Liborio Martínez

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The contractions induced by Noradrenaline (NA) on several preparations of the testicular capsule of the rat have been studied. Increasing concentrations of NA were added both in a single and cumulative way to the whole capsule and to some portions: the mediastinal and non mediastinal portions and to the anterior and posterior portions. All the preparations(More)
Epigenetic mechanisms are crucial to regulate the expression of different genes required for neuronal plasticity. Neurotoxic substances such as arsenic, which induces cognitive deficits in exposed children before any other manifestation of toxicity, could interfere with the epigenetic modulation of neuronal gene expression required for learning and memory.(More)
Mycobacterium xenopi is an unusual pathogen and few such cases have been reported in the literature. We report the case of a patient with a sirolimus-based immunosuppressive regimen, who developed lung cavitation. M. xenopi was isolated from the sputum. The patient was treated initially with rifampicin, isoniazid, and pyrazinamide; levofloxacin was added to(More)
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