Daily Archives: July 17, 2026

Public Health : highlights risks of heavy metal contamination in Betel leaves

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Renowned academician and researcher Dr. Md. Muzammel Hossain has significantly contributed to a groundbreaking study published in the Journal of Food Composition and Analysis, shedding light on the presence of heavy metals and malondialdehyde in Piper betel (betel leaves).

The research warns that the accumulation of toxic metals such as lead (Pb), cadmium (Cd), and arsenic (As) in betel leaves may pose significant health risks to consumers.
Dr. Hossain emphasizes the importance of regular monitoring and regulation to prevent heavy metal exposure through betel consumption.

His findings raise awareness about potential oxidative stress and long-term health consequences associated with contaminated betel leaves.

Citation: Hossain M.M., Tripty, J., Shishir, M.Z.A., Han, S., Zhu, D. (2024). Malondialdehyde and heavy metal contents in Piper betel: Possible Risks of Heavy Metals in Human Health. Journal of Food Composition and Analysis. https://doi.org/10.1016/j.jfca.2024.106540. 

Reported : Hossain LAB, Center For Biology, Ecology and Environmental Science

Per- and polyfluoroalkyl substances (PFAS)

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Scholarly article titled “Per- and polyfluoroalkyl substances (PFAS) exposure in biota and remediation strategies: Toxicological and biochemical perspectives” by Hossain et al., (2025) published in the Journal of Hazardous Materials Advances. The article discusses PFAS exposure, its toxicological impacts, and remediation strategies, with a focus on biochemical perspectives.

This comprehensive review by Hossain et al. (2025) examines the pervasive presence of per- and polyfluoroalkyl substances (PFAS) in environmental biota and assesses their toxicological and biochemical impacts. The authors highlight the persistence, bioaccumulation, and widespread distribution of PFAS compounds, emphasizing their potential health risks to wildlife and human populations.

Key Points:

Environmental Distribution and Bioaccumulation: PFAS are detected in various ecosystems, accumulating in aquatic and terrestrial organisms, leading to biomagnification through food chains.

Toxicological Impacts: The review details adverse health effects, including endocrine disruption, immunotoxicity, and carcinogenic potential, linked to PFAS exposure.

Biochemical Mechanisms: The authors explore biochemical pathways affected by PFAS, such as interference with lipid metabolism, oxidative stress induction, and disruption of cellular signaling.

Remediation Strategies: The article evaluates current and emerging remediation techniques, including advanced oxidation processes, activated carbon adsorption, bioremediation, and nanotechnology-based methods, emphasizing the importance of sustainable and effective solutions.

Future Perspectives: Emphasizing the need for stricter regulations and innovative remediation technologies, the authors advocate for further research into biochemical pathways to develop targeted detoxification approaches.

Citation :

Hossain M.M., Nawaz, MZ., Dar, MA., et al. (2025) Per- and polyfluoroalkyl substances (PFAS) exposure in biota and remediation strategies: Toxicological and biochemical perspectives. Journal of Hazardous Materials Advances 17, 100579. https://doi.org/10.1016/j.hazadv.2024.100579. 

Reported :

Hossain LAB, Center For Biology, Ecology and Environmental Science.