montmorillonite Clay Reduces Urinary Biomarkers of Fumonisin B₁ Exposure in Rats and Humans, Abraham Robinson, Natalie M. Johnson, A. Strey, John F. Taylor, Alicia Marroquin-Cardona, N. J. Mitchell, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, Jonathan H. Williams, Jia-Sheng Wang, Pauline E. Jolly, R. J. Nachman, Timothy D. Phillips
Environmental Health Sciences Faculty Publications

Use of Scrap Tires for Smoking Meat in Developing Countries: Public Health Concerns, Evans Afriyie-Gyawu, Brian Bossak, Terry Williams-Cointault, Angela Otumfuor
Evans Afriyie-Gyawu

Professional development travel grant to continue serving as the Vice President of the African Society for Toxicological Sciences (ASTS), Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Heavy Metal Concentrations in Water and Fish in South Georgia Rivers, Evans Afriyie-Gyawu, Kari Beth
Evans Afriyie-Gyawu

Aflatoxin B1 Albumin Adducts in Plasma and Aflatoxin M1 in Urine are Associated with Plasma Concentrations of Vitamins A and E, Francis A. Obuseh, Pauline E. Jolly, Yi Jiang, Faisal M. B. Shuaib, John Waterbor, William O. Ellis, Chandrika J. Piyathilake, Renee A. Desmond, Evans Afriyie-Gyawu, Timothy D. Phillips
Evans Afriyie-Gyawu

Links between Aggressive Behavior and Heavy/Toxic Metals Contamination in the Savannah Area, Evans Afriyie-Gyawu, Din Chen
Evans Afriyie-Gyawu

HIV and Hepatocellular and Esophageal Carcinomas Related to Consumption of Mycotoxin-Prone Foods in Sub-Saharan Africa, Jonathan H. Williams, Jessica A. Grubbs, Jerry W. Davis, Jia-Sheng Wang, Pauline E. Jolly, Nii-Ayi Ankrah, William O. Ellis, Evans Afriyie-Gyawu, Natalie M. Johnson, Abraham G. Robinson, Timothy D. Phillips
Environmental Health Sciences Faculty Publications

HIV and Hepatocellular and Esophageal Carcinomas Related to Consumption of Mycotoxin-prone Foods in Sub-Saharan Africa, Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

PAH Exposure in a Ghanaian Population at High Risk for Aflatoxicosis, Natalie M. Johnson, Evans Afriyie-Gyawu, Henry Huebner, Alicia Marroquin-Cardona, Abraham Robinson, Lili Tang, Li Xu, Nii-Ayi Ankrah, David Ofori-Adjei, Pauline E. Jolly, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Aflatoxin-Albumin Adducts and Correlation with Decreased Serum Levels of Vitamins A and E in an Adult Ghanaian Population, Lili Tang, Li Xu, Evans Afriyie-Gyawu, W. Liu, P. Wang, Y. Tang, Z. Wang, Henry Huebner, Nii-Ayi Ankrah, David Ofori-Adjei, Jonathan H. Willaims, Jia-Sheng Wang, Timothy Phillips
Evans Afriyie-Gyawu

Statesboro Lead Hazard Reduction and Evaluation Study, Evans Afriyie-Gyawu, Simone M. Charles
Evans Afriyie-Gyawu

NovaSil Clay Intervention in Ghanaians at High Risk for Aflatoxicosis: II. Reduction in Biomarkers of Aflatoxin Exposure in Blood and Urine, P. Wang, Evans Afriyie-Gyawu, Y. Tang, Natalie M. Johnson, Li Xu, Lili Tang, Henry J. Huebner, Nii-Ayi Ankrah, David Ofori-Adjei, W. O. Ellis, Pauline E. Jolly, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

NovaSil Clay Intervention in Ghanaians at High Risk for Aflatoxicosis: I. Study Design and Clinical Outcomes, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, Henry Huebner, M. Ofosuhene, J. Kumi, Natalie M. Johnson, Lili Tang, Li Xu, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy Phillips
Evans Afriyie-Gyawu

NovaSil Clay Does Not Affect the Concentrations of Vitamins A and E and Nutrient Minerals in Serum Samples from Ghanaians at High Risk for Aflatoxicosis, Evans Afriyie-Gyawu, Z. Wang, Nii-Ayi Ankrah, Li Xu, Natalie M. Johnson, Lili Tang, Hongxia Guan, Henry J. Huebner, Pauline E. Jolly, William O. Ellis, R. Taylor, B. Brattin, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Reducing Human Exposure to Aflatoxin through the Use of Clay: A Review, Timothy D. Phillips, Evans Afriyie-Gyawu, Jonathan H. Williams, Henry J. Huebner, Nii-Ayi Ankrah, D. Ofori-Adjei, Pauline E. Jolly, Natalie M. Johnson, John F. Taylor, Alicia Marroquin-Cardona, Li Xu, Lili Tang, Jia-Sheng Wang
Evans Afriyie-Gyawu

NovaSil Clay Intervention in Ghanaians at High Risk for Aflatoxicosis: Efficacy Evaluations on Aflatoxin Biomarkers, Vitamins A & E, and Selected Immune Parameters, Jia-Sheng Wang, Evans Afriyie-Gyawu, Yi Jiang, Lili Tang, Henry J. Huebner, Natalie M. Johnson, P. Wang, Y. Tang, Z. Wang, Li Xu, Nii-Ayi Ankrah, David Ofori-Adjei, Pauline E. Jolly, Jonathon H. Williams, Timothy D. Phillips
Evans Afriyie-Gyawu

Three-Month Intervention Trial with NovaSil Clay in Ghanaians: Study Design and Clinical Outcomes, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, Huebner Henry, Natalie M. Johnson, Pauline E. Jolly, William O. Ellis, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Aflatoxin Exposure and Effects on the Immune System, William O. Ellis, Pauline E. Jolly, Yi Jiang, Jia-Sheng Wang, Evans Afriyie-Gyawu, Timothy D. Phillips, Jonathon H. Williams
Evans Afriyie-Gyawu

Three-Month Clinical Intervention Trial with NovaSil Clay in Ghanaians: Reduction of Urinary Aflatoxin M1 Levels, Natalie M. Johnson, Abraham Robinson, N. Sarpong, Evans Afriyie-Gyawu, Henry J. Huebner, Li Xu, Lili Tang, Nii-Ayi Ankrah, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Sorption of Arsenic by Ferrihydrite and Magnetite and Prevention of Toxicity in Hydra, J. F. Taylor, N. Sarpong, Abraham Robinson, Evans Afriyie-Gyawu, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu

Three-Month Intervention Trial with NovaSil Clay in Ghanaians: Study Design and Clinical Outcomes, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, Henry Huebner, Natalie M. Johnson, Lili Tang, Li Xu, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Three-Month Clinical Intervention Trial with NovaSil Clay in Ghanaians: No Influence on Utilization Vitamins A and E, Z. Wang, Li Xu, Hongxia Guan, X. He, Lili Tang, Evans Afriyie-Gyawu, Henry J. Huebner, Nii-Ayi Ankrah, D. Ofori-Adjei, Jonathon H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Three-Month Clinical Intervention Trial with NovaSil Clay in Ghanaians: Reduction of Serum Aflatoxin–Albumin Adduct Levels, P. Wang, Y. Tang, Li Xu, Lili Tang, Evans Afriyie-Gyawu, Henry J. Huebner, Nii-Ayi Ankrah, D. Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Determinants of the Variability of Aflatoxin-Albumin Adduct Levels in Ghanaians, B. Dash, Evans Afriyie-Gyawu, Henry J. Huebner, W. Porter, Jia-Sheng Wang, Pauline E. Jolly, Timothy D. Phillips
Evans Afriyie-Gyawu

Aflatoxin Exposure and Effects on the Immune System, Pauline E. Jolly, Yi Jiang, William O. Ellis, Jia-Sheng Wang, Evans Afriyie-Gyawu, Timothy D. Phillips, Jonathon H. Williams
Evans Afriyie-Gyawu

Rediscovering Aflatoxin as a Public Health Risk, Jonathan H. Williams, Pauline E. Jolly, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, David Ofori-Adjei, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Integration of Aflatoxin Prevention Programs Into Primary Health Care System in Ghana, Nii-Ayi Ankrah, Evans Afriyie-Gyawu, Jia-Sheng Wang, Timothy D. Phillips, David Ofori-Adjei, Jonathan H. Williams
Evans Afriyie-Gyawu

NovaSil Clay Intervention Selectively Reduces Aflatoxin-Albumin Adducts in Blood and Aflatoxin M1 in Urine from Individuals at High Risk for Aflatoxicosis, Jia-Sheng Wang, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, P. Wang, Y. Tang, Li Xu, Z. Wang, Lili Tang, Henry J. Huebner, Natalie M. Johnson, David Ofori-Adjei, Jonathan H. Williams, Timothy D. Phillips
Evans Afriyie-Gyawu

Three-Month Clinical Intervention Trial with NovaSil Clay: Study Design and Clinical Outcomes, Evans Afriyie-Gyawu, Nii-Ayi Ankrah, Henry J. Huebner, Natalie M. Johnson, Lili Tang, Li Xu, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

NovaSil Clay for the Enterosorption of Aflatoxins in Animals and Humans, Timothy D. Phillips, Evans Afriyie-Gyawu, Henry J. Huebner, Nii-Ayi Ankrah, David Ofori-Adjei, Jonathan H. Williams, Jia-Sheng Wang
Evans Afriyie-Gyawu

Determinants of Aflatoxin Levels in Ghanaians: Sociodemographic Factors, Knowledge of Aflatoxin and Food Handling and Consumption Practices, Pauline E. Jolly, Yi Jiang, William O. Ellis, Richard Awuah, Obinna Nnedu, Timothy D. Phillips, Jia-Sheng Wang, Evans Afriyie-Gyawu, Lili Tang, Sharina Person, Jonathan Williams, Curtis Jolly
Evans Afriyie-Gyawu

Development of Clay-Based Sorbent Technologies for the Control and Remediation of Environmental Contaminants in Food and Ground Water, Henry J. Huebner, Melinda C. Wiles, Evans Afriyie-Gyawu, Bhagirathi Dash, T. J. McDonald, K. C. Donnelly, Timothy D. Phillips
Evans Afriyie-Gyawu

Development of a Non-Invasive Immunoaffinity-Based Assay to Prescreen Populations Exposed to Dietary Aflatoxins, N. A. Malek, Henry J. Huebner, Evans Afriyie-Gyawu, John F. Taylor, Bhagirathi Dash, Timothy D. Phillips
Evans Afriyie-Gyawu

Toxin Binding Ability of Soils Consumed by Parrots in the Peruvian Amazon, John F. Taylor, D. Brightsmith, Evans Afriyie-Gyawu, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu

Noninvasive Identification of Interindividual Variation in Xenobiotic-Metabolizing Enzymes: Implications for Cancer Epidemiology and Biomarker Studies, B. Dash, Evans Afriyie-Gyawu, Henry J. Huebner, W. Porter, Jia-Sheng Wang, Pauline E. Jolly, Timothy D. Phillips
Evans Afriyie-Gyawu

Sustainable Enterosorbent Strategies for the Protection of African Populations from Aflatoxins: Reducing Impact of Mycotoxins in Tropical Agriculture with Emphasis on Health and Trade in Africa, Timothy D. Phillips, Evans Afriyie-Gyawu, Jia-Sheng Wang, David Ofori-Adjei, Nii-Ayi Ankrah, Pauline E. Jolly, Jonathan H. Williams
Evans Afriyie-Gyawu

Short-Term Safety Evaluation of NovaSil in Humans: Reducing Impact of Mycotoxins in Tropical Agriculture with Emphasis on Health and Trade in Africa, Jia-Sheng Wang, H. Luo, M. Billam, Z. Wang, Hongxia Guan, Lili Tang, T. Goldstone, Evans Afriyie-Gyawu, C. Lovett, J. Griswold, B. Bratten, R. Taylor, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu

Toxicological Evaluation of Safety and Efficacy of Dietary NovaSil clay in Animals: Reducing Impact of Mycotoxins in Tropical Agriculture with Emphasis on Health and Trade in Africa, Evans Afriyie-Gyawu, Bhagirathi Dash, John Taylor, Melinda C. Wiles, Henry J. Huebner, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Single Nucleotide Polymorphism at EXON 4 in the Microsomal Epoxide Hydrolase Gene is Associated with Increased Aflatoxin Albumin Adducts in the Blood of Humans in Ghana, Bhagirathi Dash, Evans Afriyie-Gyawu, Henry J. Huebner, Jia-Sheng Wang, Pauline E. Jolly, Timothy D. Phillips
Evans Afriyie-Gyawu

Chronic Toxicological Evaluation of NovaSil Clay in the Diet of Sprague-Dawley Rats, Evans Afriyie-Gyawu, J. Mackie, Bhagirathi Dash, Melinda C. Wiles, John Taylor, Henry J. Huebner, Lili Tang, Hongxia Guan, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Isothermal Models for the Prediction of Nutrient Interactions with Mycotoxin Sorbents, John F. Taylor, Evans Afriyie-Gyawu, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu

Short-Term Safety Evaluation of Processed Calcium Montmorillonite Clay (NovaSil) in Humans, Jia-Sheng Wang, H. Luo, M. Bilam, Z. Wang, Hongxia Guan, Lili Tang, T. Goldston, Evans Afriyie-Gyawu, C. Lovett, J. Griswold, B. Brattin, R. J. Taylor, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu

Prevention of Zearalenone-Induced Hyperestrogenism in Prepubertal Mice, Evans Afriyie-Gyawu, Melinda C. Wiles, Henry J. Huebner, Molly B. Richardson, Christie Fickey, Timothy D. Phillips
Evans Afriyie-Gyawu

The Potential of Aflatoxin Sequestering Agents, Timothy D. Phillips, Evans Afriyie-Gyawu, Jia-Sheng Wang, Jonathan H. Williams, Henry J. Huebner
Evans Afriyie-Gyawu

Chronic Toxicological Evaluation of Dietary NovaSil Clay in Sprague-Dawley Rats, Evans Afriyie-Gyawu, John Mackie, Bhagirathi Dash, Melinda Wiles, John Taylor, Henry Huebner, Lili Tang, Hongxia Guan, Jia-Sheng Wang, Timothy D. Phillips
Evans Afriyie-Gyawu

Dietary Inclusion of NovaSil: 90-Day Toxicity Evaluation in Sprague-Dawley Rats, Evans Afriyie-Gyawu, J. Mackie, Melinda Wiles, Bhagirathi Dash, Henry J. Huebner, K. Lee, Timothy D. Phillips
Evans Afriyie-Gyawu

Aflatoxin-Induced Toxicity and Depletion of Hepatic Vitamin A in Young Broiler Chicks: Protection of Chicks in the Presence of Low Levels of NovaSil PLUS in the Diet, Poult, K. Pimpukdee, L. F. Kubena, C. A. Bailey, Henry J. Huebner, Evans Afriyie-Gyawu, Timothy D. Phillips
Evans Afriyie-Gyawu

Identification of Inter-Individual Variations in Aflatoxin Metabolizing Enzymes Using Human Urinary DNA: A Non-Invasive Approach, Bhagirathi Dash, Evans Afriyie-Gyawu, W. Porter, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu

Dietary Inclusion of NovaSil: Subchronic Toxicity Evaluation in Sprague-Dawley Rats, Evans Afriyie-Gyawu
Evans Afriyie-Gyawu

Toxicological Evaluation and Metal Bioavailability in Pregnant Rats Following Exposure to Clay Minerals in the Diet, Melinda C. Wiles, Henry J. Huebner, Evans Afriyie-Gyawu, Robert J. Taylor, Gerald R. Bratton, Timothy D. Phillips
Evans Afriyie-Gyawu

Maternal and Developmental Assessment of Montmorillonite Clays Commonly Added to Animal Feeds: Toxicity Evaluation and Metal Bioavailability in the Pregnant Rat, Melinda C. Wiles, Henry J. Huebner, Evans Afriyie-Gyawu, R. Taylor, G. Bratton, Timothy D. Phillips
Evans Afriyie-Gyawu

Enhanced Clay-Based Enterosorbent for the Prevention of Aflatoxicosis: in Vitro and in Vivo Characterization, Evans Afriyie-Gyawu, Timothy D. Phillips, Henry J. Huebner
Evans Afriyie-Gyawu

In Vitro Screening and Characterization of Potential Sorbents for Zearalenone, Evans Afriyie-Gyawu, K. Mayuri, C. L. Ake, Timothy D. Phillips
Evans Afriyie-Gyawu