One such issue is related to drug-metabolizing enzymes. Glucocorticoids are mainly metabolized via phase I reaction involving the cytochrome P-450 3A4 and may also act as a potent inducer via this website glucocorticoid receptor [48,49]. Although little information is available on the effect of taurine on drug metabolism, it is worth-mentioning that it can act as a positive modulator of cytochrome P-450 3A4 induction
[50]. Then, over a long term of combined treatment with both drugs, an acceleration of drug metabolism may occur, potentially leading to a reduction of the therapeutic level of steroids in the patients. This possibility is merely speculative in light of the present data and we cannot exclude that a longer treatment with both drugs would be actually required to observe a greater effect on muscle histology as well as on other parameters, such as the heart function. In fact, taurine supplementation might exert a long-term protection over prednisolone-aggravated dystrophic BYL719 cell line cardiomyopathy, an effect that could be observed in older
mdx mice [23,40]. The present data provide promising early evidence about potential benefits in associating PDN with taurine to enhance muscular function in dystrophic subjects; however, longer protocols are required to better understand the therapeutic advantage over the long-term use and to rule out the occurrence of any adverse outcome. The authors wish to thank Prof Diana Conte Camerino for helpful suggestions and comments. The financial support of Italian Telethon to the project number GGP05130 is gratefully acknowledged. “
“Intravascular
large B-cell lymphoma is a rare and aggressive lymphoma with a dismal prognosis. Synchronous intravascular large B-cell lymphoma within meningioma has not previously been documented. We report a case of a 73-year-old woman of Asian descent who presented with fever of unknown origin with generalized weakness. CT scan and MRI of the head revealed a dural-based mass lesion consistent with meningioma in the left frontal cerebral convexity. Surgery was performed to remove the tumor and histopathology showed a meningioma within which was a synchronous intravascular large B-cell lymphoma. The hematology and oncology services were consulted and palliative treatment was initiated due to the patient’s poor Eastern Cooperative Oncology Group performance Inositol oxygenase status. The patient died within 30 days post-surgery. To the best of our knowledge, this case represents the first report of synchronous intravascular large B-cell lymphoma within a meningioma. “
“Adenohypophysis (AH) hormone producing cells represent the origin of diverse groups of pituitary adenomas (PA). Deregulation of hypothalamic hormone receptors, growth factors and cAMP signaling have been implicated in the etiology of PA. Endogenous retroviruses (ERVs) are derived from past exogenous retroviral infections and represent more than 8% of the human genome.