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Biomedical subjects

O Longo

Publications and source records attributed to O Longo.

17 recordsLinked to original sources

The translation elongation factor 1A in tumorigenesis, signal transduction and apoptosis: review article.

An increasing number of evidences suggest the involvement of the eukaryotic elongation factor 1A, a core component of the protein synthesis machinery, at the onset of cell transformation. In fact, eEF1A is shown to be up-regulated in cell death; moreover, it seems to be involved in the regulation of ubiquitin-mediated protein degradation. In addition, eEF1A undergoes several post-translational modifications, mainly phosphorylation and methylation, that generally influence the activity of the protein. This article summarizes the present knowledges on the several extra-translational roles of eEF1A also in order to understand as the protein synthesis regulatory mechanisms could offer tools for cancer intervention.

Animals↗

Quality of life and peripheral lymphedema.

Evaluation of the health-related quality of life (QOL) is becoming commonplace, seeking to provide information about the everyday well-being of a patient. This work examined the QOL of 23 consecutive patients with lymphedema of the upper or lower extremities. Five were men and the other eighteen were women. Their ages ranged from 19 to 74 years (mean 48.3). After clinical examination, and with informed consent of each patient, they were assessed by a psychologist and submitted to a QOL test (SF-36). For controls, twenty-three women and five men with age range of 28 to 66 years (mean 47) were similarly evaluated. The results showed the lymphedema group had a statistically significantly reduced QOL in both physical and mental health as well as social interaction.

Arm↗

Hot heads and cold brains. Aristotle, Galen and the "radiator theory".

The Author examines two similar theories about the functioning of human brain as a refrigerator: Falk's and Fialkowski's (1990) and Aristotle's (IVth century b.C.). There are surprising, although fortuitous, convergences between the two, with the remarkable difference, however, that Artistotle's doctrine (later severely criticized by Galen) thinks of the brain merely as an organ for the cooling of the body's (the heart's) heat, while according to the modern radiator theory the human brain developed starting as a refrigerator of itself.

Brain↗