MDMA shows promise for the treatment of post-traumatic stress disorder. Combining the use of Ecstasy with psychotherapy treatments resulted in a reduction of PTSD symptoms after just one session. 54% of the study participants no longer met the PTSD criteria after two sessions. Patients also reported improvements in depression symptoms.
According to a new mathematical model of seizures, only the conductivity of the AMPA receptors in neurons in the temporal lobe significantly change, leading to stronger excitation and synaptic signals.
Retinal ganglion cell survival following a stroke depends on whether the pathway to the primary visual area remains active. Cells connected to inactive areas of the visual cortex suffer atrophy and degenerate, leading to permanent visual impairment.