A definition of ecological oncology is given and its subject is discussed. Primary attention is paid to insufficiently studied aspects of this novel scientific discipline: the influence of carcinogens on the natural biocenoses and their role in the evolutional processes, the transformation of carcinogens by living organisms, and the ecological monitoring of environmental carcinogenic substances.
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Lancet Neurol
January 2025
Institute of Systems, Molecular and Integrative Biology, University of Liverpool, Liverpool, UK. Electronic address:
The blood-brain barrier is a physiological barrier that can prevent both small and complex drugs from reaching the brain to exert a pharmacological effect. For treatment of neurological diseases, drug concentrations at the target site are a fundamental parameter for therapeutic effect; thus, the blood-brain barrier is a major obstacle to overcome. Novel strategies have been developed to circumvent the blood-brain barrier, including CSF delivery, intracranial delivery, ultrasound-based methods, membrane transporters, receptor-mediated transcytosis, and nanotherapeutics.
View Article and Find Full Text PDFGenes Environ
January 2025
Department of Environmental Oncology, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, Japan, 1-1 Iseigaoka, Yahatanishi-ku, Kitakyushu, 807-8555, Japan.
Background: Urinary 8-hydroxyguanosine (8-OHGuo) levels serve as a biomarker for oxidative stress and hydroxyl radical-induced RNA damage. Evaluating the diurnal and daily fluctuations in urinary 8-OHGuo excretion levels is essential for understanding its implications. However, research in this area remains limited.
View Article and Find Full Text PDFBMC Public Health
January 2025
Department of Global Health, Division of Health Systems and Public Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa.
Background: Numerous studies have been conducted on barriers to cervical cancer screening in low resourced settings. Few have however explored the factors that motivate women to make the decision for screening. This study therefore aimed at identifying strategies that could strengthen the utilisation of screening services, with the goal of informing the development of context for enhancing cervical cancer programmes in Gwanda district, Zimbabwe.
View Article and Find Full Text PDFBMJ Open
January 2025
Pharmaceutics and Social Pharmacy, Addis Ababa University College of Health Sciences, Addis Ababa, Ethiopia.
Objective: This study analysed the spatial and temporal patterns of cervical cancer incidence in Addis Ababa from 2012 to 2021.
Design: An ecological study was conducted from 1 September to 30 November 2023 to examine the spatiotemporal trends of cervical cancer incidence.
Setting: The research was conducted in Addis Ababa, the capital city of Ethiopia.
Cell Physiol Biochem
January 2025
UR-UPJV 4667, UFR Sciences, Université de Picardie Jules Verne, Amiens, France,
Quiescent pancreatic stellate cells (PSCs) represent only a very low proportion of the pancreatic tissue, but their activation leads to stroma remodeling and fibrosis associated with pathologies such as chronic pancreatitis and pancreatic ductal adenocarcinoma (PDAC). PSC activation can be induced by various stresses, including acidosis, growth factors (PDGF, TGFβ), hypoxia, high pressure, or intercellular communication with pancreatic cancer cells. Activated PSC targeting represents a promising therapeutic strategy, but little is known regarding the molecular mechanisms underlying the activation of PSCs.
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