The documentation of lead toxicity (plumbism) dates back to the times when man learnt its various applications. This versatile heavy metal is non-degradable and its ability to get accumulated in the body that goes undiagnosed, makes it a serious environmental health hazard. Lead is now known to affect almost every organ/tissue of the human body. With irreversible effects on neurobiological development of young children and foetus, its toxicity has lasting implications on the human life. Outlining the symptoms, diagnosis and treatment therapy for lead poisoning, the present review elaborates the pathophysiological effects of lead on various organs. This will be of immense help to the health professionals so as to inculcate a better understanding of the lead poisoning which otherwise is asymptomatic. With chelation therapy being the classic path of treatment, new strategies are being explored as additive/adjunct therapy. It is now understood that lead toxicity is completely preventable. In this regard significant efforts are in place in the developed countries whereas much needs to be done in the developing countries. Spreading the awareness amongst the masses by educating them and reducing the usage of lead following stricter industry norms appears to be the only roadmap to prevent lead poisoning. Efforts being undertaken by the Government of India and other organisations are also mentioned.
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http://dx.doi.org/10.1007/s12291-017-0680-3 | DOI Listing |
Basic Clin Pharmacol Toxicol
February 2025
Department of Odontology, Section of Oral Biology and Immunopathology, University of Copenhagen, Copenhagen, Denmark.
Dental pain is common, and many patients use analgesics to alleviate the pain. Analgesics are readily accessible, and overdosing may lead to severe complications. This study explores the extent of analgesic overdosing in patients with dental pain.
View Article and Find Full Text PDFNat Commun
January 2025
School of Environmental Science and Engineering, Shanghai Jiao Tong University, Shanghai, China.
Accidental ingestion of lead (Pb)-contaminated soils represents a major route of Pb exposure for both adults and children, and the development of accessible and cost-effective solutions to reduce Pb poisoning is urgently required. Here, we present an effective and straightforward technique, involving the consumption of cola beverages, for the purpose of lowering blood Pb levels following the ingestion of contaminated soils in animal models. This method facilitated the direct passage of Pb in contaminated soil through the digestive system, enhancing its elimination without absorption into systemic circulation.
View Article and Find Full Text PDFEMBO J
January 2025
Department of Neurology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, 450000, Henan, China.
The carboxyl terminus of Hsc70-interacting protein (CHIP) is pivotal for managing misfolded and aggregated proteins via chaperone networks and degradation pathways. In a preclinical rodent model of CHIP-related ataxia, we observed that CHIP mutations lead to increased levels of phosphodiesterase 9A (PDE9A), whose role in this context remains poorly understood. Here, we investigated the molecular mechanisms underlying the role of PDE9A in CHIP-related ataxia and demonstrated that CHIP binds to PDE9A, facilitating its polyubiquitination and autophagic degradation.
View Article and Find Full Text PDFNeuroscience
January 2025
Department of Radiation Biology and Toxicology, Manipal School of Life Sciences, Manipal Academy of Higher Education, Manipal, Karnataka 576104, India. Electronic address:
Lead (Pb) is an environmental toxin ubiquitously present in the human environment due to anthropogenic activities and industrialization. Lead can enter the human body through various sources and pathways, such as inhalation, ingestion and dermal contact, leading to detrimental health effects. The majority of lead that enters the body is removed by urine or feces; however, under chronic exposure conditions, lead is not efficient, as lead is absorbed and transferred to numerous organs, such as the brain, liver, kidney, muscles, and heart, and it is ultimately stored in mineralizing tissues such as bones and teeth.
View Article and Find Full Text PDFJ Hist Dent
January 2025
Clinic Director, Cavity Busters Doylestown, Doylestown, PA Adjunct Professor Pediatric Dentistry University of Texas HSC at San Antonio Clinical Professor, Pediatric Dentistry Case Western Reserve School of Dental Medicine.
A unique type of advertising trade card was popular in Europe, mostly Belgium, between 1840 and 1865. These cards were produced with a coating of a white lead substance that gave them a lustrous appearance and feel, resembling porcelain. As attractive as these cards were, producing them oftentimes resulted in lead poisoning for the printers, so few were produced after 1865.
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