The dopamine hypothesis of schizophrenia is the field’s longest-running mechanistic story, and most of its supporting evidence has been cross-sectional. A 2026 longitudinal PET study by Schulz and colleagues followed the same 28 patients across psychosis and early remission.1 Research Highlights The dopamine hypothesis of schizophrenia is the field’s longest-running mechanistic story. Cross-sectional 18F-DOPA PET …
Parkinson’s disease (PD), a degenerative disorder that predominantly affects the motor system, has long been a challenging condition to manage due to its complex pathology and the limited efficacy of available treatments. However, recent research presents a beacon of hope through a novel combined therapy targeting the core of Parkinson’s disease’s neuronal degradation. This innovative …
In the digital age, Internet Addiction Disorder (IAD) emerges as a complex interplay of technology, psychology, and genetics. This intricate relationship underscores the need for a multidisciplinary approach to understanding and addressing IAD. A recent study analyzed the genetic underpinnings of internet addiction and discovered a strong link with the serotonin 2A receptor gene (HTR2A) …
The opioid crisis, particularly in North America, has spotlighted oxycodone as a central figure due to its significant role in addiction and overdose deaths. A recent review analyzed the genomic and epigenetic mechanisms behind oxycodone’s effects compared to other opioids, shedding light on its unique impact on addiction pathways. Highlights: Oxycodone, a semi-synthetic opioid derived …
Quetiapine, a second-generation antipsychotic medication, is renowned for its efficacy in managing a spectrum of psychiatric conditions, including schizophrenia, bipolar disorder, and major depressive disorder (MDD). Despite its broad therapeutic utility and a generally favorable side effect profile, quetiapine’s role in rare instances of inducing psychotic symptoms warrants a closer examination. Highlights: Quetiapine’s Mechanism of …
Depression, a pervasive global health issue, significantly impairs quality of life and burdens the healthcare system. Despite the availability of numerous antidepressants, their effectiveness is often limited, pushing researchers to explore alternative treatments. Berberine, a natural compound with a diverse pharmacological profile, has shown promising antidepressant effects, offering a potential complementary or alternative approach to …
Depression, a debilitating mental health disorder, has long puzzled scientists and clinicians alike. Recent research sheds light on the nucleus accumbens (NAc), a brain region associated with reward and pleasure, highlighting its critical role in the pathophysiology of depression. Specifically, the study shows how manipulating cyclic adenosine monophosphate (cAMP) levels within dopamine D1 receptor medium …