KLK3 and posterior cortical atrophy: In a randomised clinical trial, Paur et al. (2017) evaluated the effect of a 3-week dietary intervention with tomato products (providing 30 mg of LycT per day), either as monotherapy or in combination with selenium, omega-3 fatty acids, and other bioactive components, on PSA levels in 79 patients with non-metastatic PCa.