P. Winkler

Lymphocyte proliferation and apoptosis in HIV-seropositive and healthy subjects during long-term ingestion of fruit juices or a fruit-vegetable-concentrate rich in polyphenols and antioxidant vitamins

U. Spengler, J. Rockstroh, S. Ellinger, 2004, European Journal of Clinical Nutrition.

Plasma antioxidant capacity of HIV-seropositive and healthy subjects during long-term ingestion of fruit juices or a fruit–vegetable-concentrate containing antioxidant polyphenols

U. Spengler, J. Rockstroh, H. Berthold, 2001, European Journal of Clinical Nutrition.

High concentrations of excised oxidative DNA lesions in human cerebrospinal fluid.

D. Gackowski, R. Olinski, Tomasz Paciorek, 2003, Clinical chemistry.