Metabolon (United States)

Kynurenine Pathway Activation is Associated with Poor Sleep Efficiency in Men With HIV

Background: Sleep disturbances are common in people with HIV, yet the underlying biological mechanisms remain poorly understood. Chronic immune activation in HIV can induce the tryptophan-kynurenine (TK) pathway, which both reduces melatonin synthesis and increases production of...

Adenosine Deaminase-Mediated Purine Dysfunction Leads to DNA Repair Inhibition and Senescence in Sporadic Amyotrophic Lateral Sclerosis

Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disease characterised by the death of motor neurons leading to paralysis and death generally 3–5 years post-symptom onset. ALS is a cell- and non-cell-autonomous disease, with glia such as astrocytes influencing disease p...