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At least 37 records · Page 2Linked to original sources
PubMed2026

The hidden threat from food-derived carbon dots: Formation, biodistribution, and potential health risks.

Food-derived carbon dots (CDs) are a new class of carbon-based nanoparticles generated during the thermal processing of food matrices. These nanomaterials have been extensively studied for their unique fluorescence, good biocompatibility, and tunable surface chemistry in food detection, intelligent packaging, and biomedical applications. However, their nanoscale size and high surface activity have raised safety concerns regarding biological interactions, in vivo biodistribution, and potential long-term health hazards. Although CDs have traditionally been regarded as low-toxicity materials due to their favorable biocompatibility, the potential hidden risks of CDs have not received sufficient attention. CDs exhibit dose-dependent toxicity, not only accumulating in various tissues and organs but also potentially inducing oxidative stress and interfering with cellular metabolic functions. Therefore, this review summarizes the advances in sources, synthetic strategies, and core properties of CDs, with a special focus on in vivo biological interactions, fates, and potential safety challenges. In addition, it is proposed that the standardized detection and risk assessment system should be established to further explore the long-term health effects of CDs under real dietary exposure, thereby ensuring their safety and sustainable application.

Carbon Quantum Dots↗
PubMed1978

Health risks associated with animals in different types of urban areas: present status and new ecological conditions due to urbanization.

For different reasons urban areas are colonized by numerous animal groups. From the aspect of the incidence of zoonoses the following animal groups are primarily significant: 1) food-producing animals; 2) pets; 3) synanthropic mammals; 4) synanthropic birds; 5) synanthropic arthropods. Certain species live in central parts of urban areas which the A. attempts to classify, and particularly in suburban areas which serve for recreation of town inhabitants. From the aspect of the occurrence of different animal species the A. points out the significance of various parts of urban agglomerations.

Animal Population Groups↗
PubMedDate not supplied

[Health risks of various sports].

Sport accidents have become a major problem. When investigating the risks corresponding to different sport activities, we must consider incidence, possible causes and different kinds of sport injuries too. The risks of sport injuries are not inherent to a given sport, but are more likely provoked by the athlete himself and his behaviour.

Athletic Injuries↗
PubMed1977

The responsibility to report occupational health risks.

The physician is ethically obligated to improve medical knowledge and to transmit those improvements to colleagues. Some occupational physicians are restricted from such professional communication by their employers, and some of these potential communications have major significance in other fields of medicine. For example, the failure to report the cardiovascular toxic manifestations of aliphatic nitrates in explosives and munitions workers involved a number of large U.S. corporations over a period of several decades. Most occupational physicians feel a strong obligation to their corporate employers which poses a dilemma shared by salaried physicians in academic and governmental careers. The solution to the occupational medical communication problem will be materially aided by the recent promulgation of a set of ethical principles for occupational physicians, and would be further advanced by the development of a review process for complaints and by the initiation of a public censure procedure for corporations which do not permit their physicians the opportunity to practice ethically.

American Medical Association↗