The majority of chronic diseases, most notably those accompanying aging, result from progressive deterioration of central neuroimmunoendocrine control, often referred to as immunological surveillance. This is as true of cancer as it is of the development of cardiovascular, autoimmune, and neurodegenerative disease, in all of these immunological surveillance break downs, leading to an unraveling of the neuroimmunoendocrine process that inhibits proliferation of preneoplastic and neoplastic cells already existing in the body. The onset of cancer is anticipated by changes in the hormonalimmune coordination resulting in chronic quantitative alterations in the synthesis and release of hormones and the loss of the natural synchronicity of that release, which occurs according to circadian rhythms in the healthy organism, principally under the control of the pineal network. Periodic circadian hormonal release is the source of immune system regulation, thus altering hormone rhythms impairs the immune system's ability to maintain control over emerging tumor cells, not necessarily to eliminate them, but to inhibit proliferation. Malignancy, then, is the result of suppression of or interference with the regular release of hormones that maintain strict regulation of the thymo-lymphatic immune system's maturation and activity. This understanding means that we can act to prevent cancer by means of efficiently monitoring and maintenance of physiological hormonal values. For the cyclic synthesis of malignancies that are metastasized, a means of xenogeneic bone marrow transplantation is proposed as an alternative therapeutic approach.
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http://dx.doi.org/10.2174/1874609811306010014 | DOI Listing |
J Infect
January 2025
Department of Medical Microbiology, Faculty of Medicine, Universiti Malaya, Kuala Lumpur 50603, Malaysia. Electronic address:
Objective: To evaluate the long-term humoral immune response to Nipah virus (NiV) in a cohort of 25 survivors after 25 years of post-infection.
Methods: A total of 25 survivors of NiV infection from the 1998 outbreak were recruited for sample collection. The serum IgG antibody response to NiV antigens, specifically nucleocapsid (N), fusion glycoprotein (F) and attachment glycoprotein (G) was evaluated using ELISA.
Bull Math Biol
January 2025
Department of Theoretical Biology, Max Planck Institute for Evolutionary Biology, August-Thienemann-Strasse 2, 24306, Ploen, Germany.
The human immune system can recognize, attack, and eliminate cancer cells, but cancers can escape this immune surveillance. Variants of ecological predator-prey models can capture the dynamics of such cancer control mechanisms by adaptive immune system cells. These dynamical systems describe, e.
View Article and Find Full Text PDFBackground: Microglia are the primary immune cells of the brain and represent the main line of defense against brain environmental insults. In recent years, microglia have been implicated in Alzheimer's disease (AD) pathogenesis by having interconnected yet opposing roles: beneficial as they clear amyloid beta (Aβ) and amyloid plaques, and detrimental as being responsible for synaptic and neuronal loss. These activities are tightly regulated by microglia receptors CD33 and TREM2.
View Article and Find Full Text PDFACS Chem Biol
January 2025
School of Chemistry, Chemical Engineering and Biotechnology, Nanyang Technological University, Singapore 637371, Singapore.
Bacterial peptidoglycan, the essential cell surface polymer that protects bacterial integrity, also serves as the molecular pattern recognized by the host's innate immune system. Although the minimal motifs of bacterial peptidoglycan fragments (PGNs) that activate mammalian NOD1 and NOD2 sensors are well-known and often represented by small canonical ligands, the immunostimulatory effects of natural PGNs, which are structurally more complex and potentially can simultaneously activate both the NOD1 and NOD2 signaling pathways in hosts, have not been comprehensively investigated. In particular, many bacteria incorporate additional structural modifications in peptidoglycans to evade host immune surveillance, resulting in diverse structural variations among natural PGNs that may influence their biological effects in hosts.
View Article and Find Full Text PDFFront Immunol
January 2025
Department Integrative Agriculture, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain, United Arab Emirates.
Surfactant protein D (SP-D) is a C-type lectin that was originally discovered as a lung surfactant associated phospholipid recognising protein. It was originally shown to be of great importance in surfactant turnover and homeostasis in conjunction with another hydrophilic surfactant protein i.e.
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