Leandro Bueno Bergantin and Afonso Caricati-Neto
The interaction between intracellular signalling pathways mediated by Ca²⁺ and cAMP (Ca²⁺/cAMP signalling interaction) is now well-accepted as a vital cellular process for mammalians.

Maja Rogić Vidaković and Igor Vujović
The transcranial magnetic stimulation (TMS) methodology for mapping the primary motor cortex (M1) for laryngeal muscles and Broca’s area was recently established on group of healthy subjects. Here we present the first patient with tumor in the frontal cortex of the left hemisphere that underwent mapping of M1 and Broca’s area as a part of preoperative neurosurgical planning.

Ippei Torii, Takahito Niwa and Naohiro Ishii
In Japan, the prevalence of autism, a condition that affects communication and social development, is 10 times higher than it was in the past. The number of children receiving special education in public elementary and junior high schools across Japan has surpassed 90,000, corresponding to an increase of 7.4-fold over the past 20 years (since 1993).

Erica Darian-Smith, Chien Yew Kow, Patrick Kwan and Jeffrey V. Rosenfeld
We report a single case of resolution of chronic incapacitating headache following surgical fenestration of a large pineal cyst.

Neža Prezelj and Matija Zupan
Subarachnoid haemorrhage is a known but rare manifestation of cerebral venous and dural sinus thrombosis. We present a case of a 62-year-old female with stable Crohn’s disease, who developed thunderclap headache with nausea. Upon presentation, she had no meningism and her neurological examination was normal.

Gaetano Gorgone, Carmen Colica, Massimiliano Plastino, Antonietta Fava, Dario Cristiano, et al…
Myasthenia gravis (MG) is an autoimmune neurological disease characterized by fluctuating fatigable skeletal muscle weakness that represents a challenge for physicians due to the diversity of the disease manifestations and the possibility of fatal complications.