Seda Stepanyan

ORCID: 0000-0001-7263-4131
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About
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Research Areas
  • Heavy metals in environment
  • Heavy Metal Exposure and Toxicity
  • Radioactivity and Radon Measurements
  • Nutritional Studies and Diet
  • Trace Elements in Health
  • Fatty Acid Research and Health
  • Mercury impact and mitigation studies
  • Occupational exposure and asthma
  • Child Nutrition and Water Access
  • Insect and Pesticide Research
  • Pesticide Residue Analysis and Safety
  • Iron Metabolism and Disorders
  • Food Security and Health in Diverse Populations
  • Energy, Environment, Economic Growth
  • Aquaculture Nutrition and Growth
  • Bee Products Chemical Analysis
  • Heavy Metals in Plants
  • Metabolomics and Mass Spectrometry Studies
  • Mycotoxins in Agriculture and Food
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Aquaculture disease management and microbiota
  • Wheat and Barley Genetics and Pathology
  • Obesity, Physical Activity, Diet

Food and Agriculture Organization of the United Nations
2024

Center for Ecological Noosphere Studies
2019-2023

National Academy of Sciences of Armenia
2019-2023

Mining leads to excessive heavy metal contamination of agricultural products in Armenia and can adversely impact human health. We quantify the concentrations toxic metals (lead, nickel, cadmium, mercury) food sampled from local markets capital city, Yerevan. combine these measured with data a diet survey 1,195 people. The results provide an estimate people's intake typical day. study finds that only dietary exposure lead raises consumer safety concerns. More than 50 % population have daily...

10.1016/j.envint.2023.107794 article EN cc-by Environment International 2023-02-01

Adequate dietary iron (Fe) intake is crucial for preventing Fe-deficient anemia, a recognized global public health concern which important in Armenia. This study aimed to analyze the of Fe, both heme (from animal tissues) and non-heme (more prevalent, but less efficiently absorbed), as well Fe sources, among adults representative national sample The was conducted on 1400 individuals aged 18–80 above, who were enrolled from all regions assessed through 24 h recall survey, while occurrence...

10.3390/nu15071643 article EN Nutrients 2023-03-28

The study aimed to assess aflatoxin (AFB1, AFB2, AFG1, AFG2) exposure and potential health risks through nuts spices consumption by adults (age 18-65, n = 554) in the capital city of Yerevan, where one-third Armenian population resides. AFs occurrence (peanut, almond, pistachio) (black pepper, red mix spices) was detected using HPLC. Daily products among adult collected a method Food Frequency Questionnaire. deterministic approach for risk assessment involved calculating estimated daily...

10.1080/10807039.2024.2425007 article EN Human and Ecological Risk Assessment An International Journal 2024-11-06

There are stringent regulations applicable for trans-fatty acid (TFA) limitations from food supply across the world. However, in Armenia, there is a scarcity of data on TFA content products and their consumption levels. Considering that fast-food among major contributors to intake, this study aims assess dietary exposure TFAs through Yerevan, Armenia. Eleven types were included study. The Food Frequency Questionnaire (FFQ) was used evaluate daily consumption. contents samples determined...

10.3390/foods11091294 article EN cc-by Foods 2022-04-29

Household budget surveys are used regularly to estimate dietary intakes. The study aims assess the trends in food consumption and nutrient intake, according 14 indicators from household Armenia. Data on was obtained Armenian Integrated Living Conditions Surveys, 2008–2019. results indicate that of all types foods, including plant-origin has decreased, whereas foods animal origin mostly stayed stable. Over time, energy macronutrient intakes Armenians have while contribution each group total...

10.3390/foods11182847 article EN cc-by Foods 2022-09-14

Flour-based products and cereals are one of the most consumed food items in Armenia. The aim this study is to conduct Ni risk assessment through consumption flour-based cereals. data has been gathered a 24-hour recall survey, including 1400 adult respondents Republic conducted Margin Exposure (MOE) approach. contents were analyzed using atomic absorption spectrometry. Estimated Daily Intake (EDI) values ranged from 8.63E-06 5.55E-04 mg/kg bw per day did not exceed threshold. average EDI was...

10.54503/2579-2903-2022.1-190 article EN “Katchar” Collection of Scientific Articles International Scientific-Educational Center NAS RA 2022-07-26
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